FNUS73 KGRR 111201
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR MUSHROOM RX...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
801 AM EDT FRI MAY 11 2012

FORECAST IS BASED ON IGNITION TIME OF 1400 EDT ON MAY 11.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...THE REGION WILL EXPERIENCE A WARM AND DAY TODAY WITH
FULL SUNSHINE. HOWEVER A COLD FRONT WILL MOVE ACROSS THE STATE LATE
TONIGHT BRINGING SCATTERED SHOWERS AND THUNDERSTORMS. THE SHOWERS
SHOULD LAST INTO SATURDAY...ESPECIALLY ALONG AND SOUTH OF I-96.
THE FIRST PART OF NEXT WEEK SHOULD SEE A RETURN TO DRY AND MILD
WEATHER.


.TODAY...

SKY/WEATHER.........SUNNY (15-25 PERCENT).
TEMPERATURE.........70 AT IGNITION...MAX 72.
RH..................26 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 17 MPH AT IGNITION...OTHERWISE
                    SOUTH WINDS 11 TO 16 MPH.
MIXING WINDS........SOUTHWEST 7 TO 15 MPH INCREASING TO 17 TO 22
                    MPH.
MIXING HEIGHT.......1200-1700 FT AGL INCREASING TO 5800 FT AGL AT
                    IGNITION...OTHERWISE 5500-6000 FT AGL...THEN
                    DECREASING TO 3400-3900 FT AGL TOWARD EVENING.
HAINES INDEX........6 OR HIGH POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 6.
SMOKE DISPERSAL.....0-400 (POOR TO GOOD) INCREASING TO 800-1200
                    (EXCELLENT).

TIME (EDT)      2 PM   4 PM   6 PM
SKY (%).........10     20     36
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE
TEMP............70     71     70
RH..............26     28     31
20 FT WIND......S 17   S 18   S 16
20 FT GUST......25     25     20
HAINES INDEX....6      6      4

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
TEMPERATURE.........MIN 50.
RH..................MAX 89 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 11 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING WINDS........SOUTH 12 TO 21 MPH SHIFTING TO THE NORTHWEST 9
                    TO 16 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......1900-2400 FT AGL DECREASING TO 500-1000 FT AGL
                    AFTER MIDNIGHT.
HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
SMOKE DISPERSAL.....100-500 (POOR TO GOOD) DECREASING TO 0-200
                    (POOR TO FAIR) AFTER MIDNIGHT.

.SATURDAY...

SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). CHANCE OF
                    THUNDERSTORMS IN THE MORNING THE CHANCE OF RAIN
                    SHOWERS.
TEMPERATURE.........MAX 66.
RH..................MIN 40 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 7 TO 12 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    MORNING.
MIXING WINDS........NORTH 12 TO 18 MPH.
MIXING HEIGHT.......5800-6300 FT AGL.
HAINES INDEX........2 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.....300-700 (GOOD TO EXCELLENT) INCREASING TO
                    700-800 (EXCELLENT) IN THE AFTERNOON.

$$
FORECASTER...MEADE
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20120511.MUSHR.01/GRR