806
FNUS53 KLOT 240930
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
430 AM CDT SUN MAY 24 2026
DISCUSSION
SHOWERS AND WIDELY SCATTERED STORMS ARE EXPECTED THIS MORNING
ALONG AND AHEAD OF A FRONT AS IT PASSES. LOCALIZED HEAVY RAIN
RATES MAY CREATE PONDING IN POOR DRAINAGE AREAS. THE BEST CHANCES
FOR THUNDER AND HIGHER RAIN TOTALS IS EXPECTED ALONG AND EAST OF
INTERSTATE 55.
DRIER CONDITIONS ARE EXPECTED THIS AFTERNOON 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.
ILZ014-250930-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 79 (+9) 85
MIN RH % (24HR TREND) 34 (-29) 30
MIN TEMP (24HR TREND) 57 (+2) 61
MAX RH % (24HR TREND) 81 (-17) 76
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) NE 4-6 LGT/VAR S 4-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 4700
MAX MIXING HGT (FT) 6300 6800
TRANSPORT WND (MPH) NE 11 S 13
VENT RATE (MPH-FT) 75600 95200
VENT RATE CATEGORY FAIR GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS AROUND 80. NORTHEAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH
WINDS AROUND 5 MPH.
THURSDAY
MOSTLY 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 UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ006-250930-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 79 (+11) 84
MIN RH % (24HR TREND) 35 (-34) 33
MIN TEMP (24HR TREND) 56 (+4) 59
MAX RH % (24HR TREND) 83 (-15) 80
20FT WIND AM (MPH) NW 5-6 SW 5-8
20FT WIND PM (MPH) N 5-6 LGT/VAR S 5-8 LGT/VAR
PEAK WIND GUSTS (MPH) 13
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3900 4400
MAX MIXING HGT (FT) 6900 6100
TRANSPORT WND (MPH) N 13 S 13
VENT RATE (MPH-FT) 96600 85400
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
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. HIGHS IN THE UPPER 70S. NORTHEAST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
INZ001-250930-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 77 (+8) 82
MIN RH % (24HR TREND) 47 (-19) 37
MIN TEMP (24HR TREND) 54 (-2) 58
MAX RH % (24HR TREND) 89 (-11) 85
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR SE 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 3800
MAX MIXING HGT (FT) 3900 5600
TRANSPORT WND (MPH) N 10 SE 11
VENT RATE (MPH-FT) 39000 67200
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY 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. SOUTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. NORTHEAST WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTH WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
INZ002-250930-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 90
MAX TEMP (24HR TREND) 76 (+8) 81
MIN RH % (24HR TREND) 50 (-21) 38
MIN TEMP (24HR TREND) 54 (-2) 59
MAX RH % (24HR TREND) 88 (-12) 85
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-6 LGT/VAR SE 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1800 3500
MAX MIXING HGT (FT) 3100 5400
TRANSPORT WND (MPH) N 11 SE 10
VENT RATE (MPH-FT) 37200 54000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY 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. SOUTHEAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. EAST WINDS
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTH WINDS
AROUND 5 MPH.
THURSDAY
MOSTLY 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
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ013-250930-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 80 (+5) 85
MIN RH % (24HR TREND) 33 (-24) 30
MIN TEMP (24HR TREND) 57 (0) 62
MAX RH % (24HR TREND) 81 (-18) 77
20FT WIND AM (MPH) NW 5-6 S 5-8
20FT WIND PM (MPH) N 5-6 LGT/VAR S 5-8 LGT/VAR
PEAK WIND GUSTS (MPH) 13
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3700 4600
MAX MIXING HGT (FT) 7100 6700
TRANSPORT WND (MPH) N 13 S 14
VENT RATE (MPH-FT) 99400 100500
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY 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 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ012-250930-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50
MAX TEMP (24HR TREND) 80 (+2) 84
MIN RH % (24HR TREND) 35 (-19) 35
MIN TEMP (24HR TREND) 55 (-1) 59
MAX RH % (24HR TREND) 84 (-16) 82
20FT WIND AM (MPH) NW 5-6 S 5-8
20FT WIND PM (MPH) NW 5-6 LGT/VAR S 5-8 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4000 4000
MAX MIXING HGT (FT) 7100 5900
TRANSPORT WND (MPH) NW 13 S 16
VENT RATE (MPH-FT) 99400 94400
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. 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 MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ005-250930-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40
MAX TEMP (24HR TREND) 79 (+4) 84
MIN RH % (24HR TREND) 37 (-18) 36
MIN TEMP (24HR TREND) 55 (0) 59
MAX RH % (24HR TREND) 82 (-18) 82
20FT WIND AM (MPH) NW 5-6 SW 6-8
20FT WIND PM (MPH) NW 5-6 LGT/VAR S 6-8 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4200 3800
MAX MIXING HGT (FT) 7200 5500
TRANSPORT WND (MPH) NW 16 S 14
VENT RATE (MPH-FT) 115200 82500
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS AROUND 80. NORTHEAST WINDS AROUND
10 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
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ004-250930-
BOONE-
INCLUDING THE CITY OF BELVIDERE
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 30
MAX TEMP (24HR TREND) 80 (+3) 84
MIN RH % (24HR TREND) 35 (-15) 34
MIN TEMP (24HR TREND) 55 (-1) 59
MAX RH % (24HR TREND) 83 (-17) 81
20FT WIND AM (MPH) NW 5 S 6-9
20FT WIND PM (MPH) NW 5 LGT/VAR S 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4600 3800
MAX MIXING HGT (FT) 7500 5700
TRANSPORT WND (MPH) NW 14 S 16
VENT RATE (MPH-FT) 112500 91200
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 10 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
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH.
