563
FNUS73 KLOT 301056
FWSLOT
SPOT FORECAST FOR MIDEWIN RX 3.30.25...MIDEWIN
NATIONAL WEATHER SERVICE CHICAGO IL
556 AM CDT SUN MAR 30 2025
FORECAST IS BASED ON IGNITION TIME OF 0700 CDT ON MARCH 30.
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
PERIODS OF SHOWERS AND THUNDERSTORMS ARE EXPECTED
TODAY. SOME OF THE THUNDERSTORMS MAY BE SEVERE. OTHERWISE, SOUTH
WINDS WILL GUST TO 30 MPH THIS MORNING, TURN SOUTHWEST THIS
AFTERNOON, THEN SHIFT NORTHWEST THIS EVENING BEHIND A COLD FRONT.
MUCH COLDER AIR WILL SPREAD ACROSS THE AREA TONIGHT AND FOR MONDAY.
THERE IS A CHANCE OF RAIN SHOWERS AND POSSIBLY A FEW SNOW SHOWERS
OVERNIGHT INTO EARLY MONDAY MORNING.
REST OF TODAY
SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY IN THE
MORNING, THEN SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
TEMPERATURE.........62 AT IGNITION...MAX 70.
RH..................93 PERCENT AT IGNITION...MIN 68 PERCENT.
WIND (20 FT)........WINDS SOUTH AT 14 MPH AT IGNITION...OTHERWISE
SOUTH WINDS 13 TO 16 MPH WITH GUSTS TO AROUND
28 MPH SHIFTING TO THE SOUTHWEST 17 TO 18 MPH
WITH GUSTS TO AROUND 32 MPH LATE IN THE
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
CHANCE OF PCPN......80 PERCENT.
TRANSPORT WINDS.....SOUTH 18 TO 23 MPH INCREASING TO SOUTHWEST 28
TO 31 MPH LATE IN THE AFTERNOON, THEN
DECREASING TO AROUND 25 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......1000 FT AGL AT IGNITION...OTHERWISE 3500 FT
AGL.
SMOKE DISPERSAL.....FAIR /17400 KNOT-FT/ AT IGNITION.
MAX...EXCELLENT /89600 KNOT-FT/.
TIME (CDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........100 99 97 96 93 90 87 88 89 90 88
WEATHER COV.....SCH CHC CHC LKY LKY CHC CHC DEF LKY CHC SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW
TEMP............62 63 64 66 67 69 70 70 69 66 63
RH..............93 90 90 84 81 76 73 71 68 70 70
20 FT WIND DIR..190 180 180 180 180 190 190 200 230 240 240
20 FT WIND SPD..14 15 16 17 18 18 20 20 21 21 21
20 FT WIND GUST.22 24 26 28 29 29 30 31 32 32 31
MIX HGT (KFT)...1.0 1.2 1.4 1.5 2.2 2.8 3.5 3.1 2.6 2.2 2.0
TRANSP WIND DIR.190 200 210 200 210 200 210 210 210 230 240
TRANSP WIND SPD.20 18 21 23 23 23 30 28 31 28 25
CHC OF PCPN (%).20 30 50 60 60 40 40 80 70 40 20
VRATE KT-FT/1K..17 19 24 31 44 56 90 73 71 52 44
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS
OVERNIGHT.
TEMPERATURE.........MIN 35.
RH..................MAX 86 PERCENT.
WIND (20 FT)........WEST WINDS 15 TO 17 MPH SHIFTING TO THE
NORTHWEST AROUND 14 MPH AFTER 3 AM.
CHANCE OF PCPN......20 PERCENT.
TRANSPORT WINDS.....WEST 24 TO 26 MPH SHIFTING TO THE NORTHWEST 21
TO 24 MPH AFTER 3 AM.
MIXING HEIGHT.......1700 FT AGL.
SMOKE DISPERSAL.....GOOD (36200 KNOT-FT).
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........86 85 87 89 91 92 92 92 92 91 91 90
WEATHER COV..... SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW
TEMP............60 56 53 50 47 45 43 41 40 38 37 36
RH..............72 74 77 77 76 76 79 86 85 85 85 85
20 FT WIND DIR..250 260 260 270 270 270 270 280 290 310 320 320
20 FT WIND SPD..20 20 18 18 17 17 17 16 16 15 15 15
20 FT WIND GUST.30 29 29 29 28 26 25 24 23 23 23 23
MIX HGT (KFT)...1.8 1.7 1.9 2.2 2.5 2.4 2.4 2.3 2.5 2.6 2.5 2.5
TRANSP WIND DIR.250 250 260 260 270 270 270 280 300 310 310 320
TRANSP WIND SPD.24 25 25 25 25 26 25 25 25 24 23 21
CHC OF PCPN (%).10 10 10 10 10 10 10 20 20 20 20 20
VRATE KT-FT/1K..38 36 42 48 55 55 52 51 56 54 49 46
MONDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.
SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
MORNING.
TEMPERATURE.........MAX 46.
RH..................MIN 53 PERCENT.
WIND (20 FT)........NORTH WINDS 12 TO 14 MPH DECREASING TO AROUND
10 MPH LATE IN THE AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
TRANSPORT WINDS.....NORTH 15 TO 20 MPH.
MIXING HEIGHT.......4200 FT AGL.
SMOKE DISPERSAL.....GOOD (36700 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (60900 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........90 89 87 85 83 82 82 81 76 71 66 59
WEATHER COV.....SCH
WEATHER TYPE....RW
TEMP............35 35 35 37 38 39 41 43 44 45 45 44
RH..............85 82 78 72 70 67 65 60 58 55 53 55
20 FT WIND DIR..330 330 340 340 340 340 340 350 350 350 000 010
20 FT WIND SPD..15 15 15 15 15 15 15 15 15 14 13 12
20 FT WIND GUST.23 23 23 23 23 23 23 23 22 21 20 17
MIX HGT (KFT)...2.5 2.4 2.8 3.0 3.1 3.1 3.3 3.8 3.9 4.1 4.2 3.4
TRANSP WIND DIR.340 350 350 350 350 350 350 350 350 350 350 000
TRANSP WIND SPD.17 17 18 20 20 18 17 18 17 17 16 15
CHC OF PCPN (%).20 10 10 10 10 10 10 0 0 0 0 0
VRATE KT-FT/1K..38 37 45 50 53 50 50 60 58 59 61 46
FORECASTER...CMS
REQUESTED BY...TAYLOR GRIFFIN
TYPE OF REQUEST...PRESCRIBED
.TAG 2508415.0/LOT
.DELDT 03/30/25
.FORMATTERVERSION 2.0.0
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