


Spot Forecast
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
691 FNUS75 KRIW 311338 FWSRIW Spot Forecast for Burnt Creek...USFS BTF National Weather Service Riverton WY 618 AM MDT Sun Aug 31 2025 Forecast is based on forecast start time of 0700 MDT on August 31. If conditions become unrepresentative, contact the National Weather Service .DISCUSSION... Dry conditions today and tonight. Skies will be clear, becoming partly cloudy after 1500. Smoky/hazy skies will occur today, as smoke increases through the day from wildfires in central ID. Winds will remain light (10 mph or less). RH recovery will be fair tonight. ...Thunderstorms imply strong gusty and erratic winds... .TODAY... Sky/weather.........Sunny (5-15 percent). Haze early in the morning. Areas of smoke the rest of the day. CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...1 percent. Max temperature.....Around 67. Min humidity........23 percent. Wind (20 ft)........Light winds. Ridgetop wind.......Light winds until 1000, then west around 10 mph until 1200, then northwest. Mixing height.......1000 ft AGL until 1000. 8500 ft AGL after 1500. Transport winds.....Southeast around 7 mph until 0900, then southwest until 1000, then northwest. Smoke dispersal.....Poor until 1000. Good after 1300. TIME (MDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........5 5 5 0 0 0 5 5 15 15 15 Weather cov..... DEF DEF DEF ARS ARS ARS ARS ARS ARS ARS Weather type.... HAZ HAZ HAZ SMK SMK SMK SMK SMK SMK SMK Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 Temp............42 47 53 57 60 62 63 65 66 66 66 RH..............63 58 50 43 37 30 28 26 25 23 23 20 FT wind dir..E S S SW W NW NW NW NW N N 20 FT wind spd..2 2 2 3 5 5 6 5 5 5 5 20 FT wind gust. 4 5 6 7 7 7 6 6 6 Ridge wind dir..E S S SW W NW NW NW NW N N Ridge wind spd..5 5 5 10 10 10 10 10 10 10 10 Mix hgt (kft)...0.5 0.5 1.0 3.5 5.0 6.5 7.0 7.5 8.5 8.5 8.5 Transp wind dir.E SE SW NW NW NW NW NW NW N N Transp wind spd.7 7 7 8 10 10 12 10 10 10 10 SDspl kt-ft/10004 4 7 24 46 58 71 69 78 78 77 .TONIGHT... Sky/weather.........Mostly clear (10-20 percent). Areas of smoke early in the evening, then haze in the late evening and overnight. CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...1 percent. Min temperature.....Around 40. Max humidity........70 percent. Wind (20 ft)........Light winds. Ridgetop wind.......North 10 to 15 mph until 2100, then east. Mixing height.......7500 ft AGL until 1900, then 500 ft AGL. Transport winds.....North 10 to 13 mph until 2100. Southeast 10 to 12 mph after 2300. Smoke dispersal.....Good until 1900, then poor. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........20 15 10 5 10 10 10 15 15 15 15 10 Weather cov.....ARS ARS ARS ARS DEF DEF DEF DEF DEF ARS ARS ARS Weather type....SMK SMK SMK SMK HAZ HAZ HAZ HAZ HAZ SMK SMK SMK Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............65 61 57 53 51 49 47 46 45 44 44 44 RH..............24 28 34 40 45 49 53 54 55 55 55 54 20 FT wind dir..N N NE E E E E E E E E SE 20 FT wind spd..5 6 6 6 6 6 6 6 6 6 6 5 20 FT wind gust.6 7 8 8 8 8 7 7 6 Ridge wind dir..N N NE E E E E E E E E SE Ridge wind spd..10 10 15 15 15 10 10 10 10 10 10 10 Mix hgt (kft)...7.5 1.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 Transp wind dir.N N N NE E E E E SE E SE SE Transp wind spd.10 12 13 13 13 12 12 12 12 12 12 10 SDspl kt-ft/100069 16 7 7 7 7 6 6 6 7 6 6 .LABOR DAY... Sky/weather.........Sunny (15-25 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...4 percent. Max temperature.....Around 70. Min humidity........23 percent. Wind (20 ft)........Light winds. Ridgetop wind.......Southeast around 10 mph until 1100, then southwest. Mixing height.......1000 ft AGL until 1000. 9000 ft AGL after 1400. Transport winds.....South around 10 mph until 1200, then southwest 10 to 12 mph. Smoke dispersal.....Poor until 1000. Good after 1300. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........10 25 15 15 10 10 10 15 20 25 30 30 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............44 43 48 57 61 64 66 68 69 69 69 68 RH..............54 57 50 38 33 28 25 23 22 22 21 22 20 FT wind dir..SE SE SE SE S SW SW SW W W W W 20 FT wind spd..5 5 5 5 5 5 5 5 6 6 6 5 20 FT wind gust.6 6 6 6 7 8 10 10 10 10 10 10 Ridge wind dir..SE SE SE SE S SW SW SW W W W W Ridge wind spd..10 10 10 10 10 10 10 10 10 10 10 10 Mix hgt (kft)...0.5 0.5 0.5 1.0 2.5 4.5 6.5 7.5 8.5 9.0 9.0 8.5 Transp wind dir.SE SE SE S S S SW SW SW SW W W Transp wind spd.10 10 10 10 10 10 10 10 12 12 12 10 SDspl kt-ft/10006 5 4 11 21 40 60 67 83 91 88 75 .FORECAST DAYS 3 THROUGH 5... .TUESDAY... Mostly clear. Lows in the lower 40s. Highs in the lower 70s. Northwest winds 8-15 mph. .WEDNESDAY... Mostly clear. Lows in the lower 40s. Highs in the upper 60s. Northwest winds 10-20 mph. .THURSDAY... Partly cloudy. Lows in the lower 40s. Highs in the upper 60s. Northwest winds 10-17 mph. $$ Forecaster...LaVoie Requested by...Mary Lee Type of request...WILDFIRE .TAG 2520654.1/RIW .DELDT 08/31/25 .FormatterVersion 2.0.0 .EMAIL wytdc@firenet.gov