ILZ011-250930-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR MCLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 40
MAX TEMP (24HR TREND) 80 (+2) 84
MIN RH % (24HR TREND) 35 (-14) 35
MIN TEMP (24HR TREND) 55 (-1) 59
MAX RH % (24HR TREND) 84 (-16) 83
20FT WIND AM (MPH) NW 5 S 5-8
20FT WIND PM (MPH) NW 5 LGT/VAR S 5-8 LGT/VAR
PEAK WIND GUSTS (MPH) 13
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4400 3800
MAX MIXING HGT (FT) 7400 5500
TRANSPORT WND (MPH) NW 14 S 14
VENT RATE (MPH-FT) 111000 82500
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE LOWER 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST WINDS 5 TO
10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ003-250930-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLEAR CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 80 (+3) 85
MIN RH % (24HR TREND) 35 (-14) 33
MIN TEMP (24HR TREND) 55 (-1) 59
MAX RH % (24HR TREND) 85 (-15) 83
20FT WIND AM (MPH) NW 5 S 6-9
20FT WIND PM (MPH) NW 5 LGT/VAR S 6-9 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4900 4000
MAX MIXING HGT (FT) 7600 5700
TRANSPORT WND (MPH) NW 13 S 16
VENT RATE (MPH-FT) 106400 91200
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 10 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
PARTLY CLOUDY. LOWS IN THE LOWER 50S. EAST WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH.
ILZ008-250930-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLEAR CLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 80 (+2) 85
MIN RH % (24HR TREND) 35 (-12) 34
MIN TEMP (24HR TREND) 56 (-1) 59
MAX RH % (24HR TREND) 84 (-15) 84
20FT WIND AM (MPH) LGT/VAR S 6-8
20FT WIND PM (MPH) NW 4-5 LGT/VAR S 6-8 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5100 4000
MAX MIXING HGT (FT) 7800 5600
TRANSPORT WND (MPH) NW 13 S 14
VENT RATE (MPH-FT) 109200 84000
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 80S. EAST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 50S. EAST 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 LOWER 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST WINDS
AROUND 5 MPH.
ILZ010-250930-
LEE-
INCLUDING THE CITY OF DIXON
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLEAR CLEAR CLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 80 (+1) 84
MIN RH % (24HR TREND) 35 (-9) 35
MIN TEMP (24HR TREND) 56 (-1) 59
MAX RH % (24HR TREND) 86 (-14) 85
20FT WIND AM (MPH) LGT/VAR S 6-7
20FT WIND PM (MPH) NW 4-5 LGT/VAR S 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 5100 3900
MAX MIXING HGT (FT) 7600 5600
TRANSPORT WND (MPH) NW 12 S 13
VENT RATE (MPH-FT) 98800 78400
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. EAST WINDS 5 TO
10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE MID 50S. EAST 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. EAST WINDS
AROUND 5 MPH.
ILZ019-250930-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 80 (0) 84
MIN RH % (24HR TREND) 35 (-9) 34
MIN TEMP (24HR TREND) 56 (-3) 59
MAX RH % (24HR TREND) 83 (-16) 82
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR S 4-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 4200 4300
MAX MIXING HGT (FT) 7300 5800
TRANSPORT WND (MPH) N 13 S 13
VENT RATE (MPH-FT) 102200 81200
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 60S. EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ020-250930-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70
MAX TEMP (24HR TREND) 80 (-2) 84
MIN RH % (24HR TREND) 36 (-9) 35
MIN TEMP (24HR TREND) 56 (-2) 59
MAX RH % (24HR TREND) 86 (-14) 83
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-6 LGT/VAR S 4-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3600 4000
MAX MIXING HGT (FT) 7100 5800
TRANSPORT WND (MPH) N 14 S 13
VENT RATE (MPH-FT) 106500 81200
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST 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 IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ021-250930-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 80 (+1) 84
MIN RH % (24HR TREND) 37 (-11) 35
MIN TEMP (24HR TREND) 56 (-4) 60
MAX RH % (24HR TREND) 86 (-14) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR S 3-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.05-0.10 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3400 4300
MAX MIXING HGT (FT) 6900 5900
TRANSPORT WND (MPH) N 14 S 12
VENT RATE (MPH-FT) 103500 76700
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE LOWER 80S. EAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ022-250930-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 79 (+2) 83
MIN RH % (24HR TREND) 36 (-21) 36
MIN TEMP (24HR TREND) 55 (-2) 59
MAX RH % (24HR TREND) 87 (-13) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR S 4-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3000 4000
MAX MIXING HGT (FT) 6400 5900
TRANSPORT WND (MPH) N 12 S 12
VENT RATE (MPH-FT) 83200 76700
VENT RATE CATEGORY GOOD GOOD
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 60S.
EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ032-250930-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 80 (0) 84
MIN RH % (24HR TREND) 36 (-14) 35
MIN TEMP (24HR TREND) 56 (-4) 60
MAX RH % (24HR TREND) 88 (-12) 87
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-6 LGT/VAR SE 4-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 4400
MAX MIXING HGT (FT) 6700 5600
TRANSPORT WND (MPH) N 14 SE 11
VENT RATE (MPH-FT) 100500 67200
VENT RATE CATEGORY GOOD FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY 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.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ023-250930-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 79 (+1) 83
MIN RH % (24HR TREND) 41 (-9) 36
MIN TEMP (24HR TREND) 54 (-4) 58
MAX RH % (24HR TREND) 91 (-9) 85
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR SE 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2600 4100
MAX MIXING HGT (FT) 5400 5700
TRANSPORT WND (MPH) N 12 SE 11
VENT RATE (MPH-FT) 70200 68400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND
5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST WINDS 5 TO
10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH, INCREASING TO AROUND 15 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
ILZ039-250930-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70
MAX TEMP (24HR TREND) 79 (-1) 82
MIN RH % (24HR TREND) 42 (-8) 36
MIN TEMP (24HR TREND) 56 (-4) 60
MAX RH % (24HR TREND) 90 (-10) 87
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-6 LGT/VAR SE 4-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2500 4100
MAX MIXING HGT (FT) 5400 5200
TRANSPORT WND (MPH) N 12 SE 11
VENT RATE (MPH-FT) 70200 62400
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER
MIDNIGHT. LOWS IN THE MID 60S. SOUTHEAST WINDS AROUND 5 MPH.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. EAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. NORTHEAST WINDS 5 TO
10 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS 10 TO
15 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS 5 TO 10 MPH.
ILZ033-250930-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70
MAX TEMP (24HR TREND) 78 (-2) 82
MIN RH % (24HR TREND) 42 (-9) 35
MIN TEMP (24HR TREND) 55 (-5) 59
MAX RH % (24HR TREND) 88 (-12) 84
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR SE 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2200 4000
MAX MIXING HGT (FT) 4900 5300
TRANSPORT WND (MPH) N 11 SE 10
VENT RATE (MPH-FT) 58800 53000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
INZ010-250930-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 77 (-1) 82
MIN RH % (24HR TREND) 48 (0) 37
MIN TEMP (24HR TREND) 54 (-4) 58
MAX RH % (24HR TREND) 90 (-10) 87
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR SE 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 3800
MAX MIXING HGT (FT) 4500 5400
TRANSPORT WND (MPH) N 11 SE 10
VENT RATE (MPH-FT) 54000 54000
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 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
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
INZ011-250930-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
430 AM CDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER PCLDY CLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 80
MAX TEMP (24HR TREND) 76 (0) 81
MIN RH % (24HR TREND) 50 (0) 38
MIN TEMP (24HR TREND) 54 (-4) 59
MAX RH % (24HR TREND) 90 (-10) 87
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.25-0.50 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1900 3700
MAX MIXING HGT (FT) 4200 5400
TRANSPORT WND (MPH) N 12 SE 9
VENT RATE (MPH-FT) 54600 48600
VENT RATE CATEGORY FAIR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 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
5 TO 10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
INZ019-250930-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
530 AM EDT SUN MAY 24 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY MCLEAR CLEAR MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 70
MAX TEMP (24HR TREND) 77 (-2) 81
MIN RH % (24HR TREND) 50 (-1) 39
MIN TEMP (24HR TREND) 56 (-4) 60
MAX RH % (24HR TREND) 87 (-13) 85
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 4-5 LGT/VAR SE 3-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1900 3700
MAX MIXING HGT (FT) 4400 4700
TRANSPORT WND (MPH) N 12 SE 10
VENT RATE (MPH-FT) 57200 47000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. EAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS 5 TO
10 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. NORTHEAST
WINDS AROUND 5 MPH.
DK
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