873 FNUS75 KRIW 051133 FWSRIW Spot Forecast for Deadline Ridge RX...Casper Dispatch National Weather Service Riverton WY 533 AM MDT Fri Jun 5 2026 Forecast is based on ignition time of 0600 MDT on June 05. If conditions become unrepresentative, contact the National Weather Service .DISCUSSION... Skies remain clear today, with no rain expected. Humidity recovered to 50% overnight, but is already falling and will reach around 25% this afternoon. Southwest winds increase around 1100, with some gust around 20 mph through the afternoon. Saturday will be a near-critical fire weather day, with humidity levels falling below 15% and southwest winds gusting 30 to 40 mph. .TODAY... Sky/weather.........Sunny (0-10 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Max temperature.....Around 68. Min humidity........24 percent. Wind (20 ft)........Light winds until 1000, then west 8 to 12 mph with gusts to around 21 mph. Ridgetop wind.......West 10 to 15 mph until 1100, then around 20 mph. Mixing height.......1000 ft AGL until 0900. 7500 ft AGL after 1400. Transport winds.....West 9 to 17 mph until 1100, then 20 to 21 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........5 5 5 0 0 0 0 5 5 5 5 5 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............46 48 52 56 58 60 62 63 64 66 66 67 RH..............34 34 32 25 28 27 26 25 25 25 26 24 20 FT wind dir..W W W W W W W W W W W W 20 FT wind spd..4 4 4 5 8 11 12 12 12 12 11 11 20 FT wind gust.7 8 7 10 16 18 20 21 21 21 20 19 Ridge wind dir..W W W W W W W W W W W W Ridge wind spd..10 10 10 10 15 20 20 20 20 20 20 20 Mix hgt (kft)...0.5 0.5 1.0 3.0 4.5 5.5 6.5 7.0 7.5 7.5 7.5 7.5 Transp wind dir.W W W W W W W W W W W W Transp wind spd.9 9 10 15 17 20 20 20 20 21 21 20 SDspl kt-ft/10004 4 7 40 68 92 108 119 130 135 135 126 .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Min temperature.....Around 50. Max humidity........34 percent. Wind (20 ft)........West winds 7 to 11 mph with gusts to around 19 mph until 2100, then light. Ridgetop wind.......West 15 to 20 mph until 2100, then southwest around 10 mph. Mixing height.......5000 ft AGL until 2000, then 500 ft AGL. Transport winds.....West 9 to 18 mph until 2400, then southwest around 8 mph until 0300, then south 8 to 9 mph. Smoke dispersal.....Very good early in the evening decreasing to good late in the night until 2000. Poor after 2100. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........5 10 20 30 30 25 25 30 25 35 45 50 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............67 66 64 59 57 55 55 54 54 54 54 52 RH..............24 25 29 32 33 34 32 34 34 31 30 32 20 FT wind dir..W W W W W W W SW SW SW SW SW 20 FT wind spd..11 9 7 4 4 3 3 3 3 3 3 3 20 FT wind gust.19 17 12 7 6 6 6 6 6 6 6 6 Ridge wind dir..W W W W W W W SW SW SW SW SW Ridge wind spd..20 15 15 10 10 10 10 10 10 10 10 10 Mix hgt (kft)...6.5 5.0 1.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 Transp wind dir.W W W W W W W W SW S S S Transp wind spd.18 17 14 9 9 9 8 8 8 8 8 9 SDspl kt-ft/1000106 78 16 4 4 4 4 4 4 4 4 5 .SATURDAY... Sky/weather.........Mostly sunny (25-35 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...0 percent. Max temperature.....Around 73. Min humidity........18 percent. Wind (20 ft)........Light winds until 0900. Winds southwest 18 to 20 mph with gusts to around 34 mph after 1400. Ridgetop wind.......South 10 to 15 mph until 1000. Southwest around 30 mph after 1200. Mixing height.......2000 ft AGL until 1000. 13000 ft AGL after 1200. Transport winds.....Southwest 9 to 17 mph until 1000. 29 to 33 mph after 1200. Smoke dispersal.....Poor until 1000, then good until 1100, then excellent. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........55 45 40 20 25 25 25 25 15 30 25 5 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............51 53 57 61 64 68 69 70 70 70 69 69 RH..............32 33 30 27 28 26 23 22 22 22 22 21 20 FT wind dir..SW SW S S S SW SW SW SW SW SW SW 20 FT wind spd..3 4 6 10 14 17 19 19 20 20 19 18 20 FT wind gust.6 8 12 18 23 29 32 33 34 34 33 30 Ridge wind dir..SW SW S S S SW SW SW SW SW SW SW Ridge wind spd..10 10 15 15 20 25 30 30 30 30 30 30 Mix hgt (kft)...0.5 0.5 1.0 2.0 4.0 9.0 12 13 13 12 12 12 Transp wind dir.S SW SW SW SW SW SW SW SW SW SW SW Transp wind spd.9 10 13 17 22 29 33 31 31 32 29 29 SDspl kt-ft/10004 5 11 27 81 224 334 351 334 328 291 291 .FORECAST DAYS 3 THROUGH 5... .SUNDAY... Cooler. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 60s. West winds around 13 mph. .MONDAY... Partly cloudy. Lows in the mid 30s. Highs in the mid 60s. West winds around 11 mph. .TUESDAY... Mostly cloudy. Lows in the mid 40s. Highs in the lower 60s. Southwest winds around 13 mph. $$ Forecaster...Straub Requested by...Molly Wartenbee Type of request...PRESCRIBED .TAG 2614789.5/RIW .DELDT 06/05/26 .FormatterVersion 2.0.0 .EMAIL rdary@blm.gov,ibayer@blm.gov,wycpc@firenet.gov