FNUS73 KLSX 011208
FWSLSX

SPOT FORECAST FOR MARK TWAIN LAKE...CORPS OF ENGINEERS
NATIONAL WEATHER SERVICE ST LOUIS MO
708 AM CDT THU APR 1 2010

FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON APRIL 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
SUSTAINED WIND SPEEDS WILL SLOWLY INCREASE THROUGH THE MORNING
AND BECOME GUSTY OUT OF THE SOUTH.  THE RELATIVE HUMIDITY WILL
FALL FROM AROUND 55 PERCENT AT IGNITION TO AROUND 40 PERCENT AT
NOON.  MIXING HEIGHTS AROUND 1000 FT AT 9 AM WILL INCREASE TO
1700 FT BY NOON.  TEN HOUR FUEL MOISTURE AT ASHLAND MISSOURI
YESTERDAY AFTERNOON FELL AS LOW AS 5 PERCENT.

BREEZY CONDITIONS ARE ALSO EXPECTED ON FRIDAY WITH HIGHER HUMIDITY
LEVELS AS DEWPOINTS RISE AHEAD OF THE NEXT WEATHER SYSTEM WHICH
WILL BRING SHOWERS AND THUNDERSTORMS TO THE REGION FRIDAY NIGHT
AND SATURDAY.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
LAL.................NO TSTMS.
                    TEMPERATURE.........64 AT IGNITION...MAX 84.
                    MIN HUMIDITY........56 PERCENT AT IGNITION...MIN 31 PERCENT.
WIND...EYE LEVEL....BREEZY. SOUTH WIND 9 TO 15 MPH IN THE MORNING
                    INCREASING TO 16 TO 17 MPH IN THE AFTERNOON.
WIND...20 FT........WINDS SOUTH AT 11 MPH AT IGNITION...OTHERWISE
                    BREEZY. SOUTH WIND 9 TO 15 MPH IN THE MORNING
                    INCREASING TO 16 TO 17 MPH WITH GUSTS TO AROUND
                    31 MPH IN THE AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1000 FT AT IGNITION...
                    3000 FT AGL AT MAX HEATING.
TRANSPORT WINDS.....SOUTH AROUND 23 MPH.
VENTILATION RATE....FAIR (9316 M 2/S) AT MAX HEATING.

.FRIDAY...

SKY/WEATHER.........PARTLY SUNNY THEN BECOMING MOSTLY CLOUDY.
CWR.................10 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....77.
MIN HUMIDITY........41 PERCENT.
WIND...EYE LEVEL....SOUTH WIND 11 TO 17 MPH.
WIND...20 FT........SOUTH WIND 11 TO 17 MPH. GUSTS UP TO 28 MPH IN
                    THE LATE MORNING AND AFTERNOON.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......4500 FT AGL AT MAX HEATING.
TRANSPORT WINDS.....SOUTH AROUND 35 MPH.
VENTILATION RATE....VERY GOOD (21022 M 2/S) AT MAX HEATING.

$$

FORECASTER...BRITT
REQUESTED BY...ALLEN MEHRER
TYPE OF REQUEST...PRESCRIBED
.TAG 20100401.MARKT.01/LSX