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Spot Forecast
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
322 FNUS75 KRIW 201205 FWSRIW Spot Forecast for Monument RX...USFS Bridger Teton NF National Weather Service Riverton WY 605 AM MDT Sat Jul 20 2024 Forecast is based on ignition time of 0600 MDT on July 20. If conditions become unrepresentative, contact the National Weather Service .DISCUSSION... Clouds will increase this morning with a northwest wind of 8-13 mph developing. Isolated rain showers and thunderstorms will develop around 1200 and linger into the evening, but the CWR remains very low (<5%). Wind will shift northeasterly by 1800 and then easterly by 2100 around 10-15 mph. Smoke dispersal will improve this morning to very good in the afternoon. Chances of showers and thunderstorms will decrease from tomorrow into much of next week. ...Thunderstorms imply strong gusty and erratic winds... ...Haines index is high level haines both day and night... .TODAY... Sky/weather.........Sunny (20-30 percent) then becoming partly sunny (50-60 percent). Areas of smoke through the day. Isolated showers and thunderstorms late in the afternoon. CWR.................1 percent. Chance of pcpn......20 percent. LAL.................1 until 1200, then 2. Max temperature.....Around 82. Min humidity........25 percent. Wind (20 ft)........Light winds until 1400, then northwest 7 to 9 mph with gusts to around 14 mph. Gusty and erratic winds expected near thunderstorms late in the afternoon. Ridgetop wind.......Light winds until 1200, then north 10 to 15 mph until 1500, then west. Haines Index........5. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........20 25 30 30 30 30 30 35 40 35 55 50 Weather cov.....ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS Weather type....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK Tstm cov........ ISO ISO ISO ISO ISO ISO CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 10 10 20 20 20 20 LAL.............1 1 1 1 1 1 2 2 2 2 2 2 Temp............47 49 54 59 69 75 78 80 81 79 78 78 RH..............72 76 67 58 48 37 30 26 26 26 29 31 20 FT wind dir..S SW W NE E NE N N NW W W NW 20 FT wind spd..2 2 1 2 2 2 4 6 7 8 8 9 20 FT wind gust. 6 10 11 13 13 14 Ridge wind dir..S SW W NE E NE N N NW W W NW Ridge wind spd..5 5 5 5 5 5 10 15 15 15 15 15 Haines index....5 5 5 5 5 5 5 5 5 5 5 5 .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent) then becoming mostly clear (5-15 percent). Isolated showers and thunderstorms early in the evening. Areas of smoke early in the evening, then haze. CWR.................3 percent. Chance of pcpn......20 percent. LAL.................2 until 2100, then 1. Min temperature.....Around 44. Max humidity........88 percent. Wind (20 ft)........Northwest winds around 7 mph until 1900, then northeast 10 to 11 mph with gusts to around 17 mph until 2000, then south around 7 mph until 2100, then light. Gusty and erratic winds expected near thunderstorms early in the evening. Ridgetop wind.......Northwest around 15 mph until 1900, then northeast until 2000, then south 10 to 15 mph. Haines Index........3. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........45 60 45 20 20 10 5 5 10 5 5 5 Weather cov.....ARS DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF DEF Weather type....SMK HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ HAZ Tstm cov........ISO CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).20 10 0 0 0 0 0 0 0 0 0 0 LAL.............2 2 2 1 1 1 1 1 1 1 1 1 Temp............76 73 71 64 59 56 55 52 52 51 48 48 RH..............33 39 41 55 64 68 72 78 77 80 81 81 20 FT wind dir..NW NE S S SW S SW S S SW SW SW 20 FT wind spd..7 11 7 6 5 4 3 3 3 3 3 3 20 FT wind gust.11 17 11 8 7 6 5 5 5 5 5 5 Ridge wind dir..NW NE S S SW S SW S S SW SW SW Ridge wind spd..15 20 15 10 10 10 10 10 10 10 10 10 Haines index....3 3 3 3 3 3 3 3 3 3 3 3 .SUNDAY... Sky/weather.........Sunny (15-25 percent). Haze in the morning. CWR.................0 percent. Chance of pcpn......10 percent. LAL.................1. Max temperature.....Around 80. Min humidity........26 percent. Wind (20 ft)........Light winds. Ridgetop wind.......Southwest around 10 mph until 0800, then light until 1100, then east around 10 mph until 1300, then light until 1400, then north 10 to 15 mph. Haines Index........3 to 4. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........5 10 5 5 5 5 10 15 20 20 25 35 Weather cov.....DEF DEF DEF DEF DEF DEF DEF Weather type....HAZ HAZ HAZ HAZ HAZ HAZ HAZ Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 10 10 10 10 10 10 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............47 46 52 57 66 70 73 75 77 79 79 78 RH..............83 87 76 63 57 48 39 35 30 26 28 29 20 FT wind dir..SW SW E E E SE E NE N N N NE 20 FT wind spd..3 3 2 2 2 3 3 2 4 5 6 6 20 FT wind gust.5 5 5 5 6 7 8 10 Ridge wind dir..SW SW E E E SE E NE N N N NE Ridge wind spd..10 10 5 5 5 10 10 5 10 10 10 15 Haines index....3 3 3 3 3 3 4 4 4 4 4 4 .FORECAST DAYS 3 THROUGH 5... .MONDAY... Mostly clear. Isolated showers and thunderstorms. Lows in the mid 40s. Highs in the lower 80s. Light winds. .TUESDAY... Mostly clear. Isolated showers and thunderstorms. Lows in the mid 40s. Highs in the mid 80s. Light winds. .WEDNESDAY... Mostly clear. Lows in the mid 40s. Highs in the upper 80s. Light winds. $$ Forecaster...Hattings Requested by...Daniel Chappell Type of request...PRESCRIBED .TAG 2418221.12/RIW .DELDT 07/20/24 .FormatterVersion 2.0.0 .EMAIL daniel.chappell@usda.gov