FNUS73 KGRR 051242
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR M-37...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
842 AM EDT WED JUN 5 2013

FORECAST IS BASED ON IGNITION TIME OF 1300 EDT ON JUNE 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A SLOW MOVING UPPER LEVEL LOW PRESSURE SYSTEM WILL BRING A FEW
LIGHT RAIN SHOWERS AND SPRINKLES TODAY THROUGH FRIDAY ALTHOUGH MOST
OF THE TIME IT WILL NOT BE RAINING. CURRENT FORECASTED HIGHS
ARE IN THE UPPER 60S...ALTHOUGH THE CLOUDS AND LIGHT SHOWERS TRYING
TO MOVE IN FROM THE WEST COULD CAUSE LOWER TEMPERATURES AND HIGHER
HUMIDITY LEVELS THIS AFTERNOON.

.TODAY...

SKY/WEATHER.........CLOUDY (90-100 PERCENT). CHANCE OF RAIN
                    SHOWERS.
TEMPERATURE.........63 AT IGNITION...MAX 68.
RH..................48 PERCENT AT IGNITION...MIN 42 PERCENT.
WIND (20 FT)........WINDS EAST AT 12 MPH AT IGNITION...OTHERWISE
                    EAST WINDS 7 TO 12 MPH.
MIXING WINDS........EAST 14 TO 23 MPH.
MIXING HEIGHT.......2900 FT AGL AT IGNITION...OTHERWISE 3200-3700
                    FT AGL DECREASING TO 1100-1600 FT AGL LATE IN
                    THE DAY.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 3.
SMOKE DISPERSAL.....200-600 (FAIR TO EXCELLENT).

TIME (EDT)      1 PM   3 PM   5 PM   7 PM
SKY (%).........89     88     89     90
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TEMP............63     66     68     65
RH..............48     45     42     50
20 FT WIND......E 12   SE 11  E 12   E 12
20 FT GUST......15     15     15     15
HAINES INDEX....3      3      2      2

.TONIGHT...

SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS.
TEMPERATURE.........MIN 49.
RH..................MAX 86 PERCENT.
WIND (20 FT)........EAST WINDS 7 TO 12 MPH.
MIXING WINDS........EAST 13 TO 18 MPH.
MIXING HEIGHT.......600-1100 FT AGL.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....100-200 (POOR TO FAIR).

.THURSDAY...

SKY/WEATHER.........CLOUDY (85-95 PERCENT).
TEMPERATURE.........MAX 66.
RH..................MIN 58 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 11 MPH.
MIXING WINDS........EAST 12 TO 15 MPH.
MIXING HEIGHT.......5700-6200 FT AGL.
HAINES INDEX........2 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.....100-500 (POOR TO GOOD) INCREASING TO 700-800
                    (EXCELLENT).

$$
FORECASTER...MJS
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20130605.M37__.01/GRR