FNUS74 KLZK 180834 FWSLZK SPOT FORECAST FOR ERBIE RX...NPS NATIONAL WEATHER SERVICE LITTLE ROCK AR 334 AM CDT WED MAR 18 2009 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... CLOUDS WILL INCREASE THIS AFTERNOON...AS A COLD FRONT APPROACHES THE REGION. THE FRONT WILL MOVE THROUGH TONIGHT AND THURSDAY...BRINGING A CHANCE OF SHOWERS AND THUNDERSTORMS TO THE STATE. INCREASED CLOUD COVER ON THURSDAY WILL ALLOW FOR COOLER SURFACE TEMPERATURES ACROSS SOUTHERN ARKANSAS. WITH WARMER AIR ALOFT... AN INVERSION WILL DEVELOP...AND FORECASTED MAXIMUM TEMPERATURES MAY NOT REACH THE 1700 FOOT MIXING HEIGHT TEMPERATURE. RAIN CHANCES WILL COME TO AN END LATE THURSDAY...AS THE FRONT SINKS SOUTH OF THE STATE. .TODAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). PATCHY FOG EARLY IN THE MORNING. TEMPERATURE.........67 AT IGNITION...MAX 79. RH..................41 PERCENT AT IGNITION...MIN 30 PERCENT. CHANCE OF PCPN......10 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS........SOUTH AROUND 6 MPH INCREASING TO SOUTHWEST 14 TO 21 MPH. MIXING HEIGHT.......BECOMING 6700 FT MSL. STABILITY CLASS.....2. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MCR MCR MCR MCR PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............67 70 73 75 76 77 77 RH..............41 37 34 32 31 30 31 EYE LVL WND DIR.SW SW SW SW SW SW SW EYE LVL WND SPD.5 5 5 5 5 5 5 EYE LVL WND GST.5 5 5 5 5 5 5 TRANSP WIND DIR.SW SW SW SW SW SW SW TRANSP WIND SPD.16 16 15 15 14 14 14 CHC OF PCPN (%).0 10 10 10 10 10 10 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. TEMPERATURE.........MIN 46. RH..................MAX 80 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 6 MPH EARLY IN THE EVENING BECOMING LIGHT...THEN BECOMING NORTHWEST 5 TO 6 MPH EARLY IN THE MORNING. STABILITY CLASS.....5. TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........PC MC MC MC MC MC MC MC MC CDY CDY CDY WEATHER COV..... SCH SCH SCH CHC CHC WEATHER TYPE.... TSM TSM TSM TSM TSM TEMP............75 72 67 64 62 60 58 57 55 53 52 48 RH..............33 37 43 48 52 55 58 61 64 67 69 80 EYE LVL WND DIR.SW SW SW SW SW SW SW SW SW W NW N EYE LVL WND SPD.4 4 3 3 3 3 3 4 4 4 4 5 EYE LVL WND GST.5 3 3 3 3 3 3 3 3 5 5 5 CHC OF PCPN (%).10 10 10 10 10 10 10 20 20 20 30 30 .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING. TEMPERATURE.........MAX 58. RH..................MIN 50 PERCENT. CHANCE OF PCPN......20 PERCENT. EYE LEVEL WINDS.....NORTHEAST WINDS 6 TO 9 MPH. TRANSPORT WINDS........NORTHEAST 15 TO 22 MPH. MIXING HEIGHT.......BECOMING 4300 FT MSL. STABILITY CLASS.....3. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........CDY CDY CDY CDY MC MC MC MC MC MC MC MC WEATHER COV.....CHC CHC CHC CHC CHC CHC SCH SCH SCH SCH WEATHER TYPE....TSM TSM TSM TSM TSM TSM TSM TSM TSM TSM TEMP............47 47 48 49 51 52 54 55 56 57 57 56 RH..............80 80 77 72 67 63 59 55 53 51 50 50 EYE LVL WND DIR.N NE NE NE NE NE NE NE NE NE NE NE EYE LVL WND SPD.5 5 6 6 7 7 7 7 7 7 7 7 EYE LVL WND GST.5 5 8 8 8 8 8 8 8 8 8 8 TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE E TRANSP WIND SPD.15 17 18 20 21 21 22 22 21 21 20 18 CHC OF PCPN (%).30 30 30 30 30 30 20 20 20 20 10 10 $$ FORECASTER...B SMITH REQUESTED BY...FENN WIMBERLY TYPE OF REQUEST...PRESCRIBED .TAG 20090318.ERBIE.01/LZK