FNUS73 KGRR 141433
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR 18 MILE PILES...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1033 AM EDT THU OCT 14 2010

FORECAST IS BASED ON IGNITION TIME OF 1300 EDT ON OCTOBER 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE ACROSS THE AREA THIS MORNING WILL
BRING SEASONABLE AND QUIET WEATHER TODAY. A WAVE OF LOW PRESSURE
ACROSS CANADA THIS MORNING WILL RACE ACROSS LOWER MICHIGAN TONIGHT
AND BRING RAIN SHOWERS WITH ISOLATED THUNDERSTORMS TO THE AREA
TONIGHT. RAINFALL AMOUNTS OF AROUND A QUARTER OF AN INCH ARE
POSSIBLE.

A QUIET WEEKEND IS EXPECTED ACROSS THE AREA AS THE STORM TRACK
REMAINS MAINLY NORTH AND SOUTH OF THE AREA. TEMPERATURES WILL BE
SEASONABLE WITH A DECENT AMOUNT OF SUNSHINE...ESPECIALLY ON SATURDAY.


.TODAY...

SKY/WEATHER.........SUNNY (20-30 PERCENT) THEN BECOMING MOSTLY
                    CLOUDY (70-80 PERCENT).
TEMPERATURE.........58 AT IGNITION...MAX 62.
RH..................51 PERCENT AT IGNITION...MIN 40 PERCENT.
WIND (20 FT)........WINDS WEST AT 13 MPH AT IGNITION...OTHERWISE
                    LIGHT WINDS BECOMING WEST 12 TO 18 MPH.
MIXING WINDS........WEST 16 TO 22 MPH.
MIXING HEIGHT.......200 FT AGL INCREASING TO 2400 FT AGL EARLY IN
                    THE MORNING...THEN INCREASING TO 5200 FT AGL
                    FROM LATE MORNING THROUGH EARLY AFTERNOON
                    INCREASING TO 8200 FT AGL AT
                    IGNITION...OTHERWISE 7700-8200 FT AGL
                    DECREASING TO 5600-6100 FT AGL DECREASING TO
                    2400 FT AGL IN THE EVENING.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....0-200 (POOR TO FAIR) INCREASING TO 600
                    (EXCELLENT) FROM LATE MORNING THROUGH EARLY
                    AFTERNOON...THEN INCREASING TO 1200-1500
                    (EXCELLENT TO EXCELLENT) DECREASING TO 500-900
                    (GOOD TO EXCELLENT) LATE IN THE DAY DECREASING
                    TO 200 (FAIR).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). NUMEROUS RAIN
                    SHOWERS AND ISOLATED THUNDERSTORMS.
TEMPERATURE.........MIN 43.
RH..................MAX 90 PERCENT.
WIND (20 FT)........SOUTH WINDS 6 TO 11 MPH SHIFTING TO THE NORTH 7
                    TO 12 MPH AFTER MIDNIGHT. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING WINDS........NORTH 8 TO 16 MPH.
MIXING HEIGHT.......2000-2500 FT AGL DECREASING TO 0-200 FT AGL
                    TOWARD DAYBREAK.
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.....0-400 (POOR TO GOOD).

.FRIDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
TEMPERATURE.........MAX 58.
RH..................MIN 53 PERCENT.
WIND (20 FT)........NORTH WINDS 12 TO 17 MPH.
MIXING WINDS........NORTH 16 TO 22 MPH.
MIXING HEIGHT.......1100-1600 FT AGL INCREASING TO 6900-7400 FT
                    AGL...THEN DECREASING TO 4400-4900 FT AGL LATE
                    IN THE DAY.
HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....0-400 (POOR TO GOOD) INCREASING TO 800-1100
                    (EXCELLENT TO EXCELLENT) FROM LATE MORNING
                    THROUGH EARLY AFTERNOON...THEN INCREASING TO
                    1300-1700 (EXCELLENT TO EXCELLENT) THROUGH MID
                    AFTERNOON DECREASING TO 500-900 (GOOD TO
                    EXCELLENT) LATE IN THE DAY.

$$
FORECASTER...DUKE
REQUESTED BY...JOHN HUSCHKE
TYPE OF REQUEST...PRESCRIBED
.TAG 20101014.18MIL.01/GRR