FNUS73 KGRR 091232 FWSGRR FIRE WEATHER PLANNING FORECAST FOR CLUB 37...USFS NATIONAL WEATHER SERVICE GRAND RAPIDS MI 832 AM EDT THU JUL 9 2009 FORECAST IS BASED ON IGNITION TIME OF 1430 EDT ON JULY 09. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...ONE MORE DRY DAY IS EXPECTED TODAY BEFORE SHOWERS AND THUNDERSTORMS RETURN TO THE FORECAST LATE TONIGHT AND FRIDAY. SOME OF THE STORMS FRIDAY AND FRIDAY HAVE THE POTENTIAL TO PRODUCE HEAVY RAIN. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). TEMPERATURE.........77 AT IGNITION...MAX 79. RH..................46 PERCENT AT IGNITION...MIN 41 PERCENT. WIND (20 FT)........WINDS SOUTHEAST AT 11 MPH AT IGNITION...OTHERWISE SOUTH WINDS 6 TO 11 MPH. MIXING WINDS........SOUTH 8 TO 12 MPH. MIXING HEIGHT.......1600-2100 FT AGL INCREASING TO 7100 FT AGL AT IGNITION...OTHERWISE 6700-7200 FT AGL. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 4. SMOKE DISPERSAL.....100-500 (POOR TO GOOD) INCREASING TO 500-800 (GOOD TO EXCELLENT). .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. TEMPERATURE.........MIN 62. RH..................MAX 78 PERCENT. WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS OVERNIGHT. MIXING WINDS........SOUTH 5 TO 13 MPH. MIXING HEIGHT.......5000-5500 FT AGL DECREASING TO 1400-1900 FT AGL. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....400-700 (GOOD TO EXCELLENT) DECREASING TO 0-100 (POOR TO POOR). .FRIDAY... SKY/WEATHER.........PARTLY SUNNY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MAX 78. RH..................MIN 62 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 6 TO 11 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING WINDS........SOUTHWEST 10 TO 18 MPH. MIXING HEIGHT.......4400-4900 FT AGL DECREASING TO 1800-2300 FT AGL LATE IN THE DAY. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....100-400 (POOR TO GOOD) INCREASING TO 600-900 (EXCELLENT TO EXCELLENT)...THEN DECREASING TO 200-400 (FAIR TO GOOD) LATE IN THE DAY. $$ FORECASTER...JB REQUESTED BY...JOHN HUSCHKE TYPE OF REQUEST...PRESCRIBED .TAG 20090709.CLUB3.01/GRR