082
FNUS53 KLOT 210719
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
219 AM CDT TUE JUL 21 2026
DISCUSSION
SCATTERED SHOWERS AND EMBEDDED THUNDERSTORMS MAY LINGER INTO THE
EARLY MORNING, ESPECIALLY EAST OF I-39 AND SOUTH OF I-88.
OTHERWISE, EXPECT PARTLY CLOUDY SKIES AND TEMPERATURES CLIMBING
INTO THE LOWER AND MIDDLE 80S DURING THE AFTERNOON. WEST TO
NORTHWEST WINDS WILL GUST TO 20 TO 25 MPH, OCCASIONALLY AS HIGH
AS 30 MPH, DURING THE LATE MORNING AND AFTERNOON. A FEW LIGHT
SHOWERS WILL BE POSSIBLE THIS EVENING AND TONIGHT AROUND AND SOUTH
OF LAKE MICHIGAN.
CONDITIONS WILL TURN SLIGHTLY COOLER FOR THE LATTER HALF OF THE
WEEK WITH DAILY HIGHS IN THE 70S TO AROUND 80. A DRY PATTERN WILL
ALSO SET IN WITH NO RAIN IN THE FORECAST BEYOND TODAY UNTIL AT
LEAST THE END OF THE WEEK, BUT LIKELY NOT UNTIL NEXT WEEK.
ILZ014-212145-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY MCLEAR CLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 86 (+5) 71
MIN RH % (24HR TREND) 43 (-15) 40
MIN TEMP (24HR TREND) 58 (-14) 56
MAX RH % (24HR TREND) 83 (-9) 80
20FT WIND AM (MPH) W 10-15 N 10
20FT WIND PM (MPH) NW 10-15 N 10-11 N 10 LGT/VAR
PEAK WIND GUSTS (MPH) 26 25 20
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 4200 5100
MAX MIXING HGT (FT) 5700 6800
TRANSPORT WND (MPH) NW 20 N 11
VENT RATE (MPH-FT) 119700 81600
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS, BECOMING
EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 90. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ006-212145-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
MAX TEMP (24HR TREND) 82 (0) 70
MIN RH % (24HR TREND) 48 (-13) 41
MIN TEMP (24HR TREND) 55 (-16) 54
MAX RH % (24HR TREND) 79 (-11) 87
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 9-11 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 24 26 20
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4000 5100
MAX MIXING HGT (FT) 5100 7200
TRANSPORT WND (MPH) NW 21 N 10
VENT RATE (MPH-FT) 112200 72000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH,
BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
INZ001-212145-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
MAX TEMP (24HR TREND) 86 (+6) 69
MIN RH % (24HR TREND) 46 (-14) 53
MIN TEMP (24HR TREND) 61 (-11) 53
MAX RH % (24HR TREND) 88 (-6) 87
20FT WIND AM (MPH) W 10-15 N 10-11
20FT WIND PM (MPH) NW 10-15 N 9-10 N 10-11 LGT/VAR
PEAK WIND GUSTS (MPH) 27 27 20
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.01-0.05 0.00
11 AM MIXING HGT (FT) 3800 4500
MAX MIXING HGT (FT) 5500 5200
TRANSPORT WND (MPH) NW 20 N 12
VENT RATE (MPH-FT) 115500 67600
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
INZ002-212145-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 20 30 30
MAX TEMP (24HR TREND) 85 (+4) 67
MIN RH % (24HR TREND) 49 (-10) 63
MIN TEMP (24HR TREND) 60 (-11) 53
MAX RH % (24HR TREND) 84 (-11) 82
20FT WIND AM (MPH) W 10-15 N 8-11
20FT WIND PM (MPH) NW 10-15 N 9-12 N 8-11 LGT/VAR
PEAK WIND GUSTS (MPH) 28 28 20
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.05-0.10 0.00
11 AM MIXING HGT (FT) 3600 4400
MAX MIXING HGT (FT) 5200 5100
TRANSPORT WND (MPH) NW 19 N 13
VENT RATE (MPH-FT) 104000 71400
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
NORTH AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
ILZ013-212145-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 84 (+3) 71
MIN RH % (24HR TREND) 46 (-17) 39
MIN TEMP (24HR TREND) 57 (-15) 55
