Wyoming Fire Weather Zone 292

.DISCUSSION...
SHOWER AND THUNDERSTORM CHANCES TO INCREASE TONIGHT AND MONDAY. THIS WILL KEEP FIRE WEATHER CONCERNS MINIMAL THROUGH AT LEAST TUESDAY. AN AREA OF LOW PRESSURE WILL BRING RELATIVELY GOOD CHANCES OF WETTING RAINS TO THE DISTRICTS TONIGHT THROUGH 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 BOTTOM OUT NEAR 20 PERCENT. NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL GRASSLAND- 254 PM MDT SUN SEP 21 2014 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS AFTER 0300. MIN TEMPERATURE.....50-55. 24 HR TREND......8 DEGREES WARMER. MAX HUMIDITY........76-82 PERCENT. 24 HR TREND......10 PERCENT DRIER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......SOUTHEAST 10 TO 15 MPH AND GUSTY. LAL.................1 UNTIL 0300...THEN 2. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH. MIXING HEIGHT.......2700-3200 FT AGL DECREASING TO 400 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR (4700-39300 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .MONDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900...THEN MOSTLY CLOUDY. ISOLATED SHOWERS UNTIL 0900. ISOLATED THUNDERSTORMS. SCATTERED SHOWERS AFTER 0900. MAX TEMPERATURE.....76-81. 24 HR TREND......3 DEGREES WARMER. MIN HUMIDITY........30-36 PERCENT. 24 HR TREND......4 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................2. CHC OF WETTING RAIN.15 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH. MIXING HEIGHT.......3300-4400 FT AGL INCREASING TO 6400-8400 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (44900 KNOT-FT) INCREASING TO VERY GOOD (107100 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .MONDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100...THEN PARTLY CLOUDY. CHANCE OF SHOWERS UNTIL 2400. ISOLATED THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS AFTER 2400. MIN TEMPERATURE.....51-56. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........81-87 PERCENT. 24 HR TREND......10 PERCENT WETTER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH. LAL.................2. CHC OF WETTING RAIN.10 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH. MIXING HEIGHT.......3300-4300 FT AGL DECREASING TO 200 FT AGL AFTER MIDNIGHT. SMOKE DISPERSAL.....POOR TO FAIR (2500-44400 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TUESDAY... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. MAX TEMPERATURE.....78-83. 24 HR TREND......1 DEGREE WARMER. MIN HUMIDITY........25-31 PERCENT. 24 HR TREND......6 PERCENT DRIER. 20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS. LAL.................2. CHC OF WETTING RAIN.5 PERCENT. TRANSPORT WINDS.....WEST AROUND 15 MPH. MIXING HEIGHT.......4500-5000 FT AGL INCREASING TO 8700-9700 FT AGL IN THE AFTERNOON. SMOKE DISPERSAL.....FAIR (59800 KNOT-FT) INCREASING TO VERY GOOD (135900 KNOT-FT) IN THE AFTERNOON. HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7... .WEDNESDAY...MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE LOWER 80S. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY...CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 10 MPH. .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 10 MPH. .SATURDAY...PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE LOWER 70S. .SUNDAY...COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S.
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