FNUS73 KGRR 281306
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR SNOWS LAKE-YOUGMAN...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
906 AM EDT WED APR 28 2010

FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 28.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
DESPITE A CHILLY START TO THE DAY... FULL SUNSHINE WILL CAUSE
TEMPERATURES TO QUICKLY RISE AND RELATIVE HUMIDITY LEVELS TO
FALL. MIN RH LEVELS WILL APPROACH 25 PCT BY LATE AFTERNOON.

.TODAY...

                    TEMPERATURE.........50 AT IGNITION...MAX 62.
                    MIN HUMIDITY........37 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS WEST AT 11 MPH AT IGNITION...OTHERWISE
                    LIGHT WINDS BECOMING WEST 11 TO 16 MPH.
MIXING WINDS........WEST 3 TO 12 MPH INCREASING TO 15 TO 17 MPH.
MIXING HEIGHT.......1800-2300 FT AGL INCREASING TO 7100 FT AGL AT
                    IGNITION...OTHERWISE 7200-7700 FT AGL...THEN
                    DECREASING TO 4800 FT AGL IN THE EVENING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....100-500 (POOR TO GOOD) INCREASING TO 700-1100
                    (EXCELLENT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....35.
MAX HUMIDITY........89 PERCENT.
MIXING WINDS........WEST 9 TO 16 MPH SHIFTING TO THE SOUTH 5 TO 6
                    MPH AFTER MIDNIGHT.
SMOKE DISPERSAL.....100-500 (POOR TO GOOD) DECREASING TO 0 (POOR)
                    AFTER MIDNIGHT.

$$
FORECASTER...MEADE
REQUESTED BY...STEVE CROSS
TYPE OF REQUEST...PRESCRIBED
.TAG 20100428.SNOWS.01/GRR