Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
785
FNUS53 KLOT 170858
FWFLOT
Fire Weather Planning Forecast For Northern IL and Northwest IN
National Weather Service Chicago/Romeoville IL
358 AM CDT Thu Sep 17 2026
.DISCUSSION...
Showers and thunderstorms will shift eastward across far northern
IL and portions of northwestern IN this morning. A period of
dryer weather is then forecast for most of the area this
afternoon through at least the first half of the day Friday.
Thereafter, the chances of showers and thunderstorms will return
for the weekend as another cold front settles into the area.
ILZ014-172115-
Cook-
Including the cities of Chicago, Schaumburg, Evanston, Oak Lawn,
Lemont, Orland Park, and Park Forest
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None None tstms
Chance Precip (%) 80 10 10 60
Max Temp (24HR Trend) 77 (+4) 75
Min RH % (24HR Trend) 82 (+8) 66
Min Temp (24HR Trend) 63 (-3) 62
Max RH % (24HR Trend) 99 (-1) 94
20FT Wind AM (MPH) Lgt/Var E 8-9
20FT Wind PM (MPH) N 2-5 NE 5-6 E 8-9 E 9-10
Peak Wind Gusts (MPH) 16 18
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.25-0.50
11 AM Mixing Hgt (FT) 1300 2700
Max Mixing Hgt (FT) 2300 2900
Transport Wnd (MPH) N 5 E 12
Vent Rate (MPH-FT) 13800 37700
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the lower 80s.
South winds around 10 mph.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
mid 60s. South winds around 5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
around 70. North winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. East winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 50s. Northeast winds around
5 mph.
$$
ILZ006-172115-
Lake IL-
Including the cities of Waukegan, Buffalo Grove, Mundelein,
and Gurnee
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 20 80
Max Temp (24HR Trend) 73 (+1) 72
Min RH % (24HR Trend) 89 (+19) 69
Min Temp (24HR Trend) 59 (-4) 60
Max RH % (24HR Trend) 100 (0) 99
20FT Wind AM (MPH) Lgt/Var E 9-10
20FT Wind PM (MPH) NE 3-5 NE 5-6 E 9-10 E 11
Peak Wind Gusts (MPH) 16 18
Precip Amount (IN) 0.10-0.25 0.00 0.00 0.50-0.75
11 AM Mixing Hgt (FT) 1300 2900
Max Mixing Hgt (FT) 1900 3000
Transport Wnd (MPH) NE 6 E 14
Vent Rate (MPH-FT) 13300 45000
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the upper 70s.
South winds around 10 mph.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
lower 60s. East winds around 10 mph, becoming north after
midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Cloudy. A chance of showers after midnight. Lows
in the mid 50s. Northeast winds around 10 mph.
.MONDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the mid 60s. East winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. East winds
around 10 mph.
.TUESDAY...Partly sunny. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs around 70. Northeast winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s. Light winds.
$$
INZ001-172115-
Lake IN-
Including the cities of Gary, Hammond, and Merrillville
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms None None tstms
Chance Precip (%) 80 10 10 50
Max Temp (24HR Trend) 79 (+5) 76
Min RH % (24HR Trend) 81 (-3) 65
Min Temp (24HR Trend) 64 (-4) 61
Max RH % (24HR Trend) 100 (0) 92
20FT Wind AM (MPH) Lgt/Var E 6-7
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 6-7 E 8-9
Peak Wind Gusts (MPH) 16
Precip Amount (IN) 0.50-0.75 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1300 2200
Max Mixing Hgt (FT) 2700 2600
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 18900 33800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy with showers likely. A chance of
thunderstorms in the afternoon. Highs in the mid 80s. Southeast
winds around 10 mph, becoming south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the lower 70s. North winds around 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 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.
$$
INZ002-172115-
Porter-
Including the cities of Portage, Valparaiso, and Chesterton
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms None None tstms
Chance Precip (%) 80 10 10 50
Max Temp (24HR Trend) 79 (+4) 75
Min RH % (24HR Trend) 81 (-5) 61
Min Temp (24HR Trend) 63 (-5) 61
Max RH % (24HR Trend) 100 (0) 90
20FT Wind AM (MPH) Lgt/Var E 7
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 7 E 7-9
Peak Wind Gusts (MPH) 17
Precip Amount (IN) 0.50-0.75 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1300 2100
Max Mixing Hgt (FT) 2500 2700
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 17500 35100
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy with showers likely. A chance of
thunderstorms in the afternoon. Highs in the lower 80s. Southeast
winds around 10 mph, becoming south in the afternoon.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
mid 60s. South winds around 5 mph.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the lower 70s. North winds around 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
upper 60s. East winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.TUESDAY...Partly sunny. Highs around 70. Northeast winds around
10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Northeast winds around 5 mph.
