FNUS73 KPAH 121622
FWSPAH

SPOT FORECAST FOR BUCHANAN...ILLINOIS DNR
NATIONAL WEATHER SERVICE PADUCAH KY
1122 AM CDT THU MAR 12 2009

FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 12.

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE THIN OVERCAST DECK WILL BECOME MORE OPAQUE FROM IGNITION TIME THROUGH
THE REMAINDER OF THE AFTERNOON...LIMITING ANY SIGNIFICANT HEATING BEYOND
THE MIDDLE 30S THIS AFTERNOON.

GIVEN THE STRONG INVERSION IN PLACE...MIXING HEIGHTS NEAR IGNITION TIME WILL
BE LIMITED TO NEAR 2000 FEET ABOVE GROUND LEVEL...AND ONLY REACHING NEAR 2700
FEET BY 4 PM CDT.

ANY PLUME THAT DEVELOPS WOULD BE LIMITED IN VICINITY OF THE RIDGE AND TO THE
SOUTHWEST OF THE RIDGE DURING THE AFTERNOON.

NOTE TO USER: THIS PRESCRIBED BURN WAS RECEIVED ONE MINUTE PRIOR TO SCHEDULED
BURN TIME WITHOUT ANY FIRE WEATHER ELEMENTS SELECTED. THE FORECAST WAS PREPARED
FOR THE IGNITION TIME AND FOR THE REST OF TODAY FOR ALL ELEMENTS.
SINCE THE FORECAST WAS PLACED INTO THE QUEUE...A MANDATORY FORECAST WAS REQUIRED
BY THIS OFFICE BY DEFAULT.

.TODAY...

SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT) THEN BECOMING
                    CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF VERY
                    LIGHT SNOW IN THE AFTERNOON.
TEMPERATURE.........31 AT IGNITION...MAX 36.
RH..................62 PERCENT AT IGNITION...MIN 49 PERCENT.
WIND (20 FT)........WINDS NORTHEAST AT 10 MPH AT
                    IGNITION...OTHERWISE NORTHEAST WINDS 7 TO 11
                    MPH.
CWR.................0 PERCENT.
HAINES INDEX........4 LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE
                    GROWTH AT IGNITION...MAX 4.
MIXING HEIGHT.......2300 FT AGL AT IGNITION...OTHERWISE 1600-2800
                    FT AGL.
TRANSPORT WINDS.....NORTHEAST 16 TO 24 MPH.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........CDY CDY CDY CDY CDY CDY CDY CDY
WEATHER COV.....        SCH SCH SCH SCH SCH SCH
WEATHER TYPE....        SN  SN  SN  SN  SN  SN
TEMP............31  32  34  35  36  36  36  35
RH..............62  57  53  49  47  45  48  49
20 FT WIND DIR..NE  NE  NE  NE  NE  NE  NE  NE
20 FT WIND SPD..8   8   7   7   6   6   6   6
20 FT WIND GUST.20  20  10  10  10  10  10  10
MIX HGT (KFT)...2.3 2.5 2.7 2.8 2.8 2.8 2.8 2.8
TRANSP WIND DIR.NE  NE  NE  NE  NE  NE  NE  NE
TRANSP WIND SPD.18  17  16  16  16  17  18  18
CWR.............0   0   0   0   0   0   0   0
HAINES INDEX....4   4   4   4   3   3   3   2

$$
FORECASTER...SMITH
REQUESTED BY...RICHARD JOHNSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20090312.BUCHA.01/PAH