Wyoming Fire Weather Zone 287

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... HIGH TEMPERATURES A COUPLE OF DEGREES WARMER TODAY...RANGING FROM THE MID 60S TO THE LOWER 80S FOR MOST LOCATIONS WITH MINIMUM RELATIVE HUMIDITY LEVELS RANGING FROM THE MID 20S TO AROUND 40 PERCENT. WINDS WILL TEND VARIABLE TO 10 MPH...PERHAPS 15 MPH FROM THE NW AT RIDGE TOP LEVEL. SLOW MOVING ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS TODAY...WITH MODERATE RAINFALL AND FREQUENT LIGHTNING THE GREATEST THREATS. SATURDAY..WARMER BY A COUPLE OF DEGREES AGAIN...BUT MINIMUM RH VALUES WILL REMAIN ABOUT THE SAME AS TODAY. THERE WILL BE A CHANCE FOR ISOLATED TO WIDELY SCATTERED SHOWERS OR THUNDERSTORMS MAINLY ACROSS THE MOUNTAINS. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... HIGH TEMPERATURES WILL BE 2 TO 5 DEGREES WARMER THAN YESTERDAY...WITH HIGHS MOSTLY RANGING INTO UPPER 70S AND LOWER 80S FOR MOST LOCATIONS. WINDS WILL BE EASTERLY AND GENERALLY LIGHT BY WYOMING STANDARDS...AT GENERALLY AROUND 10 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL INTO THE MID TEENS TO LOWER 20S (PERCENT). AN ISOLATED SHOWER OR THUNDERSTORM WILL BE POSSIBLE OVER THE HILLS OF ZONE 279. SATURDAY...EXPECT EXPECT TEMPERATURES TO WARM ANOTHER COUPLE OF DEGREES OVER THOSE TODAY...HOWEVER MINIMUM RH VALUES WILL REMAIN ABOUT THE SAME AND WINDS WILL TEND TO THE LIGHTER SIDE AND OUT OF THE EAST ONCE AGAIN. PRECIPITATION CHANCES WILL BE VERY LOW...WITH ONLY AN OUTSIDE CHANCE FOR AN ISOLATED STORM OVER THE HILLS OF EXTREME SOUTHERN ZONE 279. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276...282...283...285...286...287...288...AND 289)... HIGH TEMPERATURES WARMER BY A COUPLE OF DEGREES OVER THOSE YESTERDAY...RANGING FROM THE MID 60S IN THE MOUNTAINS TO THE UPPER 80S TO NEAR 90 FOR THE LOWER ELEVATIONS WITH MINIMUM RELATIVE HUMIDITY LEVELS RANGING FROM THE MID TEENS IN THE BIG HORN BASIN...TO MID 30S (PERCENT) IN THE MOUNTAINS. WINDS WILL TEND NORTHEAST AT GENERALLY LESS THAN 10 MPH. THERE WILL BE A CHANCE FOR ISOLATED TO WIDELY SCATTERED SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND EVENING...MAINLY OVER THE MOUNTAINS. THESE SHOWERS AND STORMS WILL BE SLOW MOVING AT BEST AND MAY PRODUCE ISOLATED MODERATE RAINFALL AND FREQUENT LIGHTNING. SATURDAY...EXPECT TEMPERATURES TO CONTINUE WARMING ANOTHER COUPLE OF DEGREES...HOWEVER...MINIMUM RH VALUES WILL REMAIN ABOUT THE SAME AS TODAY AND WINDS WILL ALSO REMAIN ON THE LIGHTER SIDE ONLY OUT OF THE SOUTHEAST. ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS WILL ONE AGAIN BE POSSIBLE MAINLY OVER THE MOUNTAINS AND ZONE 289...WITH LITTLE IF ANY CHANCE FOR PRECIPITATION ELSEWHERE. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281...285...289...AND 300)... HIGH TEMPERATURES WILL BE A DEGREE OR TWO WARMER TODAY WITH HIGHS MOSTLY RANGING INTO THE MID 60S TO LOWER 70S IN THE MOUNTAINS TO THE MID AND UPPER 80S AT LOWER ELEVATIONS. WINDS WILL TEND EAST OR NORTHEAST AT 10 MPH FOR MOST LOCATIONS....15 MPH AT RIDGE TOP. MINIMUM RELATIVE HUMIDITY VALUES WILL RANGE FROM THE MID AND UPPER TEENS (PERCENT) AT LOWER ELEVATIONS TO THE LOWER 30S IN THE MOUNTAINS. ISOLATED TO WIDELY SCATTERED SLOW MOVING SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE MAINLY OVER THE MOUNTAINS AND HILL OF THE REGION THIS AFTERNOON...WITH SHOWERS LINGERING OVERNIGHT IN PLACES. SATURDAY...TEMPERATURES WILL WARM ANOTHER DEGREE OR TWO OVER THOSE TODAY. HOWEVER...MINIMUM RH VALUES WILL REMAIN ABOUT THE SAME. WINDS WILL REMAIN RELATIVELY LIGHT AND OUT OF THE EAST FOR MOST LOCATIONS. THERE WILL BE CONTINUED CHANCES FOR ISOLATED TO WIDELY SCATTERED SHOWERS OR STORMS...ESPECIALLY IN THE REGION`S MOUNTAINS AND HILLS. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... OWL CREEK MOUNTAINS- 312 PM MDT FRI AUG 1 2014 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400...THEN MOSTLY CLOUDY. MIN TEMPERATURE.....56-61. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........47-53 PERCENT. 24 HR TREND......3 PERCENT DRIER. HUMIDITY RECOVERY...MODERATE. 20-FOOT WINDS.......NORTH WINDS AROUND 10 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15 MPH. RIDGE TOP WINDS.....NORTHWEST AROUND 15 MPH UNTIL 0300...THEN WEST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH UNTIL 0300...THEN WEST. MIXING HEIGHT.......6500-9000 FT AGL UNTIL 2400...THEN 3000-5500 FT AGL. SMOKE DISPERSAL.....GOOD (64000-84000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200...THEN PARTLY CLOUDY. MAX TEMPERATURE.....79-87. 24 HR TREND......2 DEGREES WARMER. MIN HUMIDITY........18-24 PERCENT. 24 HR TREND......2 PERCENT WETTER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200...THEN SOUTHEAST AROUND 10 MPH. RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 0900...THEN SOUTHEAST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 0900...THEN SOUTHEAST. MIXING HEIGHT.......4500-7000 FT AGL UNTIL 1200...THEN 8000-9500 FT AGL. SMOKE DISPERSAL.....GOOD (70000-90000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SATURDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....57-62. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........45-51 PERCENT. 24 HR TREND......1 PERCENT DRIER. HUMIDITY RECOVERY...MODERATE. 20-FOOT WINDS.......EAST WINDS AROUND 10 MPH WITH GUSTS TO AROUND 15 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH. RIDGE TOP WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400...THEN WEST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH UNTIL 2400...THEN WEST. MIXING HEIGHT.......6000-8500 FT AGL UNTIL 2400...THEN 3500-6000 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (38000-58000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. CHANCE OF PRECIPITATION 20 PERCENT. MAX TEMPERATURE.....81-89. 24 HR TREND......2 DEGREES WARMER. MIN HUMIDITY........17-23 PERCENT. 24 HR TREND......2 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 1200...THEN EAST. LAL.................2 UNTIL 1200...THEN 3. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200...THEN EAST. MIXING HEIGHT.......6000-8500 FT AGL UNTIL 1200...THEN 11000-13500 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (38000-58000 KNOT-FT). HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .SUNDAY NIGHT...PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE EVENING. LOWS AROUND 60. NORTH WINDS AROUND 10 MPH. .MONDAY THROUGH TUESDAY...MOSTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS. LOWS 55 TO 60. HIGHS 71 TO 76. WINDS GENERALLY LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S. WINDS GENERALLY LESS THAN 10 MPH. .THURSDAY THROUGH FRIDAY...PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
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