FNUS73 KGRR 021311 FWSGRR FIRE WEATHER PLANNING FORECAST FOR DANAHER CREEK 3...USFS NATIONAL WEATHER SERVICE GRAND RAPIDS MI 911 AM EDT SAT MAY 2 2009 FORECAST IS BASED ON IGNITION TIME OF 1330 EDT ON MAY 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...TODAY WILL BE DRY ACROSS MUCH OF SOUTHWEST LOWER MICHIGAN. HOWEVER A FEW VERY LIGHT SHOWERS COULD OCCUR TODAY AND EARLY THIS EVENING ACROSS CENTRAL LOWER MICHIGAN. THEN INTO SUNDAY HIGH PRESSURE WILL BUILD OVER THE AREA BRINGING FAIR SKIES AND MILD DAYTIME TEMPERATURES FROM 60 TO 65. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). SCATTERED SPRINKLES. TEMPERATURE.........57 AT IGNITION...MAX 58. RH..................38 PERCENT AT IGNITION...MIN 34 PERCENT. WIND (20 FT)........WINDS WEST AT 24 MPH AT IGNITION...OTHERWISE WEST WINDS 15 TO 20 MPH. MIXING WINDS........SOUTHWEST 7 TO 14 MPH INCREASING TO 22 TO 31 MPH. MIXING HEIGHT.......300 FT AGL INCREASING TO 3100 FT AGL EARLY IN THE MORNING...THEN INCREASING TO 6700 FT AGL FROM LATE MORNING THROUGH EARLY AFTERNOON INCREASING TO 10700 FT AGL AT IGNITION...OTHERWISE 10900-11400 FT AGL DECREASING TO 8100 FT AGL DECREASING TO 4700 FT AGL IN THE EVENING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. SMOKE DISPERSAL.....POOR TO GOOD (0-400 KNOT-FT) INCREASING TO EXCELLENT (1500 KNOT-FT) FROM LATE MORNING THROUGH EARLY AFTERNOON...THEN INCREASING TO EXCELLENT (2800 KNOT-FT) FROM LATE MORNING THROUGH EARLY AFTERNOON INCREASING TO EXCELLENT /3300 KNOT-FT/ AT IGNITION. MAX...EXCELLENT /3500 KNOT-FT/ DECREASING TO EXCELLENT (2200 KNOT-FT) DECREASING TO EXCELLENT (1100 KNOT-FT) IN THE EVENING. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING PARTLY CLOUDY (40-50 PERCENT). SCATTERED SPRINKLES IN THE EVENING. TEMPERATURE.........MIN 35. RH..................MAX 89 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 7 TO 12 MPH. MIXING WINDS........SOUTHWEST 9 TO 18 MPH DECREASING TO 5 TO 9 MPH AFTER MIDNIGHT. MIXING HEIGHT.......1400-1900 FT AGL. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....POOR TO GOOD (0-300 KNOT-FT). .SUNDAY... TEMPERATURE.........MAX 62. RH..................MIN 29 PERCENT. WIND (20 FT)........NORTHWEST WINDS 9 TO 14 MPH. MIXING WINDS........WEST 12 TO 18 MPH SHIFTING TO THE NORTHWEST 14 TO 15 MPH LATE IN THE DAY. MIXING HEIGHT.......6000-6500 FT AGL DECREASING TO 4300 FT AGL IN THE EVENING. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. SMOKE DISPERSAL.....POOR TO FAIR (0-200 KNOT-FT) INCREASING TO GOOD TO EXCELLENT (500-900 KNOT-FT) FROM LATE MORNING THROUGH EARLY AFTERNOON...THEN INCREASING TO EXCELLENT TO EXCELLENT (1300-1700 KNOT-FT) DECREASING TO EXCELLENT TO EXCELLENT (700-1100 KNOT-FT) LATE IN THE DAY DECREASING TO EXCELLENT (600 KNOT-FT). $$ FORECASTER...MARINO REQUESTED BY...JOHN HUSCHKE TYPE OF REQUEST...PRESCRIBED .TAG 20090502.DANAH.01/GRR