FNUS73 KGRR 041153
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR 40TH STREET RX...USFS
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
753 AM EDT MON MAY 4 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...SKIES WILL BE MOSTLY SUNNY TODAY WITH TEMPERATURES
PUSHING TOWARD 70 DEGREES ONCE AGAIN. THE FAIR AND MILD WEATHER
WILL CONTINUE TONIGHT AND TUESDAY AS WELL. A CHANCE OF SHOWERS AND
PERHAPS A THUNDERSTORM RETURN LATE TUESDAY NIGHT OR INTO
WEDNESDAY AS A WEAK COLD FRONT PUSHES INTO THE GREAT LAKES.


.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........55 AT IGNITION...MAX 69.
RH..................43 PERCENT AT IGNITION...MIN 24 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST AT 6 MPH AT
                    IGNITION...OTHERWISE SOUTHEAST AT 7 TO 12 MPH.
MIXING WINDS........SOUTHEAST 10 TO 15 MPH.
MIXING HEIGHT.......1500-2000 FT AGL INCREASING TO 4100 FT AGL AT
                    IGNITION...OTHERWISE 7800-8300 FT AGL.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....FAIR /200 KNOT-FT/ AT IGNITION. MAX...GOOD /400
                    KNOT-FT/ INCREASING TO GOOD TO EXCELLENT
                    (500-700 KNOT-FT) IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY (50-60 PERCENT).
TEMPERATURE.........MIN 40.
RH..................MAX 76 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 13 MPH.
MIXING WINDS........SOUTHEAST 7 TO 13 MPH.
MIXING HEIGHT.......7600 FT AGL DECREASING TO 0-400 FT AGL.
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.....GOOD TO EXCELLENT (500-700 KNOT-FT) DECREASING
                    TO POOR TO FAIR (0-200 KNOT-FT).

.TUESDAY...

SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT).
TEMPERATURE.........MAX 69.
RH..................MIN 31 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 11 MPH.
MIXING WINDS........SOUTH 14 TO 17 MPH.
MIXING HEIGHT.......2500-3000 FT AGL INCREASING TO 8600-9100 FT
                    AGL.
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.....POOR TO GOOD (100-500 KNOT-FT) INCREASING TO
                    EXCELLENT TO EXCELLENT (1000-1300 KNOT-FT).

$$
FORECASTER...DUKE
REQUESTED BY...KEVIN SHERRETZ
TYPE OF REQUEST...PRESCRIBED
.TAG 20090504.40THS.01/GRR