FNUS74 KLZK 251238 FWSLZK SPOT FORECAST FOR CHICKALAH BLK 13 14...USFS NATIONAL WEATHER SERVICE LITTLE ROCK AR 738 AM CDT SAT APR 25 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON APRIL 25. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... STRONG SOUTHERLY WINDS ARE EXPECTED AGAIN THIS AFTERNOON AS TIGHT PRESSURE GRADIENT FORMS AS A RESULT OF A DEVELOPING SURFACE LOW PRESSURE TO THE WEST OF ARKANSAS. EXPECT WINDS OF 15 TO 20 MPH..WITH GUSTS OF 25 TO 30 MPH. MIN RH VALUES SHOULD REMAIN AROUND 40 TO 50 PERCENT SINCE GULF MOISTURE HAS BEEN STREAMING NORTHWARD THE PAST COUPLE DAYS. THERE IS A SLIGHT CHANCE FOR SHOWERS AND THUNDERSTORMS TODAY...MAINLY ACROSS WESTERN PORTIONS OF THE STATE. SOUTHWEST FLOW ALOFT COMBINED WITH AN APPROACHING FRONT FROM THE NORTH WILL BRING BETTER CHANCES FOR SHOWERS AND THUNDERSTORMS ACROSS MOST OF THE STATE STARTING SUNDAY INTO MONDAY. THIS FRONT WILL THEN STALL ACROSS THE REGION TUESDAY...AND WITH SEVERAL IMPULSES OF UPPER LEVEL ENERGY STREAMING ACROSS THE SOUTHERN AND CENTRAL PLAINS DURING THE WEEK...EXPECT CONTINUING UNSETTLED WEATHER THROUGH MUCH OF NEXT WEEK. .TODAY... SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........75 AT IGNITION...MAX 81. RH..................61 PERCENT AT IGNITION...MIN 51 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 11 MPH. TRANSPORT WINDS........SOUTH 21 TO 26 MPH. MIXING HEIGHT.......BECOMING 4400 FT MSL. STABILITY CLASS.....2. 20-FOOT WINDS.......WINDS SOUTH AT 10 MPH AT IGNITION...OTHERWISE SOUTH WINDS 7 TO 15 MPH. GUSTS UP TO 30 MPH. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC MC WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TEMP............75 76 78 79 80 80 79 RH..............61 58 55 53 52 51 51 20 FT WIND DIR..S S S S S S S 20 FT WIND SPD..14 15 15 15 14 12 12 20 FT WIND GUST.20 25 25 25 30 25 25 EYE LVL WND DIR.S S S S S S S EYE LVL WND SPD.8 9 9 9 8 7 7 EYE LVL WND GST.10 13 13 13 15 13 13 MIX HGT (KFT)...BECOMING 4400 FEET TRANSP WIND DIR.S S S S S S S TRANSP WIND SPD.25 25 26 26 26 26 26 CHC OF PCPN (%).20 20 20 20 20 20 20 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT) THEN BECOMING PARTLY CLOUDY (45-55 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MIN 64. RH..................MAX 80 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 8 MPH. TRANSPORT WINDS........SOUTH 25 TO 26 MPH. MIXING HEIGHT.......BECOMING 2100 FT MSL. STABILITY CLASS.....4. 20-FOOT WINDS.......SOUTH WINDS 7 TO 10 MPH. GUSTS UP TO 25 MPH EARLY IN THE EVENING. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV.....S CHC S CHC S CHC S CHC S CHC S CHC WEATHER TYPE....TSTORM TSTORM TSTORM TSTORM TSTORM TSTORM TEMP............79 75 71 69 68 66 RH..............52 58 64 67 71 75 20 FT WIND......S 10 S 7 S 7 S 7 S 7 S 8 20 FT WIND GUST.25 15 10 10 10 10 EYE LVL WND DIR.S S S S S S EYE LVL WND SPD.6 4 4 4 4 5 EYE LVL WND GST.13 8 5 5 5 5 MIX HGT (FT)....BECOMING 2100 FEET TRANSP WIND DIR.S S S S S S TRANSP WIND SPD.26 26 26 26 26 25 CHC OF PCPN (%).20 20 20 20 20 20 $$ FORECASTER...J GOUDSWARD REQUESTED BY...T HOOPES TYPE OF REQUEST...PRESCRIBED .TAG 20090425.CHICK.01/LZK