237
FNUS53 KLOT 090827
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
327 AM CDT FRI OCT 9 2026
DISCUSSION
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL
BE POSSIBLE TODAY. SOME AREAS MAY REMAIN DRY, ESPECIALLY SOUTHEAST
OF THE KANKAKEE RIVER. SOUTH TO SOUTHEAST WINDS MAY GUST AS HIGH
AS 25 MPH SATURDAY WITH MINIMUM RELATIVE HUMIDITY LEVELS AS LOW
AS 30 PERCENT, MAINLY SOUTH OF INTERSTATE 80. THERE WILL BE A
CHANCE OF SHOWERS LATE SATURDAY NIGHT INTO SUNDAY MORNING, MAINLY
FOR AREAS SOUTHEAST OF INTERSTATE 55. IF SOME SUNSHINE BREAKS
THROUGH THE CLOUDS, HIGH TEMPERATURES MAY REACH THE MID TO UPPER
70S ON SUNDAY. THEN MONDAY WILL BE VERY WARM WITH HIGHS IN THE
LOWER TO MIDDLE 80S WITH SOUTHWEST WINDS GUSTING AS HIGH AS 25
MPH.
A COLD FRONT IS EXPECTED TO MOVE SOUTH ACROSS THE AREA TUESDAY
THEN PERIODS OF SHOWERS AND THUNDERSTORMS ARE POSSIBLE WEDNESDAY
NIGHT THROUGH FRIDAY MORNING, WHEN ANOTHER COLD FRONT WILL MOVE
ACROSS THE AREA AND LIKELY BRING MUCH COLDER TEMPERATURES TO THE
AREA.
ILZ014-092130-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10 10
MAX TEMP (24HR TREND) 72 (0) 80
MIN RH % (24HR TREND) 50 (+23) 43
MIN TEMP (24HR TREND) 58 (+6) 58
MAX RH % (24HR TREND) 78 (-2) 87
20FT WIND AM (MPH) LGT/VAR S 9-11
20FT WIND PM (MPH) SE 4-8 SE 8-9 S 9-11 SE 5-8
PEAK WIND GUSTS (MPH) 13 16 19 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1300
MAX MIXING HGT (FT) 2500 2200
TRANSPORT WND (MPH) S 10 S 11
VENT RATE (MPH-FT) 25000 26400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS
AROUND 10 MPH, BECOMING NORTH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S.
SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ006-092130-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 10
MAX TEMP (24HR TREND) 69 (-1) 79
MIN RH % (24HR TREND) 56 (+25) 48
MIN TEMP (24HR TREND) 56 (+9) 56
MAX RH % (24HR TREND) 90 (-5) 90
20FT WIND AM (MPH) LGT/VAR S 10-11
20FT WIND PM (MPH) SE 4-8 SE 8-9 S 10-11 S 5-9
PEAK WIND GUSTS (MPH) 13 15 20 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1200 1300
MAX MIXING HGT (FT) 2600 1800
TRANSPORT WND (MPH) S 11 S 13
VENT RATE (MPH-FT) 31200 25200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT.
MONDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE
OF SHOWERS. LOWS IN THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. EAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTH IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50. SOUTHWEST
WINDS AROUND 10 MPH.
INZ001-092130-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 10 20
MAX TEMP (24HR TREND) 75 (+2) 80
MIN RH % (24HR TREND) 44 (+16) 38
MIN TEMP (24HR TREND) 56 (+7) 57
MAX RH % (24HR TREND) 71 (-15) 93
20FT WIND AM (MPH) LGT/VAR S 8-10
20FT WIND PM (MPH) S 3-5 SE 6-7 SE 8-10 SE 5-8
PEAK WIND GUSTS (MPH) 18 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 700 1200
MAX MIXING HGT (FT) 2600 2800
TRANSPORT WND (MPH) S 10 S 12
VENT RATE (MPH-FT) 26000 36400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN
THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
INZ002-092130-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 10 20
MAX TEMP (24HR TREND) 74 (+2) 80
MIN RH % (24HR TREND) 42 (+10) 39
MIN TEMP (24HR TREND) 56 (+8) 57
MAX RH % (24HR TREND) 73 (-12) 93
20FT WIND AM (MPH) LGT/VAR S 8-10
20FT WIND PM (MPH) S 4-5 SE 6-7 SE 8-10 SE 6-8
PEAK WIND GUSTS (MPH) 18 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 800 1200
MAX MIXING HGT (FT) 2500 2700
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 30000 35100
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ013-092130-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10 10
MAX TEMP (24HR TREND) 71 (-1) 79
MIN RH % (24HR TREND) 54 (+28) 44
MIN TEMP (24HR TREND) 58 (+8) 57
MAX RH % (24HR TREND) 75 (-3) 88
20FT WIND AM (MPH) LGT/VAR S 9-10
20FT WIND PM (MPH) SE 4-7 SE 7-8 S 9-10 SE 5-7
PEAK WIND GUSTS (MPH) 15 19 15
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1000 1200
MAX MIXING HGT (FT) 2500 2000
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 30000 26000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTH WINDS
5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S.
