Wyoming Fire Weather Zone 289

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... A WEAK UPPER LEVEL DISTURBANCE WILL MOVE THROUGH TODAY BUT WILL BRING ONLY A SLIGHT CHANCE OF AFTERNOON THUNDERSTORMS AND MAINLY OVER THE HIGHER ELEVATIONS. OTHERWISE...A STRONG RIDGE WILL BUILD ACROSS THE AREA AND BRING DRY AND WARM WEATHER THROUGH FRIDAY. MINIMAL RELATIVE HUMIDITY WILL FALL TOWARD 20 PERCENT BY THURSDAY. HOWEVER...WIND IS EXPECTED TO REMAIN LIGHT TO MODERATE SO CRITICAL FIRE WEATHER IS NOT EXPECTED. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... A STRONG RIDGE WILL BUILD ACROSS THE AREA AND BRING DRY AND WARM WEATHER THROUGH FRIDAY. MINIMAL RELATIVE HUMIDITY WILL FALL UNDER 15 PERCENT BY THURSDAY AND FRIDAY AND MAY ENHANCE FIRE DANGER SOMEWHAT. HOWEVER...WIND IS EXPECTED TO REMAIN LIGHT TO MODERATE SO CRITICAL FIRE WEATHER IS NOT EXPECTED. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276... 282...283...285...286...287...288...AND 289)... A STRONG RIDGE WILL BUILD ACROSS THE AREA AND BRING DRY AND WARM WEATHER THROUGH FRIDAY. MINIMAL RELATIVE HUMIDITY WILL FALL UNDER 15 PERCENT BY THURSDAY AND FRIDAY AND MAY ENHANCE FIRE DANGER SOMEWHAT. HOWEVER...WIND IS EXPECTED TO REMAIN LIGHT TO MODERATE SO CRITICAL FIRE WEATHER IS NOT EXPECTED. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281... 285...289...AND 300)... A STRONG RIDGE WILL BUILD ACROSS THE AREA AND BRING DRY AND WARM WEATHER THROUGH FRIDAY. MINIMAL RELATIVE HUMIDITY WILL FALL UNDER 15 PERCENT BY THURSDAY AND FRIDAY AND MAY ENHANCE FIRE DANGER SOMEWHAT. HOWEVER...WIND IS EXPECTED TO REMAIN LIGHT TO MODERATE SO CRITICAL FIRE WEATHER IS NOT EXPECTED. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS- 225 AM MDT TUE SEP 23 2014 .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....72-77. 24 HR TREND......4 DEGREES WARMER. MIN HUMIDITY........25-31 PERCENT. 24 HR TREND......5 PERCENT DRIER. 20-FOOT WINDS.......WEST WINDS AROUND 15 MPH WITH HIGHER GUSTS. RIDGE TOP WINDS.....WEST AROUND 15 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....WEST AROUND 20 MPH. MIXING HEIGHT.......2000-4000 FT AGL UNTIL 1200...THEN 4000-6500 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (50000-70000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....46-51. 24 HR TREND......UNCHANGED. MAX HUMIDITY........73-79 PERCENT. 24 HR TREND......8 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST WINDS AROUND 10 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300...THEN SOUTHWEST AROUND 10 MPH. GUSTS UP TO 15 MPH. RIDGE TOP WINDS.....WEST 10 TO 15 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....WEST AROUND 15 MPH. MIXING HEIGHT.......4000-6500 FT AGL UNTIL 2400...THEN 2000-4500 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (38000-58000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....80-85. 24 HR TREND......7 DEGREES WARMER. MIN HUMIDITY........14-20 PERCENT. 24 HR TREND......8 PERCENT DRIER. 20-FOOT WINDS.......WEST WINDS AROUND 10 MPH AND GUSTY. RIDGE TOP WINDS.....WEST AROUND 15 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....WEST AROUND 15 MPH. MIXING HEIGHT.......1500-4000 FT AGL UNTIL 1200...THEN 4500-7000 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (38000-58000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .WEDNESDAY NIGHT...CLEAR. LOWS IN THE LOWER 50S. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY...CLEAR. LOWS AROUND 50. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH. .FRIDAY...MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 10 MPH. .SATURDAY...PARTLY CLOUDY WITH CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH. .SUNDAY...COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 60S. .MONDAY...PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN THE UPPER 50S.
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