FNUS73 KLSX 011337 CCA
FWSLSX

SPOT FORECAST FOR LOGAN  UNIT D...CORRECTED
NATIONAL WEATHER SERVICE ST LOUIS MO
826 AM CDT THU APR 1 2010

FORECAST IS BASED ON IGNITION TIME OF 1030 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 50 PERCENT AT IGNITION TO AROUND 40 PERCENT AT
NOON.  MIXING HEIGHTS AROUND 1200 FT AT 10 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.
                    TEMPERATURE.........70 AT IGNITION...MAX 84.
                    MIN HUMIDITY........50 PERCENT AT IGNITION...MIN 28 PERCENT.
WIND...EYE LEVEL....BREEZY. SOUTH WIND 7 TO 10 MPH UNTIL EARLY
                    AFTERNOON INCREASING TO 11 TO 16 MPH IN THE
                    AFTERNOON.
WIND...20 FT........WINDS SOUTH AT 14 MPH AT IGNITION...OTHERWISE
                    BREEZY. SOUTH WIND 9 TO 15 MPH WITH GUSTS TO
                    AROUND 28 MPH UNTIL EARLY AFTERNOON INCREASING
                    TO 16 TO 17 MPH WITH GUSTS TO AROUND 30 MPH IN
                    THE AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH. 
MIXING HEIGHT.......1200 FT AGL IGNITION... 3000 FT
                    AGL AT MAX HEATING. 
TRANSPORT WINDS.....SOUTH AROUND 23 MPH.
VENTILATION RATE....GOOD (9474 M 2/S) AT MAX HEATING.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....56.
MAX HUMIDITY........74 PERCENT.
WIND...EYE LEVEL....SOUTH WIND 10 TO 16 MPH.
WIND...20 FT........SOUTH WIND 10 TO 16 MPH.
HAINES INDEX........N/A.
MIXING HEIGHT.......N/A.
TRANSPORT WINDS.....N/A.
VENTILATION RATE....N/A.

.FRIDAY...

SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....77.
MIN HUMIDITY........40 PERCENT.
WIND...EYE LEVEL....SOUTH WIND 10 TO 16 MPH.
WIND...20 FT........SOUTH WIND 10 TO 16 MPH. GUSTS UP TO 28 MPH IN
                    THE AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......4300 FT AGL AT MAX HEATING.
TRANSPORT WINDS.....SOUTH AROUND 37 MPH.
VENTILATION RATE....VERY GOOD (21681 M 2/S) AT MAX HEATING.

$$

FORECASTER...BRITT/CARNEY
REQUESTED BY...GARY CALVERT
TYPE OF REQUEST...PRESCRIBED
.TAG 20100401.LOGAN.01/LSX