


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Reno, NV
Issued by NWS Reno, NV
681 FNUS55 KREV 241124 FWFREV Fire Weather Planning Forecast National Weather Service Reno NV 424 AM PDT Sun Aug 24 2025 ...HEAT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... ...ACTIVE THUNDERSTORM PATTERN INTO EARLY NEXT WEEK... .DISCUSSION... Monsoon moisture will produce widespread coverage of showers and thunderstorms this afternoon and evening. These storms will have the risk of heavy rain, small hail, flash flooding potential in burn scar areas, and gusty outflow winds. Nocturnal showers are possible tonight across W Nevada. An active thunderstorm pattern continues into early next week. 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 NVZ420-250030- Northern Sierra Front including Carson City, Douglas, Storey, Southern Washoe, Western Lyon, and Far Southern Lassen Counties- 424 AM PDT Sun Aug 24 2025 ...HEAT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers in the morning, then chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........77-87. * Mid Slope........75-85. * 24 hr trend......7 degrees cooler. * Min Humidity....... * Valleys..........24-34%. * Mid Slope........31-41%. * 24 hr trend......14% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 7 to 12 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...45%. * Mixing Height......1100-1600 ft agl increasing to 4800-5800 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Marginal increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Chance of showers and a slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........53-63. * Mid Slope........55-65. * 24 hr trend......6 degrees cooler. * Max Humidity....... * Valleys..........67-77%. * Mid Slope........54-64%. * 24 hr trend......9% wetter. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Light winds. Gusts to 20 mph in the evening then 20 mph after midnight. * Chc Wetting Rain...20%. * Mixing Height......1900-2900 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....South 10 to 15 mph. * Ventilation........Good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Sunny then cloudy. Showers likely and a chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........79-89. * Mid Slope........76-86. * Min Humidity....... * Valleys..........20-30%. * Mid Slope........25-35%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds becoming north 10 to 15 mph in the afternoon. * Chc Wetting Rain...50%. * Mixing Height......800-1300 ft agl increasing to 4700-5700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .MONDAY NIGHT...Showers likely and a chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 53-63. West winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 75-85. Lows 50-60. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 75-85. Lows 48-58. Slope winds. .THURSDAY...Mostly clear. Slight chance of showers. Highs 76-86. Lows 46-56. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 75-85. Lows 46-56. $$ NVZ421-250030- Southern Sierra Front including Alpine, Northern Mono, Southern Lyon, and Western Mineral Counties- 424 AM PDT Sun Aug 24 2025 .TODAY... * Sky/Weather........Chance of showers in the morning, then showers and a chance of thunderstorms in the afternoon. * Chance of Thunder..50%. * Max Temperature.... * Valleys..........76-86. * Mid Slope........69-79. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........27-37%. * Mid Slope........31-41%. * 24 hr trend......16% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 7 to 12 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...55%. * Mixing Height......1600-2600 ft agl increasing to 5100-6100 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Chance of showers and a slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........43-53. * Mid Slope........55-65. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........71-81%. * Mid Slope........51-61%. * 24 hr trend......Little change. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Light winds. * Chc Wetting Rain...30%. * Mixing Height......1400-1900 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Light winds. * Ventilation........Fair decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Partly cloudy. Slight chance of showers in the morning, then showers and a chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........75-85. * Mid Slope........68-78. * Min Humidity....... * Valleys..........23-33%. * Mid Slope........27-37%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds becoming west 10 to 15 mph in the late morning and afternoon. * Chc Wetting Rain...55%. * Mixing Height......1100-1600 ft agl increasing to 3100-4100 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .MONDAY NIGHT...Showers likely and a slight chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 41-51. West winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 72-82. Lows 39-49. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 73-83. Lows 38-48. Slope winds. .THURSDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 73-83. Lows 38-48. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 75-85. Lows 38-48. $$ CAZ272-250030- Greater Lake Tahoe and Truckee Area- 424 AM PDT Sun Aug 24 2025 .TODAY... * Sky/Weather........Chance of showers in the morning, then showers likely and a chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........69-79. * Mid Slope........69-79. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........38-48%. * Mid Slope........40-50%. * 24 hr trend......15% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds. * Chc Wetting Rain...40%. * Mixing Height......1400-1900 ft agl increasing to 3900-4900 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Chance of showers and a slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........46-56. * Mid Slope........48-58. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........84-94%. * Mid Slope........62-72%. * 24 hr trend......13% wetter. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Light winds. * Chc Wetting Rain...10%. * Mixing Height......1700-2700 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....Light winds. * Ventilation........Fair decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Sunny then cloudy. Showers and a chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........68-78. * Mid Slope........67-77. * Min Humidity....... * Valleys..........39-49%. * Mid Slope........39-49%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds becoming west 10 to 15 mph in the late morning and afternoon. * Chc Wetting Rain...50%. * Mixing Height......900-1400 ft agl increasing to 3300-4300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to fair in the afternoon. .Extended... .MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 44-54. Downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 65-75. Lows 43-53. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 67-77. Lows 41-51. Slope winds. .THURSDAY...Mostly clear. Slight chance of showers. Highs 67-77. Lows 39-49. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 67-77. Lows 38-48. $$ NVZ423-250030- West Humboldt Basin in Pershing County- 424 AM PDT Sun Aug 24 2025 ...HEAT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........84-92. * Mid Slope........80-90. * 24 hr trend......11 degrees cooler. * Min Humidity....... * Valleys..........23-33%. * Mid Slope........26-36%. * 24 hr trend......15% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming southwest 7 to 12 mph in the late morning and afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...10%. * Mixing Height......1300-1800 ft agl increasing to 7100-8100 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy. Slight chance of thunderstorms in the evening. Chance of showers. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........58-67. * Mid Slope........58-67. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........58-68%. * Mid Slope........48-58%. * 24 hr trend......21% wetter. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...30%. * Mixing Height......3400-4400 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Very good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Partly cloudy then becoming mostly cloudy. Chance of showers. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........86-92. * Mid Slope........80-90. * Min Humidity....... * Valleys..........22-30%. * Mid Slope........24-30%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Northwest winds 10 to 15 mph. * Chc Wetting Rain...15%. * Mixing Height......1000-1500 ft agl increasing to 5300-6300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .MONDAY NIGHT...Showers likely and a chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 57-67. West winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .TUESDAY...Showers likely and a slight chance of thunderstorms. Highs 82-88. Lows 55-65. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 81-87. Lows 52-62. Slope winds. .THURSDAY...Mostly clear. Slight chance of showers. Highs 83-89. Lows 52-62. Slope winds. .FRIDAY...Clear. Highs 83-89. Lows 50-60. .SATURDAY...Sunny. Highs 83-89. $$ NVZ429-250030- Lahontan Basin including Churchill and Eastern Mineral Counties- 424 AM PDT Sun Aug 24 2025 ...HEAT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... .TODAY... * Sky/Weather........Chance of showers in the morning, then showers likely and a chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........83-93. * Mid Slope........79-89. * 24 hr trend......8 degrees cooler. * Min Humidity....... * Valleys..........21-31%. * Mid Slope........23-33%. * 24 hr trend......12% wetter. * 20-Foot Winds...... * Valleys/Slope....Southwest winds 7 to 12 mph. * Ridge Top........Light winds. * Chc Wetting Rain...35%. * Mixing Height......1500-2000 ft agl increasing to 7600-8600 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to excellent in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Chance of thunderstorms in the evening, then slight chance of showers after midnight. * Chance of Thunder..30%. * Min Temperature.... * Valleys..........56-66. * Mid Slope........57-67. * 24 hr trend......6 degrees cooler. * Max Humidity....... * Valleys..........62-72%. * Mid Slope........52-62%. * 24 hr trend......16% wetter. * 20-Foot Winds...... * Valleys/Slope....West winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Southwest winds 10 to 15 mph. * Chc Wetting Rain...30%. * Mixing Height......2300-3300 ft agl decreasing to 600-900 ft agl after midnight. * Transport Winds....West 10 to 15 mph in the evening becoming light. * Ventilation........Very good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Partly cloudy. Slight chance of showers in the morning, then showers likely and a chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........83-93. * Mid Slope........78-88. * Min Humidity....... * Valleys..........20-30%. * Mid Slope........23-33%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........West winds 10 to 15 mph. * Chc Wetting Rain...30%. * Mixing Height......1000-1500 ft agl increasing to 5400-6400 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .MONDAY NIGHT...Showers likely and a chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 57-67. West winds 8 to 13 mph until early morning becoming downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 79-89. Lows 54-64. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 79-89. Lows 52-62. Slope winds. .THURSDAY...Partly cloudy. Slight chance of thunderstorms. Highs 80-90. Lows 51-61. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 80-90. Lows 49-59. $$ CAZ278-NVZ458-250030- Eastern Lassen County-Northern Washoe County- 424 AM PDT Sun Aug 24 2025 ...HEAT ADVISORY IN EFFECT UNTIL 9 AM PDT THIS MORNING... .TODAY... * Sky/Weather........Mostly cloudy. Chance of showers. Slight chance of thunderstorms in the afternoon. * Chance of Thunder..20%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........77-85. * 24 hr trend......10 degrees cooler. * Min Humidity....... * Valleys..........25-35%. * Mid Slope........32-40%. * 24 hr trend......17% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northeast 7 to 12 mph in the afternoon. * Ridge Top........Light winds. * Chc Wetting Rain...30%. * Mixing Height......1400-1900 ft agl increasing to 5600-6600 ft agl in the afternoon. * Transport Winds....Southwest 10 to 15 mph. * Ventilation........Fair increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Slight chance of thunderstorms in the evening. Chance of showers. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........51-61. * Mid Slope........52-62. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........63-73%. * Mid Slope........53-63%. * 24 hr trend......10% wetter. * 20-Foot Winds...... * Valleys/Slope....Northwest winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. * Ridge Top........Light winds. * Chc Wetting Rain...20%. * Mixing Height......2100-3100 ft agl decreasing to 600-800 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph in the evening becoming light. * Ventilation........Very good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Sunny then becoming mostly cloudy. Slight chance of showers in the morning, then chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........81-91. * Mid Slope........75-85. * Min Humidity....... * Valleys..........21-31%. * Mid Slope........25-35%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........North winds 10 to 15 mph. * Chc Wetting Rain...30%. * Mixing Height......700-1200 ft agl increasing to 4800-5800 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 50-60. Northwest winds 7 to 12 mph in the evening becoming downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 77-87. Lows 49-59. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 77-87. Lows 47-57. Slope winds. .THURSDAY...Mostly clear. Slight chance of showers. Highs 78-88. Lows 45-55. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 77-87. Lows 42-52. $$ CAZ270-250030- Surprise Valley California- 424 AM PDT Sun Aug 24 2025 .TODAY... * Sky/Weather........Cloudy. Chance of showers in the morning, then chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........82-88. * Mid Slope........80-85. * 24 hr trend......10 degrees cooler. * Min Humidity....... * Valleys..........32-39%. * Mid Slope........34-39%. * 24 hr trend......19% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming south 8 to 13 mph in the late morning and afternoon. * Chc Wetting Rain...20%. * Mixing Height......2000-3000 ft agl increasing to 5700-6700 ft agl in the afternoon. * Transport Winds....Light winds becoming southeast 10 to 15 mph in the afternoon. * Ventilation........Fair increasing to good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming partly cloudy. Slight chance of thunderstorms in the evening. Chance of showers. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........56-61. * Mid Slope........56-61. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........64-74%. * Mid Slope........58-68%. * 24 hr trend......25% wetter. * 20-Foot Winds...... * Valleys/Slope....South winds 6 to 11 mph in the evening becoming downslope 2 to 5 mph. * Chc Wetting Rain...15%. * Mixing Height......2400-3400 ft agl decreasing to 700-1200 ft agl after midnight. * Transport Winds....Light winds. * Ventilation........Good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Partly cloudy then becoming mostly cloudy. Slight chance of showers in the morning, then chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........81-87. * Mid Slope........77-82. * Min Humidity....... * Valleys..........27-34%. * Mid Slope........30-35%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph becoming northwest 5 to 10 mph late in the afternoon. * Chc Wetting Rain...25%. * Mixing Height......1300-1800 ft agl increasing to 5700-6700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to excellent in the afternoon. .Extended... .MONDAY NIGHT...Mostly cloudy. Chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 50-55. North winds 5 to 10 mph in the evening becoming downslope 2 to 5 mph. .TUESDAY...Showers likely and a chance of thunderstorms. Highs 