908
FNUS53 KLOT 161029
FWFLOT
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
529 AM CDT SUN AUG 16 2026
DISCUSSION
A COLD FRONT WILL CROSS THE AREA THIS AFTERNOON, WITH A SLIGHT
CHANCE FOR A FEW THUNDERSTORMS ALONG THE FRONT. RAIN-FREE
CONDITIONS ARE THEN EXPECTED TONIGHT THROUGH TUESDAY MORNING. A
SLOW-MOVING COLD FRONT WILL STRETCH ACROSS NORTHERN ILLINOIS LATE
TUESDAY THROUGH WEDNESDAY MORNING, WITH A PERIOD OF SHOWERS AND
THUNDERSTORMS CONTAINING TORRENTIAL RAINFALL TUESDAY NIGHT.
TEMPERATURES WILL BE NEAR TO SLIGHTLY BEFORE NORMAL FOR MID-
AUGUST.
ILZ014-162115-
COOK-
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,
LEMONT, ORLAND PARK, AND PARK FOREST
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 20 10 10
MAX TEMP (24HR TREND) 83 (+3) 81
MIN RH % (24HR TREND) 69 (-12) 53
MIN TEMP (24HR TREND) 66 (-8) 63
MAX RH % (24HR TREND) 92 (-7) 95
20FT WIND AM (MPH) W 8-10 N 5-6
20FT WIND PM (MPH) W 8-10 NW 6-7 N 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2400 3900
MAX MIXING HGT (FT) 3800 4800
TRANSPORT WND (MPH) W 13 N 8
VENT RATE (MPH-FT) 53200 38400
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST
WINDS AROUND 5 MPH.
ILZ006-162115-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 83 (+6) 80
MIN RH % (24HR TREND) 70 (-17) 53
MIN TEMP (24HR TREND) 64 (-9) 62
MAX RH % (24HR TREND) 94 (-6) 96
20FT WIND AM (MPH) W 8-10 N 5-6
20FT WIND PM (MPH) NW 8-10 NW 6-8 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 17 14
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2600 3800
MAX MIXING HGT (FT) 3500 5000
TRANSPORT WND (MPH) W 16 NW 8
VENT RATE (MPH-FT) 56000 40000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE MID 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
INZ001-162115-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 20 10
MAX TEMP (24HR TREND) 83 (+3) 79
MIN RH % (24HR TREND) 74 (-7) 64
MIN TEMP (24HR TREND) 68 (-5) 60
MAX RH % (24HR TREND) 96 (-4) 100
20FT WIND AM (MPH) W 8 N 5-6
20FT WIND PM (MPH) W 8 NW 6-7 N 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 3000
MAX MIXING HGT (FT) 3300 3900
TRANSPORT WND (MPH) W 12 N 10
VENT RATE (MPH-FT) 42900 39000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
INZ002-162115-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 30 20 10
MAX TEMP (24HR TREND) 83 (+3) 78
MIN RH % (24HR TREND) 74 (-6) 65
MIN TEMP (24HR TREND) 68 (-5) 59
MAX RH % (24HR TREND) 94 (-6) 100
20FT WIND AM (MPH) W 8 NE 5-6
20FT WIND PM (MPH) W 8 NW 6-7 N 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.10-0.25 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 2000 2900
MAX MIXING HGT (FT) 3200 3800
TRANSPORT WND (MPH) W 12 N 11
VENT RATE (MPH-FT) 41600 45600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
ILZ013-162115-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 83 (+3) 81
MIN RH % (24HR TREND) 70 (-15) 53
MIN TEMP (24HR TREND) 66 (-7) 62
MAX RH % (24HR TREND) 91 (-8) 96
20FT WIND AM (MPH) W 8-10 N 5-6
20FT WIND PM (MPH) W 8-10 NW 6-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 4100
MAX MIXING HGT (FT) 3700 4900
TRANSPORT WND (MPH) W 14 NW 9
VENT RATE (MPH-FT) 55500 44100
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. NORTHEAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST
WINDS AROUND 5 MPH.
