Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
564 FNUS55 KREV 222052 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 1252 PM PST Fri Nov 22 2024 ...STRONG WINDS AND CRITICAL FIRE WEATHER CONDITIONS CONTINUE ALONG THE SOUTHERN SIERRA FRONT, SOUTHERN MONO COUNTY, AND THE LAHONTAN BASIN THROUGH THIS EVENING... .DISCUSSION... The Red Flag Warning continues as critical fire weather conditions are forecast through this evening. Strong southwest winds and relative humidities as low as 12-18% remain anticipated across the southern Sierra Front, southern Mono County, and the Lahontan Basin. Periods of strong winds, rain, and mountain snow are anticipated through early next week. By the end of next week, cooler-than-normal temperatures and dry conditions are likely. Note: Thunderstorms imply gusty and erratic winds. Note: Mixing Heights are in feet above ground level of the valley floors. Note: Please see operating plan for detailed zone descriptions https://www.weather.gov/wrh/fire?wfo=rev NVZ420-231445- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 1252 PM PST Fri Nov 22 2024 ...HIGH WIND WARNING IN EFFECT UNTIL 1 AM PST SATURDAY... .TONIGHT... * Sky/Weather........Chance of rain in the evening, then rain after midnight. * Min Temperature.... * Valleys..........36-46. * Mid Slope........38-48. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........76-86%. * Mid Slope........68-78%. * 24 hr trend......28% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 20 to 35 mph with gusts to 60 mph shifting to the southwest 15 to 25 mph with gusts to 35 mph late in the night. * Ridge Top........Southwest winds 30 to 50 mph. Gusts to 75 mph increasing to 90 mph in the late evening and overnight. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...60%. * Mixing Height......1200-1700 ft agl decreasing to 700-1200 ft agl after midnight. * Transport Winds....Southwest 25 to 35 mph. * Ventilation........Very good decreasing to good after midnight. .SATURDAY... * Sky/Weather........Partly cloudy. Rain likely in the morning. Chance of snow. Slight chance of rain in the afternoon. * Max Temperature.... * Valleys..........43-53. * Mid Slope........38-48. * 24 hr trend......12 degrees cooler. * Min Humidity....... * Valleys..........41-51%. * Mid Slope........50-60%. * 24 hr trend......15% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 13 to 20 mph decreasing to 10 to 17 mph in the morning, then increasing to 15 to 25 mph in the afternoon. Gusts to 35 mph. * Ridge Top........Southwest winds 20 to 35 mph. Gusts to 85 mph decreasing to 50 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...35%. * Mixing Height......1400-1900 ft agl increasing to 3200-4200 ft agl in the afternoon. * Transport Winds....Southwest 15 to 25 mph increasing to 25 to 35 mph in the afternoon. * Ventilation........Very good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Partly cloudy. Slight chance of rain in the evening. Chance of snow. * Min Temperature.... * Valleys..........24-34. * Mid Slope........25-32. * Max Humidity....... * Valleys..........78-88%. * Mid Slope........69-79%. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...10%. * Mixing Height......1600-2100 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 15 to 25 mph in the evening becoming light. * Ventilation........Very good decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Partly cloudy. Chance of snow. Slight chance of rain in the afternoon. * Max Temperature.... * Valleys..........41-49. * Mid Slope........35-45. * Min Humidity....... * Valleys..........39-49%. * Mid Slope........45-55%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 35 mph. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......600-900 ft agl increasing to 2300-3300 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Chance of snow and a slight chance of rain. Lows 19-29. Downslope 2 to 5 mph. .MONDAY...Mostly cloudy. Chance of rain and snow. Highs 42-50. Lows 19-29. Slope winds. .TUESDAY...Rain and a chance of snow. Highs 38-48. Lows 20-30. Slope winds. .WEDNESDAY...Partly cloudy. Slight chance of snow showers. Highs 35-44. Lows 15-25. Slope winds. .THANKSGIVING DAY...Partly cloudy. Slight chance of snow showers. Highs 34-44. Lows 15-25. .FRIDAY...Mostly cloudy. Slight chance of snow showers. Highs 35-45. $$ NVZ421-231445- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 1252 PM PST Fri Nov 22 2024 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM PST THIS EVENING... ...HIGH WIND WARNING IN EFFECT UNTIL 1 AM PST SATURDAY... .TONIGHT... * Sky/Weather........Partly cloudy. Chance of rain and snow. * Min Temperature.... * Valleys..........37-47. * Mid Slope........39-49. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........75-85%. * Mid Slope........59-69%. * 24 hr trend......35% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 25 to 40 mph. Gusts to 65 mph decreasing to 50 mph late in the night. * Ridge Top........South winds 35 to 55 mph with gusts to 110 mph shifting to the southwest 50 to 70 mph with gusts to 105 mph after midnight. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...60%. * Mixing Height......1000-1500 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....South 35 to 45 mph. * Ventilation........Very good decreasing to good after midnight. .SATURDAY... * Sky/Weather........Partly cloudy. Snow in the morning. Chance of rain. Chance of snow in the afternoon. * Max Temperature.... * Valleys..........44-54. * Mid Slope........38-48. * 24 hr trend......13 degrees cooler. * Min Humidity....... * Valleys..........31-41%. * Mid Slope........32-42%. * 24 hr trend......28% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 15 to 25 mph increasing to 20 to 30 mph early in the afternoon, then decreasing to 15 to 25 mph late in the afternoon. Gusts to 40 mph. * Ridge Top........Southwest winds 45 to 65 mph with gusts to 95 mph decreasing to 30 to 45 mph with gusts to 70 mph in the afternoon. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...55%. * Mixing Height......1500-2000 ft agl increasing to 2800-3800 ft agl in the afternoon. * Transport Winds....Southwest 30 to 40 mph. * Ventilation........Excellent. .SATURDAY NIGHT... * Sky/Weather........Chance of rain in the evening. Snow likely. * Min Temperature.... * Valleys..........22-32. * Mid Slope........24-34. * Max Humidity....... * Valleys..........76-86%. * Mid Slope........58-68%. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 14 mph with gusts to 25 mph until early morning becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 20 to 30 mph with gusts to 45 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...35%. * Mixing Height......1500-2000 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....Southwest 15 to 25 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Very good decreasing to fair after midnight. .SUNDAY... * Sky/Weather........Mostly cloudy. Chance of snow. * Max Temperature.... * Valleys..........37-47. * Mid Slope........31-41. * Min Humidity....... * Valleys..........34-44%. * Mid Slope........33-43%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 5 to 10 mph late in the afternoon. * Ridge Top........Southwest winds 20 to 30 mph with gusts to 45 mph decreasing to 10 to 20 mph with gusts to 30 mph late in the afternoon. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...15%. * Mixing Height......600-1000 ft agl increasing to 2600-3600 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to very good in the afternoon. .Extended... .SUNDAY NIGHT...Mostly cloudy. Chance of snow. Lows 13-23. Downslope 2 to 5 mph becoming south 8 to 13 mph in the late evening and overnight. .MONDAY...Snow and rain. Highs 40-50. Lows 13-23. Slope winds. .TUESDAY...Snow and rain. Highs 39-49. Lows 14-24. Southwest winds around 10 mph. .WEDNESDAY...Mostly cloudy. Chance of snow showers. Highs 35-45. Lows 8-18. Slope winds. .THANKSGIVING DAY...Partly cloudy. Slight chance of snow showers. Highs 38-48. Lows 8-18. .FRIDAY...Mostly