293
FNUS53 KLOT 230928
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
428 AM CDT SAT MAY 23 2026
DISCUSSION
ISOLATED SHOWERS NEAR THE LAKE WILL MOVE EAST AWAY FROM THE AREA
BY LATE MORNING. INLAND TEMPERATURES ARE EXPECTED IN THE 70S AND
TEMPS IN THE 60S CLOSER TO THE LAKESHORE. LIGHT NORTHERLY WINDS
ARE EXPECTED THROUGH THE DAY WITH A LAKE BREEZE DEVELOPING IN THE
LATE AFTERNOON.
A WEAK FRONT WILL PASS OVER THE AREA OVERNIGHT INTO SUNDAY. A
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS ARE
EXPECTED ALONG AND AHEAD OF THE FRONT, THOUGH THE BEST CHANCES
FOR THUNDER IS ON SUNDAY EAST OF INTERSTATE 55.
DRIER CONDITIONS ARE EXPECTED EARLY NEXT WEEK IN THE WAKE OF THE
FRONT, WITH MINIMUM RHS IN THE 30S. HIGH TEMPERATURES WILL
CONTINUE A WARMING TREND WITH MONDAY AND TUESDAY IN THE 80S.
THERE IS ANOTHER CHANCE FOR RAIN AND POTENTIALLY SOME THUNDER
TUESDAY NIGHT INTO WEDNESDAY.
ILZ014-232115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 40 40
MAX TEMP (24HR TREND) 72 (+6) 78
MIN RH % (24HR TREND) 57 (+12) 42
MIN TEMP (24HR TREND) 54 (0) 57
MAX RH % (24HR TREND) 99 (+6) 85
20FT WIND AM (MPH) N 5-6 LGT/VAR
20FT WIND PM (MPH) NE 5-6 LGT/VAR NE 4-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2000 3200
MAX MIXING HGT (FT) 3600 5400
TRANSPORT WND (MPH) NE 8 NE 11
VENT RATE (MPH-FT) 28800 64800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS AROUND
80. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ006-232115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
MAX TEMP (24HR TREND) 68 (+3) 77
MIN RH % (24HR TREND) 62 (+17) 43
MIN TEMP (24HR TREND) 50 (-2) 55
MAX RH % (24HR TREND) 100 (+7) 88
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) NE 4-6 LGT/VAR E 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.01-0.05 0.00
11 AM MIXING HGT (FT) 1600 3500
MAX MIXING HGT (FT) 3300 5400
TRANSPORT WND (MPH) NE 6 N 11
VENT RATE (MPH-FT) 23100 64800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
TUESDAY 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.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ001-232115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 20 40 50
MAX TEMP (24HR TREND) 71 (0) 77
MIN RH % (24HR TREND) 62 (+19) 51
MIN TEMP (24HR TREND) 54 (-1) 55
MAX RH % (24HR TREND) 100 (+2) 95
20FT WIND AM (MPH) N 6-7 LGT/VAR
20FT WIND PM (MPH) N 6-7 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2100 2400
MAX MIXING HGT (FT) 3400 4100
TRANSPORT WND (MPH) N 9 N 13
VENT RATE (MPH-FT) 30600 57400
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS AROUND
80. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ002-232115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS SHOWERS TSTMS NONE
CHANCE PRECIP (%) 20 40 50
MAX TEMP (24HR TREND) 68 (-4) 76
MIN RH % (24HR TREND) 65 (+24) 55
MIN TEMP (24HR TREND) 54 (-1) 55
MAX RH % (24HR TREND) 98 (-1) 95
20FT WIND AM (MPH) N 7-8 LGT/VAR
20FT WIND PM (MPH) N 7-8 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.01-0.05 0.00
11 AM MIXING HGT (FT) 1900 2200
MAX MIXING HGT (FT) 2600 3000
TRANSPORT WND (MPH) N 10 N 13
VENT RATE (MPH-FT) 26000 42000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ013-232115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 40 30
MAX TEMP (24HR TREND) 73 (+5) 79
MIN RH % (24HR TREND) 56 (+12) 39
MIN TEMP (24HR TREND) 55 (0) 56
MAX RH % (24HR TREND) 98 (+7) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) NE 4-5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2100 3300
MAX MIXING HGT (FT) 4300 6000
TRANSPORT WND (MPH) NE 6 N 12
VENT RATE (MPH-FT) 30100 78000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. NORTHEAST WINDS 10 TO
15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ012-232115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 40 20
MAX TEMP (24HR TREND) 75 (+6) 78
MIN RH % (24HR TREND) 56 (+12) 42
MIN TEMP (24HR TREND) 54 (0) 55
MAX RH % (24HR TREND) 100 (+8) 87
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2200 3700
MAX MIXING HGT (FT) 4400 5700
TRANSPORT WND (MPH) NE 6 NW 11
VENT RATE (MPH-FT) 30800 68400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ005-232115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 40 10
MAX TEMP (24HR TREND) 72 (+5) 78
MIN RH % (24HR TREND) 61 (+18) 42
MIN TEMP (24HR TREND) 53 (0) 54
MAX RH % (24HR TREND) 100 (+8) 86
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1800 3600
MAX MIXING HGT (FT) 4100 5500
TRANSPORT WND (MPH) E 5 NW 10
VENT RATE (MPH-FT) 24600 55000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY 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.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ004-232115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 30 10