MAX RH % (24HR TREND) 80 (-14) 81
20FT WIND AM (MPH) W 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 9 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 20 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3900 5200
MAX MIXING HGT (FT) 5300 7100
TRANSPORT WND (MPH) NW 20 N 10
VENT RATE (MPH-FT) 111300 71000
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS, BECOMING
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ012-212145-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 82 (+2) 69
MIN RH % (24HR TREND) 53 (-19) 45
MIN TEMP (24HR TREND) 55 (-16) 53
MAX RH % (24HR TREND) 82 (-14) 86
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8-9 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 24 20 18
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3800 4700
MAX MIXING HGT (FT) 4900 7100
TRANSPORT WND (MPH) NW 21 N 10
VENT RATE (MPH-FT) 107800 71000
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ005-212145-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 80 (-1) 69
MIN RH % (24HR TREND) 53 (-14) 43
MIN TEMP (24HR TREND) 54 (-16) 53
MAX RH % (24HR TREND) 81 (-10) 88
20FT WIND AM (MPH) NW 10-15 N 9
20FT WIND PM (MPH) NW 10-15 N 8-9 N 9 LGT/VAR
PEAK WIND GUSTS (MPH) 24 23 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3900 4800
MAX MIXING HGT (FT) 4800 7300
TRANSPORT WND (MPH) NW 21 N 11
VENT RATE (MPH-FT) 105600 87600
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ004-212145-
BOONE-
INCLUDING THE CITY OF BELVIDERE
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 79 (-2) 69
MIN RH % (24HR TREND) 55 (-12) 44
MIN TEMP (24HR TREND) 54 (-16) 53
MAX RH % (24HR TREND) 83 (-10) 87
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 7-9 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 24 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3900 4500
MAX MIXING HGT (FT) 4800 7100
TRANSPORT WND (MPH) NW 23 N 11
VENT RATE (MPH-FT) 110400 85200
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH.
ILZ011-212145-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 80 (0) 69
MIN RH % (24HR TREND) 56 (-15) 48
MIN TEMP (24HR TREND) 55 (-16) 53
MAX RH % (24HR TREND) 84 (-10) 86
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 24 20 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3800 4300
MAX MIXING HGT (FT) 4700 6600
TRANSPORT WND (MPH) NW 21 N 10
VENT RATE (MPH-FT) 103400 66000
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
ILZ003-212145-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (-2) 70
MIN RH % (24HR TREND) 51 (-16) 42
MIN TEMP (24HR TREND) 54 (-16) 52
MAX RH % (24HR TREND) 79 (-17) 87
20FT WIND AM (MPH) NW 10-15 N 9
20FT WIND PM (MPH) NW 10-15 N 7-10 N 9 LGT/VAR
PEAK WIND GUSTS (MPH) 24 24 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3900 4500
MAX MIXING HGT (FT) 4800 7200
TRANSPORT WND (MPH) NW 23 N 11
VENT RATE (MPH-FT) 110400 86400
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH.
ILZ008-212145-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (-1) 69
MIN RH % (24HR TREND) 52 (-13) 45
MIN TEMP (24HR TREND) 55 (-15) 53
MAX RH % (24HR TREND) 80 (-16) 86
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8-9 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 24 21 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3700 4400
MAX MIXING HGT (FT) 4600 6700
TRANSPORT WND (MPH) NW 23 N 11
VENT RATE (MPH-FT) 105800 80400
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH.
