379
FNUS53 KLOT 011029
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
429 AM CST SUN FEB 1 2026
DISCUSSION
EXPECT GRADUALLY INCREASING CLOUD COVER TODAY AHEAD OF A ROUND OF
LIGHT ACCUMULATING SNOW UP TO ONE HALF INCH TONIGHT. SEASONABLY
COLD CONDITIONS WILL PERSIST THROUGH MIDWEEK, WITH TEMPERATURES
MODERATING CLOSER TO NORMAL LATE IN THE WEEK. THE NEXT CHANCE FOR
NOTABLE PRECIPITATION IN THE FORM OF SNOW IS THURSDAY NIGHT INTO
FRIDAY.
ILZ014-012230-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 27 (0) 29
MIN RH % (24HR TREND) 61 (-2) 68
MIN TEMP (24HR TREND) 18 (+9) 14
MAX RH % (24HR TREND) 89 (0) 91
20FT WIND AM (MPH) SW 6-10 W 7
20FT WIND PM (MPH) S 6-10 S 6-8 W 7 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1800
MAX MIXING HGT (FT) 2200 2700
TRANSPORT WND (MPH) SW 17 W 11
VENT RATE (MPH-FT) 37400 32400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 10. SOUTH WINDS
AROUND 5 MPH.
ILZ006-012230-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 27 (+1) 27
MIN RH % (24HR TREND) 60 (+1) 71
MIN TEMP (24HR TREND) 18 (+12) 12
MAX RH % (24HR TREND) 89 (-1) 90
20FT WIND AM (MPH) SW 6-10 W 7-8
20FT WIND PM (MPH) S 6-10 S 6-7 W 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 17 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1700
MAX MIXING HGT (FT) 2100 2300
TRANSPORT WND (MPH) S 18 W 12
VENT RATE (MPH-FT) 37800 29900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE LOWER 30S. NORTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 6. NORTH WINDS
AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 19. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 9. SOUTHWEST WINDS
AROUND 5 MPH.
INZ001-012230-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY PCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 25 (0) 29
MIN RH % (24HR TREND) 71 (+6) 76
MIN TEMP (24HR TREND) 16 (+9) 14
MAX RH % (24HR TREND) 93 (-1) 96
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) S 4-8 S 7 W 6-7 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1100 1600
MAX MIXING HGT (FT) 2200 2600
TRANSPORT WND (MPH) S 16 W 12
VENT RATE (MPH-FT) 35200 33800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 11. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 8. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 19. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 8. SOUTH WINDS AROUND 5 MPH.
INZ002-012230-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW SNOW NONE
CHANCE PRECIP (%) 60 20
MAX TEMP (24HR TREND) 25 (+4) 29
MIN RH % (24HR TREND) 72 (+5) 76
MIN TEMP (24HR TREND) 16 (+10) 14
MAX RH % (24HR TREND) 91 (-6) 94
20FT WIND AM (MPH) LGT/VAR SW 7
20FT WIND PM (MPH) S 4-8 S 7 W 7 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1100 1700
MAX MIXING HGT (FT) 2200 2400
TRANSPORT WND (MPH) S 16 W 12
VENT RATE (MPH-FT) 35200 31200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW SHOWERS IN THE
EVENING. LOWS AROUND 10. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 8. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE EVENING,
THEN SNOW LIKELY AFTER MIDNIGHT. NOT AS COLD. LOWS IN THE LOWER
20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. COLDER. LOWS AROUND 10. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY
PARTLY SUNNY. COLDER. HIGHS AROUND 18. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 7. SOUTHWEST WINDS
AROUND 5 MPH.
ILZ013-012230-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY PCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 26 (0) 29
MIN RH % (24HR TREND) 61 (-1) 70
MIN TEMP (24HR TREND) 18 (+10) 14
MAX RH % (24HR TREND) 91 (-6) 90
20FT WIND AM (MPH) SW 6-10 W 7-8
20FT WIND PM (MPH) S 6-10 S 6-7 W 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 17 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1800
MAX MIXING HGT (FT) 2100 2500
TRANSPORT WND (MPH) S 18 W 13
VENT RATE (MPH-FT) 37800 35000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 10. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTHWEST WINDS AROUND 5 MPH.
ILZ012-012230-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY PCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 26 (+1) 29
MIN RH % (24HR TREND) 60 (-6) 69
MIN TEMP (24HR TREND) 17 (+14) 12
MAX RH % (24HR TREND) 91 (-6) 92
20FT WIND AM (MPH) SW 6-11 W 7-8
20FT WIND PM (MPH) S 6-11 S 6-7 NW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 18 14 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1800
MAX MIXING HGT (FT) 2300 2500
TRANSPORT WND (MPH) S 19 NW 12
VENT RATE (MPH-FT) 46000 32500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 8. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 7. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTH WINDS AROUND 5 MPH.
