FNUS73 KLSX 051922
FWSLSX

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

FORECAST IS BASED ON IGNITION TIME OF 1015 CDT ON APRIL 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
WINDS WILL BE SOUTHWESTERLY AT 10 TO 15 MPH IN THE MORNING...BUT
SHOULD DIMINISH TO AROUND 10 MPH AND VEER TO BECOME WESTERLY LATE
AFTERNOON INTO THE EARLY EVENING HOURS AS A WEAK FRONT APPROACHES
THE AREA. THESE SOUTHWEST WINDS WILL BRING WARMER THAN AVERAGE
TEMPERATURES TO THE AREA. THESE WINDS WILL ALSO SPREAD MOISTURE
ACROSS THE AREA AND SHOULD HELP KEEP RELATIVE HUMIDITY VALUES FROM
DROPPING BELOW 30%. THE NEXT CHANCE FOR PRECIPITATION IS EXPECTED TO
BE THURSDAY AND INTO THURSDAY NIGHT.

.WEDNESDAY...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................10 PERCENT.
LAL.................NO TSTMS.
TEMPERATURE.........58 AT IGNITION...MAX 68.
RH..................51 PERCENT AT IGNITION...MIN 37 PERCENT.
WIND...EYE LEVEL....SOUTHWEST AT 5 MPH...USING ADJUSTMENT FACTOR OF 0.4.
WIND...20 FT........WINDS SOUTHWEST AT 13 MPH AT IGNITION...OTHERWISE
                    SOUTHWEST WIND 9 TO 13 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......1600 FT AGL AT IGNITION...4000 FT AGL AT MAX HEATING.
TRANSPORT WIND......SOUTHWEST AROUND 23 MPH.
VENTILATION RATE....GOOD (12632 M 2/S) AT MAX HEATING.

$$

FORECASTER...TILLY
REQUESTED BY...ALLEN MEHRER
TYPE OF REQUEST...PRESCRIBED
.TAG 20110406.MARKT.01/LSX