ILZ012-162115-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 83 (+4) 80
MIN RH % (24HR TREND) 74 (-14) 56
MIN TEMP (24HR TREND) 64 (-9) 62
MAX RH % (24HR TREND) 92 (-8) 95
20FT WIND AM (MPH) W 8-10 N 5-6
20FT WIND PM (MPH) W 8-10 NW 6-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2200 3300
MAX MIXING HGT (FT) 3300 4700
TRANSPORT WND (MPH) W 14 NW 9
VENT RATE (MPH-FT) 49500 42300
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. WEST WINDS
AROUND 5 MPH.
ILZ005-162115-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 83 (+5) 80
MIN RH % (24HR TREND) 70 (-15) 54
MIN TEMP (24HR TREND) 63 (-10) 61
MAX RH % (24HR TREND) 92 (-8) 96
20FT WIND AM (MPH) W 7-11 N 5-6
20FT WIND PM (MPH) NW 7-11 NW 5-8 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2300 3500
MAX MIXING HGT (FT) 3500 4900
TRANSPORT WND (MPH) NW 17 NW 9
VENT RATE (MPH-FT) 59500 44100
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
ILZ004-162115-
BOONE-
INCLUDING THE CITY OF BELVIDERE
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 83 (+5) 80
MIN RH % (24HR TREND) 68 (-20) 53
MIN TEMP (24HR TREND) 63 (-10) 61
MAX RH % (24HR TREND) 91 (-9) 97
20FT WIND AM (MPH) W 7-10 N 5-6
20FT WIND PM (MPH) NW 7-10 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 17 13
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2200 3100
MAX MIXING HGT (FT) 3600 5000
TRANSPORT WND (MPH) NW 17 NW 9
VENT RATE (MPH-FT) 61200 45000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS IN THE EVENING. PARTLY
CLOUDY. LOWS AROUND 60. SOUTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
ILZ011-162115-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 82 (+3) 80
MIN RH % (24HR TREND) 72 (-19) 56
MIN TEMP (24HR TREND) 63 (-9) 61
MAX RH % (24HR TREND) 93 (-7) 97
20FT WIND AM (MPH) W 7-10 N 5-6
20FT WIND PM (MPH) NW 7-10 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 3000
MAX MIXING HGT (FT) 3100 4600
TRANSPORT WND (MPH) W 16 NW 8
VENT RATE (MPH-FT) 49600 36800
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. WEST WINDS
AROUND 5 MPH.
ILZ003-162115-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 83 (+5) 80
MIN RH % (24HR TREND) 64 (-26) 51
MIN TEMP (24HR TREND) 63 (-9) 61
MAX RH % (24HR TREND) 90 (-10) 98
20FT WIND AM (MPH) W 7-11 N 5-6
20FT WIND PM (MPH) NW 7-11 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2200 3000
MAX MIXING HGT (FT) 3600 5100
TRANSPORT WND (MPH) NW 17 NW 9
VENT RATE (MPH-FT) 61200 45900
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH.
FRIDAY NIGHT
A CHANCE OF SHOWERS IN THE EVENING. PARTLY
CLOUDY. LOWS IN THE UPPER 50S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ008-162115-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 82 (+3) 80
MIN RH % (24HR TREND) 68 (-23) 53
MIN TEMP (24HR TREND) 62 (-10) 61
MAX RH % (24HR TREND) 91 (-9) 98
20FT WIND AM (MPH) W 7-10 N 5-6
20FT WIND PM (MPH) NW 7-10 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 17
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 2800
MAX MIXING HGT (FT) 3400 5000
TRANSPORT WND (MPH) NW 17 NW 9
VENT RATE (MPH-FT) 57800 45000
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
TUESDAY NIGHT
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
A CHANCE OF SHOWERS IN THE EVENING. PARTLY
CLOUDY. LOWS AROUND 60. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ010-162115-
LEE-
INCLUDING THE CITY OF DIXON
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY MCLEAR MCLEAR
PRECIP TYPE SHOWERS NONE NONE NONE
CHANCE PRECIP (%) 20
MAX TEMP (24HR TREND) 82 (+1) 80
MIN RH % (24HR TREND) 73 (-13) 56
MIN TEMP (24HR TREND) 63 (-9) 61
MAX RH % (24HR TREND) 93 (-6) 97
20FT WIND AM (MPH) W 7-10 N 5-6
20FT WIND PM (MPH) NW 7-10 NW 5-6 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 2700
MAX MIXING HGT (FT) 3200 4500
TRANSPORT WND (MPH) NW 16 NW 9
VENT RATE (MPH-FT) 51200 40500
