FNUS73 KDVN 271417
FWSDVN

SPOT FORECAST FOR THOMPSON UNIT...DNR
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
917 AM CDT FRI MAR 27 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 27.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
LOW PRESSURE IN TEXAS WILL INTENSIFY AS IT MOVES TO NORTHERN INDIANA
ON SUNDAY. CONSIDERABLE CLOUDINESS AND COOL CONDITIONS CAN BE EXPECTED
TODAY AND TONIGHT. A MIX OF RAIN AND SNOW WILL BEGIN LATE SATURDAY MORNING
AND CHANGE TO ALL SNOW IN THE AFTERNOON AND THEN END ON SUNDAY.
SNOW ACCUMULATIONS ARE LIKELY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........36 AT IGNITION...MAX 42.
RH..................54 PERCENT AT IGNITION...MIN 46 PERCENT.
EYE LEVEL WINDS.....WINDS NORTH AT 10 MPH AT IGNITION...OTHERWISE
                    NORTH WINDS 9 TO 15 MPH.
WIND SHIFT..........NONE.
CWR.................10 PERCENT.
LAL.................NONE.
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1500-3100 FT AGL INCREASING TO 3500-4500 FT AGL
                    IN THE AFTERNOON.
MIXING WINDS........NORTH 10 TO 17 MPH.

TIME (CDT)      11 AM  1 PM   3 PM   5 PM
SKY (%).........MCLDY  MCLDY  MCLDY  MCLDY
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TEMP............36     39     41     41
RH..............54     48     46     46
EYE LEVEL WIND..350/10 350/9  350/12 000/13
EYE LEVEL WIND..15     10     15     15
HAINES INDEX....3      3      4      4

.TONIGHT...

SKY/WEATHER.........CLOUDY.
TEMPERATURE.........MIN 27.
RH..................MAX 85 PERCENT.
EYE LEVEL WINDS.....NORTHEAST WINDS 8 TO 10 MPH.
WIND SHIFT..........NONE.
CWR.................10 PERCENT.
LAL.................NONE.
HAINES INDEX........3 TO 4 OR VERY LOW TO LOW POTENTIAL FOR LARGE
                    PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700-3900 FT AGL DECREASING TO 100-1400 FT AGL
                    EARLY IN THE EVENING.
MIXING WINDS........NORTHEAST 9 TO 13 MPH.

.SATURDAY...

SKY/WEATHER.........CLOUDY. CHANCE OF RAIN OR SNOW IN THE
                    MORNING...THEN SNOW LIKELY IN THE AFTERNOON.
TEMPERATURE.........MAX 38.
RH..................MIN 59 PERCENT.
EYE LEVEL WINDS.....NORTHEAST WINDS 12 TO 20 MPH.
WIND SHIFT..........NONE.
CWR.................60 PERCENT.
LAL.................NONE.
HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......600-2200 FT AGL INCREASING TO 2000-3500 FT AGL
                    IN THE LATE MORNING AND AFTERNOON.
MIXING WINDS........NORTHEAST 13 TO 21 MPH.

$$
FORECASTER...HAASE
REQUESTED BY...JEFF HENSAL
TYPE OF REQUEST...PRESCRIBED
.TAG 20090327.THOMP.01/DVN