881
FNUS73 KLOT 241251
FWSLOT
SPOT FORECAST FOR MIDEWIN 3/24/2026...MIDEWIN
NATIONAL WEATHER SERVICE CHICAGO IL
751 AM CDT TUE MAR 24 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MARCH 24.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (815) 834-0666 IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
TEMPERATURES IN THE 30S THIS MORNING WILL CLIMB INTO THE 50S THIS
AFTERNOON WITH RH VALUES FALLING TO AROUND 25%. SOUTHERLY WINDS WILL
GRADUALLY DIMINISH OVER THE COURSE OF THIS AFTERNOON. MIXING HEIGHTS
WILL ALSO PEAK AT AROUND 3000 FT AGL THIS AFTERNOON. PRECIPITATION IS
NOT LIKELY TO OCCUR.
WARMER TEMPERATURES AND BREEZIER SOUTH-SOUTHWESTERLY WINDS ARE EXPECTED
TOMORROW. SIMILAR OR SLIGHTLY LOWER AFTERNOON RH VALUES ARE FAVORED AS
WELL.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
TEMPERATURE.........30 AT IGNITION...MAX 54.
RH..................65 PERCENT AT IGNITION...MIN 23 PERCENT.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.
CHANCE OF PCPN......10 PERCENT.
TRANSPORT WINDS.....SOUTH 12 TO 15 MPH DECREASING TO 6 TO 9 MPH
LATE IN THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL AT IGNITION...OTHERWISE 3200 FT
AGL.
SMOKE DISPERSAL.....POOR /12200 KNOT-FT/ AT IGNITION. MAX...FAIR
/24900 KNOT-FT/.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........34 39 52 62 71 71 77 83 84 80
WEATHER COV.....
WEATHER TYPE....
TEMP............30 34 39 41 45 49 51 53 54 54
RH..............65 58 46 42 36 32 27 25 23 24
20 FT WIND DIR..160 180 180 190 190 190 190 190 180 170
20 FT WIND SPD..7 8 9 9 9 8 8 7 6 5
20 FT WIND GUST.14 15 15 14 14 14 13 10 9 8
MIX HGT (KFT)...1.0 1.4 1.8 1.9 2.2 2.5 2.8 3.0 3.2 2.9
TRANSP WIND DIR.160 180 180 190 190 190 190 190 180 170
TRANSP WIND SPD.14 15 14 14 13 12 9 8 7 6
CHC OF PCPN (%).10 0 0 0 0 0 0 0 0 0
VRATE KT-FT/1K..12 17 21 23 24 25 23 22 19 15
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........MIN 37.
RH..................MAX 81 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....SOUTHEAST 7 TO 12 MPH.
MIXING HEIGHT.......400 FT AGL.
SMOKE DISPERSAL.....POOR (2300 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........73 69 53 46 37 46 47 55 61 50 50 52
WEATHER COV.....
WEATHER TYPE....
TEMP............54 50 46 44 42 41 40 39 39 39 38 38
RH..............27 32 39 46 51 54 62 64 65 68 71 75
20 FT WIND DIR..150 140 140 130 130 140 140 140 150 150 150 150
20 FT WIND SPD..5 6 6 5 3 3 3 3 3 3 3 3
20 FT WIND GUST.7
MIX HGT (KFT)...1.9 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.5 0.5
TRANSP WIND DIR.150 140 140 130 130 140 140 140 150 150 150 150
TRANSP WIND SPD.7 8 7 9 10 12 12 12 12 12 12 12
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
VRATE KT-FT/1K..11 4 2 3 4 4 4 4 4 5 5 5
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY.
TEMPERATURE.........MAX 71.
RH..................MIN 23 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 12 TO 14 MPH.
CHANCE OF PCPN......0 PERCENT.
TRANSPORT WINDS.....SOUTH 12 TO 14 MPH INCREASING TO 17 TO 20 MPH
IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......3800 FT AGL.
SMOKE DISPERSAL.....POOR (5200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (64600 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........56 55 52 52 52 54 57 58 59 59 60 63
WEATHER COV.....
WEATHER TYPE....
TEMP............37 38 41 46 51 56 62 67 70 71 70 69
RH..............78 81 76 66 48 39 31 26 24 23 25 26
20 FT WIND DIR..150 150 160 170 180 190 200 200 210 210 210 210
20 FT WIND SPD..3 5 7 10 12 13 14 14 15 15 15 13
20 FT WIND GUST. 12 14 20 21 22 23 23 23 21
MIX HGT (KFT)...0.5 0.5 0.6 1.0 1.3 1.5 2.2 2.8 3.1 3.4 3.8 2.8
TRANSP WIND DIR.150 150 160 180 180 190 200 200 200 210 210 210
TRANSP WIND SPD.12 13 14 14 18 17 17 18 20 20 20 18
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
VRATE KT-FT/1K..5 6 8 12 21 23 33 45 52 59 65 44
FORECASTER...OGOREK
REQUESTED BY...ROSS HOLLOWAY
TYPE OF REQUEST...PRESCRIBED
.TAG 2607526.0/LOT
.DELDT 03/24/26
.FORMATTERVERSION 2.0.0
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