MAX TEMP (24HR TREND) 74 (+5) 79
MIN RH % (24HR TREND) 56 (+16) 40
MIN TEMP (24HR TREND) 54 (+1) 55
MAX RH % (24HR TREND) 99 (+9) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2200 3800
MAX MIXING HGT (FT) 4600 5700
TRANSPORT WND (MPH) E 6 NW 10
VENT RATE (MPH-FT) 32200 57000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY 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.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ011-232115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 40 10
MAX TEMP (24HR TREND) 75 (+5) 78
MIN RH % (24HR TREND) 54 (+13) 41
MIN TEMP (24HR TREND) 55 (+1) 55
MAX RH % (24HR TREND) 98 (+7) 86
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2600 4100
MAX MIXING HGT (FT) 4700 6000
TRANSPORT WND (MPH) N 8 NW 11
VENT RATE (MPH-FT) 37600 72000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS AROUND 60. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ003-232115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY MCLEAR CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 30 10
MAX TEMP (24HR TREND) 75 (+4) 79
MIN RH % (24HR TREND) 53 (+13) 38
MIN TEMP (24HR TREND) 55 (+2) 55
MAX RH % (24HR TREND) 98 (+9) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.00 0.00
11 AM MIXING HGT (FT) 2400 4100
MAX MIXING HGT (FT) 4800 6100
TRANSPORT WND (MPH) E 6 NW 11
VENT RATE (MPH-FT) 33600 73200
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ008-232115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY MCLEAR CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 30 10
MAX TEMP (24HR TREND) 76 (+5) 79
MIN RH % (24HR TREND) 53 (+14) 38
MIN TEMP (24HR TREND) 56 (+2) 56
MAX RH % (24HR TREND) 97 (+6) 86
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2800 4200
MAX MIXING HGT (FT) 4800 6000
TRANSPORT WND (MPH) W 9 NW 12
VENT RATE (MPH-FT) 43200 78000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. SOUTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ010-232115-
LEE-
INCLUDING THE CITY OF DIXON
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY MCLEAR CLEAR
PRECIP TYPE NONE TSTMS NONE NONE
CHANCE PRECIP (%) 10 30 10
MAX TEMP (24HR TREND) 76 (+4) 79
MIN RH % (24HR TREND) 53 (+14) 39
MIN TEMP (24HR TREND) 56 (+2) 56
MAX RH % (24HR TREND) 97 (+7) 88
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2800 4300
MAX MIXING HGT (FT) 4900 6100
TRANSPORT WND (MPH) W 9 N 13
VENT RATE (MPH-FT) 44100 85400
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 60S.
EAST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ019-232115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 20
MAX TEMP (24HR TREND) 77 (+4) 79
MIN RH % (24HR TREND) 52 (+10) 40
MIN TEMP (24HR TREND) 58 (+2) 56
MAX RH % (24HR TREND) 95 (+7) 86
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 3100 4000
MAX MIXING HGT (FT) 5000 6000
TRANSPORT WND (MPH) W 8 N 13
VENT RATE (MPH-FT) 40000 84000
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTH WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. EAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ020-232115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY CLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 40 30
MAX TEMP (24HR TREND) 75 (+3) 79
MIN RH % (24HR TREND) 55 (+12) 43
MIN TEMP (24HR TREND) 56 (+1) 55
MAX RH % (24HR TREND) 99 (+8) 88
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2500 3200
MAX MIXING HGT (FT) 4900 5800
TRANSPORT WND (MPH) N 8 NW 12
VENT RATE (MPH-FT) 39200 75400
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH, INCREASING TO AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ021-232115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 40
MAX TEMP (24HR TREND) 77 (+3) 80
MIN RH % (24HR TREND) 53 (+12) 44
MIN TEMP (24HR TREND) 58 (+1) 56
MAX RH % (24HR TREND) 99 (+8) 90
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2900 3000
MAX MIXING HGT (FT) 5100 5800
TRANSPORT WND (MPH) NW 9 N 13
VENT RATE (MPH-FT) 45900 81200
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 80S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ022-232115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 50
MAX TEMP (24HR TREND) 75 (+3) 78
MIN RH % (24HR TREND) 56 (+13) 44
MIN TEMP (24HR TREND) 55 (0) 55
MAX RH % (24HR TREND) 99 (+5) 90
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2300 2800
MAX MIXING HGT (FT) 5000 5600
TRANSPORT WND (MPH) N 8 N 13
VENT RATE (MPH-FT) 40000 78400
