FNUS73 KDTX 181316
FWSDTX

SPOT FORECAST FOR HOOLY FEN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
916 AM EDT SAT APR 18 2009

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

DISCUSSION...

ANOTHER DRY DAY CAN BE EXPECTED TODAY WITH RELATIVE HUMIDITY NEAR
YESTERDAYS VALUES AROUND 20 PERCENT. A COOLING TREND WILL BEGIN OVERNIGHT
AS A MOSTLY DRY COLD FRONT SLOWLY MOVES SOUTH ACROSS LAKE HURON AND LOWER
MICHIGAN. THE COOLER TEMPERATURES WILL COMBINE WITH INCREASING MOISTURE
FROM THE SOUTH TO AID IN RELATIVE HUMIDITY RECOVERY OVERNIGHT INTO SUNDAY.
CHANCES OF RAIN WILL BE HIGHEST FOR AREAS SOUTH OF M-59 ON
SUNDAY...BEFORE EXPANDING TO ALL OF SOUTHEAST MICHIGAN BY SUNDAY
NIGHT. THIS SYSTEM WILL LINGER OVER THE CENTRAL GREAT LAKES BRINGING
COOLER CONDITIONS AND A CHANCE OF SHOWERS THROUGH MID-WEEK.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY THROUGH EARLY AFTERNOON...BECOMING
                    PARTLY SUNNY (45-55 PERCENT).
MAX TEMPERATURE.....70-73.
MIN HUMIDITY........17-22 PERCENT.
WIND (20 FT)........WEST WINDS INCREASING TO 7 TO 11 MPH THIS AFTERNOON.
TRANSPORT WINDS.....WEST AROUND 17 MPH.
MIXING HEIGHT.......2000 FT AGL...INCREASING TO 5000 FT AGL.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
VENTILATION RATE....GOOD (MAX...400).

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT) UNTIL 10 PM...THEN
                    BECOMING MOSTLY CLOUDY (80-90 PERCENT). A
                    SLIGHT CHANCE OF RAIN SHOWERS LATE (20 PERCENT).
MIN TEMPERATURE.....42-47.
MAX HUMIDITY........76 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 7 MPH...BECOMING NORTHEAST
                    5 TO 8 MPH AFTER MIDNIGHT.
TRANSPORT WINDS.....NORTH AROUND 17 MPH.

$$
FORECASTER...CLARK
REQUESTED BY...JIM FISHER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090418.HOOLY.01/DTX