FNUS74 KLZK 191150 FWSLZK SPOT FORECAST FOR 42 SMITH MOUNTAIN 1...USDA FOREST SERVICE NATIONAL WEATHER SERVICE LITTLE ROCK AR 650 AM CDT THU APR 19 2012 FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON APRIL 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WINDS WILL INCREASE SOME THIS AFTERNOON AS HIGH PRESSURE SLIDES TO THE EAST. EVEN SO...WINDS WILL GENERALLY REMAIN BELOW 10 MPH AT 20 FT FOR MOST LOCATIONS...EXCEPT ACROSS THE FAR NW WERE WINDS JUST OVER 10 MPH POSSIBLE. MIN RH VALUES WILL LIKELY DROP BELOW 40 PERCENT FOR MUCH OF AR...WITH SOME ISOLATED LOCATIONS POSSIBLY DROPPING BELOW 30 PERCENT. A COLD FRONT WILL MOVE THROUGH THE STATE ON FRI...WITH SHOWERS AND THUNDERSTORMS EXPECTED ACROSS MUCH OF THE STATE ALONG AND AHEAD OF THIS FRONT. DRIER AIR WILL RETURN TO THE STATE LATE SAT AND INTO EARLY NEXT WEEK AS HIGH PRESSURE MOVES INTO THE REGION. .TODAY... TEMPERATURE.........67 AT IGNITION...MAX 77. RH..................51 PERCENT AT IGNITION...MIN 38 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH LATE IN THE MORNING. TRANSPORT WINDS........SOUTH 9 TO 18 MPH INCREASING TO AROUND 20 MPH IN THE AFTERNOON. MIXING HEIGHT.......BECOMING 4000 FT MSL. STABILITY CLASS.....1. 20-FOOT WINDS.......WINDS SOUTH AT 6 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTH 6 TO 8 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 12P 1PM 2PM 3PM 4PM 5PM TEMP............67 71 73 76 77 77 RH..............51 46 43 40 38 39 20 FT WIND DIR..S S S S S S 20 FT WIND SPD..7 8 8 8 8 7 20 FT WIND GUST.7 11 11 11 11 7 EYE LVL WND DIR.S S S S S S EYE LVL WND SPD.4 5 5 5 5 4 EYE LVL WND GST.4 6 6 6 6 4 TRANSP WIND DIR.S S S S S S TRANSP WIND SPD.18 20 20 20 20 20 .TONIGHT... TEMPERATURE.........MIN 55. RH..................MAX 91 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. 20-FOOT WINDS.......SOUTH WINDS 5 TO 7 MPH IN THE EVENING BECOMING LIGHT. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM TEMP............76 74 71 67 65 63 62 60 59 58 57 56 RH..............41 44 50 59 64 70 74 78 81 83 86 90 20 FT WIND DIR..S S S S S S S S S SW SW W 20 FT WIND SPD..7 6 6 5 5 3 3 3 3 3 2 2 20 FT WIND GUST.7 7 6 5 5 4 4 4 4 4 4 4 EYE LVL WND DIR.S S S S S S S S S SW SW W EYE LVL WND SPD.4 4 4 3 3 2 2 2 2 2 1 1 EYE LVL WND GST.4 4 4 3 3 2 2 2 2 2 2 2 .FRIDAY... 20-FOOT WINDS.......LIGHT WINDS. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 20 FT WIND DIR..W W NW NW N NE NE E E E E NE 20 FT WIND SPD..2 2 2 2 2 2 1 1 1 1 1 2 20 FT WIND GUST.4 4 4 2 2 2 1 1 1 1 1 4 $$ FORECASTER...62 REQUESTED BY...BEN ROWLAND TYPE OF REQUEST...PRESCRIBED .TAG 20120419.42SMI.01/LZK