FNUS73 KGRR 301254
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR JACKSON RX...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
854 AM EDT TUE MAR 30 2010

FORECAST IS BASED ON IGNITION TIME OF 1130 EDT ON MARCH 30.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL DRIFT EAST OF THE STATE TODAY
ALLOWING A SOUTHERLY FLOW OF AIR TO RETURN. LIGHT SOUTHEAST WINDS
THIS MORNING WILL TURN SOUTH AND INCREASE TO AROUND 10 MPH DURING
THE AFTERNOON HOURS. HIGH CLOUDS WILL ADVANCE EAST FROM WISCONSIN
TODAY TURNING MOSTLY SUNNY SKIES THIS MORNING TO PARTLY SUNNY THIS
AFTERNOON. HIGH TEMPERATURES WILL TOP OUT IN THE UPPER 50S.

THE PARTLY CLOUDY AND DRY WEATHER WILL CONTINUE INTO WEDNESDAY
WITH INCREASING WARMTH AS WE HEAD INTO WEEKS END. AN INCREASING
FIRE DANGER IS EXPECTED WITH READINGS WELL INTO THE 70S AND BREEZY
SOUTH WINDS FOR THE LATTER HALF OF THE WORK WEEK.

THE NEXT CHANCE OF RAIN SHOULD HOLD OFF UNTIL THE WEEKEND.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY BECOMING PARTLY CLOUDY
                    (45-55 PERCENT).
                    TEMPERATURE.........46 AT IGNITION...MAX 59.
                    MIN HUMIDITY........47 PERCENT AT IGNITION...MIN 22 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 8 MPH AT IGNITION...OTHERWISE
                    LIGHT SOUTHEAST WINDS BECOMING SOUTH
                    10 TO 15 MPH.
MIXING WINDS........SOUTH 6 TO 9 MPH INCREASING TO 10 TO 15 MPH
                    THIS AFTERNOON.
MIXING HEIGHT.......3000 FT AGL AT IGNITION...OTHERWISE 3500-4000
                    FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....0-400 (POOR TO GOOD) INCREASING TO 300-600
                    (GOOD TO EXCELLENT) IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT).
MIN TEMPERATURE.....38.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........SOUTH WINDS 9 TO 14 MPH.
MIXING WINDS........SOUTH 9 TO 15 MPH.
MIXING HEIGHT.......900-1400 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
SMOKE DISPERSAL.....0-200 (POOR TO FAIR).

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....74.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........SOUTH WINDS 15 TO 20 MPH.
MIXING WINDS........SOUTH 10 TO 15 MPH INCREASING TO 20 TO 25 MPH
                    FROM LATE MORNING THROUGH EARLY
                    AFTERNOON...THEN INCREASING TO AROUND 30 MPH IN
                    THE AFTERNOON DECREASING TO AROUND 20 MPH IN
                    THE EVENING.
MIXING HEIGHT.......4200-4700 FT AGL DECREASING TO 2300 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.....0-400 (POOR TO GOOD) INCREASING TO 700-1000
                    (EXCELLENT TO EXCELLENT) THROUGH MID
                    AFTERNOON...THEN INCREASING TO 1300-1500
                    (EXCELLENT TO EXCELLENT) LATE IN THE DAY
                    DECREASING TO 1000 (EXCELLENT) LATE IN THE DAY
                    DECREASING TO 500 (GOOD).

$$
FORECASTER...DUKE
REQUESTED BY...KORY BORGMAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20100330.JACKS.01/GRR