Wyoming Fire Weather Zone 287

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... AN AREA OF LOW PRESSURE MOVING INTO EASTERN UTAH WILL SPREAD MOISTURE AND ASSOCIATED SHOWERS AND THUNDERSTORMS ACROSS THE SOUTHERN ZONES TODAY...ESPECIALLY 414 AND 416. THE REMAINING ZONES WILL SEE THE POTENTIAL FOR SOME ACTIVITY...BUT ARE NOT IN AS FAVORABLE A LOCATION AS THE SOUTHERN ZONES. REGARDLESS...SLIGHTLY COOLER TEMPERATURES ANTICIPATED TODAY IN RESPONSE TO THE LOW PRESSURE SYSTEM. THE SYSTEM WILL MOVE EAST THROUGH THE OVERNIGHT HOURS...WITH ACTIVITY WEAKENING BY THURSDAY MORNING. A BRIEF PERIOD OF DRYING IS ANTICIPATED...WITH SHOWERS AND THUNDERSTORMS RETURNING TO THE DISPATCH AREA BY FRIDAY AFTERNOON. COOLER TEMPERATURES AND INCREASED MOISTURE WILL HELP TO KEEP FIRE WEATHER CONCERNS AT BAY FOR NOW. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... AN AREA OF LOW PRESSURE WILL MOVE ALONG THE SOUTHERN PORTION OF ZONE 279 TODAY. THIS SYSTEM WILL KEEP SHOWERS AND THUNDERSTORMS PRESENT ACROSS THE DISPATCH AREA...WITH PERIODS OF HEAVY RAINFALL POSSIBLE. COOLER TEMPERATURES ALSO EXPECTED WITH THIS SYSTEM. SHOWER ACTIVITY WILL WEAKEN THURSDAY MORNING...WITH DRY CONDITIONS EXPECTED BY THE AFTERNOON HOURS. GIVEN THE CURRENT WEATHER SCENARIO...FIRE WEATHER CONCERNS REMAIN MINIMAL. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276... 282...283...285...286...287...288...AND 289)... AN AREA OF LOW PRESSURE WILL MOVE ALONG THE WYOMING AND COLORADO BORDER TODAY. THIS SYSTEM WILL KEEP SHOWERS AND THUNDERSTORMS PRESENT ACROSS MUCH OF THE DISPATCH AREA...WITH PERIODS OF HEAVY RAINFALL POSSIBLE. THE NORTHERN ZONES HAVE A BETTER OPPORTUNITY TO STAY DRY TODAY...THOUGH ISOLATED ACTIVITY REMAINS POSSIBLE. COOLER TEMPERATURES ALSO EXPECTED WITH THIS SYSTEM. SHOWER ACTIVITY WILL WEAKEN THURSDAY MORNING...WITH DRY CONDITIONS EXPECTED BY THE AFTERNOON HOURS. GIVEN THE CURRENT WEATHER SCENARIO...FIRE WEATHER CONCERNS REMAIN MINIMAL. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281... 285...289...AND 300)... AN AREA OF LOW PRESSURE WILL MOVE ALONG THE WYOMING AND COLORADO BORDER TODAY. THIS SYSTEM WILL KEEP SHOWERS AND THUNDERSTORMS PRESENT ACROSS MUCH OF THE DISPATCH AREA...WITH PERIODS OF HEAVY RAINFALL POSSIBLE. THE NORTHERN ZONES HAVE A BETTER OPPORTUNITY TO STAY DRY TODAY...THOUGH ISOLATED ACTIVITY REMAINS POSSIBLE. COOLER TEMPERATURES ALSO EXPECTED WITH THIS SYSTEM. SHOWER ACTIVITY WILL WEAKEN THURSDAY MORNING...WITH DRY CONDITIONS EXPECTED BY THE AFTERNOON HOURS. GIVEN THE CURRENT WEATHER SCENARIO...FIRE WEATHER CONCERNS REMAIN MINIMAL. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... OWL CREEK MOUNTAINS- 224 AM MDT WED AUG 27 2014 .TODAY... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED THUNDERSTORMS UNTIL 1200. SCATTERED RAIN SHOWERS. SCATTERED THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS AND HEAVY RAINFALL AFTER 1200. CHANCE OF PRECIPITATION 50 PERCENT. MAX TEMPERATURE.....68-76. 24 HR TREND......1 DEGREE WARMER. MIN HUMIDITY........39-45 PERCENT. 24 HR TREND......UNCHANGED. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 0900...THEN SOUTHEAST. LAL.................3 UNTIL 1200...THEN 4. CHC OF WETTING RAIN.7 PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 0900...THEN NORTHEAST. MIXING HEIGHT.......1000-3500 FT AGL UNTIL 1200...THEN 4000-6500 FT AGL. SMOKE DISPERSAL.....POOR (8000-28000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS UNTIL 2400. CHANCE OF PRECIPITATION 20 PERCENT. MIN TEMPERATURE.....49-54. 24 HR TREND......UNCHANGED. MAX HUMIDITY........74-80 PERCENT. 24 HR TREND......1 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100...THEN WEST AROUND 10 MPH. RIDGE TOP WINDS.....WEST AROUND 15 MPH. LAL.................3 UNTIL 2100...THEN 2 UNTIL 2400...THEN 1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....WEST 10 TO 15 MPH. MIXING HEIGHT.......4000-6500 FT AGL UNTIL 2400...THEN 2000-4500 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (26000-46000 KNOT-FT). HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....73-80. 24 HR TREND......6 DEGREES WARMER. MIN HUMIDITY........23-29 PERCENT. 24 HR TREND......15 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH UNTIL 0900...THEN SOUTHEAST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH UNTIL 0900...THEN SOUTH UNTIL 1200...THEN EAST UNTIL 1500...THEN SOUTH. MIXING HEIGHT.......2500-5000 FT AGL UNTIL 1200...THEN 5500-8000 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (26000-46000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .THURSDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 50S. WINDS GENERALLY LESS THAN 10 MPH. .FRIDAY THROUGH SATURDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS 75 TO 80. SOUTHWEST WINDS 10 TO 15 MPH. .SUNDAY...COOLER. PARTLY CLOUDY WITH SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. WEST WINDS AROUND 10 MPH. .LABOR DAY...PARTLY CLOUDY WITH ISOLATED SHOWERS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. .TUESDAY...MOSTLY SUNNY. HIGHS IN THE MID 60S.
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