FNUS74 KLZK 181448 FWSLZK SPOT FORECAST FOR SQUARE ROCK REGIN...USFS NATIONAL WEATHER SERVICE LITTLE ROCK AR 948 AM CDT MON APR 18 2011 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LOW LEVEL MOISTURE WILL CONTINUE TO RISE ACROSS THE FORECAST AREA TODAY WITH MIN RH VALUES THIS AFTERNOON EXPECTED TO RANGE IN THE MID 50S TO LOW 60 PERCENT RANGE. OTHERWISE...A STORM SYSTEM WILL EFFECT ARKANSAS TUESDAY AND WEDNESDAY AND BRING SHOWERS AND THUNDERSTORMS TO THE STATE. WINDY CONDITIONS WILL EXIST ACROSS THE STATE AHEAD OF THE STORM...WITH GUSTS OF 20 TO 30 MPH. UNSETTLE WEATHER WILL CONTINUE ON THURSDAY. THE FRONT THAT MOVES THROUGH ON TUESDAY NIGHT AND WEDNESDAY WILL STALL IN SOUTHERN ARKANSAS...THEN MOVE BACK NORTH ACROSS THE STATE ON THURSDAY. SHOWERS AND THUNDERSTORMS WILL ACCOMPANY THE FRONT ON IT/S NORTHWARD TREK BACK THROUGH THE STATE. .TODAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........73 AT IGNITION...MAX 77. RH..................66 PERCENT AT IGNITION...MIN 60 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH 5 TO 7 MPH. TRANSPORT WINDS........SOUTH 14 TO 22 MPH INCREASING TO 18 TO 24 MPH IN THE AFTERNOON. MIXING HEIGHT.......BECOMING 3300 FT MSL. STABILITY CLASS.....2. 20-FOOT WINDS.......WINDS SOUTH AT 6 MPH AT IGNITION...OTHERWISE SOUTH WINDS 7 TO 10 MPH. TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC WEATHER COV.....SCH SCH SCH SCH SCH SCH WEATHER TYPE....SHWRS AND ISOLATED TSM TEMP............73 75 76 77 77 77 RH..............66 62 61 60 60 62 20 FT WIND DIR..S S S S S S 20 FT WIND SPD..9 9 8 8 7 7 20 FT WIND GUST.10 10 10 10 10 10 EYE LVL WND DIR.S S S S S S EYE LVL WND SPD.5 5 5 5 4 4 EYE LVL WND GST.5 5 5 5 5 5 MIX HGT (KFT)... TRANSP WIND DIR.S S S S S S TRANSP WIND SPD.22 24 24 23 22 18 CHC OF PCPN (%).20 20 20 20 20 20 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MIN 66. RH..................MAX 88 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH 5 TO 10 MPH IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS........SOUTH 9 TO 18 MPH INCREASING TO 21 TO 23 MPH EARLY IN THE MORNING. STABILITY CLASS.....4. 20-FOOT WINDS.......SOUTH WINDS 6 TO 13 MPH. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........MC MC MC MC MC MC MC MC MC MC MC MC WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............77 76 74 73 72 71 71 70 69 69 68 69 RH..............65 68 72 75 78 80 81 83 85 86 87 85 20 FT WIND DIR..S S S S S S S S S S S S 20 FT WIND SPD..6 6 6 7 7 7 8 9 10 12 12 13 20 FT WIND GUST.5 5 5 10 10 10 10 10 15 15 15 15 EYE LVL WND DIR.S S S S S S S S S S S S EYE LVL WND SPD.4 4 4 4 4 4 5 5 6 7 7 8 EYE LVL WND GST.3 3 3 5 5 5 5 5 8 8 8 8 TRANSP WIND DIR.S S S S S S S S S S S S TRANSP WIND SPD.16 13 9 9 10 12 13 15 16 18 21 23 CHC OF PCPN (%).20 20 20 20 20 20 20 20 20 20 20 20 .TUESDAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). TEMPERATURE.........MAX 86. RH..................MIN 52 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 10 TO 13 MPH. TRANSPORT WINDS........SOUTH 24 TO 33 MPH INCREASING TO 33 TO 35 MPH IN THE AFTERNOON. MIXING HEIGHT.......BECOMING 4300 FT MSL. STABILITY CLASS.....3. 20-FOOT WINDS.......SOUTH WINDS 14 TO 17 MPH. GUSTS UP TO 35 MPH. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC MC MC MC MC MC MC WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............69 68 71 74 77 79 81 83 84 84 85 84 RH..............87 88 81 74 68 63 60 57 55 53 52 53 20 FT WIND DIR..S S S S S S S S S S S S 20 FT WIND SPD..14 15 16 16 16 16 17 17 17 17 17 17 20 FT WIND GUST.15 30 30 30 30 30 30 35 35 35 35 35 EYE LVL WND DIR.S S S S S S S S S S S S EYE LVL WND SPD.8 9 10 10 10 10 10 10 10 10 10 10 EYE LVL WND GST.8 15 15 15 15 15 15 18 18 18 18 18 MIX HGT (KFT)... TRANSP WIND DIR.S S S S S S S S S S S S TRANSP WIND SPD.24 26 29 30 31 32 33 35 35 35 33 33 CHC OF PCPN (%).20 20 20 20 20 20 20 20 20 20 20 20 $$ FORECASTER...M TREXLER REQUESTED BY...CLAY KNIGHTEN TYPE OF REQUEST...PRESCRIBED .TAG 20110418.SQUAR.01/LZK