FNUS73 KLSX 051245
FWSLSX

SPOT FORECAST FOR MARK TWAIN LAKE...CORPS OF ENGINEERS
NATIONAL WEATHER SERVICE ST LOUIS MO
745 AM CDT TUE APR 5 2011

FORECAST IS BASED ON IGNITION TIME OF 1030 CDT ON APRIL 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
A SURFACE RIDGE WILL MOVE EAST OF THE AREA ALLOWING WINDS TO BECOME
SOUTHWESTERLY BY NOON AT 10 TO 15 MPH WITH HIGHER GUSTS. AS TEMPERATURES
WARM INTO THE LOWER 60S...RELATIVE HUMIDITY VALUES WILL DROP INTO THE
25 TO 30 PERCENT RANGE THIS AFTERNOON.


.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................NO TSTMS.
TEMPERATURE.........49 AT IGNITION...MAX 61.
RH..................47 PERCENT AT IGNITION...MIN 27 PERCENT.
WIND...EYE LEVEL....WIND SOUTHWEST 7 MPH AT IGNITION...INCREASING TO 9 MPH.
WIND...20 FT........WINDS SOUTHWEST AT 12 MPH AT
                    IGNITION...SOUTHWEST 14 MPH WITH GUSTS TO 22 MPH
                    IN THE AFTERNOON.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2700 FT AGL AT IGNITION...5300 FT AGL AT MAX HEATING.
TRANSPORT WIND......SOUTHWEST AROUND 22 MPH.
VENTILATION RATE....VERY GOOD (15711 M 2/S) AT MAX HEATING.

$$

FORECASTER...GLASS
REQUESTED BY...ALLEN MEHRER
TYPE OF REQUEST...PRESCRIBED
.TAG 20110405.MARKT.01/LSX