EAST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTH WINDS AROUND 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ012-092130-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 71 (-1) 80
MIN RH % (24HR TREND) 56 (+29) 44
MIN TEMP (24HR TREND) 57 (+8) 56
MAX RH % (24HR TREND) 78 (-5) 90
20FT WIND AM (MPH) LGT/VAR S 9-11
20FT WIND PM (MPH) SE 4-7 SE 7-8 S 9-11 LGT/VAR
PEAK WIND GUSTS (MPH) 13 16 20 16
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 900 1100
MAX MIXING HGT (FT) 2000 1900
TRANSPORT WND (MPH) S 11 S 13
VENT RATE (MPH-FT) 24000 26600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS AROUND 15 MPH, BECOMING SOUTHWEST IN
THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ005-092130-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10
MAX TEMP (24HR TREND) 70 (-1) 79
MIN RH % (24HR TREND) 58 (+29) 48
MIN TEMP (24HR TREND) 56 (+8) 55
MAX RH % (24HR TREND) 86 (-2) 87
20FT WIND AM (MPH) LGT/VAR S 10-11
20FT WIND PM (MPH) SE 4-7 SE 7-8 S 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 13 16 20 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1200
MAX MIXING HGT (FT) 2400 1800
TRANSPORT WND (MPH) S 11 S 14
VENT RATE (MPH-FT) 28800 27000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHWEST WINDS AROUND
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 60S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. EAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND
70. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S.
SOUTHWEST WINDS 5 TO 10 MPH.
ILZ004-092130-
BOONE-
INCLUDING THE CITY OF BELVIDERE
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10
MAX TEMP (24HR TREND) 70 (-1) 80
MIN RH % (24HR TREND) 56 (+28) 45
MIN TEMP (24HR TREND) 56 (+9) 54
MAX RH % (24HR TREND) 81 (-8) 87
20FT WIND AM (MPH) LGT/VAR S 10-11
20FT WIND PM (MPH) SE 4-8 SE 7-8 S 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 14 16 21 17
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1200
MAX MIXING HGT (FT) 2100 2000
TRANSPORT WND (MPH) S 12 S 16
VENT RATE (MPH-FT) 27300 32000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND
5 MPH IN THE MORNING, BECOMING LIGHT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS AROUND 70. SOUTH WINDS AROUND 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 40S. WEST
WINDS AROUND 10 MPH.
ILZ011-092130-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 72 (0) 80
MIN RH % (24HR TREND) 53 (+24) 41
MIN TEMP (24HR TREND) 57 (+9) 55
MAX RH % (24HR TREND) 75 (-8) 89
20FT WIND AM (MPH) LGT/VAR S 9-11
20FT WIND PM (MPH) SE 4-8 SE 8 S 9-11 LGT/VAR
PEAK WIND GUSTS (MPH) 13 16 20 16
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1000 1100
MAX MIXING HGT (FT) 1800 1900
TRANSPORT WND (MPH) S 10 S 14
VENT RATE (MPH-FT) 18000 28500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND 5 MPH IN
THE MORNING, BECOMING LIGHT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS AROUND 60. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S.
EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTH WINDS AROUND 15 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
ILZ003-092130-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 70 (-1) 80
MIN RH % (24HR TREND) 57 (+29) 44
MIN TEMP (24HR TREND) 56 (+9) 54
MAX RH % (24HR TREND) 81 (-7) 88
20FT WIND AM (MPH) SE 5-9 S 10-11
20FT WIND PM (MPH) SE 5-9 SE 8 S 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 14 16 20 17
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1200 1300
MAX MIXING HGT (FT) 2000 2000
TRANSPORT WND (MPH) S 11 S 14
VENT RATE (MPH-FT) 24000 30000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS AROUND 70. SOUTHEAST WINDS AROUND 15 MPH, BECOMING
SOUTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER
40S. WEST WINDS 10 TO 15 MPH.
