813 FNUS75 KBOU 211207 FWSBOU Spot Forecast for Chicken Park Handpiles...USFS National Weather Service Denver/Boulder CO 507 AM MST Fri Feb 21 2025 If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION...It will be mostly cloudy with a slight chance of snow until 0800, then skies will become partly cloudy by 0900. Minimum humidity will be around 45 percent. Winds will be northwest at 6 to 12 mph. Smoke dispersal will be poor until 1300, then fair until 1700, then back to poor. .TODAY... Sky/weather.........Mostly cloudy (55-65 percent) until 0900, then partly cloudy (30-40 percent) until 1200, then mostly sunny (15-25 percent). Slight chance of snow until 0800. CWR.................4 percent. Chance of pcpn......20 percent. Chance of thunder...1 percent. Max temperature.....Around 39. Min humidity........45 percent. Wind (20 ft)........Northwest winds 6 to 12 mph until 1700, then west. Mixing height.......Below 1000 FT AGL until 0800, then 3700 ft AGL until 1700, then Below 1000 FT AGL. Transport winds.....Northwest 12 to 17 mph. Smoke dispersal.....Poor until 1300, then fair until 1700, then poor. TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........63 58 55 43 41 29 20 19 16 17 20 23 Weather cov.....SCH SCH Weather type....SN SN Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Chc of pcpn (%).20 20 10 10 10 0 0 0 0 0 0 0 Chc of thdr (%).0 0 0 0 0 0 0 0 0 0 0 0 Temp............19 19 20 23 27 32 35 38 39 38 36 33 RH..............86 88 86 78 67 57 50 46 45 46 52 55 20 FT wind dir..NW NW NW NW NW NW NW NW NW NW W W 20 FT wind spd..7 6 6 6 6 6 7 7 8 8 7 7 20 FT wind gust.9 9 10 12 13 14 15 15 15 14 13 12 Mix hgt (kft)...0.7 0.7 1.0 1.9 2.7 2.9 3.2 3.8 3.9 3.6 3.5 0.9 Transp wind dir.NW NW NW NW NW NW NW NW W W W W Transp wind spd.15 15 13 15 13 13 12 14 16 16 17 13 Vrate kt-ft/1K..8 8 10 24 29 30 31 44 55 50 51 9 SmokeDispersion.P P P P P P P F F F F P .TONIGHT... Sky/weather.........Mostly clear (5-15 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...1 percent. Min temperature.....Around 21. Max humidity........74 percent. Wind (20 ft)........West winds 7 to 15 mph. Gusts up to 24 mph overnight. Mixing height.......Below 1000 FT AGL. Transport winds.....West 13 to 22 mph until 2300, then 23 to 29 mph. Smoke dispersal.....Poor. TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........16 12 7 5 6 5 6 6 6 7 7 8 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............29 25 23 22 22 23 23 22 22 21 21 25 RH..............60 70 73 74 71 64 62 62 61 58 56 45 20 FT wind dir..W W W W W W W W W W W W 20 FT wind spd..7 7 8 9 10 12 13 13 14 15 15 15 20 FT wind gust.12 12 13 15 16 18 21 21 22 22 22 24 Mix hgt (kft)...0.8 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.7 0.8 0.7 Transp wind dir.W W W W W W W W W W W W Transp wind spd.13 16 18 20 22 24 23 24 25 26 25 29 Vrate kt-ft/1K..8 9 10 11 12 13 13 14 14 15 15 16 SmokeDispersion.P P P P P P P P P P P P .SATURDAY... Sky/weather.........Mostly sunny (10-20 percent) until 1300, then partly cloudy (35-45 percent). CWR.................0 percent. Chance of pcpn......0 percent. Chance of thunder...1 percent. Max temperature.....Around 44. Min humidity........32 percent. Wind (20 ft)........West winds 13 to 21 mph with gusts to around 36 mph. Mixing height.......Below 1000 FT AGL until 0900, then 2300 ft AGL. Transport winds.....West 26 to 35 mph until 1400, then 29 to 36 mph. Smoke dispersal.....Poor until 1100, then fair until 1200, then good until 1500, then fair until 1600, then poor. TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........9 10 12 14 15 19 24 31 37 41 44 41 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............27 28 31 34 38 41 43 43 43 43 41 39 RH..............44 41 39 37 34 33 32 34 35 36 36 38 20 FT wind dir..W W W W W W W W W W W W 20 FT wind spd..16 16 17 17 17 17 17 18 18 18 17 16 20 FT wind gust.25 25 28 28 28 28 28 30 30 30 28 36 Mix hgt (kft)...0.7 0.8 0.8 1.2 1.6 2.0 2.2 2.4 2.6 2.1 1.5 1.0 Transp wind dir.W W W W W W W W W W W W Transp wind spd.28 28 26 29 31 33 35 35 36 33 31 29 Vrate kt-ft/1K..16 16 16 27 39 53 61 70 79 58 39 22 SmokeDispersion.P P P P P F G G G F P P $$ Forecaster...RPK Requested by...Hannah Otto Type of request...PRESCRIBED .TAG 2503214.2/BOU .DELDT 02/21/25 .FormatterVersion 2.0.0 .EMAIL hannah.otto@usda.gov