VENT RATE CATEGORY FAIR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. WEST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ019-162115-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 84 (0) 81
MIN RH % (24HR TREND) 73 (-7) 58
MIN TEMP (24HR TREND) 66 (-7) 63
MAX RH % (24HR TREND) 88 (-11) 93
20FT WIND AM (MPH) W 7-9 N 5-6
20FT WIND PM (MPH) W 7-9 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2100 2900
MAX MIXING HGT (FT) 3000 4900
TRANSPORT WND (MPH) W 14 NW 10
VENT RATE (MPH-FT) 45000 49000
VENT RATE CATEGORY POOR FAIR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
ILZ020-162115-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 20 10
MAX TEMP (24HR TREND) 84 (+2) 80
MIN RH % (24HR TREND) 74 (-10) 59
MIN TEMP (24HR TREND) 66 (-7) 62
MAX RH % (24HR TREND) 92 (-8) 96
20FT WIND AM (MPH) W 8-9 N 5-7
20FT WIND PM (MPH) W 8-9 NW 6-7 NW 5-7 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 3200
MAX MIXING HGT (FT) 3100 4700
TRANSPORT WND (MPH) W 13 NW 9
VENT RATE (MPH-FT) 43400 42300
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST
WINDS AROUND 5 MPH.
ILZ021-162115-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 10
MAX TEMP (24HR TREND) 84 (0) 81
MIN RH % (24HR TREND) 76 (-4) 60
MIN TEMP (24HR TREND) 67 (-7) 63
MAX RH % (24HR TREND) 91 (-9) 95
20FT WIND AM (MPH) W 7-9 N 5-6
20FT WIND PM (MPH) W 7-9 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 3100
MAX MIXING HGT (FT) 2900 4700
TRANSPORT WND (MPH) W 13 NW 9
VENT RATE (MPH-FT) 40600 42300
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE UPPER 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ022-162115-
WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 10 10
MAX TEMP (24HR TREND) 83 (+1) 80
MIN RH % (24HR TREND) 75 (-8) 60
MIN TEMP (24HR TREND) 67 (-7) 61
MAX RH % (24HR TREND) 95 (-5) 99
20FT WIND AM (MPH) W 8-9 N 5-6
20FT WIND PM (MPH) W 8-9 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00
11 AM MIXING HGT (FT) 2000 3500
MAX MIXING HGT (FT) 3200 4700
TRANSPORT WND (MPH) W 13 NW 8
VENT RATE (MPH-FT) 44800 37600
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ032-162115-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 50 10
MAX TEMP (24HR TREND) 84 (+1) 81
MIN RH % (24HR TREND) 76 (-6) 59
MIN TEMP (24HR TREND) 67 (-7) 62
MAX RH % (24HR TREND) 92 (-8) 97
20FT WIND AM (MPH) W 7-9 N 5-6
20FT WIND PM (MPH) W 7-9 NW 5-7 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1900 2800
MAX MIXING HGT (FT) 3000 4400
TRANSPORT WND (MPH) NW 14 NW 10
VENT RATE (MPH-FT) 45000 44000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.
HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. 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 UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ023-162115-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS NONE NONE NONE
CHANCE PRECIP (%) 30 20 10
MAX TEMP (24HR TREND) 84 (+3) 80
MIN RH % (24HR TREND) 75 (-9) 62
MIN TEMP (24HR TREND) 67 (-6) 60
MAX RH % (24HR TREND) 96 (-3) 100
20FT WIND AM (MPH) W 8-9 N 5-6
20FT WIND PM (MPH) W 8-9 NW 5-6 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.10-0.25 0.00 0.00 0.00
11 AM MIXING HGT (FT) 1900 3000
MAX MIXING HGT (FT) 3000 4200
TRANSPORT WND (MPH) W 13 NW 9
VENT RATE (MPH-FT) 42000 37800
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
ILZ039-162115-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 20 10
MAX TEMP (24HR TREND) 84 (+2) 80
MIN RH % (24HR TREND) 75 (-8) 63
MIN TEMP (24HR TREND) 67 (-7) 62
MAX RH % (24HR TREND) 93 (-6) 98
20FT WIND AM (MPH) W 8 N 5-6
20FT WIND PM (MPH) W 8 NW 6 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 15
PRECIP AMOUNT (IN) 0.10-0.25 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1900 2600
MAX MIXING HGT (FT) 3100 3800
TRANSPORT WND (MPH) NW 13 NW 10
VENT RATE (MPH-FT) 43400 38000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT.
LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
UPPER 70S. WEST WINDS AROUND 5 MPH, BECOMING NORTH IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
ILZ033-162115-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 50 20 10
MAX TEMP (24HR TREND) 84 (+3) 80
MIN RH % (24HR TREND) 74 (-11) 63
MIN TEMP (24HR TREND) 67 (-6) 60
MAX RH % (24HR TREND) 95 (-4) 99
20FT WIND AM (MPH) W 8-9 N 5-6
20FT WIND PM (MPH) W 8-9 NW 5-6 NW 5-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.10-0.25 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1900 2600
MAX MIXING HGT (FT) 3100 3800
TRANSPORT WND (MPH) W 13 NW 9
VENT RATE (MPH-FT) 43400 34200
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY 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. SOUTHWEST 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 UPPER 70S. WEST
WINDS AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
INZ010-162115-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 30 10
MAX TEMP (24HR TREND) 83 (+5) 79
MIN RH % (24HR TREND) 76 (-16) 66
MIN TEMP (24HR TREND) 67 (-5) 60
MAX RH % (24HR TREND) 97 (-3) 100
20FT WIND AM (MPH) W 8 LGT/VAR
20FT WIND PM (MPH) W 8 NW 5-6 N 4-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.10-0.25 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1900 2700
MAX MIXING HGT (FT) 3000 3900
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (MPH-FT) 42000 39000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
5 TO 10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. NORTHEAST
WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.
INZ011-162115-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
529 AM CDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 40 30 10
MAX TEMP (24HR TREND) 83 (+5) 78
MIN RH % (24HR TREND) 77 (-13) 66
MIN TEMP (24HR TREND) 67 (-5) 59
MAX RH % (24HR TREND) 97 (-3) 100
20FT WIND AM (MPH) W 8 LGT/VAR
20FT WIND PM (MPH) W 8 W 5-6 N 4-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.10-0.25 0.01-0.05 0.00 0.00
11 AM MIXING HGT (FT) 1800 2700
MAX MIXING HGT (FT) 3000 3700
TRANSPORT WND (MPH) W 13 N 10
VENT RATE (MPH-FT) 42000 37000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO
10 MPH.
TUESDAY 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. SOUTHWEST WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH,
BECOMING NORTH IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
INZ019-162115-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
629 AM EDT SUN AUG 16 2026
TODAY TONIGHT MON MON NIGHT
CLOUD COVER MCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE TSTMS TSTMS NONE NONE
CHANCE PRECIP (%) 60 30 10
MAX TEMP (24HR TREND) 83 (+4) 79
MIN RH % (24HR TREND) 77 (-9) 65
MIN TEMP (24HR TREND) 68 (-4) 61
MAX RH % (24HR TREND) 96 (-4) 99
20FT WIND AM (MPH) W 8-9 LGT/VAR
20FT WIND PM (MPH) W 8-9 NW 5-6 NW 4-6 LGT/VAR
PEAK WIND GUSTS (MPH) 16
PRECIP AMOUNT (IN) 0.10-0.25 0.05-0.10 0.00 0.00
11 AM MIXING HGT (FT) 1800 2500
MAX MIXING HGT (FT) 2900 3600
TRANSPORT WND (MPH) W 13 NW 10
VENT RATE (MPH-FT) 40600 36000
VENT RATE CATEGORY POOR POOR
FORECAST FOR DAYS 3 THROUGH 7
(WINDS ARE 20 FT LEVEL)
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 5 MPH.
WEDNESDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 70S. WEST WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTH WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. EAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S. LIGHT
WINDS.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
KLUBER
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