047
FNUS53 KLOT 030756
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
256 AM CDT MON AUG 3 2026
DISCUSSION
DRY WEATHER IS EXPECTED THROUGH TUESDAY EVENING. A
COLD FRONT IS EXPECTED TO MOVE ACROSS THE AREA WEDNESDAY AFTERNOON
INTO WEDNESDAY NIGHT BRINGING THE NEXT CHANCE OF SHOWERS AND
THUNDERSTORMS. HEAVY RAIN WILL AGAIN BE POSSIBLE DURING THIS TIME
PERIOD. THERE IS QUITE A BIT OF UNCERTAINTY FOR LATE THIS WEEK
INTO NEXT WEEKEND, BUT SOME PRECIPITATION CHANCES WILL BE
POSSIBLE.
ILZ014-032115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 81 (+6) 84
MIN RH % (24HR TREND) 53 (-23) 51
MIN TEMP (24HR TREND) 61 (-2) 64
MAX RH % (24HR TREND) 99 (+1) 96
20FT WIND AM (MPH) LGT/VAR SW 5-6
20FT WIND PM (MPH) E 2-5 LGT/VAR SW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3500 3600
MAX MIXING HGT (FT) 4900 5500
TRANSPORT WND (MPH) E 4 SW 9
VENT RATE (MPH-FT) 24500 49500
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
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. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 70. SOUTHWEST WINDS AROUND 5 MPH.
ILZ006-032115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 40
MAX TEMP (24HR TREND) 80 (+4) 84
MIN RH % (24HR TREND) 58 (-18) 54
MIN TEMP (24HR TREND) 59 (-1) 64
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR SW 7-8
20FT WIND PM (MPH) E 2-5 LGT/VAR SW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 14
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.05-0.10
11 AM MIXING HGT (FT) 3500 3400
MAX MIXING HGT (FT) 4900 5100
TRANSPORT WND (MPH) E 4 SW 10
VENT RATE (MPH-FT) 24500 51000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. MOSTLY CLOUDY.
HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH, BECOMING NORTH
IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
INZ001-032115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (+5) 82
MIN RH % (24HR TREND) 57 (-20) 55
MIN TEMP (24HR TREND) 56 (-6) 59
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) NE 3-5 LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 3200
MAX MIXING HGT (FT) 4800 5000
TRANSPORT WND (MPH) NE 4 S 9
VENT RATE (MPH-FT) 24000 45000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.
INZ002-032115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (+5) 82
MIN RH % (24HR TREND) 59 (-19) 56
MIN TEMP (24HR TREND) 56 (-5) 59
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) N 3-6 LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3300 2900
MAX MIXING HGT (FT) 4700 4800
TRANSPORT WND (MPH) N 4 S 9
VENT RATE (MPH-FT) 23500 43200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND 5 MPH,
BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ013-032115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 10 20
MAX TEMP (24HR TREND) 82 (+5) 83
MIN RH % (24HR TREND) 51 (-21) 53
MIN TEMP (24HR TREND) 60 (-2) 65
MAX RH % (24HR TREND) 100 (+1) 99
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3500 3500
MAX MIXING HGT (FT) 5100 5400
TRANSPORT WND (MPH) E 3 SW 9
VENT RATE (MPH-FT) 15300 48600
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING THEN CLEARING.
LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE
OF SHOWERS. LOWS AROUND 70. SOUTHWEST WINDS 5 TO 10 MPH.
ILZ012-032115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 30
MAX TEMP (24HR TREND) 81 (+3) 82
MIN RH % (24HR TREND) 56 (-17) 60
MIN TEMP (24HR TREND) 59 (0) 64
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 3000 3000
MAX MIXING HGT (FT) 4800 4500
TRANSPORT WND (MPH) E 3 SW 10
VENT RATE (MPH-FT) 14400 45000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
THURSDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING
NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE
OF SHOWERS. LOWS IN THE UPPER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
ILZ005-032115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 50
MAX TEMP (24HR TREND) 81 (+4) 83
MIN RH % (24HR TREND) 55 (-18) 61
MIN TEMP (24HR TREND) 58 (0) 63
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 3200 3000
MAX MIXING HGT (FT) 4900 4700
TRANSPORT WND (MPH) E 4 SW 10
VENT RATE (MPH-FT) 24500 47000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY, MAINLY IN THE EVENING. LOWS IN THE UPPER 50S.
LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. LIGHT WINDS, BECOMING NORTH AROUND 5 MPH
IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ004-032115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 60
MAX TEMP (24HR TREND) 81 (+3) 83
MIN RH % (24HR TREND) 54 (-16) 61
MIN TEMP (24HR TREND) 58 (+1) 63
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 3000 3000
MAX MIXING HGT (FT) 4700 4600
TRANSPORT WND (MPH) SE 4 SW 10
VENT RATE (MPH-FT) 23500 46000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
LIGHT WINDS, BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 50S. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ011-032115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 40
MAX TEMP (24HR TREND) 81 (+3) 83
MIN RH % (24HR TREND) 55 (-16) 59
MIN TEMP (24HR TREND) 59 (+1) 63
MAX RH % (24HR TREND) 100 (0) 99
20FT WIND AM (MPH) LGT/VAR S 6
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.05-0.10
11 AM MIXING HGT (FT) 2600 2800
MAX MIXING HGT (FT) 4700 4400
TRANSPORT WND (MPH) SE 4 SW 9
VENT RATE (MPH-FT) 23500 39600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH, BECOMING NORTH
IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS 5 TO 10 MPH.
ILZ003-032115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 10 70
MAX TEMP (24HR TREND) 81 (+2) 83
MIN RH % (24HR TREND) 53 (-15) 61
MIN TEMP (24HR TREND) 57 (0) 62
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR SW 7-8
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 7-8 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2600 3000
MAX MIXING HGT (FT) 4700 4500
TRANSPORT WND (MPH) SE 5 SW 11
VENT RATE (MPH-FT) 28200 54000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 50S. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. SOUTH WINDS
5 TO 10 MPH.
ILZ008-032115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 50
MAX TEMP (24HR TREND) 81 (+2) 83
MIN RH % (24HR TREND) 55 (-13) 60
MIN TEMP (24HR TREND) 58 (+1) 63
MAX RH % (24HR TREND) 100 (+1) 100
20FT WIND AM (MPH) LGT/VAR SW 6-7
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6-7 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2500 2800
MAX MIXING HGT (FT) 4500 4400
TRANSPORT WND (MPH) SE 5 SW 10
VENT RATE (MPH-FT) 27000 44000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE UPPER 50S. LIGHT WINDS.
THURSDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. LIGHT WINDS, BECOMING NORTH AROUND 5 MPH
IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. SOUTH WINDS
5 TO 10 MPH.
ILZ010-032115-
LEE-
INCLUDING THE CITY OF DIXON
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE TSTMS
CHANCE PRECIP (%) 40
MAX TEMP (24HR TREND) 81 (+2) 84
MIN RH % (24HR TREND) 55 (-14) 59
MIN TEMP (24HR TREND) 59 (+1) 63
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR S 6
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.10-0.25
11 AM MIXING HGT (FT) 2300 2800
MAX MIXING HGT (FT) 4400 4600
TRANSPORT WND (MPH) SE 5 SW 10
VENT RATE (MPH-FT) 26400 46000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE
MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS IN THE UPPER
70S. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTH WINDS
5 TO 10 MPH.
ILZ019-032115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 82 (+2) 84
MIN RH % (24HR TREND) 52 (-18) 54
MIN TEMP (24HR TREND) 61 (+1) 65
MAX RH % (24HR TREND) 98 (-2) 95
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05
11 AM MIXING HGT (FT) 2400 2900
MAX MIXING HGT (FT) 4700 4500
TRANSPORT WND (MPH) E 4 S 9
VENT RATE (MPH-FT) 23500 40500
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. SOUTH
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN
THE MID 60S. SOUTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. SOUTH WINDS AROUND
5 MPH.
ILZ020-032115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE SHOWERS
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 82 (+3) 84
MIN RH % (24HR TREND) 55 (-16) 56
MIN TEMP (24HR TREND) 60 (0) 64
MAX RH % (24HR TREND) 100 (0) 99
20FT WIND AM (MPH) LGT/VAR S 5-6
20FT WIND PM (MPH) LGT/VAR LGT/VAR S 5-6 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2600 2900
MAX MIXING HGT (FT) 4700 4800
TRANSPORT WND (MPH) E 3 S 9
VENT RATE (MPH-FT) 14100 43200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. SOUTH
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTH WINDS 5 TO 10 MPH.