ILZ010-212145-
LEE-
INCLUDING THE CITY OF DIXON
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (-1) 69
MIN RH % (24HR TREND) 54 (-11) 47
MIN TEMP (24HR TREND) 57 (-14) 54
MAX RH % (24HR TREND) 84 (-13) 86
20FT WIND AM (MPH) NW 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 7-8 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 20 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 4000
MAX MIXING HGT (FT) 4500 6200
TRANSPORT WND (MPH) NW 23 N 10
VENT RATE (MPH-FT) 103500 62000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
ILZ019-212145-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
MAX TEMP (24HR TREND) 83 (+2) 70
MIN RH % (24HR TREND) 53 (-15) 49
MIN TEMP (24HR TREND) 59 (-13) 53
MAX RH % (24HR TREND) 86 (-8) 89
20FT WIND AM (MPH) NW 10-15 N 10
20FT WIND PM (MPH) NW 10-15 N 8 N 10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 20 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 3800
MAX MIXING HGT (FT) 4600 6300
TRANSPORT WND (MPH) NW 23 N 10
VENT RATE (MPH-FT) 105800 63000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS AROUND 90. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ020-212145-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 83 (+2) 69
MIN RH % (24HR TREND) 54 (-14) 48
MIN TEMP (24HR TREND) 58 (-14) 53
MAX RH % (24HR TREND) 86 (-12) 86
20FT WIND AM (MPH) W 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 21 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 4500
MAX MIXING HGT (FT) 4700 6700
TRANSPORT WND (MPH) NW 20 N 9
VENT RATE (MPH-FT) 98700 60300
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ021-212145-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
MAX TEMP (24HR TREND) 84 (+3) 70
MIN RH % (24HR TREND) 54 (-11) 48
MIN TEMP (24HR TREND) 60 (-13) 53
MAX RH % (24HR TREND) 88 (-8) 90
20FT WIND AM (MPH) W 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 21 20 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 4100
MAX MIXING HGT (FT) 4700 6200
TRANSPORT WND (MPH) NW 21 N 10
VENT RATE (MPH-FT) 103400 62000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 90. SOUTHWEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. NORTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ022-212145-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10 10
MAX TEMP (24HR TREND) 84 (+4) 71
MIN RH % (24HR TREND) 49 (-15) 44
MIN TEMP (24HR TREND) 60 (-12) 53
MAX RH % (24HR TREND) 88 (-9) 88
20FT WIND AM (MPH) W 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 8-9 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 24 23 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3500 4900
MAX MIXING HGT (FT) 4900 6300
TRANSPORT WND (MPH) NW 21 N 9
VENT RATE (MPH-FT) 107800 56700
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ032-212145-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY MCLEAR CLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 84 (+3) 69
MIN RH % (24HR TREND) 55 (-9) 51
MIN TEMP (24HR TREND) 61 (-11) 53
MAX RH % (24HR TREND) 91 (-5) 92
20FT WIND AM (MPH) W 10-15 N 9
20FT WIND PM (MPH) NW 10-15 N 7-9 N 9 LGT/VAR
PEAK WIND GUSTS (MPH) 23 21 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 3900
MAX MIXING HGT (FT) 4800 5800
TRANSPORT WND (MPH) NW 21 N 10
VENT RATE (MPH-FT) 105600 58000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS AROUND 90. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. NORTH WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ023-212145-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE SHOWERS NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 84 (+4) 71
MIN RH % (24HR TREND) 53 (-9) 47
MIN TEMP (24HR TREND) 61 (-10) 52
MAX RH % (24HR TREND) 90 (-6) 91
20FT WIND AM (MPH) W 10-15 N 9-10
20FT WIND PM (MPH) NW 10-15 N 7-8 N 9-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 23 16
