Wyoming Fire Weather Zone 281

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... A COUPLE WEATHER DISTURBANCES WILL MOVE EAST ACROSS THE AREA TONIGHT AND FRIDAY. THE FIRST SYSTEM WILL BRING ISOLATED THUNDERSTORMS TO THE ZONE 140 THROUGH THE EVENING HOURS WITH ISOLATED RAIN SHOWERS POSSIBLE OVERNIGHT. ON FRIDAY...ANOTHER SYSTEM WILL RESULT IN ISOLATED TO WIDELY SCATTERED GUSTY THUNDERSTORMS ACROSS THE ENTIRE DISTRICT MAINLY DURING THE AFTERNOON HOURS. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... IT WILL BE WARMER AND DRIER THE NEXT COUPLE DAYS WITH ONLY A SLIGHT CHANCE OF AN ISOLATED THUNDERSTORM IN ZONE 278 FRIDAY AFTERNOON. ON SATURDAY...STRONG WEST WINDS ARE EXPECTED WITH MIN RH`S DROPPING INTO THE TEENS TO LOWER 20S INCREASING THE FIRE DANGER. IN ADDITION A COLD FRONT WILL SWEEP EAST ACROSS THE AREA SATURDAY WITH ISOLATED TO WIDELY SCATTERED THUNDERSTORMS. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276... 282...283...285...286...287...288...AND 289)... A WEAK DISTURBANCE AND ASSOCIATED COLD FRONT WILL MOVE INTO THE NORTHERN PART OF THE DISTRICT TONIGHT AND FRIDAY MORNING. ANOTHER SYSTEM WILL MOVE IN FROM THE WEST FRIDAY LEADING TO ISOLATED THUNDERSTORM ACROSS THE ENTIRE DISTRICT FRIDAY AFTERNOON ALONG WITH THE POTENTIAL FOR GUSTY WIND NEAR STORMS. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281... 285...289...AND 300)... A WEAK DISTURBANCE AND ASSOCIATED COLD FRONT WILL MOVE INTO THE NORTHERN PART OF THE DISTRICT TONIGHT AND FRIDAY MORNING. ANOTHER SYSTEM WILL MOVE IN FROM THE WEST FRIDAY LEADING TO ISOLATED THUNDERSTORM ACROSS THE ENTIRE DISTRICT FRIDAY AFTERNOON ALONG WITH THE POTENTIAL FOR GUSTY WIND NEAR STORMS. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... JOHNSON COUNTY/CASPER BLM- 211 PM MDT THU AUG 28 2014 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. ISOLATED RAIN SHOWERS AFTER 2400. CHANCE OF SHOWERS 20 PERCENT. MIN TEMPERATURE.....54-59. 24 HR TREND......2 DEGREES WARMER. MAX HUMIDITY........68-74 PERCENT. 24 HR TREND......20 PERCENT DRIER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......NORTHWEST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 15 MPH UNTIL 2100...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300...THEN WEST AROUND 10 MPH WITH GUSTS TO AROUND 15 MPH. RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH UNTIL 2400...THEN WEST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 2400...THEN WEST. MIXING HEIGHT.......4500-7000 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (44000-64000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED RAIN SHOWERS. ISOLATED THUNDERSTORMS AFTER 1200. CHANCE OF PRECIPITATION 20 PERCENT. MAX TEMPERATURE.....76-81. 24 HR TREND......4 DEGREES COOLER. MIN HUMIDITY........26-32 PERCENT. 24 HR TREND......6 PERCENT WETTER. 20-FOOT WINDS.......NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH. RIDGE TOP WINDS.....NORTH 15 TO 20 MPH. LAL.................1 UNTIL 1200...THEN 2. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. TRANSPORT WINDS.....NORTH 15 TO 20 MPH. MIXING HEIGHT.......3000-5000 FT AGL UNTIL 1200...THEN 4500-7000 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (52000-72000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....54-59. 24 HR TREND......UNCHANGED. MAX HUMIDITY........69-75 PERCENT. 24 HR TREND......UNCHANGED. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100...THEN NORTHEAST AROUND 10 MPH UNTIL 2400...THEN SOUTH. GUSTS UP TO 15 MPH. RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400...THEN SOUTH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400...THEN SOUTH. MIXING HEIGHT.......3000-5500 FT AGL UNTIL 2400...THEN 1500-3500 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (36000-56000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200...THEN MOSTLY CLOUDY. ISOLATED THUNDERSTORMS UNTIL 1200. SLIGHT CHANCE OF RAIN SHOWERS. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS AND SMALL HAIL AFTER 1200. CHANCE OF PRECIPITATION 20 PERCENT. MAX TEMPERATURE.....80-85. 24 HR TREND......4 DEGREES WARMER. MIN HUMIDITY........21-27 PERCENT. 24 HR TREND......6 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH. GUSTS UP TO 20 MPH UNTIL 1200...THEN 30 MPH. RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH. LAL.................2 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.5 PERCENT UNTIL 1200...THEN 20 PERCENT. TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH UNTIL 1500...THEN WEST AROUND 30 MPH. MIXING HEIGHT.......3500-6000 FT AGL UNTIL 1200...THEN 7500-9500 FT AGL. SMOKE DISPERSAL.....GOOD TO VERY GOOD (84000-104000 KNOT-FT) UNTIL 1200...THEN EXCELLENT (158000-178000 KNOT-FT). HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .SATURDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 50S. NORTH WINDS AROUND 10 MPH. .SUNDAY THROUGH LABOR DAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. LOWS 47 TO 52. HIGHS 68 TO 73. WEST WINDS AROUND 10 MPH. .TUESDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH. .WEDNESDAY THROUGH THURSDAY...MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 80.
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