ILZ021-032115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 83 (+3) 85
MIN RH % (24HR TREND) 54 (-17) 55
MIN TEMP (24HR TREND) 61 (0) 64
MAX RH % (24HR TREND) 100 (0) 95
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2500 3000
MAX MIXING HGT (FT) 4600 5000
TRANSPORT WND (MPH) E 3 S 9
VENT RATE (MPH-FT) 13800 45000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING
SOUTH AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN
THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE LOWER 80S. LIGHT WINDS, BECOMING WEST AROUND 5 MPH IN THE
AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ022-032115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
MAX TEMP (24HR TREND) 81 (+3) 83
MIN RH % (24HR TREND) 54 (-19) 55
MIN TEMP (24HR TREND) 59 (-2) 61
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR SW 4-5 LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3200 3100
MAX MIXING HGT (FT) 4800 5100
TRANSPORT WND (MPH) NE 3 S 9
VENT RATE (MPH-FT) 14400 45900
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY. SHOWERS LIKELY IN THE MORNING, THEN A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HIGHS IN
THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTH WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.
ILZ032-032115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 82 (+2) 84
MIN RH % (24HR TREND) 57 (-15) 56
MIN TEMP (24HR TREND) 59 (-1) 62
MAX RH % (24HR TREND) 100 (0) 99
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2500 3000
MAX MIXING HGT (FT) 4500 4900
TRANSPORT WND (MPH) E 4 S 8
VENT RATE (MPH-FT) 22500 39200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 80S. LIGHT WINDS, BECOMING SOUTH AROUND 5 MPH IN
THE AFTERNOON.
WEDNESDAY NIGHT
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN
THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT
WINDS, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. SOUTH WINDS AROUND
5 MPH.
ILZ023-032115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 81 (+3) 83
MIN RH % (24HR TREND) 55 (-18) 54
MIN TEMP (24HR TREND) 58 (-3) 60
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3100 3100
MAX MIXING HGT (FT) 4900 5100
TRANSPORT WND (MPH) NE 3 S 6
VENT RATE (MPH-FT) 14700 35700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS, BECOMING SOUTH AROUND 5 MPH
IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS. HIGHS IN THE UPPER 70S. LIGHT WINDS, BECOMING
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
ILZ039-032115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 81 (+2) 83
MIN RH % (24HR TREND) 59 (-14) 56
MIN TEMP (24HR TREND) 59 (-2) 61
MAX RH % (24HR TREND) 100 (0) 99
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2600 3000
MAX MIXING HGT (FT) 4500 4800
TRANSPORT WND (MPH) NE 4 S 6
VENT RATE (MPH-FT) 22500 33600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 80. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. SOUTHWEST WINDS
AROUND 5 MPH.
ILZ033-032115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 81 (+3) 82
MIN RH % (24HR TREND) 56 (-15) 55
MIN TEMP (24HR TREND) 58 (-3) 60
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2800 3000
MAX MIXING HGT (FT) 4800 5000
TRANSPORT WND (MPH) NE 3 S 5
VENT RATE (MPH-FT) 14400 30000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
THURSDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. LIGHT
WINDS.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTH WINDS
AROUND 5 MPH.
INZ010-032115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (+3) 81
MIN RH % (24HR TREND) 56 (-17) 55
MIN TEMP (24HR TREND) 57 (-3) 59
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3200 2900
MAX MIXING HGT (FT) 4900 5100
TRANSPORT WND (MPH) NE 4 S 6
VENT RATE (MPH-FT) 24500 35700
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN
THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE MID
60S. LIGHT WINDS.
THURSDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
LIGHT WINDS, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
INZ011-032115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
256 AM CDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 80 (+3) 81
MIN RH % (24HR TREND) 57 (-16) 57
MIN TEMP (24HR TREND) 56 (-4) 59
MAX RH % (24HR TREND) 100 (0) 100
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 3100 3000
MAX MIXING HGT (FT) 4900 5000
TRANSPORT WND (MPH) NE 4 S 6
VENT RATE (MPH-FT) 24500 35000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN
THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE
LOWER 60S. LIGHT WINDS.
THURSDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS,
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
INZ019-032115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
356 AM EDT MON AUG 3 2026
TODAY TONIGHT TUE TUE NIGHT
CLOUD COVER MCLEAR MCLEAR MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
MAX TEMP (24HR TREND) 79 (+2) 80
MIN RH % (24HR TREND) 60 (-12) 58
MIN TEMP (24HR TREND) 58 (-4) 60
MAX RH % (24HR TREND) 100 (+1) 99
20FT WIND AM (MPH) LGT/VAR LGT/VAR
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PEAK WIND GUSTS (MPH)
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2700 2800
MAX MIXING HGT (FT) 4600 4600
TRANSPORT WND (MPH) NE 4 S 4
VENT RATE (MPH-FT) 23000 23000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
MID 60S. LIGHT WINDS.
THURSDAY
SHOWERS LIKELY IN THE MORNING, THEN SHOWERS AND A
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
LIGHT WINDS, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. LIGHT WINDS.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. LIGHT WINDS.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS
AROUND 5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page