Wyoming Fire Weather Zone 415

.DISCUSSION...
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER ZONES 140...414...415...AND 416)... HIGH TEMPERATURES COOLER AGAIN TODAY...RANGING FROM THE LOWER 40S TO THE LOWER 60S FOR MOST LOCATIONS WITH MINIMUM RELATIVE HUMIDITY LEVELS RANGING INTO THE MID 40S TO THE LOWER 70S (PERCENT). WINDS WILL TEND WEST TO SOUTHWEST AT 11 TO 15 MPH...WITH GUSTS 30 TO 40 MPH AT RIDGE TOP LEVEL. SCATTERED SHOWERS AND AND ISOLATED THUNDERSTORM OR TWO ARE EXPECTED THROUGH THE REST OF TODAY...THROUGH THE OVERNIGHT AND INTO THE MORNING...ESPECIALLY OVER THE NORTHERN ZONES. MONDAY WITH START TO DRY OUT WITH HIGH TEMPERATURES WARMING BY SOME 5...AND MINIMUM RH VALUES DROPPING BY 15 TO 25 PERCENT OVER THOSE OF TODAY. WIDELY SCATTERED SHOWERS EXPECTED ACROSS ZONE 140 IN THROUGH THE MORNING...THEN ENDING INT HE AFTERNOON. ...RAWLINS DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278... AND 279)... TEMPERATURES COOLER AGAIN TODAY..WITH HIGHS RANGING INTO THE MID AND UPPER 60S FOR MOST LOCATIONS. WINDS WILL TEND WEST TO SOUTHWEST AT 20 TO 25 MPH...WITH GUSTS OF 35 TO 45 MPH POSSIBLE THIS AFTERNOON. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL INTO THE UPPER 20S AND LOWER 30S (PERCENT). AND ISOLATED SHOWER OR THUNDERSTORM WILL BE POSSIBLE THIS AFTERNOON...ALTHOUGH UNLIKELY. FIRE DANGER WILL BE SLIGHTLY ENHANCED DUE TO THE WINDY CONDITIONS...HOWEVER MINIMUM RH VALUES SHOULD REMAIN WELL ABOVE CRITICAL LEVELS. MONDAY...HIGH TEMPERATURES RISE A FEW DEGREES OVER THOSE OF TODAY...WHILE MINIMUM RH VALUES DROP SOME 10 PERCENT. WINDS WILL STILL BLOW OUT OF THE WEST...ALTHOUGH NOR QUITE AS STRONG AT 15 TO 2 MPH WITH GUSTS TO 30 MPH. NO PRECIPITATION IS EXPECTED. ...CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276...282...283...285...286...287...288...AND 289)... HIGH TEMPERATURES MUCH COOLER THAN THOSE YESTERDAY...WITH TEMPERATURES DROPPING SOME 10 TO 15 DEGREES. MINIMUM RELATIVE HUMIDITY LEVELS WILL RANGE FROM THE LOWER AND MID 30S AT LOW ELEVATIONS TO AS MUCH AS 70 PERCENT IN THE MOUNTAINS. WINDS WILL BE NORTH TO NORTHWEST AT 5 TO 15 MPH...WITH HIGHER WINDS AND GUSTS POSSIBLE IN THE MOUNTAINS. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EARLY EVENING...ENDING ACROSS MOST OF THE THE FORECAST AREA EXCEPT THE NORTH...WHERE SHOWERS WILL CONTINUE OFF AND ON THROUGH MONDAY MORNING. MONDAY...HIGH TEMPERATURES WILL WARM SOME 5 DEGREES OVER THOSE OF TODAY WHILE RH LEVELS DROP 10 TO 15 PERCENT. ISOLATED TO WIDELY SCATTERED CHANCES FOR SHOWERS AND PERHAPS A THUNDERSTORM OR TWO WILL BE POSSIBLE MAINLY ACROSS ALL ZONES EXCEPT 283...288...AND 289. ...CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 280...281...285...289...AND 300)... HIGH TEMPERATURES 15 5O 20 DEGREES COOLER THAN THOSE OF YESTERDAY...RANGING INTO THE LOWER 40S IN THE NORTHERN MOUNTAINS TO THE UPPER 60S AT LOW ELEVATIONS. WINDS WILL TEND WEST TO NORTHWEST AT 15 TO 25 MPH WITH GUSTS 35 TO 40 MPH ACROSS THE SOUTH...TO 10 TO 15 MPH WITH HIGHER GUSTS ACROSS THE NORTH. STRONGER ERRATIC WINDS CAN BE EXPECTED NEAR ANY STORMS. MINIMUM RELATIVE HUMIDITY VALUES WILL ONLY DROP INTO THE LOWER 30S AT LOW ELEVATIONS...WITH 50 TO 70 PERCENT FOUND IN THE MOUNTAINS. