659
FNUS73 KPAH 081509
FWSPAH
SPOT FORECAST FOR STATE OF IL TRACT 50 58 59...USFS SHAWNEE NF
NATIONAL WEATHER SERVICE PADUCAH KY
909 AM CST SUN NOV 8 2009
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON NOVEMBER 08.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
DISPERSION A BIT QUESTIONABLE TODAY WITH MIXING HEIGHTS BARELY
ABOVE 1700 FT AGL PRIOR TO IGNITION TIME...AND THEN ONLY TOPPING
OUT AT AROUND 2500 FT AGL. TRANSPORT WINDS WILL ONLY BE A MODEST
10-12 MPH. OTHERWISE...NO PROBLEMS EXPECTED TODAY. MIXING HEIGHTS
WILL DROP SIGNIFICANTLY SHORTLY AFTER SUNSET...AND AS WINDS GO
NEARLY CALM...GOOD HUMIDITY RECOVERY EXPECTED TONIGHT. MIXING
HEIGHTS WILL BE A BIT HIGHER MONDAY WITH WINDS TRENDING LIGHTER
AND HUMIDITIES INCREASE A BIT...OTHERWISE NO NOTABLE
DIFFERENCES EXPECTED FROM TODAYS NUMBERS.
TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
TEMPERATURE.........66 AT IGNITION...MAX 74.
RH..................54 PERCENT AT IGNITION...MIN 38 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 8 MPH AT IGNITION...THEN
SOUTH 7 TO 12 MPH WITH OCCASIONAL GUSTS TO
AROUND 18 MPH IN THE LATE MORNING AND
AFTERNOON.
CWR.................0 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH AT IGNITION...MAX 4.
MIXING HEIGHT.......1800 FT AGL AT IGNITION...OTHERWISE 2000-2400
FT AGL.
TRANSPORT WINDS.....SOUTH 9 TO 13 MPH.
TIME (CST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TEMP............66 69 71 73 74 74 73 70
RH..............56 48 43 40 40 41 43 49
20 FT WIND DIR..S S S S S S S S
20 FT WIND SPD..5 6 6 7 7 7 6 6
20 FT WIND GUST.10 10 15 15 18 15 10 10
MIX HGT (KFT)...1.8 1.9 2.0 2.2 2.3 2.3 2.3 2.3
TRANSP WIND DIR.SW SW SW SW S S S S
TRANSP WIND SPD.13 13 13 13 13 13 12 9
CWR.............0 0 0 0 0 0 0 0
HAINES INDEX....4 4 4 4 4 4 4 4
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
TEMPERATURE.........MIN 53.
RH..................MAX 90 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH UNTIL EARLY MORNING
BECOMING LIGHT.
CWR.................0 PERCENT.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
MIXING HEIGHT.......2300 FT AGL AT SUNSET...QUICKLY DROPPING TO 1000
FT AGL BY 10 PM.
TRANSPORT WINDS.....SOUTH 5 TO 8 MPH.
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TEMP............66 64 62 60 59 58 58 57 56 56 55 54
RH..............56 58 60 64 67 72 75 77 80 80 83 90
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..5 5 5 5 5 5 5 4 4 3 2 2
20 FT WIND GUST.10 5 5 5 5 5
MIX HGT (KFT)...2.2 2.1 1.8 1.6 1.2 1.2 1.2 1.1 1.1 1.1 1.0 0.9
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.8 7 7 7 7 7 7 7 7 7 6 5
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
HAINES INDEX....4 4 4 4 4 4 4 4 4 4 4 4
FORECASTER...DODD/YORK
REQUESTED BY...SCOTT CRIST
TYPE OF REQUEST...PRESCRIBED
.TAG 20091108.STATE.01/PAH
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