ILZ005-012230-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY PCLDY
PRECIP TYPE NONE SNOW NONE NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 26 (+2) 26
MIN RH % (24HR TREND) 62 (-1) 73
MIN TEMP (24HR TREND) 16 (+14) 10
MAX RH % (24HR TREND) 92 (-3) 92
20FT WIND AM (MPH) SW 6-10 W 7-8
20FT WIND PM (MPH) S 6-10 SW 6-7 NW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 18 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1700
MAX MIXING HGT (FT) 2100 2200
TRANSPORT WND (MPH) S 19 NW 12
VENT RATE (MPH-FT) 42000 28600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 6. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. MUCH
COLDER. LOWS AROUND 5. NORTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 18. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 8. SOUTH WINDS
AROUND 5 MPH.
ILZ004-012230-
BOONE-
INCLUDING THE CITY OF BELVIDERE
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE NONE
CHANCE PRECIP (%) 20 60 10
MAX TEMP (24HR TREND) 26 (+4) 26
MIN RH % (24HR TREND) 60 (-8) 70
MIN TEMP (24HR TREND) 16 (+16) 9
MAX RH % (24HR TREND) 92 (-8) 93
20FT WIND AM (MPH) S 6-10 W 7-8
20FT WIND PM (MPH) S 6-10 SW 5-7 NW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 18 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1700
MAX MIXING HGT (FT) 2200 2300
TRANSPORT WND (MPH) S 20 NW 12
VENT RATE (MPH-FT) 46200 29900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 5. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. NOT AS COLD. HIGHS IN THE MID 30S.
SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. MUCH
COLDER. LOWS AROUND 5. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 18. NORTHWEST
WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 8. SOUTH WINDS
AROUND 5 MPH.
ILZ011-012230-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 20 60 10
MAX TEMP (24HR TREND) 26 (+1) 28
MIN RH % (24HR TREND) 57 (-8) 65
MIN TEMP (24HR TREND) 18 (+17) 12
MAX RH % (24HR TREND) 91 (-8) 90
20FT WIND AM (MPH) SW 1-6 W 7-8
20FT WIND PM (MPH) S 7-12 SW 6-8 NW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 19 15 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1800
MAX MIXING HGT (FT) 2200 2600
TRANSPORT WND (MPH) S 19 NW 12
VENT RATE (MPH-FT) 44000 33800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 7. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
AROUND 5 MPH, INCREASING TO AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 8. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ003-012230-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE NONE
CHANCE PRECIP (%) 20 60
MAX TEMP (24HR TREND) 26 (+5) 26
MIN RH % (24HR TREND) 57 (-10) 66
MIN TEMP (24HR TREND) 16 (+16) 10
MAX RH % (24HR TREND) 91 (-8) 91
20FT WIND AM (MPH) S 6-11 W 7-8
20FT WIND PM (MPH) S 6-11 SW 5-7 NW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 19 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1100 1700
MAX MIXING HGT (FT) 2300 2300
TRANSPORT WND (MPH) S 20 NW 12
VENT RATE (MPH-FT) 48300 29900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 5. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
COLDER. LOWS AROUND 7. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTH WINDS AROUND 5 MPH.
