Wyoming Fire Weather Zone 280

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... MOST SHOWERS AND THUNDERSTORMS SHOULD END THIS EVENING WITH ONLY LINGERING SHOWERS OVER THE HIGHER ELEVATIONS LATE TONIGHT. ANOTHER UPPER LEVEL DISTURBANCE WILL MOVE OVER THE TOP OF THE RIDGE ON THURSDAY AND BRING A ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS TO MUCH OF THE AREA WITH THE BEST CHANCE ACROSS ZONES 140 AND 415. EXPECT A CONTINUED CHANCE OF MAINLY AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS INTO THE WEEKEND. TEMPERATURES SHOULD REMAIN NEAR TO BELOW NORMAL. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... MOST SHOWERS AND ISOLATED THUNDERSTORMS SHOULD END THIS EVENING WITH ONLY ISOLATED SHOWERS LINGERING OVER THE HIGHER ELEVATIONS. ISOLATED THUNDERSTORMS MAY DEVELOP AGAIN THURSDAY AFTERNOON BUT MOST SHOULD BE RESTRICTED TO THE HIGHER ELEVATIONS WITH ZONE 279 STAYING LARGELY DRY. WITH UPPER LEVEL DISTURBANCES CONTINUING TO MOVE TO MOVE THROUGH THE AREA...A CHANCE OF MAINLY AFTERNOON SHOWERS AND THUNDERSTORMS WILL CONTINUE INTO THE WEEKEND. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276... 282...283...285...286...287...288...AND 289)... MAINLY DRY WEATHER WILL BE THE RULE FOR MOST AREAS THIS EVENING WITH THE EXCEPTION OF ZONE 276 WHERE THERE COULD BE AN ISOLATED AFTERNOON OR EVENING THUNDERSTORM. AN UPPER LEVEL DISTURBANCE WILL MOVE OVER THE TOP OF THE RIDGE ON THURSDAY BUT ANY THUNDERSTORMS WILL SHOULD BE CONFINED TO THE MOUNTAINS AND POSSIBLY THE ADJACENT FOOTHILLS. THERE WILL BE A DAILY CHANCE OF MAINLY AFTERNOON OR EVENING SHOWERS AND THUNDERSTORMS EACH AFTERNOON BUT AGAIN MOST WILL BE CONFINED TO THE MOUNTAINS. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281... 285...289...AND 300)... MAINLY DRY WEATHER WILL BE THE RULE FOR MOST AREAS THIS EVENING WITH THE EXCEPTION OF SOUTHERN PORTIONS OF ZONE 289 WHERE THERE COULD BE AN ISOLATED AFTERNOON OR EVENING THUNDERSTORM. AN UPPER LEVEL DISTURBANCE WILL MOVE OVER THE TOP OF THE RIDGE ON THURSDAY BUT ANY THUNDERSTORMS WILL SHOULD BE CONFINED TO THE MOUNTAINS. THERE WILL BE A DAILY CHANCE OF MAINLY AFTERNOON OR EVENING SHOWERS AND THUNDERSTORMS EACH AFTERNOON BUT AGAIN MOST SHOULD BE CONFINED TO THE MOUNTAINS. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... NATRONA COUNTY/CASPER BLM- 323 PM MDT WED JUL 30 2014 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....51-56. 24 HR TREND......1 DEGREE COOLER. MAX HUMIDITY........67-73 PERCENT. 24 HR TREND......23 PERCENT DRIER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. RIDGE TOP WINDS.....EAST AROUND 10 MPH UNTIL 2400...THEN SOUTH UNTIL 0300...THEN NORTHEAST. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....EAST AROUND 10 MPH UNTIL 2400...THEN SOUTH UNTIL 0300...THEN NORTHEAST. MIXING HEIGHT.......6000-8500 FT AGL UNTIL 2400...THEN 3000-5500 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (40000-60000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....78-83. 24 HR TREND......6 DEGREES WARMER. MIN HUMIDITY........16-22 PERCENT. 24 HR TREND......8 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500...THEN EAST AROUND 10 MPH. RIDGE TOP WINDS.....EAST AROUND 10 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....EAST 10 TO 15 MPH. MIXING HEIGHT.......3000-5500 FT AGL UNTIL 1200...THEN 7500-10000 FT AGL. SMOKE DISPERSAL.....POOR TO FAIR (30000-50000 KNOT-FT) UNTIL 1200...THEN GOOD TO VERY GOOD (88000-108000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .THURSDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....52-57. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........66-72 PERCENT. 24 HR TREND......1 PERCENT DRIER. HUMIDITY RECOVERY...GOOD. 20-FOOT WINDS.......EAST WINDS AROUND 10 MPH UNTIL 2100...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400...THEN SOUTH AROUND 10 MPH. RIDGE TOP WINDS.....EAST AROUND 15 MPH UNTIL 0300...THEN SOUTH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....EAST AROUND 15 MPH UNTIL 0300...THEN SOUTH. MIXING HEIGHT.......6500-9000 FT AGL UNTIL 2400...THEN 3500-5000 FT AGL. SMOKE DISPERSAL.....GOOD (64000-84000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FRIDAY... SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER 1200. CHANCE OF PRECIPITATION 20 PERCENT. MAX TEMPERATURE.....80-85. 24 HR TREND......2 DEGREES WARMER. MIN HUMIDITY........19-25 PERCENT. 24 HR TREND......3 PERCENT WETTER. 20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH UNTIL 0900...THEN UPSLOPE/UPVALLEY 5-9 MPH. RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200...THEN EAST. LAL.................1 UNTIL 1200...THEN 2. CHC OF WETTING RAIN.LESS THAN 5 PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200...THEN EAST. MIXING HEIGHT.......5000-7500 FT AGL UNTIL 1200...THEN 9000-11000 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (42000-62000 KNOT-FT) UNTIL 1200...THEN GOOD TO VERY GOOD (92000-112000 KNOT-FT). HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .FRIDAY NIGHT...PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 50S. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY...MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S. WINDS GENERALLY LESS THAN 10 MPH. .SUNDAY...MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S. WINDS GENERALLY LESS THAN 10 MPH. .MONDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. WINDS GENERALLY LESS THAN 10 MPH. .TUESDAY...PARTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. .WEDNESDAY...MOSTLY SUNNY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80.
View Complete Fire Weather Zones

Back to Fire Weather Page

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.