FNUS73 KGRR 201352
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR 88TH STREET...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
952 AM EDT MON JUL 20 2009

FORECAST IS BASED ON IGNITION TIME OF 1700 EDT ON JULY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN UPPER LEVEL TROUGH WILL REMAIN OVER THE CENTRAL
GREAT LAKES TODAY THROUGH TUESDAY NIGHT. THIS WILL KEEP THE REGION
SLIGHTLY COOLER THEN NORMAL...WITH DAYTIME HIGHS MAINLY FROM 75 TO
80. IT WILL ALSO KEEP THE CHANCE OF SEEING AN ISOLATED SHOWER
INLAND FROM LAKE MICHIGAN TODAY AND TUESDAY. BY WEDNESDAY A COLD
FRONT WILL SWEEP ACROSS THE STATE...PROVIDING A BETTER CHANCE OF
SEEING WIDESPREAD SHOWERS AND THUNDERSTORMS.


.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
TEMPERATURE.........75 AT IGNITION...MAX 75.
RH..................45 PERCENT AT IGNITION...MIN 44 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 10 MPH AT
                    IGNITION...OTHERWISE LIGHT WINDS BECOMING
                    SOUTHWEST 6 TO 11 MPH.
MIXING WINDS........SOUTH 1 TO 9 MPH.
MIXING HEIGHT.......1700-2200 FT AGL INCREASING TO 8200 FT AGL AT
                    IGNITION...OTHERWISE 7900-8400 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 4.
SMOKE DISPERSAL.....0-400 (POOR TO GOOD) INCREASING TO 500-800
                    (GOOD TO EXCELLENT).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT).
TEMPERATURE.........MIN 58.
RH..................MAX 86 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH.
MIXING WINDS........SOUTHEAST 2 TO 9 MPH.
MIXING HEIGHT.......5100-5600 FT AGL DECREASING TO 1400-1900 FT
                    AGL.
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).

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT).
TEMPERATURE.........MAX 78.
RH..................MIN 45 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH.
MIXING WINDS........SOUTHEAST 10 TO 17 MPH.
MIXING HEIGHT.......1600-2100 FT AGL INCREASING TO 4200 FT AGL FROM
                    LATE MORNING THROUGH EARLY AFTERNOON...THEN
                    INCREASING TO 8900-9400 FT AGL DECREASING TO
                    6900 FT AGL IN THE EVENING.
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.....0-200 (POOR TO FAIR) INCREASING TO 1100-1400
                    (EXCELLENT TO EXCELLENT).

$$
FORECASTER...MARINO
REQUESTED BY...JOHN HUSCHKE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090720.88THS.01/GRR