FNUS73 KGRR 171156
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR ALLEGAN BURNS...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
756 AM EDT FRI APR 17 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON APRIL 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...ANOTHER DAY OF INCREASED FIRE DANGER TODAY DUE TO
WARM CONDITIONS WITH LOW RELATIVE HUMIDITY VALUES. SOUTHWEST WINDS WILL
PICK UP A BIT TODAY... GETTING INTO THE 10 TO 15 MPH RANGE DURING
THE AFTERNOON. HUMIDITY VALUES BEGIN TO SLOWLY INCREASE ON
SATURDAY. LIGHT RAIN IS EXPECT TO ARRIVE SATURDAY NIGHT INTO
SUNDAY. HOWEVER THIS RAIN IS EXPECTED TO REMAIN LIGHT AND MAINLY
FALL ALONG AND SOUTH OF I-96.


.TODAY...

SKY/WEATHER.........SUNNY (0-5 PERCENT).
TEMPERATURE.........53 AT IGNITION...MAX 66.
RH..................39 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 10 MPH AT
                    IGNITION...OTHERWISE WEST WINDS 5 TO 10 MPH.
MIXING WINDS........WEST 5 TO 12 MPH.
MIXING HEIGHT.......1100 FT AGL AT IGNITION...OTHERWISE 2300-2800
                    FT AGL.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....POOR /100 KNOT-FT/ AT IGNITION. MAX...GOOD /300
                    KNOT-FT/.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
TEMPERATURE.........MIN 38.
RH..................MAX 92 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.
MIXING WINDS........SOUTHWEST 2 TO 7 MPH.

$$
FORECASTER...OSTUNO
REQUESTED BY...STEVE CROSS
TYPE OF REQUEST...PRESCRIBED
.TAG 20090417.ALLEG.01/GRR