Wyoming Fire Weather Zone 301

.DISCUSSION...
MINIMAL FIRE WEATHER CONCERNS ACROSS THE AREA THROUGH THE NEXT FEW DAYS. UPPER LOW PRESSURE OVER IDAHO THIS AFTERNOON WILL BRING INCREASING MONSOONAL MOISTURE AND FAIRLY WIDESPREAD RAINFALL TO MUCH OF THE AREA TONIGHT INTO SATURDAY. BEST CHANCES FOR WETTING RAINS WILL BE ALONG AND EAST OF THE LARAMIE RANGE AS WELL AS THE SNOWY AND SIERRA MADRE RANGES. THE UPPER LOW WILL GRADUALLY MOVE INTO WESTERN SOUTH DAKOTA EARLY SUNDAY MORNING WITH RAINS ENDING FROM WEST TO EAST. COOLER TEMPERATURES BEHIND THE LOW WILL KEEP AFTERNOON HUMIDITIES FAIRLY HIGH WITH EXCELLENT OVERNIGHT RECOVERIES THROUGH THE MIDDLE OF NEXT WEEK. NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND- 210 PM MDT FRI AUG 22 2014 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED THUNDERSTORMS UNTIL 2400. SCATTERED SHOWERS. ISOLATED THUNDERSTORMS AFTER 2400. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL UNTIL 2400. MIN TEMPERATURE.....54-59. 24 HR TREND......UNCHANGED. MAX HUMIDITY........93-99 PERCENT. 24 HR TREND......4 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......SOUTHEAST 5 TO 10 MPH. GUSTS UP TO 20 MPH IN THE EVENING. LAL.................4 UNTIL 0300...THEN 2. CHC OF WETTING RAIN.20 PERCENT. TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH. MIXING HEIGHT.......4000-5200 FT AGL DECREASING TO 1400-2200 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO GOOD (17200-64600 KNOT-FT). HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1200. CHANCE OF SHOWERS. CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....75-80. 24 HR TREND......2 DEGREES COOLER. MIN HUMIDITY........29-35 PERCENT. 24 HR TREND......2 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. LAL.................2 UNTIL 1200...THEN 4. CHC OF WETTING RAIN.20 PERCENT. TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH. MIXING HEIGHT.......4300-5100 FT AGL INCREASING TO 6800-8000 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR TO GOOD (41600-87100 KNOT-FT). HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400...THEN PARTLY CLOUDY UNTIL 0300...THEN MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 2100. CHANCE OF SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER 2100. MIN TEMPERATURE.....46-51. 24 HR TREND......8 DEGREES COOLER. MAX HUMIDITY........84-90 PERCENT. 24 HR TREND......11 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST AROUND 10 MPH. LAL.................4 UNTIL 2100...THEN 2 UNTIL 2400...THEN 1. CHC OF WETTING RAIN.20 PERCENT. TRANSPORT WINDS.....WEST 10 TO 15 MPH. MIXING HEIGHT.......3300-4700 FT AGL DECREASING TO 300-1800 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO FAIR (8800-48900 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....71-76. 24 HR TREND......4 DEGREES COOLER. MIN HUMIDITY........25-31 PERCENT. 24 HR TREND......4 PERCENT DRIER. 20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....WEST 15 TO 20 MPH. MIXING HEIGHT.......3600-4700 FT AGL INCREASING TO 7100-7800 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (50600 KNOT-FT) INCREASING TO VERY GOOD (111400 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .MONDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. EAST WINDS AROUND 5 MPH. .TUESDAY...MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS AROUND 10 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH. .THURSDAY...MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 80S. .FRIDAY...MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S.
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