FNUS74 KLZK 191216 FWSLZK SPOT FORECAST FOR PHASE III RESEARCH...USFS NATIONAL WEATHER SERVICE LITTLE ROCK AR 716 AM CDT SAT MAR 19 2011 FORECAST IS BASED ON IGNITION TIME OF 0730 CDT ON MARCH 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A FRONT IS LOCATED IN SOUTHERN ARKANSAS THIS MORNING NEAR THE LOUISIANA BORDER. NORTH AND EAST WINDS ARE NORTH OF THE FRONT...SOUTH WINDS SOUTH OF THE FRONT. LOW CLOUDS ARE ACROSS MUCH OF THE CENTRAL AND NORTHERN. QUITE A FEW CLOUDS ARE EXPECTED TODAY. SCATTERED SHOWERS ARE EXPECTED IN THE NORTH THIS AFTERNOON. THE FRONT WILL LIFT NORTH AS A WARM FRONT TONIGHT AND SUNDAY. HIGH PRESSURE WILL BUILD OVER THE AREA SUNDAY AND MONDAY. A COLD FRONT WILL MOVE THROUGH ARKANSAS WEDNESDAY AND THIS WILL BRING A CHANCE OF SHOWERS AND THUNDERSTORMS TO THE AREA TUESDAY NIGHT INTO WEDNESDAY. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS EARLY IN THE MORNING. TEMPERATURE.........57 AT IGNITION...MAX 71. RH..................60 PERCENT AT IGNITION...MIN 52 PERCENT. CHANCE OF PCPN......10 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS. TRANSPORT WINDS........EAST 10 TO 16 MPH. MIXING HEIGHT.......BECOMING 4600 FT MSL. STABILITY CLASS.....3. 20-FOOT WINDS.......WINDS EAST AT 3 MPH AT IGNITION...OTHERWISE EAST WINDS 6 TO 7 MPH. TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC MC MC MC MC MC WEATHER COV..... WEATHER TYPE.... TEMP............57 59 61 63 65 66 68 69 70 70 69 RH..............60 60 60 60 60 60 60 57 55 55 57 20 FT WIND DIR..NE NE NE NE NE E E E E E E 20 FT WIND SPD..7 7 7 6 6 6 6 6 6 6 6 20 FT WIND GUST.10 10 10 10 10 10 10 5 5 5 5 EYE LVL WND DIR.NE NE NE NE NE E E E E E E EYE LVL WND SPD.4 4 4 4 4 4 4 4 4 4 4 EYE LVL WND GST.5 5 5 5 5 5 5 3 3 3 3 TRANSP WIND DIR.E E E E E E E E E E E TRANSP WIND SPD.16 15 14 14 13 12 12 12 10 10 10 CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT). TEMPERATURE.........MIN 55. RH..................MAX 89 PERCENT. CHANCE OF PCPN......10 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS. TRANSPORT WINDS........SOUTH 10 TO 15 MPH. MIXING HEIGHT.......BECOMING 2400 FT MSL. STABILITY CLASS.....5. 20-FOOT WINDS.......EAST WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............68 65 62 60 57 56 RH..............57 63 69 76 82 85 20 FT WIND......E 5 E 5 E 3 E 3 E 3 SE 2 20 FT WIND GUST.5 5 5 5 5 5 EYE LVL WND DIR.E E E E E SE EYE LVL WND SPD.3 3 2 2 2 1 EYE LVL WND GST.3 3 3 3 3 3 TRANSP WIND DIR.E E E SE SE S TRANSP WIND SPD.10 12 13 14 14 15 CHC OF PCPN (%).10 10 10 10 10 10 .SUNDAY... SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). TEMPERATURE.........MAX 79. RH..................MIN 40 PERCENT. CHANCE OF PCPN......0 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS........SOUTH 16 TO 25 MPH INCREASING TO 26 TO 28 MPH LATE IN THE AFTERNOON. MIXING HEIGHT.......BECOMING 6300 FT MSL. STABILITY CLASS.....2. 20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH EARLY IN THE MORNING. TIME (CDT) 6 AM 9 AM NOON 3 PM SKY (%).........MCLDY PCLDY PCLDY PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............56 58 70 77 RH..............87 80 54 42 20 FT WIND......S 3G5 S 7G10 S 9G10 S 10G15 EYE LVL WND DIR.S S S S EYE LVL WND SPD.2 4 5 6 EYE LVL WND GST.3 5 5 8 TRANSP WIND DIR.S S S S TRANSP WIND SPD.16 18 22 25 CHC OF PCPN (%).10 0 0 0 $$ FORECASTER...62 REQUESTED BY...KURT RADCLIFF TYPE OF REQUEST...PRESCRIBED .TAG 20110319.PHASE.01/LZK