FNUS73 KDTX 051440
FWSDTX

SPOT FORECAST FOR PERRYVILLE FEN...MI DNR
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1040 AM EDT THU MAY 5 2011

FORECAST IS BASED ON IGNITION TIME OF 1300 EDT ON MAY 05.

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

.DISCUSSION...
HIGH PRESSURE WILL CONTINUE TO DOMINATE FOR MUCH OF THE DAY WITH A
DEEP DIURNAL MIXING LAYER FACILITATING A DROP OF AFTERNOON RH VALUES
INTO THE 25-35 PERCENT RANGE. WINDS WILL REMAIN ON THE LIGHT SIDE BUT
COULD GUST TO AROUND 15 KNOTS IN THE AFTERNOON. SHOWERS AND ISOLATED
THUNDERSTORMS MOVE BACK INTO THE REGION TONIGHT INTO FRIDAY WITH
ANOTHER CHANCE FOR RAIN ON SATURDAY...ESPECIALLY ALONG AND SOUTH OF
THE I-96 CORRIDOR.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) UNTIL ABOUT
                    1900...THEN BECOMING MOSTLY CLOUDY (70-80
                    PERCENT).
MAX TEMPERATURE.....61-66.
MIN HUMIDITY........27 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 5 TO 10 MPH.
WIND (20 FT)........WEST WINDS 5 TO 10 MPH.
TRANSPORT WINDS.....SOUTHWEST 7 TO 14 MPH.
MIXING HEIGHT.......600 FT AGL...INCREASING TO 7700 FT AGL.
VENTILATION RATE....EXCELLENT (MAX...900).

TIME (EDT)      1PM 2PM 3PM 4PM 5PM 6PM 7PM
SKY (%).........27  32  40  54  62  66  75
WEATHER COV.....
WEATHER TYPE....
TEMP............60  62  63  63  63  63  62
RH..............30  28  27  27  28  30  32
20 FT WIND DIR..W   W   W   W   W   W   W
20 FT WIND SPD..8   8   8   8   8   7   7
20 FT WIND GUST.15  15  15  15  15  15  10
EYE LVL WND DIR.W   W   W   W   W   W   W
EYE LVL WND SPD.8   8   8   8   8   7   7
EYE LVL WND GST.15  15  15  15  15  15  10
MIX HGT (KFT)...7.5 7.1 7.0 7.0 6.9 7.0 6.9
VRATE (KT-FT)...800 700 700 700 800 800 800

$$
FORECASTER...DODSON
REQUESTED BY...LEE OSTERLAND
TYPE OF REQUEST...PRESCRIBED
.TAG 20110505.PERRY.01/DTX