ILZ008-092130-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 72 (0) 81
MIN RH % (24HR TREND) 56 (+28) 42
MIN TEMP (24HR TREND) 58 (+11) 54
MAX RH % (24HR TREND) 76 (-14) 89
20FT WIND AM (MPH) LGT/VAR S 10-11
20FT WIND PM (MPH) SE 4-8 SE 8 S 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 14 16 19 16
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1200 1200
MAX MIXING HGT (FT) 1800 2000
TRANSPORT WND (MPH) S 11 S 14
VENT RATE (MPH-FT) 21600 30000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND
5 MPH IN THE MORNING, BECOMING LIGHT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 60S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER
50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 15 MPH, BECOMING
SOUTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 50. WEST WINDS
AROUND 10 MPH.
ILZ010-092130-
LEE-
INCLUDING THE CITY OF DIXON
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 74 (+1) 81
MIN RH % (24HR TREND) 51 (+22) 40
MIN TEMP (24HR TREND) 58 (+10) 55
MAX RH % (24HR TREND) 69 (-13) 89
20FT WIND AM (MPH) SE 5-8 S 9-11
20FT WIND PM (MPH) SE 5-8 SE 8 S 9-11 LGT/VAR
PEAK WIND GUSTS (MPH) 14 16 18
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1200
MAX MIXING HGT (FT) 1600 1900
TRANSPORT WND (MPH) SE 12 S 14
VENT RATE (MPH-FT) 20800 28500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH
IN THE MORNING, BECOMING LIGHT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND
70. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S.
EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTH WINDS AROUND 15 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 50S. WEST
WINDS AROUND 10 MPH.
ILZ019-092130-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY CLEAR PCLDY PCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70 10
MAX TEMP (24HR TREND) 77 (+1) 82
MIN RH % (24HR TREND) 41 (+17) 35
MIN TEMP (24HR TREND) 58 (+9) 56
MAX RH % (24HR TREND) 64 (-20) 89
20FT WIND AM (MPH) LGT/VAR S 8-10
20FT WIND PM (MPH) SE 4-6 SE 7 SE 8-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1200 1200
MAX MIXING HGT (FT) 2000 2100
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 24000 27300
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER
50S. EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY. SHOWERS LIKELY, MAINLY IN THE MORNING.
HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING
SOUTHWEST IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ020-092130-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 10 10
MAX TEMP (24HR TREND) 74 (-1) 81
MIN RH % (24HR TREND) 50 (+26) 39
MIN TEMP (24HR TREND) 57 (+9) 56
MAX RH % (24HR TREND) 71 (-17) 90
20FT WIND AM (MPH) LGT/VAR S 9-10
20FT WIND PM (MPH) SE 4-7 SE 7 SE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1000 1100
MAX MIXING HGT (FT) 1900 2000
TRANSPORT WND (MPH) S 10 S 12
VENT RATE (MPH-FT) 19000 26000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND
70. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID 50S.
EAST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS AROUND 15 MPH, BECOMING SOUTHWEST IN
THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS 10 TO 15 MPH.
ILZ021-092130-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 77 (0) 83
MIN RH % (24HR TREND) 43 (+20) 36
MIN TEMP (24HR TREND) 58 (+9) 57
MAX RH % (24HR TREND) 65 (-19) 91
20FT WIND AM (MPH) LGT/VAR S 8-9
20FT WIND PM (MPH) SE 4-6 SE 6-7 SE 8-9 LGT/VAR
PEAK WIND GUSTS (MPH) 18
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1200
MAX MIXING HGT (FT) 2200 2600
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 26400 33800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER
50S. EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
ILZ022-092130-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 76 (+1) 82
MIN RH % (24HR TREND) 46 (+21) 38
MIN TEMP (24HR TREND) 58 (+9) 57
MAX RH % (24HR TREND) 68 (-12) 91
20FT WIND AM (MPH) LGT/VAR S 8-10
20FT WIND PM (MPH) SE 4-6 SE 7 SE 8-10 SE 5-7
PEAK WIND GUSTS (MPH) 18
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 900 1100
MAX MIXING HGT (FT) 2400 2600
TRANSPORT WND (MPH) S 11 S 11
VENT RATE (MPH-FT) 28800 31200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. EAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN
THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ032-092130-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY CLEAR MCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10
MAX TEMP (24HR TREND) 80 (+2) 83
MIN RH % (24HR TREND) 35 (+9) 35
MIN TEMP (24HR TREND) 58 (+9) 57
MAX RH % (24HR TREND) 61 (-26) 94
20FT WIND AM (MPH) LGT/VAR S 7-9
