FNUS73 KLSX 031451
FWSLSX

SPOT FORECAST FOR HAWN SP...MISSOURI DEPARTMENT OF NATURAL RESOURCES
NATIONAL WEATHER SERVICE ST LOUIS MO
851 AM CST TUE JAN 3 2012

FORECAST IS BASED ON IGNITION TIME OF 0855 CST ON JANUARY 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE
NATIONAL WEATHER SERVICE.

.DISCUSSION...
LIGHT AND VARIABLE WINDS WILL BECOME SOUTHERLY TODAY.  RELATIVE
HUMIDITY LEVELS WILL ONCE AGAIN DROP TO BETWEEN 25 AND 30 PERCENT
THIS AFTERNOON. A WEAK TROUGH OF LOW PRESSURE WILL MOVE THROUGH
THE AREA LATE TONIGHT SHIFTING THE WIND BACK TO THE WEST-NORTHWEST
FOR WEDNESDAY...BUT SOUTHERLY FLOW WILL RETURN FOR THURSDAY.

.REST OF TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........21 AT IGNITION...MAX 37.
RH..................52 PERCENT AT IGNITION...MIN 28 PERCENT.
WIND...EYE LEVEL....WINDS WEST AT 1 MPH AT IGNITION TIME...OTHERWISE
                    LIGHT WIND LATE IN THE MORNING BECOMING SOUTH 2 TO
                    3 MPH IN THE AFTERNOON USING THE WIND FACTOR
                    ADJUSTMENT OF 0.3.
WIND...20 FT........WINDS WEST AT 3 MPH AT IGNITION...OTHERWISE
                    LIGHT WIND LATE IN THE MORNING BECOMING SOUTH 5
                    TO 8 MPH IN THE AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......1500 FT AT IGNITION...2700 FT AGL AT MAX HEATING.
TRANSPORT WIND......WEST AROUND 8 MPH.
VENTILATION RATE....POOR (2938 M 2/S) AT MAX HEATING.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
TEMPERATURE.........MIN 27.
RH..................MAX 86 PERCENT.
WIND...EYE LEVEL....SOUTHWEST WIND 2 TO 4 MPH USING THE WIND FACTOR
                    ADJUSTMENT OF 0.3.
WIND...20 FT........SOUTHWEST WIND 8 TO 12 MPH.
HAINES INDEX........N/A.
MIXING HEIGHT.......N/A.
TRANSPORT WIND......N/A.
VENTILATION RATE....N/A.

.WEDNESDAY...

SKY/WEATHER.........MOSTLY SUNNY.
TEMPERATURE.........MAX 49.
RH..................MIN 47 PERCENT.
WIND...EYE LEVEL....SOUTHWEST WIND AROUND 3 MPH EARLY IN THE
                    MORNING SHIFTING TO THE NORTHWEST 2 TO 3 MPH
                    IN THE LATE MORNING AND AFTERNOON USING A WIND
                    FACTOR ADJUSTMENT OF 0.3.
WIND...20 FT........SOUTHWEST WIND AROUND 9 MPH EARLY IN THE
                    MORNING SHIFTING TO THE NORTHWEST 7 TO 10 MPH
                    IN THE LATE MORNING AND AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
                    FIRE GROWTH.
MIXING HEIGHT.......2000 FT AGL AT MAX HEATING.
TRANSPORT WIND......NORTHWEST AROUND 25 MPH.
VENTILATION RATE....FAIR (6913 M 2/S) AT MAX HEATING.

$$

FORECASTER...GKS
REQUESTED BY...JAMIE HUBERT
TYPE OF REQUEST...PRESCRIBED
.TAG 20120103.HAWNS.01/LSX