FNUS73 KGRR 201249 FWSGRR FIRE WEATHER PLANNING FORECAST FOR BROHMAN UNIT D...USFS NATIONAL WEATHER SERVICE GRAND RAPIDS MI 849 AM EDT THU JUN 20 2013 FORECAST IS BASED ON IGNITION TIME OF 1130 EDT ON JUNE 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... HIGH PRESSURE WILL CONTINUE TO PRODUCE FAIR WEATHER AND IT WILL BE WARMER TODAY WITH HIGH TEMPERATURES REACHING THE UPPER 70S TO LOWER 80S. THE NEXT CHANCE FOR RAIN AND STORMS WILL COME FRIDAY NIGHT THROUGH THE WEEKEND ALTHOUGH MOST OF THIS TIME PERIOD WILL BE DRY. .TODAY... SKY/WEATHER.........SUNNY (10-20 PERCENT). TEMPERATURE.........72 AT IGNITION...MAX 82. RH..................49 PERCENT AT IGNITION...MIN 35 PERCENT. WIND (20 FT)........WINDS SOUTHWEST AT 8 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH. MIXING WINDS........SOUTHWEST 6 TO 7 MPH. MIXING HEIGHT.......4300 FT AGL AT IGNITION...OTHERWISE 5700-6200 FT AGL DECREASING TO 4200 FT AGL IN THE EVENING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. SMOKE DISPERSAL.....0-400 (POOR TO GOOD). TIME (EDT) 11 AM 1 PM 3 PM 5 PM 7 PM SKY (%).........6 28 21 21 22 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............72 74 79 82 77 RH..............48 45 40 35 44 20 FT WIND......S 8 SW 8 SW 8 SW 6 SW 6 20 FT GUST......10 10 10 HAINES INDEX....5 5 5 4 5 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). TEMPERATURE.........MIN 60. RH..................MAX 87 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. MIXING WINDS........SOUTH 3 TO 7 MPH. MIXING HEIGHT.......2700-3200 FT AGL DECREASING TO 600-1100 FT AGL. HAINES INDEX........3 TO 5 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....0-200 (POOR TO FAIR). .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). TEMPERATURE.........MAX 81. RH..................MIN 51 PERCENT. WIND (20 FT)........SOUTH WINDS 8 TO 13 MPH. MIXING WINDS........SOUTHWEST 8 TO 17 MPH SHIFTING TO THE SOUTH 18 TO 21 MPH. MIXING HEIGHT.......1100-1600 FT AGL INCREASING TO 6700-7200 FT AGL...THEN DECREASING TO 4200-4700 FT AGL TOWARD EVENING. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....0-400 (POOR TO GOOD) INCREASING TO 800-1100 (EXCELLENT) FROM LATE MORNING THROUGH EARLY AFTERNOON...THEN INCREASING TO 1000-1400 (EXCELLENT) THROUGH MID AFTERNOON DECREASING TO 800-900 (EXCELLENT) LATE IN THE DAY. $$ FORECASTER...MEADE REQUESTED BY...KEVIN SHERRETZ TYPE OF REQUEST...PRESCRIBED .TAG 20130620.BROHM.01/GRR