FNUS73 KGRR 141243 AAA
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR BUDWORM  40...UPDATED
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
843 AM EDT WED APR 14 2010

FORECAST IS BASED ON IGNITION TIME OF 1230 EDT ON APRIL 14.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...TODAY AND THURSDAY WILL BE VERY MILD WITH DAYTIME
TEMPERATURES REACHING INTO THE LOW TO MID 70S TODAY AND
APPROACHING 80 FOR THURSDAY. HUMIDITY LEVELS WILL FALL DOWN TO AROUND
25 TO 30 PERCENT.  WINDS MAY GUST TO 20 TO 25 KNOTS IN
THE AFTERNOON...MAKING FOR AN INCREASED FIRE DANGER.

A COLD FRONT WILL PUSH ACROSS THE AREA THURSDAY NIGHT AND BRING
SHOWERS AND POSSIBLE THUNDERSTORMS. COOLER AIR WILL ARRIVE FOR
FRIDAY AND INTO THE WEEKEND.


.TODAY...

SKY/WEATHER.........SUNNY (10-20 PERCENT).
                    TEMPERATURE.........64 AT IGNITION...MAX 73.
                    MIN HUMIDITY........35 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 19 MPH AT
                    IGNITION...OTHERWISE SOUTH WINDS 15 TO 20 MPH.
MIXING WINDS........SOUTH 17 TO 20 MPH.
MIXING HEIGHT.......800-1300 FT AGL INCREASING TO 3600 FT AGL AT
                    IGNITION...OTHERWISE 4300-4800 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....100-500 (POOR TO GOOD) INCREASING TO 500-600
                    (GOOD TO EXCELLENT) IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....51.
MAX HUMIDITY........83 PERCENT.
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH.
MIXING WINDS........SOUTH 8 TO 17 MPH.
MIXING HEIGHT.......2800-3300 FT AGL DECREASING TO 800-1300 FT AGL
                    AFTER MIDNIGHT.
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).

.THURSDAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). RAIN SHOWERS
                    LIKELY IN THE AFTERNOON.
MAX TEMPERATURE.....79.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 13 TO 18 MPH. GUSTY AND ERRATIC
                    WINDS EXPECTED NEAR THUNDERSTORMS IN THE
                    AFTERNOON.
MIXING WINDS........SOUTHWEST 9 TO 17 MPH INCREASING TO 22 TO 30
                    MPH.
MIXING HEIGHT.......1500-2000 FT AGL INCREASING TO 5200-5700 FT AGL
                    FROM LATE MORNING THROUGH EARLY
                    AFTERNOON...THEN INCREASING TO 7200-7700 FT AGL
                    THROUGH MID AFTERNOON DECREASING TO 4800-5300
                    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 900
                    (EXCELLENT) FROM LATE MORNING THROUGH EARLY
                    AFTERNOON...THEN INCREASING TO 1500 (EXCELLENT)
                    THROUGH MID AFTERNOON INCREASING TO 2000-2200
                    (EXCELLENT TO EXCELLENT) THROUGH MID AFTERNOON
                    DECREASING TO 1600 (EXCELLENT) DECREASING TO
                    1000 (EXCELLENT) IN THE EVENING.

$$
FORECASTER...MJS
REQUESTED BY...BOB LITTLE
TYPE OF REQUEST...PRESCRIBED
.TAG 20100414.BUDWO.01/GRR