977
FNUS73 KPAH 130948
FWSPAH
SPOT FORECAST FOR PYRAMID RX...ILLINOIS DNR
NATIONAL WEATHER SERVICE PADUCAH KY
348 AM CST FRI FEB 13 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 CST ON FEBRUARY 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
AS HIGH PRESSURE MOVES OFF TO THE EAST, SOUTHERLY WINDS RETURN
WITH TRANSPORT WINDS INCREASING TO 10-15 MPH. MOSTLY SUNNY
CONDITIONS ARE FORECAST WITH SLIGHTLY WARMER TEMPERATURES. MIXING
IS DECENT IN THE AFTERNOON THOUGH DISPERSION REMAINS POOR.
AFTERNOON RHS ARE PROJECTED TO DROP TO 35%. RAIN MOVES IN FOR THE
WEEKEND, WITH RAINFALL AMOUNTS LIKELY TO BE AROUND AN INCH.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CWR.................0 PERCENT.
TEMPERATURE.........40 AT IGNITION...MAX 57.
RH..................64 PERCENT AT IGNITION...MIN 35 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......WINDS SOUTH AT 7 MPH AT IGNITION...OTHERWISE
SOUTH WINDS 5 TO 8 MPH.
MIXING HEIGHT.......700 FT AGL AT IGNITION...OTHERWISE 2600 FT AGL.
TRANSPORT WINDS.....SOUTH 9 TO 15 MPH.
SMOKE DISPERSAL.....POOR /7100 KNOT-FT/ AT IGNITION. MAX...POOR
/30900 KNOT-FT/.
TIME (CST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR MCR MCR MCR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0
TEMP............40 45 48 53 55 56 56 57 55
RH..............64 55 49 41 37 35 35 35 40
20 FT WIND DIR..S S S S S S S S S
20 FT WIND SPD..6 7 8 8 7 7 7 6 5
20 FT WIND GUST.14 14 15 15 14 13 13 12 10
MIX HGT (KFT)...0.7 1.3 1.8 2.3 2.4 2.5 2.6 2.2 0.7
TRANSP WIND DIR.S S S S S S S S S
TRANSP WIND SPD.12 15 15 14 13 13 14 13 9
VRATE KT-FT/1K..7 16 23 27 26 28 31 24 6
VENTRATE CAT....PR PR PR PR PR PR PR PR PR
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY CLOUDY (60-70 PERCENT).
CWR.................0 PERCENT.
TEMPERATURE.........MIN 37.
RH..................MAX 85 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTH 9 TO 12 MPH.
SMOKE DISPERSAL.....POOR (2100 KNOT-FT).
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR MCR MCR MCR MCR PC PC PC MC MC MC MC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............51 49 45 44 43 42 40 40 40 39 39 39
RH..............48 52 63 65 67 70 76 76 76 79 79 79
20 FT WIND DIR..S S S S S S S S S S S S
20 FT WIND SPD..3 3 2 2 3 2 2 2 2 2 2 2
20 FT WIND GUST.9 9 9 9 8 8 8 8 7 6 6 7
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.3 0.3 0.3 0.3
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.9 10 10 10 12 12 12 10 9 10 9 9
VRATE KT-FT/1K..3 4 4 4 4 4 4 3 3 3 2 2
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF RAIN
IN THE MORNING, THEN RAIN IN THE AFTERNOON.
CWR.................0 PERCENT INCREASING TO 81 PERCENT.
TEMPERATURE.........MAX 52.
RH..................MIN 71 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHEAST 5 TO 6 MPH IN
THE AFTERNOON.
MIXING HEIGHT.......900 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 13 MPH SHIFTING TO THE SOUTHEAST 14
TO 16 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (1700 KNOT-FT).
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MC MC MC CDY CDY CDY CDY CDY CDY CDY CDY CDY
WEATHER COV.....SCH SCH SCH CHC CHC CHC LKY LKY LKY DEF DEF DEF
WEATHER TYPE....RN RN RN RN RN RN RN RN RN RN RN RN
TSTM COV........
CWR.............0 0 0 0 0 0 70 70 70 80 80 80
TEMP............39 38 39 43 46 48 49 50 51 51 51 49
RH..............82 85 85 76 71 71 74 74 74 77 77 86
20 FT WIND DIR..S SE S S S SE SE SE SE E E E
20 FT WIND SPD..2 2 2 2 3 3 5 5 5 5 5 6
20 FT WIND GUST.6 6 6 7 8 9 10 10 12 12 13 13
MIX HGT (KFT)...0.2 0.3 0.3 0.3 0.5 0.6 0.6 0.9 0.7 0.4 0.5 0.6
TRANSP WIND DIR.S S S S S SW S S SE SE SE E
TRANSP WIND SPD.8 8 8 7 9 10 10 12 13 14 15 16
VRATE KT-FT/1K..2 2 2 2 4 5 6 9 8 5 6 9
VENTRATE CAT....PR PR PR PR PR PR PR PR PR PR PR PR
FORECASTER...LESAGE
REQUESTED BY...DISTRICT HERITAGE BIOLOGIST
TYPE OF REQUEST...PRESCRIBED
.TAG 2602648.0/PAH
.DELDT 02/13/26
.FORMATTERVERSION 2.0.0
.EMAIL STEPHEN.TILLMAN@ILLINOIS.GOV
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