FNUS73 KGRR 041550
FWSGRR

FIRE WEATHER PLANNING FORECAST FOR TRAIN TRACK BURN...MI DNR
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1150 AM EDT MON MAY 4 2009

FORECAST IS BASED ON IGNITION TIME OF 1400 EDT ON MAY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE ACROSS SOUTHEAST ONTARIO THIS MORNING WILL
SLOWLY AND GRADUALLY SHIFT EAST THROUGH THE DAY ON TUESDAY. LIGHT EAST
WINDS ARE EXPECTED TO BECOME WEST TO SOUTHWEST THIS AFTERNOON AS A LAKE
BREEZE MOVES ACROSS THE AREA. THE LAKE BREEZE WILL SHIFT BACK TO THE
SOUTHEAST OVERNIGHT.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT).
TEMPERATURE.........68 AT IGNITION...MAX 70.
RH..................32 PERCENT AT IGNITION...MIN 28 PERCENT.
WIND (20 FT)........WINDS EAST AT 4 TO 8 MPH AT IGNITION BECOMING
                    SOUTHWEST 6 TO 10 MPH.
MIXING WINDS........SOUTHEAST 10 TO 15 MPH BECOMING SOUTH.
MIXING HEIGHT.......7000 FT AGL AT IGNITION...MAX 7000-7500 FT AGL.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH AT IGNITION...MAX 5.
SMOKE DISPERSAL.....EXCELLENT /800 KNOT-FT/ AT IGNITION.
                    MAX...EXCELLENT /900 KNOT-FT/.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING
                    MOSTLY CLOUDY.
TEMPERATURE.........MIN 46.
RH..................MAX 80 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH THIS EVENING...BECOMING
                    SOUTHEAST WINDS 4 TO 8 MPH.
MIXING WINDS........SOUTHEAST 8 TO 13 MPH.

$$
FORECASTER...JERUZAL
REQUESTED BY...RANDY MCKENZIE
TYPE OF REQUEST...PRESCRIBED
.TAG 20090504.TRAIN.01/GRR