ILZ008-012230-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE NONE
CHANCE PRECIP (%) 20 60
MAX TEMP (24HR TREND) 26 (+2) 27
MIN RH % (24HR TREND) 54 (-5) 61
MIN TEMP (24HR TREND) 17 (+16) 13
MAX RH % (24HR TREND) 92 (-7) 88
20FT WIND AM (MPH) S 7-12 NW 7
20FT WIND PM (MPH) S 7-12 SW 6-8 NW 7 LGT/VAR
PEAK WIND GUSTS (MPH) 20 15 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1100 1800
MAX MIXING HGT (FT) 2300 2400
TRANSPORT WND (MPH) S 20 NW 11
VENT RATE (MPH-FT) 48300 28800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 7. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 13. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE EVENING.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND
10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
COLDER. LOWS AROUND 9. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ010-012230-
LEE-
INCLUDING THE CITY OF DIXON
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY MCLDY
PRECIP TYPE SNOW SNOW NONE NONE
CHANCE PRECIP (%) 30 60
MAX TEMP (24HR TREND) 26 (0) 29
MIN RH % (24HR TREND) 55 (-3) 61
MIN TEMP (24HR TREND) 18 (+16) 15
MAX RH % (24HR TREND) 91 (-8) 85
20FT WIND AM (MPH) S 7-12 W 7
20FT WIND PM (MPH) S 7-12 SW 5-8 NW 7 LGT/VAR
PEAK WIND GUSTS (MPH) 19 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1100 1900
MAX MIXING HGT (FT) 2100 2500
TRANSPORT WND (MPH) S 20 NW 11
VENT RATE (MPH-FT) 44100 30000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY IN THE MORNING THEN CLEARING. HIGHS IN
THE UPPER 20S. NORTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 14. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 11. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S. NORTH
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ019-012230-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY MCLDY
PRECIP TYPE SNOW SNOW FLURRIES NONE
CHANCE PRECIP (%) 20 60 10
MAX TEMP (24HR TREND) 26 (-1) 30
MIN RH % (24HR TREND) 56 (-5) 60
MIN TEMP (24HR TREND) 18 (+14) 16
MAX RH % (24HR TREND) 92 (-1) 89
20FT WIND AM (MPH) SW 5-10 W 7-8
20FT WIND PM (MPH) S 5-10 S 5-7 W 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 19 15
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1900
MAX MIXING HGT (FT) 2100 2900
TRANSPORT WND (MPH) S 19 W 12
VENT RATE (MPH-FT) 42000 37700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 10. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 13. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 11. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S. NORTH
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 13. SOUTHEAST WINDS 5 TO 10 MPH.
ILZ020-012230-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY PCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 27 (+1) 30
MIN RH % (24HR TREND) 60 (-5) 66
MIN TEMP (24HR TREND) 18 (+14) 15
MAX RH % (24HR TREND) 93 (-5) 91
20FT WIND AM (MPH) SW 5-10 W 7
20FT WIND PM (MPH) S 5-10 S 6-7 W 7 LGT/VAR
PEAK WIND GUSTS (MPH) 18
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1900
MAX MIXING HGT (FT) 2300 2900
TRANSPORT WND (MPH) S 19 W 12
VENT RATE (MPH-FT) 46000 37700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. SOUTHEAST WINDS AROUND 5 MPH.
ILZ021-012230-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 26 (-1) 30
MIN RH % (24HR TREND) 65 (+2) 69
MIN TEMP (24HR TREND) 18 (+13) 16
MAX RH % (24HR TREND) 94 (+1) 94
20FT WIND AM (MPH) SW 5-10 W 6-7
20FT WIND PM (MPH) S 5-10 S 6-7 W 6-7 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1700
MAX MIXING HGT (FT) 2000 2900
TRANSPORT WND (MPH) S 18 W 12
VENT RATE (MPH-FT) 36000 37700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 11. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. NORTHWEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 11. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. SOUTHEAST WINDS AROUND 5 MPH.
ILZ022-012230-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 26 (0) 30
MIN RH % (24HR TREND) 66 (+1) 72
MIN TEMP (24HR TREND) 17 (+10) 14
MAX RH % (24HR TREND) 95 (0) 97
20FT WIND AM (MPH) SW 5-9 W 7
20FT WIND PM (MPH) S 5-9 S 6-7 W 7 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1700
MAX MIXING HGT (FT) 2000 2800
TRANSPORT WND (MPH) SW 17 W 12
VENT RATE (MPH-FT) 34000 36400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. WEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTH WINDS AROUND 5 MPH.
ILZ032-012230-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10 10
MAX TEMP (24HR TREND) 25 (-1) 30
MIN RH % (24HR TREND) 67 (+5) 75
MIN TEMP (24HR TREND) 17 (+13) 15
MAX RH % (24HR TREND) 97 (+5) 97
20FT WIND AM (MPH) SW 5-10 W 8
20FT WIND PM (MPH) S 5-10 S 6-7 W 8 LGT/VAR
PEAK WIND GUSTS (MPH) 18 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1500
MAX MIXING HGT (FT) 1900 2500
TRANSPORT WND (MPH) S 18 W 12
VENT RATE (MPH-FT) 34200 32500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 10. WEST WINDS
AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
AROUND 5 MPH, INCREASING TO AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 30S. WEST WINDS
AROUND 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 11. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 12. SOUTHEAST WINDS AROUND 10 MPH.
