Spot Forecast
Issued by NWS Cheyenne, WY
Issued by NWS Cheyenne, WY
801 FNUS75 KCYS 191941 FWSCYS Spot Forecast for La Bonte Fire...La Bonte Fire Incident Team National Weather Service Cheyenne WY 141 PM MDT Thu Sep 19 2024 If conditions become unrepresentative, contact the National Weather Service at (307) 772-2227 .DISCUSSION... Dry conditions expected to persist over the next 36 hours as an upper level ridge moves across the region into the weekend. Gusty winds tomorrow, with wind gusts up to 25 mph tomorrow possible. The best day to see near critical fire weather conditions will be Friday, where minimum humidity and winds are expected to reach critical thresholds. For the extended forecast, strong cold front is expected to push through the area, bringing cooler temperatures and the return of afternoon showers and thunderstorms Saturday through Monday. .FRIDAY... Sky/weather.........Sunny (5-15 percent). CWR.................0 percent. LAL.................1. Max temperature.....Around 81. Min humidity........14 percent. Wind (20 ft)........West winds 8 to 16 mph. Mixing height.......8200 ft AGL increasing to 12200 ft AGL in the afternoon. Transport winds.....West around 21 mph. Smoke dispersal.....Poor (7000 knot-ft) early in the morning increasing to excellent (305600 knot-ft) in the afternoon. Haines Index........4 or low potential for large plume dominated fire growth. .FRIDAY NIGHT... Sky/weather.........Partly cloudy (25-35 percent). CWR.................0 percent. LAL.................1. Min temperature.....Around 49. Max humidity........56 percent. Wind (20 ft)........Northwest winds 8 to 16 mph. Mixing height.......1100 ft AGL decreasing to 200 ft AGL in the late evening and overnight. Transport winds.....Northwest around 20 mph. Smoke dispersal.....Excellent (271900 knot-ft) early in the evening decreasing to poor (2800 knot-ft) late in the night. Haines Index........5 or moderate potential for large plume dominated fire growth. .SATURDAY... Sky/weather.........Mostly sunny (20-30 percent). CWR.................2 percent. LAL.................1. Max temperature.....Around 63. Min humidity........36 percent. Wind (20 ft)........North winds 15 to 17 mph shifting to the northeast 14 to 15 mph in the afternoon. Mixing height.......5900 ft AGL. Transport winds.....North around 16 mph. Smoke dispersal.....Fair (44200 knot-ft) early in the morning increasing to good (77100 knot-ft) in the afternoon. Haines Index........2 or very low potential for large plume dominated fire growth. .FORECAST DAYS 3 THROUGH 5... .SUNDAY... Mostly cloudy. Chance of showers. Lows in the lower 40s. Highs in the lower 60s. Southeast winds around 8 mph. .MONDAY... Partly cloudy. Lows in the mid 40s. Highs in the lower 70s. Southwest winds around 10 mph. .TUESDAY... Partly cloudy. Chance of showers. Lows in the upper 40s. Highs in the upper 60s. Northwest winds around 10 mph. $$ Requested by...Hans Rohr Type of request...WILDFIRE .TAG 2422755.0/CYS .DELDT 09/19/24 .FormatterVersion 2.0.0 .EMAIL 2024.labonte.plans@firenet.gov