FNUS74 KLZK 011237 FWSLZK SPOT FORECAST FOR RATTLESNAKE...U.S.FOREST SERVICE NATIONAL WEATHER SERVICE LITTLE ROCK AR 737 AM CDT WED APR 1 2009 FORECAST IS BASED ON IGNITION TIME OF 0735 CDT ON APRIL 01. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... DRY AND MILD CONDITIONS ARE EXPECTED TODAY...WITH WINDS SWITCHING TO THE SOUTHEAST THIS AFTERNOON. WINDS WILL PICK UP LATE THIS MORNING INTO THE AFTERNOON HOURS...AHEAD OF AN APPROACHING STORM SYSTEM. THIS SYSTEM WILL BRING SHOWERS AND THUNDERSTORMS INTO THE NORTHWEST OVERNIGHT...BECOMING MORE WIDESPREAD BY THURSDAY MORNING AS A COLD FRONT MOVES ACROSS THE STATE. SOME OF THESE STORMS COULD BECOME SEVERE...ESPECIALLY IN THE SOUTH AND EAST. GUSTY WINDS WILL ACCOMPANY THE FRONTAL PASSAGE...WITH SHOWERS AND THUNDERSTORMS DIMINISHING FROM WEST TO EAST LATE THURSDAY. A STRONG INVERSION IS IN PLACE THIS MORNING...AND WILL NOT BREAK UNTIL MID MORNING. 500 HUNDRED METER MIXING HEIGHT TEMPERATURES WILL NOT BE REACHED UNTIL AROUND 11 AM FOR THIS AREA. THE MIXING HEIGHTS TODAY WILL BE NEAR 3700 FEET...AND WILL HOLD STEADY THROUGH THE AFTERNOON HOURS. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). TEMPERATURE.........35 AT IGNITION...MAX 70. RH..................76 PERCENT AT IGNITION...MIN 27 PERCENT. CHANCE OF PCPN......0 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH 6 TO 10 MPH EARLY IN THE MORNING. TRANSPORT WINDS.....SOUTH 18 TO 26 MPH INCREASING TO 28 TO 35 MPH IN THE AFTERNOON. MIXING HEIGHT.......BECOMING 3700 FT MSL. STABILITY CLASS.....2. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MCR MCR MCR MCR CLR CLR MCR MCR MCR PC PC WEATHER COV..... WEATHER TYPE.... TEMP............35 41 47 52 57 62 65 68 69 70 70 RH..............76 67 57 47 41 36 31 29 27 27 28 EYE LVL WND DIR.SE SE SE SE S S S S S S SE EYE LVL WND SPD.4 5 7 7 8 8 8 8 8 8 8 EYE LVL WND GST.5 5 8 8 8 8 8 8 8 8 8 TRANSP WIND DIR.S S S S S S S S S S S TRANSP WIND SPD.21 23 24 26 28 29 31 32 33 35 36 CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (70-80 PERCENT). CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT. TEMPERATURE.........MIN 52. RH..................MAX 68 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 5 TO 9 MPH. TRANSPORT WINDS.....SOUTH 33 TO 36 MPH. MIXING HEIGHT.......BECOMING 2600 FT MSL. STABILITY CLASS.....4. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........PCLDY MCLDY MCLDY CLOUDY CLOUDY CLOUDY WEATHER COV..... CHANCE CHANCE WEATHER TYPE....NONE NONE NONE NONE RNSHWR RNSHWR TEMP............69 64 60 58 56 54 RH..............28 35 44 51 57 61 EYE LVL WND DIR.SE SE SE SE SE S EYE LVL WND SPD.7 6 5 5 4 4 EYE LVL WND GST.8 8 5 5 5 5 MIX HGT (FT).... TRANSP WIND DIR.S S S S S S TRANSP WIND SPD.36 36 36 35 35 33 CHC OF PCPN (%).0 10 10 10 30 30 .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT) THEN BECOMING MOSTLY SUNNY (40-50 PERCENT). CHANCE OF RAIN SHOWERS EARLY IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MAX 61. RH..................MIN 46 PERCENT. CHANCE OF PCPN......80 PERCENT. EYE LEVEL WINDS.....WEST WINDS 5 TO 12 MPH. TRANSPORT WINDS.....WEST 31 TO 40 MPH. MIXING HEIGHT.......BECOMING 2400 FT MSL. STABILITY CLASS.....3. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY (%).........CLOUDY MCLDY PCLDY PCLDY WEATHER COV.....CHANCE DEFNTE DEFNTE DEFNTE WEATHER TYPE....RNSHWR TSTORM TSTORM TSTORM TEMP............53 54 58 61 RH..............66 67 61 53 EYE LVL WND DIR.S S W W EYE LVL WND SPD.4 7 10 10 EYE LVL WND GST.5 8 10 10 TRANSP WIND DIR.S SW SW W TRANSP WIND SPD.33 32 31 36 CHC OF PCPN (%).30 80 80 80 $$ FORECASTER...58 REQUESTED BY...ADAM STROTHERS TYPE OF REQUEST...PRESCRIBED .TAG 20090401.RATTL.01/LZK