FNUS73 KGRR 241130
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR PINE FLATS 3...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
730 AM EDT WED MAR 24 2010

FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON MARCH 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A SYSTEM WILL MOVE EAST ACROSS THE CENTRAL PLAINS STATES TODAY AND
PUSH A CANOPY OF HIGH CLOUDS INTO CENTRAL LOWER MICHIGAN. SKIES
WILL GENERALLY BE PARTLY CLOUDY TODAY...BUT THERE WILL BE TIMES
WHERE THE CLOUDS WILL BE MORE DENSE AND LIMIT SUNSHINE QUITE A BIT.
THE HIGH CLOUDS WILL REMAIN ACROSS THE AREA BOTH TONIGHT AND INTO
THURSDAY. A COOL FRONT WILL SLIP SOUTH THROUGH THE REGION AROUND
DAYBREAK ON THURSDAY WITH GUSTY NORTH WINDS TAKING HOLD FOR THE
REMAINDER OF THE DAY.

.TODAY...

SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT).
                    TEMPERATURE.........42 AT IGNITION...MAX 55.
                    MIN HUMIDITY........52 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND (20 FT)........WINDS WEST AT 5 MPH AT IGNITION...OTHERWISE
                    LIGHT WINDS BECOMING WEST 5 TO 10 MPH.
MIXING WINDS........WEST AT 10 MPH.
MIXING HEIGHT.......1500 FT AGL AT IGNITION...OTHERWISE 1000-1500
                    FT AGL INCREASING TO 6200-6700 FT AGL...THEN
                    DECREASING TO 3500 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) INCREASING TO 300-700
                    (GOOD TO EXCELLENT) IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....31.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 8 MPH.
MIXING WINDS........WEST 10 TO 15 MPH.
MIXING HEIGHT.......1500-2000 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.....0-200 (POOR TO FAIR).

.THURSDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....45.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........NORTH WINDS 14 TO 18 MPH.
MIXING WINDS........NORTH 15 TO 18 MPH INCREASING TO 17 TO 25 MPH
                    IN THE EVENING.
MIXING HEIGHT.......3200-3700 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.....0-300 (POOR TO GOOD) INCREASING TO 500-600
                    (GOOD TO EXCELLENT).

$$
FORECASTER...DUKE
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100324.PINEF.01/GRR