Wyoming Fire Weather Zone 291

.DISCUSSION...
A UNSETTLED PERIOD THRU EARLY NEXT WEEK WILL KEEP ANY CRITICAL FIRE WEATHER CONCERNS AT BAY. AN AREA OF LOW PRESSURE WILL BRING FAIRLY DECENT CHANCES OF WETTING RAINS TO THE DISTRICTS BEGINNING SUNDAY AFTERNOON AND CONTINUING INTO MONDAY EVENING. DO NOT ANTICIPATE SIGNIFICANT RAINFALL TOTALS...HOWEVER A FEW TENTHS OF AN INCH WILL BE A POSSIBILITY IN THE HEAVIEST SHOWERS/STORMS. DRIER AND WARMER CONDITIONS WILL RETURN TUE-FRI. EVEN SO MINIMUM RELATIVE HUMIDITIES ARE STILL ONLY EXPECTED TO REACH 20 TO 30 PERCENT. NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND- 207 PM MDT SAT SEP 20 2014 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....44-49. 24 HR TREND......2 DEGREES COOLER. MAX HUMIDITY........78-84 PERCENT. 24 HR TREND......7 PERCENT DRIER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......NORTHEAST AROUND 10 MPH SHIFTING TO THE EAST UP TO 10 MPH AFTER MIDNIGHT. GUSTS UP TO 20 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH SHIFTING TO THE EAST AFTER MIDNIGHT. MIXING HEIGHT.......3300-3800 FT AGL DECREASING TO 300 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR (1800-34800 KNOT-FT). HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....71-76. 24 HR TREND......3 DEGREES COOLER. MIN HUMIDITY........30-36 PERCENT. 24 HR TREND......6 PERCENT WETTER. 20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH. MIXING HEIGHT.......2600-3100 FT AGL INCREASING TO 5100-5700 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....POOR (27500 KNOT-FT) INCREASING TO GOOD (78200 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SUNDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. MIN TEMPERATURE.....50-55. 24 HR TREND......6 DEGREES WARMER. MAX HUMIDITY........83-89 PERCENT. 24 HR TREND......10 PERCENT WETTER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH AND GUSTY. LAL.................2. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH. MIXING HEIGHT.......2600-3100 FT AGL DECREASING TO 400 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO FAIR (4500-41800 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .MONDAY... SKY/WEATHER.........MOSTLY CLOUDY. ISOLATED THUNDERSTORMS UNTIL 1200. CHANCE OF SHOWERS. CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....73-78. 24 HR TREND......1 DEGREE WARMER. MIN HUMIDITY........37-43 PERCENT. 24 HR TREND......5 PERCENT WETTER. 20-FOOT WINDS.......SOUTH 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................2 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.25 PERCENT. TRANSPORT WINDS.....SOUTH AROUND 15 MPH. MIXING HEIGHT.......3000-3900 FT AGL INCREASING TO 5700-7400 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR TO GOOD (40900-80800 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .TUESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 10 MPH. .WEDNESDAY...MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE LOWER 80S. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 10 MPH. .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. .SATURDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.
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