cloudy. Slight chance of snow showers. Highs 40-50. $$ CAZ272-231445- Greater Lake Tahoe and Truckee Area- 1252 PM PST Fri Nov 22 2024 .TONIGHT... * Sky/Weather........Rain and snow. * Min Temperature.... * Valleys..........34-43. * Mid Slope........30-40. * 24 hr trend......7 degrees cooler. * Max Humidity....... * Valleys..........92-100%. * Mid Slope........88-98%. * 24 hr trend......31% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 19 to 30 mph with gusts to 45 mph. * Ridge Top........Southwest winds 35 to 55 mph with gusts to 110 mph increasing to 50 to 70 mph with gusts to 110 mph after midnight. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...90%. * Mixing Height......800-1300 ft agl. * Transport Winds....South 30 to 40 mph. * Ventilation........Very good. .SATURDAY... * Sky/Weather........Rain and snow in the morning, then chance of snow and rain in the afternoon. * Max Temperature.... * Valleys..........36-43. * Mid Slope........30-40. * 24 hr trend......10 degrees cooler. * Min Humidity....... * Valleys..........71-81%. * Mid Slope........70-80%. * 24 hr trend......22% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 15 to 25 mph becoming 12 to 20 mph in the afternoon. Gusts to 35 mph. * Ridge Top........Southwest winds 30 to 45 mph with gusts to 100 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...65%. * Mixing Height......1200-1700 ft agl increasing to 1900-2900 ft agl in the afternoon. * Transport Winds....Southwest 30 to 40 mph. * Ventilation........Very good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Snow likely. * Min Temperature.... * Valleys..........20-30. * Mid Slope........19-28. * Max Humidity....... * Valleys..........86-96%. * Mid Slope........74-84%. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 8 to 13 mph. * Ridge Top........Southwest winds 15 to 25 mph with gusts to 45 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...40%. * Mixing Height......1100-1600 ft agl decreasing to 600-1100 ft agl after midnight. * Transport Winds....Southwest 20 to 30 mph. * Ventilation........Very good decreasing to fair after midnight. .SUNDAY... * Sky/Weather........Mostly cloudy. Chance of snow. * Max Temperature.... * Valleys..........33-39. * Mid Slope........27-37. * Min Humidity....... * Valleys..........60-70%. * Mid Slope........59-69%. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 5 to 10 mph in the morning becoming upslope 4 to 8 mph, then becoming southwest 7 to 12 mph in the afternoon. * Ridge Top........Southwest winds 10 to 20 mph. Gusts to 45 mph in the morning. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...25%. * Mixing Height......600-1100 ft agl increasing to 2100-3100 ft agl in the afternoon. * Transport Winds....Southwest 10 to 20 mph. * Ventilation........Fair increasing to very good in the afternoon. .Extended... .SUNDAY NIGHT...Chance of snow in the evening, then snow likely after midnight. Lows 19-29. Downslope 2 to 5 mph becoming southwest 7 to 12 mph after midnight. .MONDAY...Snow and rain. Highs 35-41. Lows 19-29. Southwest winds around 10 mph. .TUESDAY...Snow. Highs 34-40. Lows 17-27. Slope winds. .WEDNESDAY...Mostly cloudy. Chance of snow showers. Highs 31-39. Lows 10-20. Slope winds. .THANKSGIVING DAY...Partly cloudy. Slight chance of snow showers. Highs 34-42. Lows 10-20. .FRIDAY...Mostly cloudy. Slight chance of snow showers. Highs 36-44. $$ NVZ423-231445- West Humboldt Basin in Pershing County- 1252 PM PST Fri Nov 22 2024 .TONIGHT... * Sky/Weather........Chance of rain in the evening. Rain after midnight. * Min Temperature.... * Valleys..........35-44. * Mid Slope........36-43. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........72-82%. * Mid Slope........62-72%. * 24 hr trend......28% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 9 to 16 mph with gusts to 35 mph increasing to southwest 15 to 25 mph with gusts to 40 mph after midnight. * Ridge Top........Southwest winds 15 to 25 mph with gusts to 60 mph increasing to 25 to 35 mph with gusts to 85 mph after midnight. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...40%. * Mixing Height......600-1100 ft agl. * Transport Winds....Southwest 15 to 20 mph increasing to 20 to 30 mph after midnight. * Ventilation........Fair increasing to good after midnight. .SATURDAY... * Sky/Weather........Rain and snow likely in the morning, then slight chance of rain and snow in the afternoon. * Max Temperature.... * Valleys..........47-55. * Mid Slope........42-52. * 24 hr trend......10 degrees cooler. * Min Humidity....... * Valleys..........39-49%. * Mid Slope........42-52%. * 24 hr trend......22% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 12 to 18 mph decreasing to 9 to 16 mph in the morning, then increasing to 15 to 25 mph in the afternoon. Gusts to 30 mph increasing to 35 mph in the afternoon. * Ridge Top........West winds 15 to 25 mph. Gusts to 85 mph decreasing to 50 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...35%. * Mixing Height......1300-1800 ft agl increasing to 3500-4500 ft agl in the afternoon. * Transport Winds....Southwest 20 to 30 mph. * Ventilation........Good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Partly cloudy. Slight chance of rain in the evening. Slight chance of snow. * Min Temperature.... * Valleys..........21-30. * Mid Slope........24-30. * Max Humidity....... * Valleys..........79-89%. * Mid Slope........62-72%. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 40 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...10%. * Mixing Height......1600-2100 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Very good decreasing to poor after midnight. .SUNDAY... * Sky/Weather........Partly cloudy. * Max Temperature.... * Valleys..........43-49. * Mid Slope........37-47. * Min Humidity....... * Valleys..........35-45%. * Mid Slope........39-49%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 25 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......600-700 ft agl increasing to 2300-3300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Poor increasing to good in the afternoon. .Extended... .SUNDAY NIGHT...Partly cloudy. Lows 20-30. Downslope 2 to 5 mph. .MONDAY...Mostly cloudy. Chance of rain and a slight chance of snow. Highs 45-51. Lows 20-30. Slope winds. .TUESDAY...Rain and a chance of snow. Highs 40-48. Lows 21-31. Slope winds. .WEDNESDAY...Partly cloudy. Slight chance of snow showers. Highs 37-45. Lows 15-25. Slope winds. .THANKSGIVING DAY...Partly cloudy. Highs 36-44. Lows 13-23. .FRIDAY...Mostly cloudy. Highs 35-43. $$ NVZ429-231445- Lahontan Basin including Churchill and Eastern Mineral Counties- 1252 PM PST Fri Nov 22 2024 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM PST THIS EVENING... ...HIGH WIND WARNING IN EFFECT UNTIL 1 AM PST SATURDAY... .TONIGHT... * Sky/Weather........Mostly cloudy. Chance of rain. * Min Temperature.... * Valleys..........33-43. * Mid Slope........35-45. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........65-75%. * Mid Slope........42-52%. * 24 hr trend......27% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 15 to 25 mph with gusts to 50 mph increasing to 20 to 30 mph with gusts to 55 mph after midnight, then shifting to the southwest 13 to 20 mph with gusts to 45 mph late in the night. * Ridge Top........South winds 20 to 35 mph. Gusts to 60 mph increasing to 95 mph. * Haines Index.......4. * LAL................1. * Chc Wetting Rain...10%. * Mixing Height......800 ft agl. * Transport Winds....South 20 to 30 mph. * Ventilation........Fair. .SATURDAY... * Sky/Weather........Mostly cloudy. Chance of rain and snow. * Max Temperature.... * Valleys..........49-59. * Mid Slope........45-55. * 24 hr trend......8 degrees cooler. * Min Humidity....... * Valleys..........30-40%. * Mid Slope........30-40%. * 24 hr trend......22% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 17 mph increasing to west 15 to 25 mph in the afternoon. Gusts to 35 mph. * Ridge Top........West winds 20 to 30 mph. Gusts to 85 mph decreasing to 55 mph in the afternoon. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...15%. * Mixing Height......1300-1800 ft agl increasing to 4100-5100 ft agl in the afternoon. * Transport Winds....Southwest 15 to 20 mph increasing to 20 to 30 mph in the afternoon. * Ventilation........Good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Mostly cloudy. Chance of snow and rain. * Min Temperature.... * Valleys..........23-33. * Mid Slope........24-33. * Max Humidity....... * Valleys..........80-90%. * Mid Slope........66-76%. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 15 mph becoming downslope 2 to 5 mph. * Ridge Top........West winds 10 to 15 mph with gusts to 35 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...10%. * Mixing Height......1700-2200 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Very good decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Slight chance of snow in the morning. * Max Temperature.... * Valleys..........42-51. * Mid Slope........39-47. * Min Humidity....... * Valleys..........34-44%. * Mid Slope........37-47%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........South winds 10 to 15 mph with gusts to 30 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......600-800 ft agl increasing to 2600-3600 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Poor increasing to good in the afternoon. .Extended... .SUNDAY NIGHT...Partly cloudy. Slight chance of rain and snow after midnight. Lows 22-32. Downslope 2 to 5 mph. .MONDAY...Mostly cloudy. Chance of rain and snow. Highs 43-53. Lows 22-32. South winds 10 to 15 mph. .TUESDAY...Rain likely and a chance of snow. Highs 42-52. Lows 24-34. Slope winds. .WEDNESDAY...Partly cloudy. Chance of snow showers. Highs 37-46. Lows 19-29. Slope winds. .THANKSGIVING DAY...Partly cloudy. Highs 37-47. Lows 16-26. .FRIDAY...Mostly cloudy. Highs 37-47. $$ CAZ270-278-NVZ458-231445- Surprise Valley California-Eastern Lassen County- Northern Washoe County- 1252 PM PST Fri Nov 22 2024 .TONIGHT... * Sky/Weather........Rain. Snow after midnight. * Min Temperature.... * Valleys..........29-39. * Mid Slope........29-38. * 24 hr trend......7 degrees cooler. * Max Humidity....... * Valleys..........83-93%. * Mid Slope........84-94%. * 24 hr trend......14% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 15 to 25 mph. Gusts to 45 mph decreasing to 35 mph after midnight. * Ridge Top........Southwest winds 20 to 35 mph with gusts to 75 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...75%. * Mixing Height......900-1400 ft agl. * Transport Winds....Southwest 20 to 30 mph. * Ventilation........Good. .SATURDAY... * Sky/Weather........Rain likely in the morning. Snow likely. Chance of rain in the afternoon. * Max Temperature.... * Valleys..........38-48. * Mid Slope........33-43. * 24 hr trend......11 degrees cooler. * Min Humidity....... * Valleys..........44-54%. * Mid Slope........53-63%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 12 to 18 mph increasing to 15 to 25 mph in the afternoon. Gusts to 35 mph. * Ridge Top........Southwest winds 15 to 25 mph. Gusts to 65 mph decreasing to 50 mph in the late morning and afternoon. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...35%. * Mixing Height......1100-1600 ft agl increasing to 2600-3600 ft agl in the afternoon. * Transport Winds....Southwest 20 to 30 mph. * Ventilation........Good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Partly cloudy. Slight chance of snow in the evening. * Min Temperature.... * Valleys..........20-30. * Mid Slope........19-29. * Max Humidity....... * Valleys..........82-92%. * Mid Slope........77-87%. * 20-Foot Winds...... * Valleys/Slope....West winds 9 to 14 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 30 mph. * Haines Index.......3. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......1200-1700 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....West 10 to 20 mph. * Ventilation........Very good decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Partly cloudy. Slight chance of snow in the afternoon. * Max Temperature.... * Valleys..........36-46. * Mid Slope........32-40. * Min Humidity....... * Valleys..........42-52%. * Mid Slope........50-60%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming south 7 to 12 mph with gusts to 25 mph in the afternoon. * Ridge Top........South winds 10 to 20 mph. * Haines Index.......3-4. * LAL................1. * Chc Wetting Rain...5%. * Mixing Height......600-900 ft agl increasing to 2000-3000 ft agl in the afternoon. * Transport Winds....South 10 to 20 mph. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .SUNDAY NIGHT...Mostly cloudy. Chance of snow. Slight chance of rain after midnight. Lows 23-33. South winds 7 to 12 mph until early morning becoming downslope 2 to 5 mph. .MONDAY...Mostly cloudy. Chance of snow and rain. Highs 38-48. Lows 23-33. South winds 10 to 15 mph. .TUESDAY...Chance of snow and rain. Highs 34-44. Lows 17-27. Slope winds. .WEDNESDAY...Partly cloudy. Slight chance of snow showers. Highs 31-41. Lows 9-19. Slope winds. .THANKSGIVING DAY...Partly cloudy. Highs 30-40. Lows 9-19. .FRIDAY...Mostly cloudy. Slight chance of snow showers. Highs 31-41. $$ CAZ271-231445- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 1252 PM PST Fri Nov 22 2024 .TONIGHT... * Sky/Weather........Rain and snow. * Min Temperature.... * Valleys..........27-37. * Mid Slope........27-37. * 24 hr trend......7 degrees cooler. * Max Humidity....... * Valleys..........91-100%. * Mid Slope........91-100%. * 24 hr trend......9% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 15 to 25 mph with gusts to 40 mph shifting to the southwest 10 to 18 mph with gusts to 35 mph after midnight. * Ridge Top........Southwest winds 20 to 35 mph. Gusts to 80 mph increasing to 85 mph after midnight. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...90%. * Mixing Height......700-1200 ft agl. * Transport Winds....Southwest 20 to 30 mph. * Ventilation........Good decreasing to fair after midnight. .SATURDAY... * Sky/Weather........Snow and rain in the morning, then chance of snow and rain in the afternoon. * Max Temperature.... * Valleys..........34-42. * Mid Slope........32-40. * 24 hr trend......8 degrees cooler. * Min Humidity....... * Valleys..........66-76%. * Mid Slope........67-77%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 17 mph with gusts to 25 mph. * Ridge Top........Southwest winds 15 to 25 mph with gusts to 70 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...60%. * Mixing Height......1000-1500 ft agl increasing to 2000-3000 ft agl in the afternoon. * Transport Winds....Southwest 15 to 25 mph increasing to 25 to 35 mph in the afternoon. * Ventilation........Good increasing to excellent in the afternoon. .SATURDAY NIGHT... * Sky/Weather........Mostly cloudy. Chance of snow. * Min Temperature.... * Valleys..........17-27. * Mid Slope........18-28. * Max Humidity....... * Valleys..........88-98%. * Mid Slope........86-96%. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph with gusts to 35 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...15%. * Mixing Height......800-1300 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Good decreasing to marginal after midnight. .SUNDAY... * Sky/Weather........Mostly cloudy. Chance of snow. * Max Temperature.... * Valleys..........33-43. * Mid Slope........31-39. * Min Humidity....... * Valleys..........56-66%. * Mid Slope........56-66%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming south 8 to 13 mph with gusts to 20 mph in the afternoon. * Ridge Top........South winds 10 to 15 mph with gusts to 30 mph. * Haines Index.......3-4. * LAL................1. * Chc Wetting Rain...15%. * Mixing Height......600-900 ft agl increasing to 2200-3200 ft agl in the afternoon. * Transport Winds....South 10 to 20 mph. