188
FNUS53 KLOT 220843
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
343 AM CDT TUE SEP 22 2026
DISCUSSION
SPOTTY LIGHT RAIN SHOWERS ARE POSSIBLE ACROSS THE AREA TODAY,
THOUGH NOT ALL AREAS WILL SEE RAIN. IT WILL REMAIN BREEZY AND
COOLER THAN AVERAGE, WITH NORTHEAST WINDS GUSTING TO AROUND 20 MPH
AT TIMES. ANY SPOTTY RAIN CHANCES WILL DIMINISH TONIGHT.
WINDS WILL GRADUALLY DIMINISH THROUGH MID-WEEK, THOUGH SEASONABLY
COOL CONDITIONS WILL CONTINUE. DAYTIME TEMPERATURES WILL
GENERALLY BE IN THE 60S WITH NIGHTTIME LOWS IN THE 40S AND 50S. A
SLIGHT MODERATION IN TEMPERATURES INTO THE LOWER 70S IS LIKELY BY
THE WEEKEND. THE NEXT CHANCE OF PRECIPITATION MAY ARRIVE AS EARLY
AS LATE SATURDAY OR SUNDAY, BUT GREATER CHANCES APPEAR TO HOLD
UNTIL EARLY NEXT WEEK.
ILZ014-222115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 64 (0) 66
MIN RH % (24HR TREND) 63 (-14) 71
MIN TEMP (24HR TREND) 54 (-2) 53
MAX RH % (24HR TREND) 96 (+9) 94
20FT WIND AM (MPH) NE 10-11 NE 10-11
20FT WIND PM (MPH) NE 10-11 NE 8-9 NE 10-11 E 5-8
PEAK WIND GUSTS (MPH) 21 21 21 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3200 2700
MAX MIXING HGT (FT) 3300 3200
TRANSPORT WND (MPH) NE 14 NE 16
VENT RATE (MPH-FT) 49500 51200
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S. EAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ006-222115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 62 (-1) 65
MIN RH % (24HR TREND) 64 (-11) 76
MIN TEMP (24HR TREND) 52 (-3) 51
MAX RH % (24HR TREND) 100 (+10) 100
20FT WIND AM (MPH) NE 11-12 NE 11
20FT WIND PM (MPH) NE 11-12 NE 8-9 NE 11 E 5-8
PEAK WIND GUSTS (MPH) 23 20 21 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 2700
MAX MIXING HGT (FT) 3700 3400
TRANSPORT WND (MPH) NE 18 NE 17
VENT RATE (MPH-FT) 66600 57800
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
INZ001-222115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 65 (+1) 66
MIN RH % (24HR TREND) 67 (-8) 72
MIN TEMP (24HR TREND) 53 (0) 52
MAX RH % (24HR TREND) 92 (+7) 95
20FT WIND AM (MPH) NE 8-9 NE 9-10
20FT WIND PM (MPH) NE 8-9 NE 7-8 NE 9-10 NE 5-7
PEAK WIND GUSTS (MPH) 19 20 21
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1900 2200
MAX MIXING HGT (FT) 2900 2700
TRANSPORT WND (MPH) NE 13 NE 17
VENT RATE (MPH-FT) 40600 45900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
INZ002-222115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 65 (+1) 66
MIN RH % (24HR TREND) 65 (-9) 70
MIN TEMP (24HR TREND) 52 (-1) 51
MAX RH % (24HR TREND) 92 (+5) 96
20FT WIND AM (MPH) NE 8-9 NE 9
20FT WIND PM (MPH) NE 8-9 NE 8 NE 9 NE 5-7
PEAK WIND GUSTS (MPH) 18 18 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 2100
MAX MIXING HGT (FT) 3200 2700
TRANSPORT WND (MPH) NE 12 NE 17
VENT RATE (MPH-FT) 41600 45900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 50. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ013-222115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 63 (-1) 66
MIN RH % (24HR TREND) 64 (-15) 71
MIN TEMP (24HR TREND) 54 (-1) 52
MAX RH % (24HR TREND) 99 (+10) 97
20FT WIND AM (MPH) NE 10 NE 10-11
20FT WIND PM (MPH) NE 10 NE 7 NE 10-11 NE 5-8
PEAK WIND GUSTS (MPH) 19 14 20 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 2900
MAX MIXING HGT (FT) 3400 3300
TRANSPORT WND (MPH) NE 16 NE 17
VENT RATE (MPH-FT) 54400 56100
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ012-222115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 62 (-1) 66
MIN RH % (24HR TREND) 66 (-9) 72
MIN TEMP (24HR TREND) 51 (-3) 51
MAX RH % (24HR TREND) 100 (+10) 99
20FT WIND AM (MPH) NE 10-11 NE 10-11
20FT WIND PM (MPH) NE 10-11 NE 7 NE 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 19 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3500 3000
MAX MIXING HGT (FT) 3700 3500
TRANSPORT WND (MPH) NE 17 NE 18
VENT RATE (MPH-FT) 62900 63000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY. HIGHS AROUND 70. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ005-222115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 61 (-1) 65
MIN RH % (24HR TREND) 68 (-9) 76
MIN TEMP (24HR TREND) 50 (-4) 50
MAX RH % (24HR TREND) 100 (+11) 100
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 5-6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 19 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3600 2800
MAX MIXING HGT (FT) 3800 3700
TRANSPORT WND (MPH) NE 18 NE 17
VENT RATE (MPH-FT) 68400 62900
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT
WINDS.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
SUNDAY
MOSTLY CLOUDY. HIGHS AROUND 70. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
ILZ004-222115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 61 (-1) 66
MIN RH % (24HR TREND) 67 (-9) 74
MIN TEMP (24HR TREND) 49 (-5) 49
MAX RH % (24HR TREND) 100 (+10) 100
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 5-6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 19 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3500 2600
MAX MIXING HGT (FT) 4000 3900
TRANSPORT WND (MPH) NE 16 NE 17
VENT RATE (MPH-FT) 64000 66300
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ011-222115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 62 (-2) 67
MIN RH % (24HR TREND) 67 (-10) 69
MIN TEMP (24HR TREND) 50 (-4) 49
MAX RH % (24HR TREND) 100 (+10) 100
20FT WIND AM (MPH) NE 10-11 NE 10-11
20FT WIND PM (MPH) NE 10-11 NE 6-7 NE 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 19 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 2800
MAX MIXING HGT (FT) 3700 3800
TRANSPORT WND (MPH) NE 16 NE 19
VENT RATE (MPH-FT) 59200 76000
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ003-222115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 61 (-2) 66
MIN RH % (24HR TREND) 66 (-11) 73
MIN TEMP (24HR TREND) 48 (-6) 48
MAX RH % (24HR TREND) 100 (+6) 100
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 5-6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 2600
MAX MIXING HGT (FT) 3900 4200
TRANSPORT WND (MPH) NE 16 NE 17
VENT RATE (MPH-FT) 62400 71400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ008-222115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 62 (-1) 67
MIN RH % (24HR TREND) 66 (-14) 71
MIN TEMP (24HR TREND) 48 (-6) 49
MAX RH % (24HR TREND) 100 (+7) 100
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 5-6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3200 2500
MAX MIXING HGT (FT) 3700 4200
TRANSPORT WND (MPH) NE 16 NE 17
VENT RATE (MPH-FT) 59200 71400
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
MOSTLY CLOUDY. HIGHS AROUND 70. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ010-222115-
LEE-
INCLUDING THE CITY OF DIXON
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 63 (0) 68
MIN RH % (24HR TREND) 67 (-13) 70
MIN TEMP (24HR TREND) 49 (-5) 50
MAX RH % (24HR TREND) 100 (+10) 100
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 5-7 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18 19
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3000 2500
MAX MIXING HGT (FT) 3700 4100
TRANSPORT WND (MPH) NE 14 NE 18
VENT RATE (MPH-FT) 55500 73800
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ019-222115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 65 (+1) 68
MIN RH % (24HR TREND) 63 (-18) 67
MIN TEMP (24HR TREND) 53 (-3) 53
MAX RH % (24HR TREND) 96 (+9) 95
20FT WIND AM (MPH) NE 8-9 NE 9-10
20FT WIND PM (MPH) NE 8-9 NE 6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 17 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2900 3000
MAX MIXING HGT (FT) 3600 3700
TRANSPORT WND (MPH) NE 14 NE 19
VENT RATE (MPH-FT) 54000 74000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ020-222115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 64 (-1) 68
MIN RH % (24HR TREND) 63 (-14) 69
MIN TEMP (24HR TREND) 53 (-2) 53
MAX RH % (24HR TREND) 98 (+9) 96
20FT WIND AM (MPH) NE 9-10 NE 10
20FT WIND PM (MPH) NE 9-10 NE 6 NE 10 LGT/VAR
PEAK WIND GUSTS (MPH) 18 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3000 3100
MAX MIXING HGT (FT) 3400 3400
TRANSPORT WND (MPH) NE 16 NE 19
VENT RATE (MPH-FT) 54400 68000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ021-222115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 66 (+1) 69
MIN RH % (24HR TREND) 63 (-16) 68
MIN TEMP (24HR TREND) 54 (-2) 54
MAX RH % (24HR TREND) 92 (+6) 93
20FT WIND AM (MPH) NE 8-9 NE 9-10
20FT WIND PM (MPH) NE 8-9 NE 5-6 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 17 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2500 3000
MAX MIXING HGT (FT) 3200 3300
TRANSPORT WND (MPH) NE 14 NE 18
VENT RATE (MPH-FT) 48000 59400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ022-222115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 64 (0) 67
MIN RH % (24HR TREND) 66 (-13) 71
MIN TEMP (24HR TREND) 54 (0) 53
MAX RH % (24HR TREND) 95 (+7) 96
20FT WIND AM (MPH) NE 9-10 NE 9-10