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH, INCREASING TO AROUND 15 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ032-232115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY MCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 40
MAX TEMP (24HR TREND) 78 (+3) 80
MIN RH % (24HR TREND) 53 (+11) 44
MIN TEMP (24HR TREND) 59 (+2) 57
MAX RH % (24HR TREND) 100 (+8) 92
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) NW 4-5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 3100 3200
MAX MIXING HGT (FT) 5100 5900
TRANSPORT WND (MPH) W 9 N 13
VENT RATE (MPH-FT) 45900 82600
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE MID 80S. EAST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 80S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. NORTHEAST WINDS 10 TO
15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ023-232115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 50
MAX TEMP (24HR TREND) 75 (+1) 78
MIN RH % (24HR TREND) 55 (+14) 47
MIN TEMP (24HR TREND) 57 (+1) 55
MAX RH % (24HR TREND) 99 (+4) 94
20FT WIND AM (MPH) N 5 LGT/VAR
20FT WIND PM (MPH) NW 5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2500 2800
MAX MIXING HGT (FT) 5100 5300
TRANSPORT WND (MPH) NW 9 N 14
VENT RATE (MPH-FT) 45900 79500
VENT RATE CATEGORY POOR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ039-232115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 50 50
MAX TEMP (24HR TREND) 77 (+2) 79
MIN RH % (24HR TREND) 54 (+6) 48
MIN TEMP (24HR TREND) 59 (+2) 57
MAX RH % (24HR TREND) 99 (+4) 93
20FT WIND AM (MPH) NW 5 LGT/VAR
20FT WIND PM (MPH) NW 5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2900 2900
MAX MIXING HGT (FT) 5300 5200
TRANSPORT WND (MPH) W 9 N 12
VENT RATE (MPH-FT) 47700 67600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. SOUTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. EAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. EAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ033-232115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS SHOWERS NONE
CHANCE PRECIP (%) 10 50 50
MAX TEMP (24HR TREND) 76 (+1) 79
MIN RH % (24HR TREND) 54 (+4) 47
MIN TEMP (24HR TREND) 58 (+1) 56
MAX RH % (24HR TREND) 98 (+3) 94
20FT WIND AM (MPH) NW 5 LGT/VAR
20FT WIND PM (MPH) NW 5 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00
11 AM MIXING HGT (FT) 2900 2800
MAX MIXING HGT (FT) 5400 5100
TRANSPORT WND (MPH) NW 8 N 11
VENT RATE (MPH-FT) 43200 61200
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 60S. EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ010-232115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE TSTMS TSTMS NONE
CHANCE PRECIP (%) 10 40 50
MAX TEMP (24HR TREND) 74 (+1) 77
MIN RH % (24HR TREND) 57 (+12) 51
MIN TEMP (24HR TREND) 57 (+1) 55
MAX RH % (24HR TREND) 99 (+1) 96
20FT WIND AM (MPH) NW 6 LGT/VAR
20FT WIND PM (MPH) NW 6 LGT/VAR N 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.05-0.10 0.00
11 AM MIXING HGT (FT) 2500 2400
MAX MIXING HGT (FT) 5000 5000
TRANSPORT WND (MPH) NW 9 N 13
VENT RATE (MPH-FT) 45000 70000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ011-232115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
428 AM CDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS TSTMS TSTMS NONE
CHANCE PRECIP (%) 20 40 50
MAX TEMP (24HR TREND) 73 (0) 77
MIN RH % (24HR TREND) 61 (+18) 54
MIN TEMP (24HR TREND) 56 (0) 55
MAX RH % (24HR TREND) 99 (0) 96
20FT WIND AM (MPH) NW 7 LGT/VAR
20FT WIND PM (MPH) NW 7 LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.05-0.10 0.00
11 AM MIXING HGT (FT) 2200 2100
MAX MIXING HGT (FT) 4600 4600
TRANSPORT WND (MPH) NW 9 N 12
VENT RATE (MPH-FT) 41400 59800
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ019-232115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
528 AM EDT SAT MAY 23 2026
TODAY TONIGHT SUN SUN NIGHT
CLOUD COVER MCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE TSTMS TSTMS NONE
CHANCE PRECIP (%) 10 40 50
MAX TEMP (24HR TREND) 75 (+2) 77
MIN RH % (24HR TREND) 57 (+3) 54
MIN TEMP (24HR TREND) 59 (+2) 56
MAX RH % (24HR TREND) 99 (+1) 96
20FT WIND AM (MPH) NW 6 LGT/VAR
20FT WIND PM (MPH) NW 6 LGT/VAR NW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.05-0.10 0.00
11 AM MIXING HGT (FT) 2400 2100
MAX MIXING HGT (FT) 4900 4600
TRANSPORT WND (MPH) NW 9 NW 11
VENT RATE (MPH-FT) 44100 55200
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS
AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE LOWER 80S.
SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY IN THE MORNING, THEN MOSTLY SUNNY WITH
A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 80S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
DK
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