79-85. Lows 53-59. Slope winds. .WEDNESDAY...Mostly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 78-84. Lows 51-58. Slope winds. .THURSDAY...Partly cloudy. Slight chance of showers. Highs 79-85. Lows 49-56. Slope winds. .FRIDAY...Partly cloudy. Highs 77-83. Lows 46-55. .SATURDAY...Sunny. Highs 78-83. $$ CAZ271-250030- Western Lassen, Eastern Plumas, and Eastern Sierra Counties- 424 AM PDT Sun Aug 24 2025 .TODAY... * Sky/Weather........Mostly cloudy. Slight chance of showers in the morning, then chance of thunderstorms in the afternoon. * Chance of Thunder..30%. * Max Temperature.... * Valleys..........80-90. * Mid Slope........77-87. * 24 hr trend......6 degrees cooler. * Min Humidity....... * Valleys..........28-38%. * Mid Slope........33-43%. * 24 hr trend......17% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Light winds. * Chc Wetting Rain...35%. * Mixing Height......1600-2100 ft agl increasing to 5700-6700 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Fair increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Mostly cloudy then becoming clear. Chance of showers and a slight chance of thunderstorms in the evening. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........43-53. * Mid Slope........52-62. * 24 hr trend......8 degrees cooler. * Max Humidity....... * Valleys..........73-83%. * Mid Slope........58-68%. * 24 hr trend......25% wetter. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Light winds. * Chc Wetting Rain...10%. * Mixing Height......1900-2900 ft agl decreasing to 600-700 ft agl after midnight. * Transport Winds....Light winds. * Ventilation........Good decreasing to poor after midnight. .MONDAY... * Sky/Weather........Sunny then becoming mostly cloudy. Chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........79-89. * Mid Slope........77-85. * Min Humidity....... * Valleys..........25-35%. * Mid Slope........28-38%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........East winds 10 to 15 mph until late afternoon becoming light. * Chc Wetting Rain...45%. * Mixing Height......700-1200 ft agl increasing to 4900-5900 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to very good in the afternoon. .Extended... .MONDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 43-53. Downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 75-85. Lows 41-51. Slope winds. .WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 74-84. Lows 39-49. Slope winds. .THURSDAY...Clear. Highs 74-84. Lows 37-47. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 73-83. Lows 35-45. $$ CAZ274-250030- Southern Mono County- 424 AM PDT Sun Aug 24 2025 .TODAY... * Sky/Weather........Chance of showers in the morning. Chance of thunderstorms. Showers in the afternoon. * Chance of Thunder..50%. * Max Temperature.... * Valleys..........71-81. * Mid Slope........68-78. * 24 hr trend......Little change. * Min Humidity....... * Valleys..........27-37%. * Mid Slope........33-43%. * 24 hr trend......11% wetter. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph. Gusts to 20 mph in the morning. * Chc Wetting Rain...55%. * Mixing Height......1800-2800 ft agl increasing to 4700-5700 ft agl in the afternoon. * Transport Winds....Light winds becoming southwest 10 to 15 mph in the afternoon. * Ventilation........Good increasing to very good in the afternoon. .TONIGHT... * Sky/Weather........Clear. Showers likely and a slight chance of thunderstorms in the evening. Slight chance of showers after midnight. * Chance of Thunder..20%. * Min Temperature.... * Valleys..........43-53. * Mid Slope........46-56. * 24 hr trend......4 degrees cooler. * Max Humidity....... * Valleys..........78-88%. * Mid Slope........59-69%. * 24 hr trend......4% wetter. * 20-Foot Winds...... * Valleys/Slope....Downslope 2 to 5 mph. * Ridge Top........Light winds. * Chc Wetting Rain...30%. * Mixing Height......1600-2100 ft agl decreasing to 600-1000 ft agl after midnight. * Transport Winds....Northwest 10 to 15 mph. * Ventilation........Good decreasing to marginal after midnight. .MONDAY... * Sky/Weather........Partly cloudy. Chance of showers in the morning, then showers and a chance of thunderstorms in the afternoon. * Chance of Thunder..40%. * Max Temperature.... * Valleys..........70-80. * Mid Slope........66-76. * Min Humidity....... * Valleys..........24-34%. * Mid Slope........30-40%. * 20-Foot Winds...... * Valleys/Slope....Upslope 4 to 8 mph. * Ridge Top........Southwest winds 10 to 15 mph in the morning becoming light. * Chc Wetting Rain...55%. * Mixing Height......1000-1500 ft agl increasing to 3300-4300 ft agl in the afternoon. * Transport Winds....Light winds. * Ventilation........Marginal increasing to good in the afternoon. .Extended... .MONDAY NIGHT...Becoming partly cloudy after midnight. Showers likely and a slight chance of thunderstorms in the evening, then slight chance of showers after midnight. Lows 41-51. Downslope 2 to 5 mph. .TUESDAY...Mostly cloudy. Chance of thunderstorms. Highs 69-79. Lows 39-49. Slope winds. .WEDNESDAY...Mostly cloudy. Chance of showers and a slight chance of thunderstorms. Highs 69-79. Lows 38-48. Slope winds. .THURSDAY...Partly cloudy. Chance of showers. Highs 69-79. Lows 38-48. Slope winds. .FRIDAY THROUGH SATURDAY...Clear. Highs 71-81. Lows 38-48. $$ .8 to 14 day outlook for (Sun Aug 31 through Sat Sep 6) Below normal temperatures and Near normal precipitation. = $$ http://weather.gov/reno