FNUS73 KJKL 051711 FWSJKL SPOT FORECAST FOR WIND CAVE...DANIEL BOONE NF NATIONAL WEATHER SERVICE JACKSON KY 111 PM EDT FRI APR 5 2013 FORECAST IS BASED ON REQUEST TIME OF 0701 EDT ON APRIL 05. IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...UPDATED THE FORECAST TO LOWER THE RH FOR TODAY AND TOMORROW. AS THE COLD FRONT MOVES INTO THE AREA...THE RH HAS BEEN DROPPING. NEAR CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED FOR TOMORROW. THERE WILL BE SOME DRY AIR ALOFT TOMORROW...SO EXPECT A RAPID DECREASE IN RH AS THE INVERSION BREAKS. ADDITIONALLY THERE CAN ALSO BE A RAPID CHANGE IN RH IF THE DRY AIR MIXES DOWN TO THE SURFACE. THIS WILL BE POSSIBLE FROM 2-4 PM IN THE AFTERNOON. .REST OF TODAY... SKY/WEATHER.........SUNNY. MAX TEMPERATURE.....AROUND 62. MIN HUMIDITY........25 PERCENT. WIND (20 FT)........NORTHWEST WINDS 7 TO 8 MPH. SURROUNDING RIDGE...NORTHWEST 10 TO 15 MPH. RIDGETOP WIND.......NORTHWEST 10 TO 15 MPH. POP.................0 PERCENT. LAL.................1. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......4700-6200 FT AGL DECREASING TO 2100 FT AGL IN THE EVENING. TRANSPORT WINDS.....NORTHWEST 12 TO 17 MPH. DISPERSION INDEX....74. TIME (EDT) 2 PM 4 PM 6 PM SKY (%).........2 7 8 WEATHER COV..... WEATHER TYPE....NONE NONE NONE TEMP............59 59 58 RH..............26 25 26 20 FT WIND......NW 8 NW 8 NW 8 20 FT WIND GUST.10 10 10 RIDGETOP WIND...NW 15 NW 15 NW 15 MIX HGT (FT)....4700 5800 4800 TRANSPORT WIND..N 12 NW 13 NW 15 HAINES INDEX....3 3 3 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....AROUND 37. MAX HUMIDITY........71 PERCENT. WIND (20 FT)........NORTH WINDS AROUND 5 MPH EARLY BECOMING LIGHT. SURROUNDING RIDGE...EAST AROUND 5 MPH. RIDGETOP WIND.......EAST AROUND 5 MPH. POP.................0 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. TIME (EDT) 8 PM 10 PM MIDNGT 2 AM 4 AM 6 AM SKY (%).........8 11 15 18 23 30 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............56 51 47 43 40 39 RH..............29 36 43 50 61 69 20 FT WIND......N 5 N 3 NE 3 E 3 E 3 E 3 20 FT WIND GUST. 5 5 5 5 5 RIDGETOP WIND...N 5 N 5 NE 5 E 5 E 5 E 5 MIX HGT (FT)....700 300 100 200 400 500 TRANSPORT WIND..N 17 SW 6 S 0 S 0 S 0 S 0 HAINES INDEX....3 3 3 4 4 4 .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........27 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 9 MPH IN THE AFTERNOON. SURROUNDING RIDGE...SOUTH 5 TO 10 MPH INCREASING TO AROUND 15 MPH IN THE AFTERNOON. RIDGETOP WIND.......SOUTH 5 TO 10 MPH INCREASING TO AROUND 15 MPH IN THE AFTERNOON. 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. MIXING HEIGHT.......400-1800 FT AGL INCREASING TO 2400-4200 FT AGL IN THE EARLY AFTERNOON...THEN INCREASING TO 3800-4900 FT AGL IN THE AFTERNOON DECREASING TO 1400 FT AGL IN THE EVENING. TRANSPORT WINDS.....SOUTH 0 TO 8 MPH SHIFTING TO THE SOUTHWEST 10 TO 15 MPH IN THE AFTERNOON...THEN SHIFTING TO THE SOUTH AROUND 5 MPH IN THE EVENING. DISPERSION INDEX....64. TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM 6 PM SKY (%).........35 34 34 33 32 31 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............39 48 57 66 68 67 RH..............71 47 34 28 28 30 20 FT WIND......E 3 SE 3 S 5 S 8 S 9 S 9 20 FT WIND GUST.5 5 10 10 15 15 RIDGETOP WIND...E 5 SE 5 S 5 S 15 S 15 S 15 MIX HGT (FT)....400 1400 2400 4200 4800 3800 TRANSPORT WIND..S 0 S 8 S 12 SW 12 SW 15 S 10 HAINES INDEX....5 5 5 4 4 4 $$ FORECASTER...JACOBSON REQUESTED BY...DISPATCH TYPE OF REQUEST...WILDFIRE .TAG 20130405.WINDC.01/JKL