Colorado Fire Weather Zone 218

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FIRE WEATHER PLANNING FORECAST FOR NORTHEAST AND NORTH CENTRAL
COLORADO NATIONAL WEATHER SERVICE DENVER/BOULDER CO 433 AM MDT WED JUL 30 2014 .DISCUSSION...TODAY AND TONIGHT...ABUNDANT MOISTURE COMBINED WITH A WEAK UPPER LEVEL TROUGH WILL ALLOW FOR PERIODS OF SHOWERS AND A FEW THUNDERSTORMS. THE ACTIVITY WILL DECREASE BY TONIGHT. TEMPERATURES WILL BE MUCH BELOW NORMAL. LONG TERM DISCUSSION...THURSDAY THROUGH SUNDAY...AN UPPER LEVEL RIDGE WITH WEAK WEST TO NORTHWESTERLY FLOW ALOFT WILL CONTINUE THROUGH SUNDAY. MONSOONAL MOISTURE WILL CONTINUE MOVING INTO THE STATE FROM THE SOUTHWEST...FUELING AFTERNOON AND EVENING SHOWER DEVELOPMENT...PRIMARILY OVER THE MOUNTAINS. SURFACE HIGH PRESSURE OVER THE CENTRAL PLAINS WILL CAUSE MOIST SOUTHERLY LOW LEVEL WINDS ACROSS EASTERN COLORADO. SHOWERS AND THUNDERSTORMS WILL BE CAPABLE OF PRODUCING LOCALLY HEAVY RAINFALL. TEMPERATURES WILL BE COOLER THAN NORMAL AND HUMIDITY LEVELS WILL BE WETTER THAN NORMAL. ...THUNDERSTORMS IMPLY STRONG GUSTY ERRATIC WINDS... ...ALL SURFACE WINDS ARE 20-FOOT...10-MINUTE AVERAGED WINDS... ...CWR IS CHANCE OF WETTING RAIN - 0.10 INCH OR MORE LIQUID... ...24 HR TRENDS ARE BASED ON AVERAGES OVER THE RESPECTIVE ZONE GROUPS AND MAY NOT MATCH THE ACTUAL FORECAST VALUES SHOWN IN THOSE GROUPS... SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- INCLUDING BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE...EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL... INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS...PUMA HILLS... TARRYALL MOUNTAINS...WILLIAMS FORK MOUNTAINS...WINTER PARK... CAMERON PASS...LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE...ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS 433 AM MDT WED JUL 30 2014 .TODAY... SKY/WEATHER.........CLOUDY. WIDELY SCATTERED THUNDERSTORMS UNTIL 1200. RAIN SHOWERS LIKELY. CHANCE OF THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....50-60. 24 HR TREND......2-4 DEGREES COOLER. MIN HUMIDITY........64-74%. 24 HR TREND......7-10% WETTER. 20-FOOT WINDS....... VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 4-10 MPH BECOMING EAST 8-12 MPH IN THE AFTERNOON. RIDGES/UPR SLOPES....UPSLOPE/UPVALLEY 4-10 MPH BECOMING EAST 8-13 MPH IN THE AFTERNOON. HAINES INDEX........2 VERY LOW. LAL.................3 UNTIL 1200...THEN 4. CWR.................50 PERCENT UNTIL 1200...THEN 40 PERCENT. 15K FT MSL WINDS....WEST 15-20 MPH. MIXING HEIGHT.......5500-6500 FT AGL. TRANSPORT WINDS.....NORTH AROUND 10 MPH UNTIL 1100...THEN SOUTHEAST UNTIL 1200...THEN LIGHT AND VARIABLE UNTIL 1300...THEN SOUTHEAST AROUND 10 MPH. SMOKE DISPERSAL.....POOR. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND WIDELY SCATTERED THUNDERSTORMS UNTIL 2400... THEN SLIGHT CHANCE OF RAIN SHOWERS. MIN TEMPERATURE.....37-45. 24 HR TREND......LITTLE CHANGE. MAX HUMIDITY........90-100%. 24 HR TREND......LITTLE CHANGE. 20-FOOT WINDS....... VALLEYS/LWR SLOPES...SOUTHEAST 8-12 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2-8 MPH. RIDGES/UPR SLOPES....SOUTHEAST 8-13 MPH WITH GUSTS TO 20 MPH IN THE EVENING BECOMING DOWNSLOPE/DOWNVALLEY 2-8 MPH. HAINES INDEX........2 VERY LOW. LAL.................3 UNTIL 2400...THEN 1. CWR.................20 PERCENT UNTIL 2400...THEN 10 PERCENT. 15K FT MSL WINDS....WEST AROUND 15 MPH. MIXING HEIGHT.......3000-4000 FT AGL. TRANSPORT WINDS.....SOUTH AROUND 10 MPH UNTIL 2300...THEN LIGHT AND VARIABLE. SMOKE DISPERSAL.....POOR. .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0900...THEN CHANCE OF THUNDERSTORMS. MAX TEMPERATURE.....57-67. 24 HR TREND......4-7 DEGREES WARMER. MIN HUMIDITY........45-55%. 24 HR TREND......20-25% DRIER. 20-FOOT WINDS....... VALLEYS/LWR SLOPES...UPSLOPE/UPVALLEY 4-10 MPH. RIDGES/UPR SLOPES....UPSLOPE/UPVALLEY 4-10 MPH BECOMING NORTHEAST 8-12 MPH IN THE AFTERNOON. HAINES INDEX........2 VERY LOW. LAL.................3 UNTIL 0900...THEN 4. CWR.................0 PERCENT UNTIL 0900. 20 PERCENT AFTER 1200. 15K FT MSL WINDS....NORTH AROUND 15 MPH. MIXING HEIGHT.......8500-9500 FT AGL. TRANSPORT WINDS.....LIGHT AND VARIABLE. SMOKE DISPERSAL.....POOR. .THURSDAY NIGHT...MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .FRIDAY...MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SATURDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH.
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