705
FNUS73 KLOT 271323
FWSLOT
SPOT FORECAST FOR PLANNING MILLER 1...NPS
NATIONAL WEATHER SERVICE CHICAGO IL
823 AM CDT THU MAR 27 2025
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON MARCH 27.
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
TODAY WILL BE MOSTLY CLOUDY, WHICH WILL LIMIT MIXING DEPTHS,
AFTERNOON HIGH TEMPERATURES, AND THE ABILITY FOR MOISTURE (DEW
POINTS) TO MIX DOWNWARD THIS AFTERNOON. WITH THAT SAID, HIGHS WILL
TOP OFF IN THE MID 50S, AND AFTERNOON MINIMUM RELATIVE HUMIDITY
VALUES WILL STALL IN THE MID 50 PERCENT RANGE. WINDS WILL LIGHT (10
KT OR BELOW) AND OUT OF THE SOUTHWEST THIS MORNING, AND GRADUALLY
TURN TO SOUTHERLY EARLY THIS AFTERNOON. A FEW SPRINKLES MAY OCCUR FROM
TIME TO TIME TODAY, THOUGH NO SOAKING RAIN OR DOWNPOURS ARE
EXPECTED.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SPRINKLES.
TEMPERATURE.........48 AT IGNITION...MAX 55.
RH..................82 PERCENT AT IGNITION...MIN 54 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AT 7 MPH AT
IGNITION...OTHERWISE SOUTHWEST WINDS 6 TO 9
MPH.
CHANCE OF PCPN......20 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 12 TO 15 MPH.
MIXING HEIGHT.......1100 FT AGL AT IGNITION...OTHERWISE 3300 FT
AGL.
SMOKE DISPERSAL.....POOR /10600 KNOT-FT/ AT IGNITION. MAX...GOOD
/41500 KNOT-FT/.
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........81 81 82 84 82 81 81 79
WEATHER COV.....SCT SCT SCT SCT SCT SCT SCT SCT
WEATHER TYPE....RW RW RW RW RW RW RW RW
TEMP............48 50 53 54 54 54 53 54
RH..............63 61 54 55 57 57 61 61
20 FT WIND DIR..220 220 220 220 220 210 200 190
20 FT WIND SPD..7 7 8 8 8 9 10 9
20 FT WIND GUST.9 10 10 12 13 14 15 14
MIX HGT (KFT)...1.1 2.3 3.3 3.0 3.3 2.8 2.1 1.9
TRANSP WIND DIR.220 220 220 220 220 210 200 190
TRANSP WIND SPD.12 13 14 14 15 15 15 14
CHC OF PCPN (%).20 20 20 20 20 10 10 10
VRATE KT-FT/1K..11 26 40 36 42 37 28 22
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SCATTERED SPRINKLES IN THE
EVENING, THEN NUMEROUS RAIN SHOWERS AND
SCATTERED THUNDERSTORMS OVERNIGHT.
TEMPERATURE.........MIN 46.
RH..................MAX 93 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 8 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS OVERNIGHT.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS AFTER 3 AM.
CHANCE OF PCPN......60 PERCENT.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH SHIFTING TO THE SOUTH
AROUND 16 MPH AFTER 3 AM.
MIXING HEIGHT.......500 FT AGL.
SMOKE DISPERSAL.....FAIR (15300 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (4800 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........78 78 81 84 88 88 88 89 91 93 96 95
WEATHER COV.....SCT ISO ISO SCT SCT NUM NUM NUM
WEATHER TYPE....RW RW RW RW RW RW RW RW
TEMP............52 51 48 47 46 47 46 46 46 47 47 47
RH..............66 71 80 83 86 83 89 89 89 89 89 89
20 FT WIND DIR..170 160 160 150 150 150 150 150 150 160 160 160
20 FT WIND SPD..8 7 7 7 7 7 7 8 8 9 9 9
20 FT WIND GUST.12 9 8 8 9 10 10 12 13
MIX HGT (KFT)...1.5 0.7 0.5 0.6 0.6 0.7 0.6 0.6 0.7 0.7 0.6 0.6
TRANSP WIND DIR.170 160 150 150 150 150 150 150 150 160 160 160
TRANSP WIND SPD.13 12 10 12 13 14 14 15 14 15 16 16
CHC OF PCPN (%).10 10 10 10 10 20 20 40 50 60 60 60
VRATE KT-FT/1K..15 7 5 6 7 8 7 8 8 9 8 8
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN
BECOMING MOSTLY SUNNY. NUMEROUS RAIN SHOWERS
AND SCATTERED THUNDERSTORMS EARLY IN THE
MORNING, THEN CHANCE OF RAIN SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS LATE IN THE MORNING.
SLIGHT CHANCE OF RAIN SHOWERS EARLY IN THE
AFTERNOON.
TEMPERATURE.........MAX 75.
RH..................MIN 43 PERCENT.
WIND (20 FT)........SOUTH WINDS 9 TO 12 MPH INCREASING TO SOUTHWEST
20 TO 23 MPH WITH GUSTS TO AROUND 40 MPH. GUSTY
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS
IN THE MORNING.
CHANCE OF PCPN......60 PERCENT.
TRANSPORT WINDS.....SOUTH 15 TO 18 MPH INCREASING TO SOUTHWEST 35
TO 39 MPH.
MIXING HEIGHT.......3800 FT AGL.
SMOKE DISPERSAL.....POOR (7000 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (86100 KNOT-FT) IN THE
AFTERNOON INCREASING TO EXCELLENT (94700
KNOT-FT) LATE IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........93 93 87 82 78 69 61 53 45 37 29 25
WEATHER COV.....NUM NUM NUM NUM CHC CHC SCH
WEATHER TYPE....RW RW RW RW RW RW RW
TEMP............47 48 51 54 58 63 67 69 73 74 75 74
RH..............93 93 86 83 75 65 56 53 46 44 43 43
20 FT WIND DIR..170 170 180 190 200 200 210 210 210 220 220 220
20 FT WIND SPD..10 10 10 12 13 15 17 20 22 23 25 24
20 FT WIND GUST.13 14 16 18 22 25 30 33 36 38 40 40
MIX HGT (KFT)...0.6 0.6 0.6 0.8 1.0 1.2 2.1 3.1 3.3 3.5 3.8 3.1
TRANSP WIND DIR.170 170 180 190 200 200 210 210 210 220 220 220
TRANSP WIND SPD.15 15 15 17 18 21 25 32 38 39 37 35
CHC OF PCPN (%).60 60 60 60 30 30 20 0 0 0 0 0
VRATE KT-FT/1K..8 7 7 12 16 22 46 86 108 120 122 95
FORECASTER...BORCHARDT
REQUESTED BY...NATHANIEL ORSBURN
TYPE OF REQUEST...PRESCRIBED
.TAG 2508069.0/LOT
.DELDT 03/26/25
.FORMATTERVERSION 2.0.0
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