FNUS73 KLSX 041350
FWSLSX

SPOT FORECAST FOR SPRING BEND...ST. CHARLES COUNTY PARKS AND RECREATION
NATIONAL WEATHER SERVICE ST LOUIS MO
750 AM CST TUE JAN 4 2011

FORECAST IS BASED ON IGNITION TIME OF 1100 CST ON JANUARY 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
WEST TO NORTHWEST WINDS WILL PERSIST INTO EARLY AFTERNOON BEFORE
THEY BECOME LIGHT AND SLOWLY SHIFT SOUTH OVERNIGHT AS HIGH PRESSURE
MOVES ACROSS SOUTHERN MISSOURI.  TEMPERATURES WILL NOT BE AS COOL
ON WEDNESDAY AS SOUTHERLY WINDS BRING IN SLIGHTLY WARMER AIR.

.REST OF TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
TEMPERATURE.........32 AT IGNITION...MAX 35.
RH..................50 PERCENT AT IGNITION...MIN 40 PERCENT.
WIND...EYE LEVEL....NORTHWEST WIND AROUND 4 MPH.
WIND...20 FT........WINDS NORTHWEST AT 11 MPH AT IGNITION...
                    OTHERWISE NORTHWEST WIND 7 TO 11 MPH.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1800FT AGL AT IGNITION...
                    2600 FT AGL AT MAX HEATING.
TRANSPORT WIND......NORTHWEST AROUND 21 MPH.
VENTILATION RATE....FAIR (7321 M 2/S) AT MAX HEATING.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
TEMPERATURE.........MIN 22.
RH..................MAX 80 PERCENT.
WIND...EYE LEVEL....NORTHWEST WIND AROUND 3 MPH...BECOMING SOUTH
                    OVERNIGHT.
WIND...20 FT........NORTHWEST WIND 5 TO 6 MPH EARLY IN THE EVENING
                    BECOMING LIGHT FROM MID EVENING THROUGH THE
                    OVERNIGHT...THEN BECOMING SOUTH AROUND 5 MPH
                    LATE.
HAINES INDEX........N/A.
MIXING HEIGHT.......N/A.
TRANSPORT WIND......N/A.
VENTILATION RATE....N/A.

.WEDNESDAY...

SKY/WEATHER.........PARTLY SUNNY.
CWR.................10 PERCENT.
TEMPERATURE.........MAX 42.
RH..................MIN 40 PERCENT.
WIND...EYE LEVEL....SOUTHWEST WIND AROUND 3 MPH IN THE MORNING
                    AND EARLY AFTERNOON SHIFTING TO THE WEST
                    AROUND 4 MPH.
WIND...20 FT........SOUTHWEST WIND 5 TO 9 MPH IN THE MORNING AND
                    EARLY AFTERNOON SHIFTING TO THE WEST 8 TO 9 MPH
                    LATE IN THE AFTERNOON.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2900 FT AGL AT MAX HEATING.
TRANSPORT WIND......SOUTHWEST AROUND 14 MPH.
VENTILATION RATE....POOR (5546 M 2/S) AT MAX HEATING.

$$

FORECASTER...BRITT
REQUESTED BY...FORESTRY
TYPE OF REQUEST...PRESCRIBED
.TAG 20110104.SPRIN.01/LSX