FNUS74 KLCH 071228 FWSLCH SPOT FORECAST FOR SAND KNAT...USFWS NATIONAL WEATHER SERVICE LAKE CHARLES LA 728 AM CDT SAT AUG 7 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...HOT TEMPERATURES RETURN AROUND THE LAKES AREA OF SOUTHEAST TEXAS AS AN UPPER LEVEL RIDGE REBUILDS FROM THE NORTHWEST. THE REMAINDER OF THE AREA SHOULD SEE ONE MORE DAY WITH SCATTERED LATE MORNING THROUGH EARLY EVENING THUNDERSTORM ACTIVITY. TRENDS ARE FOR TEMPERATURES TO CLIMB STARTING ON SUNDAY AND PRECIP CHANCES TO DECLINE. A RETURN OF SCATTERED TSTMS AROUND THE MIDDLE OF NEXT WEEK THANKS TO ADDITIONAL MOISTURE FROM A BROAD EASTERLY WAVE IN THE GULF. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 92. MIN HUMIDITY........60 PERCENT. WIND (EYE LEVEL)....WEST WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING SOUTHWEST 5 TO 8 MPH EARLY IN THE AFTERNOON. HAINES INDEX........2 TO 3 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2000-3900 FT AGL INCREASING TO 3900-4500 FT AGL LATE IN THE MORNING. MIXING WINDS........SOUTHWEST 2 TO 10 MPH. WIND (20 FT)........ LWR SLP/VALLEY.....WEST WINDS AROUND 5 MPH EARLY IN THE MORNING BECOMING LIGHT...THEN BECOMING SOUTHWEST 5 TO 8 MPH EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........84 83 81 80 78 76 75 74 71 66 62 58 WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............81 84 87 88 90 91 91 91 91 91 90 89 RH..............91 85 80 73 67 64 60 60 60 63 66 72 20 FT WIND DIR..W W SW SW SW SW SW SW SW SW SW SW 20 FT WIND SPD..4 4 3 3 2 2 3 4 5 5 6 6 20 FT WIND GUST.5 5 5 5 5 5 5 5 10 10 10 15 EYE LVL WND DIR.W W SW SW SW SW SW SW SW SW SW SW EYE LVL WND SPD.4 4 3 3 2 2 3 4 5 5 6 6 EYE LVL WND GST.5 5 5 5 5 5 5 5 10 10 10 15 MIX HGT (KFT)...2.5 3.1 3.7 3.9 4.3 4.5 4.5 4.5 4.5 4.4 4.2 3.9 MIX HGT (KM)....0.8 0.9 1.1 1.2 1.3 1.4 1.4 1.4 1.4 1.3 1.3 1.2 TRANSP WIND DIR.W W W W W W W W SW SW SW SW TRANSP WIND SPD.10 9 7 6 5 3 3 5 6 8 10 12 TRANS SPD (M/S).4 4 3 3 2 1 1 2 3 4 4 5 HAINES INDEX....2 2 2 2 2 2 2 2 2 3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT) THEN BECOMING MOSTLY CLEAR (15-25 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....AROUND 77. MAX HUMIDITY........94 PERCENT. WIND (EYE LEVEL)....SOUTHWEST WINDS 5 TO 9 MPH UNTIL EARLY MORNING BECOMING LIGHT. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200-3700 FT AGL. MIXING WINDS........SOUTHWEST 10 TO 13 MPH. WIND (20 FT)........ LWR SLP/VALLEY.....SOUTHWEST WINDS 5 TO 9 MPH UNTIL EARLY MORNING BECOMING LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). MAX TEMPERATURE.....AROUND 92. MIN HUMIDITY........60 PERCENT. WIND (EYE LEVEL)....LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH EARLY IN THE MORNING. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2200-4100 FT AGL INCREASING TO 3900-4600 FT AGL LATE IN THE MORNING. MIXING WINDS........SOUTHWEST 8 TO 13 MPH. WIND (20 FT)........ LWR SLP/VALLEY.....LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH EARLY IN THE MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. $$ FORECASTER...SWEENEY REQUESTED BY...JON KING TYPE OF REQUEST...WILDFIRE .TAG 20100807.SANDK.01/LCH