20FT WIND PM (MPH) NE 9-10 NE 7 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 18 19
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2700 2900
MAX MIXING HGT (FT) 3000 3000
TRANSPORT WND (MPH) NE 13 NE 18
VENT RATE (MPH-FT) 42000 54000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ032-222115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 66 (+1) 68
MIN RH % (24HR TREND) 65 (-19) 69
MIN TEMP (24HR TREND) 54 (-2) 53
MAX RH % (24HR TREND) 93 (+4) 98
20FT WIND AM (MPH) NE 8-9 NE 9-10
20FT WIND PM (MPH) NE 8-9 NE 6-7 NE 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 16 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 2900
MAX MIXING HGT (FT) 3300 3100
TRANSPORT WND (MPH) NE 13 NE 18
VENT RATE (MPH-FT) 46200 55800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ023-222115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 66 (+1) 67
MIN RH % (24HR TREND) 65 (-13) 69
MIN TEMP (24HR TREND) 54 (0) 52
MAX RH % (24HR TREND) 91 (+5) 95
20FT WIND AM (MPH) NE 7-8 NE 8-9
20FT WIND PM (MPH) NE 7-8 NE 6 NE 8-9 LGT/VAR
PEAK WIND GUSTS (MPH) 16 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 2600
MAX MIXING HGT (FT) 3100 2900
TRANSPORT WND (MPH) NE 13 NE 18
VENT RATE (MPH-FT) 43400 52200
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS, BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
ILZ039-222115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 10 20 10
MAX TEMP (24HR TREND) 66 (+2) 67
MIN RH % (24HR TREND) 66 (-19) 70
MIN TEMP (24HR TREND) 54 (-2) 53
MAX RH % (24HR TREND) 92 (+3) 98
20FT WIND AM (MPH) NE 9 NE 8-9
20FT WIND PM (MPH) NE 9 NE 7-8 NE 8-9 NE 5-7
PEAK WIND GUSTS (MPH) 17 16 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 2500
MAX MIXING HGT (FT) 3400 2900
TRANSPORT WND (MPH) NE 14 NE 17
VENT RATE (MPH-FT) 51000 49300
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. EAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH.
ILZ033-222115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 67 (+2) 67
MIN RH % (24HR TREND) 65 (-14) 68
MIN TEMP (24HR TREND) 54 (-1) 52
MAX RH % (24HR TREND) 91 (+5) 94
20FT WIND AM (MPH) NE 7-8 NE 8-9
20FT WIND PM (MPH) NE 7-8 NE 6 NE 8-9 LGT/VAR
PEAK WIND GUSTS (MPH) 16 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 2300
MAX MIXING HGT (FT) 3500 2900
TRANSPORT WND (MPH) NE 13 NE 17
VENT RATE (MPH-FT) 49000 49300
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
INZ010-222115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 66 (+1) 66
MIN RH % (24HR TREND) 66 (-12) 69
MIN TEMP (24HR TREND) 53 (-1) 52
MAX RH % (24HR TREND) 91 (+5) 95
20FT WIND AM (MPH) NE 7-8 NE 8-9
20FT WIND PM (MPH) NE 7-8 NE 6 NE 8-9 LGT/VAR
PEAK WIND GUSTS (MPH) 16 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 2200
MAX MIXING HGT (FT) 3300 2600
TRANSPORT WND (MPH) NE 13 NE 17
VENT RATE (MPH-FT) 46200 44200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS.
INZ011-222115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
343 AM CDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 67 (+2) 66
MIN RH % (24HR TREND) 66 (-11) 70
MIN TEMP (24HR TREND) 53 (-1) 52
MAX RH % (24HR TREND) 91 (+5) 94
20FT WIND AM (MPH) NE 8-9 NE 8-9
20FT WIND PM (MPH) NE 8-9 NE 7 NE 8-9 NE 5-7
PEAK WIND GUSTS (MPH) 17 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 2100
MAX MIXING HGT (FT) 3200 2500
TRANSPORT WND (MPH) NE 14 NE 17
VENT RATE (MPH-FT) 48000 42500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 50. EAST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT.
FRIDAY
SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT
WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH AFTER MIDNIGHT.
INZ019-222115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
443 AM EDT TUE SEP 22 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER MCLDY MCLDY CLOUDY MCLDY
PRECIP TYPE SHOWERS SHOWERS NONE NONE
CHANCE PRECIP (%) 20 20 10
MAX TEMP (24HR TREND) 67 (+3) 66
MIN RH % (24HR TREND) 67 (-12) 70
MIN TEMP (24HR TREND) 54 (-1) 54
MAX RH % (24HR TREND) 92 (+6) 94
20FT WIND AM (MPH) NE 8-9 NE 8-9
20FT WIND PM (MPH) NE 8-9 NE 7 NE 8-9 NE 5-7
PEAK WIND GUSTS (MPH) 18 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 2100
MAX MIXING HGT (FT) 3400 2400
TRANSPORT WND (MPH) NE 16 NE 16
VENT RATE (MPH-FT) 54400 38400
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.
SUNDAY
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
RATZER
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