20FT WIND PM (MPH) SE 4-6 SE 6 SE 7-9 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1000 1100
MAX MIXING HGT (FT) 2500 2800
TRANSPORT WND (MPH) SE 11 S 12
VENT RATE (MPH-FT) 30000 36400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 10 MPH,
BECOMING NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
ILZ023-092130-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER MCLDY CLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40 10
MAX TEMP (24HR TREND) 78 (+2) 82
MIN RH % (24HR TREND) 39 (+13) 34
MIN TEMP (24HR TREND) 57 (+9) 57
MAX RH % (24HR TREND) 66 (-15) 93
20FT WIND AM (MPH) LGT/VAR S 6-9
20FT WIND PM (MPH) LGT/VAR SE 5-6 SE 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1100 1200
MAX MIXING HGT (FT) 2600 2800
TRANSPORT WND (MPH) S 10 S 12
VENT RATE (MPH-FT) 26000 36400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
ILZ039-092130-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 20 30
MAX TEMP (24HR TREND) 81 (+2) 82
MIN RH % (24HR TREND) 28 (+2) 32
MIN TEMP (24HR TREND) 58 (+8) 57
MAX RH % (24HR TREND) 62 (-17) 96
20FT WIND AM (MPH) LGT/VAR S 7-9
20FT WIND PM (MPH) SE 4-6 SE 6 SE 7-9 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 800 1000
MAX MIXING HGT (FT) 3100 3000
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 37200 39000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH, BECOMING NORTH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND
10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 50S. SOUTHEAST WINDS AROUND 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH.
ILZ033-092130-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY MCLEAR MCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 30 30
MAX TEMP (24HR TREND) 81 (+3) 82
MIN RH % (24HR TREND) 29 (+4) 30
MIN TEMP (24HR TREND) 58 (+10) 57
MAX RH % (24HR TREND) 63 (-17) 94
20FT WIND AM (MPH) LGT/VAR SE 6-9
20FT WIND PM (MPH) LGT/VAR LGT/VAR SE 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 1000 1100
MAX MIXING HGT (FT) 3100 2900
TRANSPORT WND (MPH) S 11 S 12
VENT RATE (MPH-FT) 37200 37700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH,
BECOMING NORTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. COOLER. LOWS IN THE MID 50S.
NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. NORTHEAST WINDS AROUND 5 MPH, BECOMING EAST IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 5 MPH.
INZ010-092130-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 20 30
MAX TEMP (24HR TREND) 78 (+3) 81
MIN RH % (24HR TREND) 33 (+9) 33
MIN TEMP (24HR TREND) 57 (+9) 57
MAX RH % (24HR TREND) 65 (-16) 95
20FT WIND AM (MPH) LGT/VAR SE 6-9
20FT WIND PM (MPH) LGT/VAR LGT/VAR SE 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 900 1100
MAX MIXING HGT (FT) 2700 2900
TRANSPORT WND (MPH) SW 11 S 13
VENT RATE (MPH-FT) 32400 40600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 80S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTHWEST WINDS AROUND 5 MPH.
INZ011-092130-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
327 AM CDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE TSTMS NONE NONE SHOWERS
CHANCE PRECIP (%) 20 30
MAX TEMP (24HR TREND) 77 (+2) 81
MIN RH % (24HR TREND) 35 (+12) 33
MIN TEMP (24HR TREND) 57 (+10) 57
MAX RH % (24HR TREND) 65 (-19) 95
20FT WIND AM (MPH) LGT/VAR SE 6-9
20FT WIND PM (MPH) LGT/VAR SE 5 SE 6-9 SE 5-6
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 800 1100
MAX MIXING HGT (FT) 2800 3000
TRANSPORT WND (MPH) S 9 S 13
VENT RATE (MPH-FT) 25200 42000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTH
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 70S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTHWEST IN THE
AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH.
INZ019-092130-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
427 AM EDT FRI OCT 9 2026
TODAY TONIGHT SAT SAT NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY MCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 10 40
MAX TEMP (24HR TREND) 79 (+2) 81
MIN RH % (24HR TREND) 31 (+5) 33
MIN TEMP (24HR TREND) 58 (+10) 58
MAX RH % (24HR TREND) 62 (-19) 95
20FT WIND AM (MPH) LGT/VAR SE 5-9
20FT WIND PM (MPH) LGT/VAR SE 5 SE 5-9 SE 5-6
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 900 1100
MAX MIXING HGT (FT) 2800 3100
TRANSPORT WND (MPH) S 10 S 13
VENT RATE (MPH-FT) 28000 43400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
5 MPH IN THE MORNING, BECOMING LIGHT.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 80S. SOUTHWEST
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS AROUND
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 50S. SOUTHWEST WINDS 5 TO 10 MPH.
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