FNUS73 KJKL 032223 FWSJKL SPOT FORECAST FOR WIND CAVE...USDA FOREST SERVICE NATIONAL WEATHER SERVICE JACKSON KY 623 PM EDT WED APR 3 2013 FORECAST IS BASED ON REQUEST TIME OF 1814 EDT ON APRIL 03. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 9 PM EDT THIS EVENING... .DISCUSSION...A RIDGE OF HIGH PRESSURE WILL MOVE ACROSS THE REGION TONIGHT KEEPING IN PLACE A VERY DRY AIR MASS ACROSS EASTERN KENTUCKY. NORTH TO NORTHEAST WINDS AT AROUND 15 MPH LATE THIS AFTERNOON AND EARLY EVENING WILL SETTLE DOWN FOLLOWING SUNSET. HOWEVER...WITH THE WINDS...TEMPERATURES IN THE MID TO UPPER 50S...AND LOW RH THERE WILL BE A HEIGHTENED CONCERN FOR FIRE BEHAVIOR INTO THE FIRST PART OF THE EVENING. ALSO...GENERALLY POOR HUMIDITY RECOVERIES ARE ANTICIPATED TONIGHT...ESPECIALLY ON THE RIDGES. AN AREA OF LOW PRESSURE WILL MOVE FROM THE WESTERN GULF OF MEXICO NORTHEAST INTO THE CAROLINAS TONIGHT THROUGH FRIDAY. THIS SYSTEM WILL BRING A GOOD CHANCE OF RAIN TO THE SOUTHERN PARTS OF THE REGION REGION LATER THURSDAY WITH RAIN CHANCES CONTINUING INTO THURSDAY NIGHT AND EARLY IN THE DAY ON FRIDAY. RAINFALL FROM THIS SYSTEM WILL BE HIGHER NEARER TO THE VA AND TN BORDERS...WITH THE LIGHTEST AMOUNTS...IF ANY...NORTH OF THE MOUNTAIN PARKWAY. HIGH PRESSURE WILL BUILD INTO THE REGION BEHIND THIS SYSTEM FOR THE WEEKEND...PROVIDING MILDER AND MAINLY DRY WEATHER. SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....UPPER 50S. MIN HUMIDITY........15 PERCENT. WIND (20 FT)........NORTHEAST WINDS AT 5 TO 10 MPH. SURROUNDING RIDGE...NORTHEAST AROUND 15 MPH. RIDGETOP WIND.......NORTHEAST AROUND 15 MPH. POP.................0 PERCENT. LAL.................1. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3700 FT AGL. TRANSPORT WINDS.....EAST IN THE MID TEENS MPH. DISPERSION INDEX....57. TIME (EDT) 7 PM SKY (%).........25 WEATHER COV..... WEATHER TYPE....NONE TEMP............55 RH..............25 20 FT WIND DIR..NE 20 FT WIND SPD..10 20 FT WIND GUST.15 RIDGETOP WIND...NE 15 MIX HGT (KFT)...3.7 TRANSPORT WIND..E 16 HAINES INDEX....3 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....AROUND 30. MAX HUMIDITY........67 PERCENT. WIND (20 FT)........NORTHEAST WINDS 7 TO 10 MPH EARLY BECOMING LIGHT. SURROUNDING RIDGE...EAST 10 TO 15 MPH DECREASING TO AROUND 5 MPH LATE. RIDGETOP WIND.......EAST 10 TO 15 MPH DECREASING TO AROUND 5 MPH LATE. POP.................0 PERCENT. LAL.................1. HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM SKY (%).........17 21 25 32 37 44 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............51 43 39 36 34 31 RH..............19 29 37 44 50 57 20 FT WIND DIR..NE E E E E E 20 FT WIND SPD..9 7 3 3 3 2 20 FT WIND GUST.15 10 5 5 5 5 RIDGETOP WIND...NE 15 E 10 E 5 E 5 E 5 E 5 MIX HGT (KFT)...3.3 1.4 0.8 0.6 0.5 0.5 TRANSPORT WIND..E 18 SE 6 S 0 S 0 S 0 S 0 HAINES INDEX....4 4 4 5 5 5 .THURSDAY... SKY/WEATHER.........PARTLY SUNNY THEN BECOMING CLOUDY. A CHANCE OF RAIN IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 58. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........LIGHT WINDS. SURROUNDING RIDGE...NORTHEAST 0 TO 5 MPH. RIDGETOP WIND.......NORTHEAST 0 TO 5 MPH. POP.................40 PERCENT. LAL.................1. HAINES INDEX........3 TO 4 OR OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......500-1800 FT AGL INCREASING TO 4500-5900 FT AGL. TRANSPORT WINDS.....SOUTH 2 TO 6 MPH INCREASING TO 8 TO 16 MPH UNTIL EVENING. DISPERSION INDEX....55. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........51 58 67 73 80 90 WEATHER COV..... S CHC CHANCE CHANCE CHANCE WEATHER TYPE....NONE NONE RAIN RAIN RAIN RAIN TEMP............30 37 46 53 56 56 RH..............68 50 37 32 35 40 20 FT WIND DIR..E E SE SE SE SE 20 FT WIND SPD..2 3 3 3 3 3 20 FT WIND GUST.5 5 5 5 5 5 RIDGETOP WIND...E 5 E 5 E 5 S 5 E 5 E 5 MIX HGT (KFT)...0.5 0.8 1.8 4.3 5.5 5.4 TRANSPORT WIND..S 0 S 12 S 15 S 8 S 9 S 9 HAINES INDEX....4 4 4 3 3 3 $$ FORECASTER...GREIF REQUESTED BY...DISPATCH TYPE OF REQUEST...WILDFIRE .TAG 20130403.WINDC.01/JKL