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL BE FOUND THIS AFTERNOON AND EVENING..WITH A COUPLE OF STRONGER STORMS EXPECTED ACROSS NATRONA COUNTY. MONDAY...TEMPERATURES WILL RISE BY SOME 5 DEGREES WHILE MINIMUM RH VALUES DROP 10 TO 20 PERCENT ACROSS ALL ZONES. ISOLATED TO WIDELY SCATTERED CHANCES FOR SHOWERS AND AN ISOLATED THUNDERSTORM OR TWO WILL BE POSSIBLE THROUGH THE DAY...MAINLY ACROSS THE NORTHERN ZONES. ...THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS... ...HAINES INDEX IS HIGH LEVEL HAINES BOTH DAY AND NIGHT... NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP- 301 PM MDT SUN AUG 31 2014 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS UNTIL 2400. CHANCE OF PRECIPITATION 20 PERCENT. MIN TEMPERATURE.....32-37. 24 HR TREND......5 DEGREES COOLER. MAX HUMIDITY........86-92 PERCENT. 24 HR TREND......6 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......WEST WINDS AROUND 10 MPH UNTIL 2400...THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15 MPH. RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH. LAL.................2 UNTIL 2400...THEN 1. CHC OF WETTING RAIN.10 PERCENT UNTIL 2400...THEN ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH. MIXING HEIGHT.......4000-6000 FT AGL UNTIL 2400...THEN 2000-4000 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (46000-66000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .LABOR DAY... SKY/WEATHER.........PARTLY CLOUDY. MAX TEMPERATURE.....55-63. 24 HR TREND......5 DEGREES WARMER. MIN HUMIDITY........32-38 PERCENT. 24 HR TREND......20 PERCENT DRIER. 20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900...THEN WEST 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH. RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH UNTIL 1200...THEN WEST 20 TO 25 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200...THEN WEST AROUND 25 MPH. MIXING HEIGHT.......2500-5000 FT AGL UNTIL 1200...THEN 4500-6000 FT AGL. SMOKE DISPERSAL.....GOOD (70000-90000 KNOT-FT). HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .MONDAY NIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....33-38. 24 HR TREND......1 DEGREE WARMER. MAX HUMIDITY........77-83 PERCENT. 24 HR TREND......9 PERCENT DRIER. HUMIDITY RECOVERY...EXCELLENT. 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 20 MPH. RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH. MIXING HEIGHT.......3000-5500 FT AGL UNTIL 2400...THEN 1000-2500 FT AGL. SMOKE DISPERSAL.....GOOD (62000-82000 KNOT-FT) UNTIL 2400...THEN POOR (16000-30000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .TUESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....62-71. 24 HR TREND......8 DEGREES WARMER. MIN HUMIDITY........22-28 PERCENT. 24 HR TREND......9 PERCENT DRIER. 20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH UNTIL 1500...THEN AROUND 20 MPH WITH GUSTS TO AROUND 25 MPH. RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH UNTIL 1500...THEN AROUND 25 MPH. LAL.................1. CHC OF WETTING RAIN.ZERO PERCENT. TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH. MIXING HEIGHT.......1500-4000 FT AGL UNTIL 1200...THEN 3500-6000 FT AGL. SMOKE DISPERSAL.....FAIR TO GOOD (56000-76000 KNOT-FT). HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. .FORECAST DAYS 3 THROUGH 7...... .TUESDAY THROUGH WEDNESDAY...MOSTLY CLEAR. LOWS 36 TO 41. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 15 MPH. .THURSDAY THROUGH FRIDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS 56 TO 61. WINDS GENERALLY LESS THAN 10 MPH. .SATURDAY THROUGH SUNDAY...PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.
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