FNUS73 KPAH 181644 FWSPAH SPOT FORECAST FOR BRUSH PILES...USFWS, CRAB ORCHARD NWR NATIONAL WEATHER SERVICE PADUCAH KY 1144 AM CDT MON MAY 18 2009 FORECAST IS BASED ON IGNITION TIME OF 1145 CDT ON MAY 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SURFACE HIGH PRESSURE...CENTERED IN NORTHERN INDIANA OVERNIGHT WILL SLOWLY EBB TOWARD THE EASTERN GREAT LAKES AND MID ATLANTIC THROUGH MONDAY NIGHT. ALSO...WITH HIGH PRESSURE ALOFT DOMINATING THE REGION...RAIN CHANCES WILL BE NIL ACROSS THE AREA THROUGH WEDNESDAY...AND UNLIKELY UNTIL NEXT WEEKEND. THE MAIN EFFECT FOR THE HEARTLAND WILL BE LOW DAYTIME RELATIVE HUMIDITIES...RANGING BETWEEN 15 AND 25 PERCENT THROUGH TUESDAY. IN ADDITION...THE TEMPERATURE PROFILE ALOFT...COMBINED WITH WEAK TRANSPORT AND 20 FOOT WINDS...WILL LEAD TO HIGHLY PLUME DOMINATED SMOKE FROM ANY PRESCRIBED BURNS THE NEXT TWO DAYS. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). TEMPERATURE.........65 AT IGNITION...MAX 72. RH..................36 PERCENT AT IGNITION...MIN 23 PERCENT. WIND (20 FT)........WINDS EAST AT 6 MPH AT IGNITION...OTHERWISE LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. HAINES INDEX........5 MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH AT IGNITION...MAX 5. MIXING HEIGHT.......1000-2300 FT AGL INCREASING TO 5300 FT AGL AT IGNITION...OTHERWISE 3800-5300 FT AGL EARLY IN THE MORNING. TRANSPORT WINDS.....SOUTHEAST 0 TO 6 MPH INCREASING TO EAST 9 TO 18 MPH EARLY IN THE MORNING. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........MCR MCR CLR CLR CLR CLR CLR CLR WEATHER COV..... WEATHER TYPE.... TEMP............62 65 67 69 69 70 69 68 RH..............36 32 30 29 29 29 30 32 20 FT WIND DIR..E E E E SE SE SE SE 20 FT WIND SPD..5 5 5 5 5 5 5 4 20 FT WIND GUST. 10 10 10 5 MIX HGT (KFT)...5.3 5.1 4.8 4.8 4.8 4.8 4.9 5.0 TRANSP WIND DIR.E E E E E E E E TRANSP WIND SPD.18 15 12 10 9 9 9 9 CWR.............0 0 0 0 0 0 0 0 HAINES INDEX....5 5 5 5 5 5 5 5 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). TEMPERATURE.........MIN 44. RH..................MAX 89 PERCENT. WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. CWR.................0 PERCENT. HAINES INDEX........4 TO 5 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH TO MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3700-4800 FT AGL DECREASING TO 900-2400 FT AGL EARLY IN THE EVENING. TRANSPORT WINDS.....SOUTH 0 TO 8 MPH. TIME (CDT) 7 PM 9 PM 11 PM 1 AM 3 AM 5 AM SKY (%).........CLEAR CLEAR CLEAR CLEAR CLEAR MCLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............66 57 52 50 47 46 RH..............35 48 59 67 75 81 20 FT WIND......SE 4 SE 2 S 2 S 2 S 2 S 1 20 FT WIND GUST.5 5 MIX HGT (FT)....4800 2400 1000 1100 1000 900 TRANSPORT WIND..E 8 S 2 S 0 S 0 S 0 S 0 CWR.............0 0 0 0 0 0 HAINES INDEX....5 5 5 4 4 4 .TUESDAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). TEMPERATURE.........MAX 78. RH..................MIN 25 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. HAINES INDEX........4 LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1100-3000 FT AGL INCREASING TO 3100-3500 FT AGL LATE IN THE MORNING. TRANSPORT WINDS.....SOUTHEAST 0 TO 8 MPH. TIME (CDT) 7 AM 10 AM 1 PM 4 PM SKY (%).........MCLEAR MCLEAR MCLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............48 65 74 77 RH..............76 42 32 32 20 FT WIND......S 1 S 4G5 S 5 S 5G10 MIX HGT (FT)....1100 2700 3200 3500 TRANSPORT WIND..S 0 S 6 SE 8 SE 7 CWR.............0 0 0 0 HAINES INDEX....4 4 4 4 $$ FORECASTER...BLANCHARD REQUESTED BY...RAYMOND J PARRISH TYPE OF REQUEST...PRESCRIBED .TAG 20090518.BRUSH.01/PAH