FNUS72 KILM 180958 FWSILM SPOT FORECAST FOR MYRTLE HEAD...THE NATURE CONSERVANCY NATIONAL WEATHER SERVICE WILMINGTON NC 558 AM EDT WED JUL 18 2012 FORECAST IS BASED ON IGNITION TIME OF 1100 EDT ON JULY 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ATLANTIC HIGH PRESSURE WILL EXTEND WESTWARD ACROSS THE AREA THROUGH MID WEEK...WHILE A WEAK UPPER LOW TO OUR SOUTH DRIFTS NORTH AND WEAKENS FURTHER. THESE FEATURES WILL HELP PRODUCE ISOLATED TO SCATTERED THUNDERSTORMS OVER THE NEXT SEVERAL DAYS. THE COMBINATION OF INCREASING TEMPERATURES AND HUMIDITY LEVELS WILL MAKE IT MORE UNCOMFORTABLE TO BE OUTSIDE WEDNESDAY AND THURSDAY. A COLD FRONT WILL APPROACH FROM THE NORTH LATE IN THE WEEK...AND COULD LINGER ACROSS THE REGION THROUGH THE WEEKEND...RESULTING IN A GREATER COVERAGE OF THUNDERSTORMS AND COOLER TEMPERATURES. THE COLD FRONT WILL DISSIPATE EARLY NEXT WEEK. WIND PROFILE ANALYSIS/FIRE CONTROL OVER FLAT TERRAIN IS FAVORABLE. .TODAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 91. MIXING HEIGHT.......300-1600 FT AGL...INCREASING TO 4100-5600 FT AGL. TRANSPORT WINDS.....LIGHT WINDS...BECOMING SOUTHWEST 6 TO 13 MPH EARLY IN THE MORNING. SMOKE DISPERSAL.....POOR TO GOOD (0-51404 MPH-FT). TIME (EDT) 11 AM 1 PM 3 PM 5 PM SKY (%).............48 52 53 52 WEATHER COV......... ISOLTD SCTTRD SCTTRD WEATHER TYPE........NONE RNSHWR RNSHWR RNSHWR TSTM COV............ ISOLTD SCTTRD SCTTRD TEMP................86 88 89 88 MIX HGT (FT)........3600 3600 5600 4100 TRANSPORT WIND......SW 6 SW 6 SW 8 SW 13 VRATE MPH-FT/1000...21 21 45 51 .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (45-55 PERCENT)...THEN BECOMING PARTLY CLOUDY (45-55 PERCENT)...THEN BECOMING MOSTLY CLOUDY (45-55 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. MIN TEMPERATURE.....AROUND 74. MAX HUMIDITY........91 PERCENT. MIXING HEIGHT.......4100 FT AGL...DECREASING TO 400-800 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTHWEST 7 TO 13 MPH. SMOKE DISPERSAL.....POOR TO GOOD (2415-51404 MPH-FT). TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).............51 51 49 47 45 50 WEATHER COV.........SCTTRD ISOLTD WEATHER TYPE........RNSHWR RNSHWR NONE NONE NONE NONE TSTM COV............SCTTRD ISOLTD TEMP................86 82 79 78 77 75 RH..................64 74 81 86 87 90 MIX HGT (FT)........4100 500 500 800 500 500 TRANSPORT WIND......SW 13 W 12 W 12 SW 8 SW 8 SW 8 VRATE MPH-FT/1000...51 6 6 7 4 4 .THURSDAY... SKY/WEATHER.........PARTLY SUNNY (55-65 PERCENT). A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 94. MIXING HEIGHT.......400-1400 FT AGL...INCREASING TO 5200-6700 FT AGL. TRANSPORT WINDS.....SOUTHWEST 7 TO 12 MPH. SMOKE DISPERSAL.....POOR TO GOOD (2415-53934 MPH-FT). TIME (EDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).............53 55 59 62 66 67 WEATHER COV......... CHANCE CHANCE CHANCE CHANCE CHANCE WEATHER TYPE........NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV............ CHANCE CHANCE CHANCE CHANCE CHANCE TEMP................75 79 85 90 92 93 MIX HGT (FT)........400 1400 1400 4000 6700 6700 TRANSPORT WIND......SW 7 SW 12 SW 12 W 9 W 8 W 8 VRATE MPH-FT/1000...2 16 16 37 54 54 $$ FORECASTER...KREITNER REQUESTED BY...ANGIE CARL TYPE OF REQUEST...PRESCRIBED .TAG 20120718.MYRTL.01/ILM