FNUS74 KLCH 121528
FWSLCH

SPOT FORECAST FOR SAND GNAT...NATIONAL WEATHER SERVICE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1028 AM CDT THU AUG 12 2010

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
ANOTHER HOT DAY TO START OUT WITH RAINS EXPECTED DURING THE
AFTERNOON HOURS. THE REMNANT LOW FROM TD 5 IS ALONG THE EASTERN
LOUISIANA COAST THIS MORNING. THE LOW IS FORECAST TO MOVE SLOWLY
NORTHWEST TODAY...THEN TURN TO THE NORTHEAST ON FRIDAY.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN
                    SHOWERS AND THUNDERSTORMS LIKELY IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 92.
MIN HUMIDITY........60 PERCENT.
WIND (EYE LEVEL)....NORTHWEST WINDS AROUND 5 MPH EARLY IN THE
                    MORNING BECOMING LIGHT...THEN BECOMING
                    SOUTHWEST AROUND 5 MPH LATE IN THE AFTERNOON.
HAINES INDEX........4.
MIXING HEIGHT.......1400-2800 FT AGL INCREASING TO 3700-5600 FT AGL
                    IN THE LATE MORNING AND AFTERNOON...THEN
                    DECREASING TO 3500 FT AGL LATE IN THE
                    AFTERNOON.
MIXING WINDS........SOUTHEAST 3 TO 8 MPH.
WIND (20 FT)........NORTHWEST WINDS AROUND 5 MPH EARLY IN THE
                    MORNING BECOMING LIGHT...THEN BECOMING
                    SOUTHWEST AROUND 5 MPH LATE IN THE AFTERNOON.
                    GUSTY AND ERRATIC WINDS EXPECTED NEAR
                    THUNDERSTORMS.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM
SKY (%).........86  88  89  90  89  86  83  80  77  76  77  78
WEATHER COV.....CHC CHC CHC LKY LKY LKY LKY LKY LKY CHC CHC CHC
WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM
TEMP............88  89  90  91  91  91  91  91  90  89  87  85
RH..............68  66  61  60  61  61  61  62  64  66  71  74
20 FT WIND DIR..NW  NW  NW  N   NW  W   SW  SW  SW  SW  SW  SW
20 FT WIND SPD..4   3   3   2   2   1   1   2   4   5   6   6
20 FT WIND GUST.5   5   5   5               5   5   10  10  10
EYE LVL WND DIR.NW  NW  NW  N   NW  W   SW  SW  SW  SW  SW  SW
EYE LVL WND SPD.4   3   3   2   2   1   1   2   4   5   6   6
EYE LVL WND GST.5   5   5   5               5   5   10  10  10
MIX HGT (KFT)...3.7 4.5 5.1 5.6 5.5 5.1 4.7 4.1 3.5 3.0 2.8 2.7
MIX HGT (KM)....1.1 1.4 1.6 1.7 1.7 1.6 1.4 1.2 1.1 0.9 0.9 0.8
TRANSP WIND DIR.N   N   N   N   NE  NE  E   E   SE  SE  SE  S
TRANSP WIND SPD.7   8   8   8   8   7   6   3   3   2   3   3
TRANS SPD (M/S).3   4   4   4   4   3   3   1   1   1   1   1
HAINES INDEX....M   M   M   M   M   M   M   M   M   M   M   M

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF
                    SHOWERS AND THUNDERSTORMS.
MIN TEMPERATURE.....AROUND 81.
MAX HUMIDITY........83 PERCENT.
WIND (EYE LEVEL)....WEST WINDS 7 TO 8 MPH.
HAINES INDEX........3 TO 4.
MIXING HEIGHT.......2000-3000 FT AGL.
MIXING WINDS........SOUTHWEST 2 TO 10 MPH.
WIND (20 FT)........WEST WINDS 7 TO 8 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.

.FRIDAY...

SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SHOWERS AND
                    THUNDERSTORMS LIKELY.
MAX TEMPERATURE.....AROUND 91.
MIN HUMIDITY........65 PERCENT.
WIND (EYE LEVEL)....SOUTH WINDS 7 TO 8 MPH.
HAINES INDEX........4.
MIXING HEIGHT.......2100-3900 FT AGL INCREASING TO 4100-4700 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTH 8 TO 12 MPH.
WIND (20 FT)........SOUTH WINDS 7 TO 8 MPH. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.

$$

FORECASTER...CARBONI
REQUESTED BY...FELIX NAVEJAR
TYPE OF REQUEST...WILDFIRE
.TAG 20100812.SANDG.02/LCH