Spot Forecast
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
523 FNUS75 KBOU 212134 FWSBOU Spot Forecast for 56 fire...USFS National Weather Service Denver/Boulder CO 334 PM MDT Sat Sep 21 2024 If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION...Rain showers are spreading into the area from the southwest and there is a good chance of light rain showers at the fire starting between 1600 and 1700. Showers should become a steadier wetting rain this evening, changing to snow by midnight. The intensity will decrease after midnight, but some accumulation of less than 2 inches of wet snow is possible. A few light showers are likely on Sunday, mainly in the morning. The coming days will have moderate humidities and light winds with a better chance of showers again on Tuesday. .REST OF TODAY... Sky/weather.........Cloudy (95-100 percent). Rain showers likely and slight chance of thunderstorms. CWR.................34 percent. LAL.................3. Max temperature.....Around 56. Min humidity........31 percent. Wind (20 ft)........East winds 10 to 15 mph with gusts to around 21 mph. Gusty and erratic winds expected near thunderstorms. Transport winds.....East 15 to 20 mph. Haines Index........3 or very low potential for large plume dominated fire growth. TIME (MDT) 4PM 5PM Sky (%).........100 99 Weather cov.....LKY LKY Weather type....RW RW Tstm cov........SCH SCH CWR.............30 30 LAL.............3 3 Temp............47 44 RH..............51 60 20 FT wind dir..E E 20 FT wind spd..13 12 20 FT wind gust.21 20 Transp wind dir.E E Transp wind spd.17 18 Haines index....3 3 .TONIGHT... Sky/weather.........Cloudy (90-100 percent). Rain showers changing to snow between 2100 and 2400. Slight chance of thunderstorms until 0200. CWR.................90 percent. LAL.................3 until 2100, then 2 until 0200, then 1. Min temperature.....Around 31. Max humidity........100 percent. Wind (20 ft)........East winds 6 to 12 mph until 0200, then variable up to 5 mph. Gusty and erratic winds expected near thunderstorms until 0300. Transport winds.....East 10 to 15 mph. Haines Index........2 or very low potential for large plume dominated fire growth. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........97 98 98 97 97 98 99 98 97 95 95 95 Weather cov.....LKY DEF DEF DEF DEF DEF DEF DEF DEF LKY LKY LKY Weather type....RS RS RS SW SW SW SW SW SW SW SW SW Tstm cov........SCH SCH SCH SCH SCH SCH SCH SCH SCH CWR.............70 70 80 90 90 80 40 40 40 40 40 40 LAL.............3 3 3 2 2 2 2 2 2 1 1 1 Temp............41 38 37 35 35 35 34 33 32 32 32 32 RH..............70 79 85 92 92 92 92 96 100 96 96 96 20 FT wind dir..E E E E E E E E E E E E 20 FT wind spd..12 10 9 8 7 6 6 5 3 2 2 3 20 FT wind gust.18 17 15 13 12 9 8 7 6 5 5 5 Transp wind dir.E E E E E E E E E E E E Transp wind spd.17 17 16 16 12 13 10 13 9 8 7 7 Haines index....2 2 2 2 2 2 2 2 2 2 2 2 .SUNDAY... Sky/weather.........Mostly cloudy (75-85 percent). Snow showers likely until 0900, then chance of snow showers until 1200, then slight chance of rain showers and thunderstorms. CWR.................28 percent. LAL.................1 until 1200, then 2. Max temperature.....Around 48. Min humidity........54 percent. Wind (20 ft)........Variable up to 5 mph until 1000, then east around 5 mph until 1200, then south 5 to 10 mph until 1600, then southwest 5 to 10 mph. Gusty and erratic winds expected near thunderstorms after 1200. Transport winds.....East 10 mph until 1200, then northeast 10 mph until 1400, then northwest 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........95 97 93 93 88 87 83 79 71 67 59 45 Weather cov.....LKY LKY LKY CHC CHC CHC SCH SCH SCH SCH SCH SCH Weather type....SW SW SW SW SW SW RW RW RW RW RW RW Tstm cov........ SCH SCH SCH SCH SCH SCH CWR.............30 30 30 20 20 20 10 10 10 0 0 0 LAL.............1 1 1 1 1 1 2 2 2 2 2 2 Temp............32 31 31 32 34 37 41 44 46 47 48 48 RH..............96 100 100 96 96 85 73 65 58 56 54 54 20 FT wind dir..E E E NE E E S S S SW SW W 20 FT wind spd..2 2 2 2 3 3 5 5 5 6 6 6 20 FT wind gust.5 3 3 5 5 6 7 7 8 9 9 9 Transp wind dir.E E E E E E NE NE NW NW N NW Transp wind spd.7 6 6 6 5 5 6 7 7 7 7 6 Haines index....3 3 3 3 3 3 3 3 3 3 3 3 .FORECAST DAYS 3 THROUGH 5... .MONDAY... Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 30s. Highs in the upper 50s. Northwest winds around 7 mph. .TUESDAY... Mostly cloudy. Chance of showers, thunderstorms and snow showers. Lows in the lower 30s. Highs in the mid 50s. Northwest winds around 6 mph. .WEDNESDAY... Mostly clear. Lows in the mid 30s. Highs in the lower 60s. Northwest winds around 6 mph. $$ Forecaster...Gimmestad Requested by...Robert monsen Type of request...WILDFIRE .TAG 2422836.0/BOU .DELDT 09/21/24 .FormatterVersion 2.0.0 .EMAIL Robert.monsen@usda.gov