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .SUNDAY NIGHT...Rain likely in the evening. Snow likely. Lows 20-30. South winds 7 to 12 mph. .MONDAY...Snow and rain. Highs 34-44. Lows 20-30. South winds around 10 mph. .TUESDAY...Chance of snow and rain. Highs 34-42. Lows 15-25. Slope winds. .WEDNESDAY...Partly cloudy. Slight chance of snow showers. Highs 32-42. Lows 9-19. Slope winds. .THANKSGIVING DAY THROUGH FRIDAY...Partly cloudy. Slight chance of snow showers. Highs 34-44. Lows 9-19. $$ CAZ274-231445- Southern Mono County- 1252 PM PST Fri Nov 22 2024 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM PST THIS EVENING... ...HIGH WIND WARNING IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... .TONIGHT... * Sky/Weather........Partly cloudy. Rain likely and a chance of snow after midnight. * Min Temperature.... * Valleys..........36-46. * Mid Slope........35-45. * 24 hr trend......Little change. * Max Humidity....... * Valleys..........76-86%. * Mid Slope........60-70%. * 24 hr trend......41% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 25 to 40 mph with gusts to 60 mph. * Ridge Top........Southwest winds 30 to 50 mph with gusts to 90 mph increasing to 45 to 60 mph with gusts to 85 mph late in the night. * Haines Index.......4. * LAL................1. * Chc Wetting Rain...55%. * Mixing Height......700-1200 ft agl. * Transport Winds....Southwest 30 to 40 mph. * Ventilation........Good. .SATURDAY... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Chance of rain and snow. * Max Temperature.... * Valleys..........42-52. * Mid Slope........37-47. * 24 hr trend......12 degrees cooler. * Min Humidity....... * Valleys..........33-43%. * Mid Slope........40-50%. * 24 hr trend......35% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 20 to 30 mph decreasing to 15 to 25 mph in the morning, then becoming 19 to 30 mph in the afternoon. Gusts to 45 mph. * Ridge Top........Southwest winds 30 to 45 mph with gusts to 95 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...60%. * Mixing Height......1400-1900 ft agl increasing to 2300-3300 ft agl in the afternoon. * Transport Winds....Southwest 30 to 40 mph. * Ventilation........Excellent. .SATURDAY NIGHT... * Sky/Weather........Snow likely and a chance of rain. * Min Temperature.... * Valleys..........21-31. * Mid Slope........22-30. * Max Humidity....... * Valleys..........77-87%. * Mid Slope........60-70%. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 9 to 16 mph. Gusts to 25 mph until early morning. * Ridge Top........Southwest winds 15 to 25 mph with gusts to 45 mph. * Haines Index.......2-3. * LAL................1. * Chc Wetting Rain...35%. * Mixing Height......1200-1700 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....Southwest 15 to 25 mph decreasing to 10 to 15 mph after midnight. * Ventilation........Very good decreasing to fair after midnight. .SUNDAY... * Sky/Weather........Mostly cloudy. Chance of snow. * Max Temperature.... * Valleys..........35-45. * Mid Slope........30-40. * Min Humidity....... * Valleys..........29-39%. * Mid Slope........34-44%. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 7 to 12 mph. * Ridge Top........Southwest winds 10 to 20 mph with gusts to 45 mph. * Haines Index.......2. * LAL................1. * Chc Wetting Rain...20%. * Mixing Height......600-1000 ft agl increasing to 2400-3400 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to very good in the afternoon. .Extended... .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Chance of snow. Slight chance of rain after midnight. Lows 12-22. Southwest winds 7 to 12 mph. .MONDAY...Snow and rain likely. Highs 36-46. Lows 12-22. Southwest winds around 10 mph. .TUESDAY...Snow and rain. Highs 36-46. Lows 15-25. Southwest winds around 10 mph. .WEDNESDAY...Partly cloudy. Chance of snow showers. Highs 33-43. Lows 9-19. Slope winds. .THANKSGIVING DAY...Partly cloudy. Slight chance of snow showers. Highs 37-47. Lows 9-19. .FRIDAY...Mostly cloudy. Slight chance of snow showers. Highs 39-49. $$ .8 to 14 day outlook for (Sat Nov 30 through Fri Dec 6) Above normal temperatures and Below normal precipitation. = $$ http://weather.gov/reno