FNUS73 KGRR 201235 FWSGRR FIRE WEATHER PLANNING FORECAST FOR BUNN FARM 1...MI DNR NATIONAL WEATHER SERVICE GRAND RAPIDS MI 835 AM EDT TUE APR 20 2010 FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TODAY WILL BE DRIER AND WARMER THAN YESTERDAY. A COLD FRONT WILL MOVE THROUGH WEDNESDAY...BUT CHANCES OF RAIN WITH THE FRONT ARE MINIMAL. .TODAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). TEMPERATURE.........52 AT IGNITION...MAX 60. MIN HUMIDITY........54 PERCENT AT IGNITION...MIN 44 PERCENT. WIND (20 FT)........WINDS NORTH AT 4 MPH AT IGNITION...OTHERWISE EAST WINDS 5 TO 6 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING NORTHWEST 8 TO 13 MPH IN THE AFTERNOON. MIXING WINDS........NORTHWEST 1 TO 9 MPH. MIXING HEIGHT.......900-1400 FT AGL INCREASING TO 4800 FT AGL AT IGNITION...OTHERWISE 4500-5000 FT AGL...THEN DECREASING TO 2100 FT AGL IN THE EVENING. HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. SMOKE DISPERSAL.....0-300 (POOR TO GOOD). .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). MIN TEMPERATURE.....38. MAX HUMIDITY........79 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH. MIXING WINDS........SOUTHWEST 1 TO 8 MPH. MIXING HEIGHT.......600-1100 FT AGL. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....0-100 (POOR TO POOR). $$ FORECASTER...MARINO REQUESTED BY...RANDY MCKENZIE TYPE OF REQUEST...PRESCRIBED .TAG 20100420.BUNNF.01/GRR