000 FNUS75 KBOU 290115 FWSBOU SPOT FORECAST FOR WATERTON WILDFIRE ISSUED BY NATIONAL WEATHER SERVICE DENVER CO 710 PM MDT TUE JUN 28 2005 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NWS. SYNOPSIS...THUNDERSTORMS MOVING OFF THE CONTINENTAL DIVIDE WILL MOVE EAST OVER THE FRONT RANGE FOOTHILLS THIS EVENING. VERY STRONG DOWNBURST WINDS AND FREQUENT CLOUD-TO-GROUND LIGHTNING WILL BE THE MAIN THREAT WITH THESE STORMS. THESE THUNDERSTORMS ARE EXPECTED TO MOVE EAST OF THE AREA BY MIDNIGHT...ALTHOUGH THE STRONGEST WIND GUSTS ARE LIKELY TO OCCUR PRIOR TO 2100 THIS EVENING. SKIES WILL GRADUALLY CLEAR AND WINDS WILL DIMINISH AS STORMS END AFTER MIDNIGHT. $$ .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2400...THEN PARTLY CLOUDY(50-60%) UNTIL 0600...THEN MOSTLY SUNNY. SCATTERED THUNDERSTORMS UNTIL 0600. MIN TEMPERATURE.....47-54. MAX HUMIDITY........49-57%. 20-FOOT WINDS.......SOUTHWEST WINDS 10-20 MPH. GUSTS TO AROUND 50 MPH UNTIL 2100 WITH THE THUNDERSTORMS. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....EXCELLENT UNTIL 2000. POOR AFTER 2300. MIXING HEIGHT.......10200 FT AGL UNTIL 2000. 200-1200 FT AGL AFTER 2100. TRANSPORT WINDS.....SOUTHWEST 10-20 MPH. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF THUNDERSTORMS AFTER 1500 UNTIL 1800. MAX TEMPERATURE.....77-87. MIN HUMIDITY........18-26%. 20-FOOT WINDS.......NORTHWEST WINDS 4-8 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....FAIR UNTIL 0900...THEN VERY GOOD UNTIL 1100...THEN EXCELLENT. MIXING HEIGHT.......3000-4000 FT AGL UNTIL 0900. 13400-14400 FT AGL AFTER 1100. TRANSPORT WINDS.....WEST 12-20 MPH. .THURSDAY...SCATTERED THUNDERSTORMS. PARTLY CLOUDY. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH. .FRIDAY...PARTLY CLOUDY WITH ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH. .SATURDAY...MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 80S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 12 MPH. $$