596
FNUS73 KLMK 161449
FWSLMK
SPOT FORECAST FOR SIPAC P-1,3,6...PURDUE UNIVERSITY, FORESTRY & NATURAL RESOURCES
NATIONAL WEATHER SERVICE LOUISVILLE KY
1049 AM EDT WED APR 16 2025
FORECAST IS BASED ON IGNITION TIME OF 1200 EDT ON APRIL 16.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
LOOKS LIKE A GOOD DAY TO BURN WITH FAVORABLE RH VALUES,
TRANSPORT WINDS, AND MIXING HEIGHTS. THIS WILL YILED DISPERSION IN THE
GOOD RANGE THROUGH THE AFTERNOON. GIVEN THE DIRECTION OF THE TRANSPORT
WINDS, DON'T SEE ANY IMPACTS TO E PURDUE FARM ROAD TO THE NORTH OF THE
BURN.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
TEMPERATURE.........59 AT IGNITION...MAX 66.
RH..................37 PERCENT AT IGNITION...MIN 28 PERCENT.
WIND (20 FT)........WINDS WEST AT 2 MPH AT IGNITION...OTHERWISE
LIGHT WINDS BECOMING NORTHWEST 5 TO 6 MPH LATE
IN THE AFTERNOON, THEN BECOMING LIGHT LATE IN
THE AFTERNOON.
MIXING HEIGHT.......3800 FT AGL AT IGNITION...OTHERWISE 6300 FT
AGL.
TRANSPORT WINDS.....NORTHWEST 14 TO 17 MPH.
SMOKE DISPERSAL.....FAIR /45100 KNOT-FT/ AT IGNITION. MAX...GOOD
/91600 KNOT-FT/.
LVORI...............1.
ADI.................66 EARLY IN THE MORNING INCREASING TO 129 IN
THE AFTERNOON.
TIME (EDT) 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........1 1 2 3 6 16
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............59 61 62 64 65 65
RH..............37 34 31 29 28 28
20 FT WIND DIR..W NW NW NW NW NW
20 FT WIND SPD..2 3 5 4 4 3
20 FT WIND GUST.9 10 11 12 12 11
MIX HGT (KFT)...3.8 4.8 5.5 6.1 6.3 5.8
TRANSP WIND DIR.NW NW NW NW NW NW
TRANSP WIND SPD.14 16 17 17 16 14
LVORI...........1 1 1 1 1 1
ADI.............66 96 108 129 123 98
SDSPL KT-FT/100045 67 83 92 88 70
FORECASTER...BJS
REQUESTED BY...RON RATHFON
TYPE OF REQUEST...PRESCRIBED
.TAG 2510686.0/LMK
.DELDT 04/16/25
.FORMATTERVERSION 2.0.0
.EMAIL RONR@PURDUE.EDU
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