ILZ023-012230-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 25 (-1) 29
MIN RH % (24HR TREND) 70 (+8) 80
MIN TEMP (24HR TREND) 17 (+10) 14
MAX RH % (24HR TREND) 95 (+5) 98
20FT WIND AM (MPH) SW 5-9 W 6
20FT WIND PM (MPH) S 5-9 S 6-7 W 6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1500
MAX MIXING HGT (FT) 2100 2600
TRANSPORT WND (MPH) S 16 W 13
VENT RATE (MPH-FT) 33600 36400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 8. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. WEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 9. SOUTH WINDS AROUND 5 MPH.
ILZ039-012230-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLOUDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 24 (-1) 30
MIN RH % (24HR TREND) 71 (+7) 81
MIN TEMP (24HR TREND) 15 (+10) 15
MAX RH % (24HR TREND) 96 (+6) 98
20FT WIND AM (MPH) SW 5-10 W 8
20FT WIND PM (MPH) S 5-10 S 6-7 W 8 LGT/VAR
PEAK WIND GUSTS (MPH) 16 13 13
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1400
MAX MIXING HGT (FT) 1800 2200
TRANSPORT WND (MPH) SW 18 W 13
VENT RATE (MPH-FT) 32400 30800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 8. NORTH WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 7. WEST WINDS
AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE MID 30S. WEST WINDS AROUND
15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST WINDS AROUND
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 20S.
NORTHWEST WINDS AROUND 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 10. SOUTH WINDS 5 TO 10 MPH.
ILZ033-012230-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 10 60 10
MAX TEMP (24HR TREND) 25 (-1) 29
MIN RH % (24HR TREND) 70 (+6) 79
MIN TEMP (24HR TREND) 16 (+9) 14
MAX RH % (24HR TREND) 94 (+6) 97
20FT WIND AM (MPH) SW 5-9 SW 6
20FT WIND PM (MPH) S 5-9 S 6 W 6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1500
MAX MIXING HGT (FT) 2100 2500
TRANSPORT WND (MPH) S 17 W 14
VENT RATE (MPH-FT) 35700 37500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 8. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 6. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE MID 30S. WEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 20. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 9. SOUTH WINDS AROUND 5 MPH.
INZ010-012230-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 25 (+1) 29
MIN RH % (24HR TREND) 72 (+5) 84
MIN TEMP (24HR TREND) 16 (+9) 14
MAX RH % (24HR TREND) 93 (0) 97
20FT WIND AM (MPH) LGT/VAR SW 6
20FT WIND PM (MPH) SW 4-8 S 6 W 6 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1000 1600
MAX MIXING HGT (FT) 2200 2500
TRANSPORT WND (MPH) S 14 W 13
VENT RATE (MPH-FT) 33000 35000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 20S. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 6. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE LOWER 30S. WEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 19. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 8. SOUTH WINDS AROUND 5 MPH.
INZ011-012230-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
429 AM CST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW SNOW NONE
CHANCE PRECIP (%) 60 20
MAX TEMP (24HR TREND) 25 (+3) 28
MIN RH % (24HR TREND) 74 (+8) 83
MIN TEMP (24HR TREND) 16 (+11) 14
MAX RH % (24HR TREND) 92 (-6) 96
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) S 4-8 S 6-7 W 6-7 LGT/VAR
PEAK WIND GUSTS (MPH) 13
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1500
MAX MIXING HGT (FT) 2200 2400
TRANSPORT WND (MPH) S 14 W 13
VENT RATE (MPH-FT) 33000 33600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 20S. NORTH WINDS
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 6. LIGHT WINDS,
BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SNOW IN THE MORNING. HIGHS
IN THE LOWER 30S. NORTHWEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST
WINDS AROUND 10 MPH.
SATURDAY
PARTLY SUNNY. COLDER. HIGHS AROUND 19. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 7. SOUTHWEST WINDS
AROUND 5 MPH.
INZ019-012230-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
529 AM EST SUN FEB 1 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE NONE SNOW FLURRIES NONE
CHANCE PRECIP (%) 60 10
MAX TEMP (24HR TREND) 24 (+2) 29
MIN RH % (24HR TREND) 76 (+8) 84
MIN TEMP (24HR TREND) 15 (+11) 15
MAX RH % (24HR TREND) 94 (+1) 97
20FT WIND AM (MPH) LGT/VAR SW 6
20FT WIND PM (MPH) S 4-8 S 6 W 6 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 900 1400
MAX MIXING HGT (FT) 2100 2500
TRANSPORT WND (MPH) S 14 W 14
VENT RATE (MPH-FT) 31500 37500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 20S. NORTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 9. NORTH WINDS AROUND
5 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 20S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 5. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW. NOT AS
COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S. WEST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 19. NORTHWEST
WINDS AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 7. SOUTH WINDS AROUND 5 MPH.
KLUBER
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