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 3400 4600
MAX MIXING HGT (FT) 4900 5200
TRANSPORT WND (MPH) NW 23 N 10
VENT RATE (MPH-FT) 112700 52000
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS
AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. NORTH WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ039-212145-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 10 10
MAX TEMP (24HR TREND) 85 (+3) 69
MIN RH % (24HR TREND) 55 (-9) 52
MIN TEMP (24HR TREND) 62 (-9) 53
MAX RH % (24HR TREND) 90 (-6) 90
20FT WIND AM (MPH) W 10-15 N 9
20FT WIND PM (MPH) NW 10-15 N 7-8 N 9 LGT/VAR
PEAK WIND GUSTS (MPH) 23 21 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3200 4100
MAX MIXING HGT (FT) 5000 5100
TRANSPORT WND (MPH) NW 21 N 11
VENT RATE (MPH-FT) 110000 61200
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS, BECOMING
EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ033-212145-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 10 10
MAX TEMP (24HR TREND) 85 (+3) 70
MIN RH % (24HR TREND) 55 (-12) 50
MIN TEMP (24HR TREND) 61 (-10) 52
MAX RH % (24HR TREND) 89 (-6) 91
20FT WIND AM (MPH) W 10-15 N 8-9
20FT WIND PM (MPH) NW 10-15 N 7-8 N 8-9 LGT/VAR
PEAK WIND GUSTS (MPH) 23 23 16
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 3400 4400
MAX MIXING HGT (FT) 5100 4900
TRANSPORT WND (MPH) NW 23 N 11
VENT RATE (MPH-FT) 117300 58800
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND 5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. NORTH WINDS
AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
INZ010-212145-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 30 10
MAX TEMP (24HR TREND) 86 (+6) 70
MIN RH % (24HR TREND) 51 (-13) 51
MIN TEMP (24HR TREND) 60 (-11) 51
MAX RH % (24HR TREND) 87 (-8) 92
20FT WIND AM (MPH) W 10-15 N 7-9
20FT WIND PM (MPH) NW 10-15 N 6-8 N 7-9 LGT/VAR
PEAK WIND GUSTS (MPH) 23 23 18
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.00 0.00
11 AM MIXING HGT (FT) 3400 4400
MAX MIXING HGT (FT) 5200 5200
TRANSPORT WND (MPH) NW 23 N 13
VENT RATE (MPH-FT) 119600 72800
VENT RATE CATEGORY VERY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
INZ011-212145-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
219 AM CDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS SHOWERS SHOWERS NONE
CHANCE PRECIP (%) 30 20 10
MAX TEMP (24HR TREND) 85 (+5) 69
MIN RH % (24HR TREND) 51 (-12) 56
MIN TEMP (24HR TREND) 59 (-12) 52
MAX RH % (24HR TREND) 86 (-8) 89
20FT WIND AM (MPH) W 10-15 N 6-10
20FT WIND PM (MPH) NW 10-15 N 7-8 N 6-10 LGT/VAR
PEAK WIND GUSTS (MPH) 23 25 20
PRECIP AMOUNT (IN) 0.01-0.05 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 3300 4400
MAX MIXING HGT (FT) 5300 5600
TRANSPORT WND (MPH) W 23 N 13
VENT RATE (MPH-FT) 121900 78400
VENT RATE CATEGORY VERY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH.
INZ019-212145-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
319 AM EDT TUE JUL 21 2026
TODAY TONIGHT WED WED NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE TSTMS SHOWERS NONE NONE
CHANCE PRECIP (%) 30 20 10
MAX TEMP (24HR TREND) 85 (+4) 70
MIN RH % (24HR TREND) 55 (-15) 54
MIN TEMP (24HR TREND) 60 (-11) 52
MAX RH % (24HR TREND) 88 (-6) 91
20FT WIND AM (MPH) W 10-15 N 6-9
20FT WIND PM (MPH) NW 10-15 N 7-8 N 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 23 23 20
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 3000 4300
MAX MIXING HGT (FT) 5100 5100
TRANSPORT WND (MPH) NW 21 NW 12
VENT RATE (MPH-FT) 112200 66300
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
THURSDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SATURDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. WEST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
DOOM
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