300 FNUS75 KBOU 060203 FWSBOU Spot Forecast for 246...USFS National Weather Service Denver/Boulder CO 803 PM MDT Fri Jun 5 2026 If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION... .REST OF TONIGHT...A few very weak showers are still evident on radar across Park County this evening, but should quickly diminish over the next hour or two. Mostly clear skies are expected tonight with light winds out of the south to southwest. Saturday will see fairly similar weather, with scattered high based showers and a few thunderstorms. Relative humidity may end up just a touch higher than today but should at least fall into the mid-upper teens. Any showers and storms will diminish quickly after sunset Saturday night. Sunday looks to be drier and breezier across the area, with near critical fire weather conditions likely. Steadier westerly winds are expected to develop during the day, with relative humidity falling to around 10-15%. Sky/weather.........Mostly cloudy (55-65 percent) until 2300, then mostly clear (15-25 percent). Slight chance of rain showers until 2100. CWR.................4 percent. Chance of thunder...12 percent. Min temperature.....Around 45. Max humidity........65 percent. Wind (20 ft)........South winds 5 to 8 mph until 2300. West after 0200. Mixing height.......2200 ft AGL until 2100, then Below 1000 FT AGL. Transport winds.....South 8 to 12 mph until 0200, then southwest 8 to 11 mph. Smoke dispersal.....Poor. TIME (MDT) 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........61 59 54 39 32 19 8 5 2 5 Weather cov.....SCH Weather type....RW Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).10 0 0 0 0 0 0 0 0 0 Temp............65 62 59 57 55 53 51 48 47 47 RH..............29 34 39 43 47 50 54 60 60 60 20 FT wind dir..S S S SW SW SW W W W W 20 FT wind spd..7 6 6 6 6 6 6 6 6 6 20 FT wind gust.13 12 12 12 10 9 9 9 9 9 Mix hgt (kft)...2.2 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.5 0.5 Transp wind dir.SE S S S S S SW SW SW W Transp wind spd.9 8 8 10 9 9 9 9 8 8 Vrate kt-ft/1K..18 4 4 5 5 5 5 4 4 4 SmokeDispersion.P P P P P P P P P P .SATURDAY... Sky/weather.........Mostly sunny (10-20 percent) until 1200, then partly cloudy (40-50 percent) until 1400, then mostly cloudy (55-65 percent). Chance of rain showers and thunderstorms after 1200. CWR.................6 percent. Chance of thunder...30 percent. Max temperature.....Around 76. Min humidity........17 percent. Wind (20 ft)........West winds 5 to 7 mph until 1100, then southwest until 1300, then south 8 to 13 mph with gusts to around 21 mph until 1700, then around 10 mph. Gusty and erratic winds expected near thunderstorms after 1200. Mixing height.......Below 1000 FT AGL until 0800, then 2200 ft AGL until 1000, then 7000 ft AGL until 1100, then 12000 ft AGL until 1600, then 8800 ft AGL. Transport winds.....West 8 to 11 mph until 1100, then light until 1200, then southwest 9 to 16 mph. Smoke dispersal.....Poor until 1000, then fair until 1100, then good until 1300, then very good until 1700, then good. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........6 6 2 4 10 23 43 47 57 57 62 66 Weather cov..... SCH SCH CHC CHC CHC CHC Weather type.... RW RW RW RW RW RW Tstm cov........ SCH SCH SCH CHC CHC CHC CWR.............0 0 0 0 0 0 10 10 10 10 10 10 Chc of thdr (%).0 0 0 0 0 0 20 20 20 30 30 30 Temp............45 48 54 58 67 71 73 74 75 73 72 71 RH..............65 58 47 40 29 22 20 18 17 20 22 23 20 FT wind dir..W W W W W SW S S S S S S 20 FT wind spd..6 6 6 6 5 5 5 8 10 13 12 10 20 FT wind gust.9 9 9 9 7 7 7 13 16 21 18 16 Mix hgt (kft)...0.5 0.5 1.1 2.3 7.0 12 10 13 12 11 9.0 7.5 Transp wind dir.W W W W W SW SW SW SW SW SW S Transp wind spd.8 8 8 9 8 7 9 10 14 14 16 10 Vrate kt-ft/1K..4 4 8 18 49 69 83 113 142 133 125 67 SmokeDispersion.P P P P F G G VG VG VG VG G .SATURDAY NIGHT... Sky/weather.........Mostly cloudy (60-70 percent) until 2300, then partly cloudy (20-30 percent) until 0400, then clear (0-10 percent). Chance of rain showers and slight chance of thunderstorms until 2000. CWR.................7 percent. Chance of thunder...16 percent. Min temperature.....Around 43. Max humidity........71 percent. Wind (20 ft)........West winds around 10 mph with gusts to around 22 mph until 1900, then southwest 6 to 11 mph with gusts to around 20 mph until 2300, then west 5 to 12 mph until 0300, then 5 to 8 mph. Gusty and erratic winds expected near thunderstorms until 2000. Mixing height.......4600 ft AGL until 1900. Below 1000 FT AGL after 2000. Transport winds.....South 10 to 15 mph until 2400, then west 9 to 14 mph. Smoke dispersal.....Fair until 1900. Poor after 0400. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........71 69 72 75 58 46 36 20 6 7 2 5 Weather cov.....CHC CHC Weather type....RW RW Tstm cov........SCH SCH CWR.............10 10 0 0 0 0 0 0 0 0 0 0 Chc of thdr (%).20 20 10 0 0 0 0 0 0 0 0 0 Temp............67 66 63 60 59 56 54 52 50 47 46 45 RH..............33 36 41 46 47 51 55 61 63 71 68 68 20 FT wind dir..W SW S S SW SW W W W W W W 20 FT wind spd..10 9 7 7 8 7 8 7 6 6 7 7 20 FT wind gust.22 20 17 17 17 16 16 15 14 14 15 15 Mix hgt (kft)...4.6 3.1 0.8 0.6 0.6 0.6 0.6 0.6 0.5 0.5 0.5 0.5 Transp wind dir.S S S S S S SW SW W W W W Transp wind spd.14 14 12 10 10 12 10 10 12 12 10 10 Vrate kt-ft/1K..55 37 9 5 6 6 5 5 5 5 5 5 SmokeDispersion.F P P P P P P P P P P P .SUNDAY... Sky/weather.........Mostly sunny (10-20 percent) until 1000, then partly cloudy (35-45 percent) until 1700, then mostly cloudy (45-55 percent). CWR.................0 percent. Chance of thunder...0 percent. Max temperature.....Around 77. Min humidity........12 percent. Wind (20 ft)........West winds 9 to 17 mph with gusts to around 32 mph. Mixing height.......Below 1000 FT AGL until 0800. 12000 ft AGL after 1500. Transport winds.....West 10 to 17 mph until 1000, then 20 to 25 mph. Smoke dispersal.....Poor until 0900, then fair until 1000, then good until 1100, then very good until 1200, then excellent. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........6 17 21 24 30 36 42 43 43 45 48 52 Weather cov..... Weather type.... Tstm cov........ CWR.............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 47 52 57 63 68 72 75 76 77 77 76 RH..............68 60 48 38 29 23 19 15 14 13 13 14 20 FT wind dir..W W W W W W W W W W W W 20 FT wind spd..8 9 10 12 13 14 15 16 16 17 18 18 20 FT wind gust.16 18 22 24 25 26 28 29 30 31 32 32 Mix hgt (kft)...0.5 0.8 2.2 3.6 5.6 7.5 9.5 11 12 13 12 11 Transp wind dir.W W W W W W W W W W W W Transp wind spd.12 10 14 17 20 22 24 24 24 24 24 24 Vrate kt-ft/1K..5 7 26 54 94 143 199 220 242 263 242 221 SmokeDispersion.P P P F G VG E E E E E E $$ Forecaster...Hiris Requested by...Chad Blake Type of request...WILDFIRE .TAG 2615057.0/BOU .DELDT 06/05/26 .FormatterVersion 2.0.0 .EMAIL Chad.Blake@usda.gov,copbc@firenet.gov