FNUS73 KLSX 101155
FWSLSX

SPOT FORECAST FOR MARK TWAIN LAKE...U.S. ARMY CORPS OF ENGINEERS
NATIONAL WEATHER SERVICE ST LOUIS MO
655 AM CDT TUE APR 10 2012

FORECAST IS BASED ON IGNITION TIME OF 0930 CDT ON APRIL 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
THERE IS A HEIGHTENED FIRE DANGER AGAIN THIS AFTERNOON OVER NORTHEAST
MISSOURI BECAUSE OF LOW RELATIVE HUMIDITIES...SUSTAINED NORTHWEST
WINDS AS HIGH AS 13 MPH...AND RELATIVELY DRY FUEL MOISTURE.  OBSERVED
TEN HOUR DRY FUEL MOISTURE ON MONDAY WAS IN THE 5-6 PERCENT RANGE AND
ARE FORECAST TO BE IN THE 7-8 PERCENT RANGE TODAY.  EXTRA CAUTION
SHOULD BE TAKEN TODAY. RELATIVE HUMIDITY VALUES WILL FALL TO AROUND
25 PERCENT AGAIN TOMORROW AFTERNOON...HOWEVER NORTHERLY 20FT WINDS
WILL BE SLIGHTLY LESS...IN THE 3-8 MPH RANGE..

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
LAL.................NO TSTMS.
TEMPERATURE.........47 AT IGNITION...MAX 60.
RH..................47 PERCENT AT IGNITION...MIN 23 PERCENT.
WIND...EYE LEVEL....NORTH AT 3 MPH AT IGNITION...
                    OTHERWISE NORTHWEST AT 3 TO 6 MPH WITH GUSTS
                    TO 10 MPH.
WIND...20 FT........WINDS NORTH AT 7 MPH AT IGNITION...OTHERWISE
                    NORTHWEST WIND 8 TO 13 MPH WITH GUSTS TO AROUND
                    22 MPH.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH.
MIXING HEIGHT.......2500 AT
                    IGNITION...5500 FT AGL AT MAX HEATING.
TRANSPORT WIND......NORTHWEST AROUND 15 MPH.
VENTILATION RATE....GOOD (11155 M 2/S) AT MAX HEATING.

$$

FORECASTER...BRITT
REQUESTED BY...ALLEN MEHRER
TYPE OF REQUEST...PRESCRIBED
.TAG 20120410.MARKT.01/LSX