$$
ILZ013-172115-
DuPage-
Including the cities of Naperville, Wheaton, Downers Grove,
Lombard, and Carol Stream
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None None tstms
Chance Precip (%) 80 10 10 60
Max Temp (24HR Trend) 77 (+2) 75
Min RH % (24HR Trend) 81 (+9) 67
Min Temp (24HR Trend) 62 (-4) 63
Max RH % (24HR Trend) 99 (-1) 97
20FT Wind AM (MPH) Lgt/Var E 8-9
20FT Wind PM (MPH) Lgt/Var NE 5-6 E 8-9 E 9-10
Peak Wind Gusts (MPH) 15 16
Precip Amount (IN) 0.10-0.25 0.00 0.00 0.25-0.50
11 AM Mixing Hgt (FT) 1300 2700
Max Mixing Hgt (FT) 2200 2900
Transport Wnd (MPH) N 5 E 13
Vent Rate (MPH-FT) 13200 40600
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the lower 80s.
South winds around 10 mph.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
mid 60s. South winds around 5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy. A chance of showers in the morning.
Cooler. Highs around 70. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. East winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Northeast winds around 5 mph.
$$
ILZ012-172115-
Kane-
Including the cities of Aurora and Elgin
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 80 10 20 70
Max Temp (24HR Trend) 77 (+3) 75
Min RH % (24HR Trend) 83 (+13) 69
Min Temp (24HR Trend) 61 (-3) 62
Max RH % (24HR Trend) 99 (-1) 98
20FT Wind AM (MPH) Lgt/Var E 8-9
20FT Wind PM (MPH) Lgt/Var NE 5-6 E 8-9 E 9-10
Peak Wind Gusts (MPH) 16 17
Precip Amount (IN) 0.10-0.25 0.00 0.00 0.25-0.50
11 AM Mixing Hgt (FT) 1200 2800
Max Mixing Hgt (FT) 2100 2900
Transport Wnd (MPH) N 5 E 14
Vent Rate (MPH-FT) 12600 43500
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the lower 80s.
Southeast winds around 10 mph.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
lower 60s. South winds around 5 mph, becoming north after
midnight.
.SUNDAY...Mostly cloudy. A chance of showers in the morning.
Cooler. Highs around 70. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Northeast winds around
5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.
$$
ILZ005-172115-
McHenry-
Including the cities of Crystal Lake, Algonquin, McHenry,
and Woodstock
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 20 80
Max Temp (24HR Trend) 73 (+1) 73
Min RH % (24HR Trend) 90 (+23) 70
Min Temp (24HR Trend) 58 (-4) 61
Max RH % (24HR Trend) 100 (+1) 99
20FT Wind AM (MPH) Lgt/Var E 8-10
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 8-10 E 9-10
Peak Wind Gusts (MPH) 17 17
Precip Amount (IN) 0.10-0.25 0.00 0.00 0.50-0.75
11 AM Mixing Hgt (FT) 1200 3000
Max Mixing Hgt (FT) 1800 3100
Transport Wnd (MPH) NE 6 E 17
Vent Rate (MPH-FT) 12600 52700
Vent Rate Category poor fair
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the upper 70s.
South winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. North winds around
5 mph.
.SUNDAY...Mostly cloudy. A chance of showers in the morning.
Cooler. Highs in the upper 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the mid 50s. Northeast winds around 10 mph.
.MONDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the mid 60s. East winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 50s. Light winds.
$$
ILZ004-172115-
Boone-
Including the city of Belvidere
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 10 30 80
Max Temp (24HR Trend) 74 (+3) 75
Min RH % (24HR Trend) 87 (+21) 69
Min Temp (24HR Trend) 58 (-4) 61
Max RH % (24HR Trend) 100 (+4) 100
20FT Wind AM (MPH) Lgt/Var E 8-10
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 8-10 E 10
Peak Wind Gusts (MPH) 17 18
Precip Amount (IN) 0.10-0.25 0.00 0.01-0.05 0.50-0.75
11 AM Mixing Hgt (FT) 1200 2800
Max Mixing Hgt (FT) 1900 3100
Transport Wnd (MPH) NE 8 E 16
Vent Rate (MPH-FT) 15200 49600
Vent Rate Category poor fair
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the upper 70s.
South winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds around 5 mph.
.SUNDAY...Mostly cloudy. A chance of showers in the morning.
Cooler. Highs in the upper 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph.
.MONDAY...Cloudy. Showers likely, mainly in the morning. Highs in
the mid 60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows around 50. East winds 10 to
15 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. East winds around 5 mph in
the evening, becoming light.
$$
ILZ011-172115-
De Kalb-
Including the cities of DeKalb and Sycamore
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 80 10 20 70
Max Temp (24HR Trend) 78 (+5) 75
Min RH % (24HR Trend) 80 (+9) 67
Min Temp (24HR Trend) 59 (-5) 62
Max RH % (24HR Trend) 100 (0) 99
20FT Wind AM (MPH) Lgt/Var E 8-9
20FT Wind PM (MPH) Lgt/Var NE 5-6 E 8-9 E 10
Peak Wind Gusts (MPH) 16 17
Precip Amount (IN) 0.10-0.25 0.00 0.01-0.05 0.25-0.50
11 AM Mixing Hgt (FT) 1400 2600
Max Mixing Hgt (FT) 2100 2900
Transport Wnd (MPH) N 5 E 14
Vent Rate (MPH-FT) 12600 43500
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the lower 80s.
Southeast winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. South winds around
5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
around 70. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Northeast winds around
5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
$$
ILZ003-172115-
Winnebago-
Including the city of Rockford
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 10 30 80
Max Temp (24HR Trend) 74 (+3) 74
Min RH % (24HR Trend) 87 (+18) 69
Min Temp (24HR Trend) 57 (-6) 61
Max RH % (24HR Trend) 100 (+5) 100
20FT Wind AM (MPH) Lgt/Var E 8-10
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 8-10 E 10-11
Peak Wind Gusts (MPH) 17 18
Precip Amount (IN) 0.10-0.25 0.00 0.01-0.05 0.50-0.75
11 AM Mixing Hgt (FT) 1200 2800
Max Mixing Hgt (FT) 2000 3000
Transport Wnd (MPH) NE 8 E 16
Vent Rate (MPH-FT) 16000 48000
Vent Rate Category poor fair
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the upper 70s.
South winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows around 60. North winds 5 to 10 mph.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the upper 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy. A chance of showers after
midnight. Lows in the lower 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs in the
mid 60s. Northeast winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows around 50. Northeast winds
10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Northeast winds around
5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 50s. East winds around 5 mph in
the evening, becoming light.
$$
ILZ008-172115-
Ogle-
Including the cities of Rochelle, Oregon, and Byron
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy mcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 10 30 70
Max Temp (24HR Trend) 76 (+6) 75
Min RH % (24HR Trend) 83 (+10) 69
Min Temp (24HR Trend) 59 (-5) 62
Max RH % (24HR Trend) 100 (0) 100
20FT Wind AM (MPH) Lgt/Var E 7-9
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 7-9 E 10
Peak Wind Gusts (MPH) 16 18
Precip Amount (IN) 0.05-0.10 0.00 0.01-0.05 0.25-0.50
11 AM Mixing Hgt (FT) 1400 2600
Max Mixing Hgt (FT) 1900 3000
Transport Wnd (MPH) N 6 E 17
Vent Rate (MPH-FT) 13300 51000
Vent Rate Category poor fair
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Showers in the morning, then showers likely and a
chance of thunderstorms in the afternoon. Highs in the lower 80s.
South winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the lower 60s. Southwest winds around
5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the upper 60s. Northeast winds around 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Mostly cloudy. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 50s. Northeast winds around
5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s.
Northeast winds around 5 mph in the evening, becoming light.
$$
ILZ010-172115-
Lee-
Including the city of Dixon
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms None showers tstms
Chance Precip (%) 70 10 30 60
Max Temp (24HR Trend) 78 (+6) 76
Min RH % (24HR Trend) 80 (+2) 70
Min Temp (24HR Trend) 61 (-4) 63
Max RH % (24HR Trend) 100 (0) 100
20FT Wind AM (MPH) Lgt/Var E 7-9
20FT Wind PM (MPH) Lgt/Var NE 5 E 7-9 E 10
Peak Wind Gusts (MPH) 16 18
Precip Amount (IN) 0.10-0.25 0.00 0.01-0.05 0.10-0.25
11 AM Mixing Hgt (FT) 1400 2200
Max Mixing Hgt (FT) 2100 2700
Transport Wnd (MPH) N 6 E 16
Vent Rate (MPH-FT) 14700 43200
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy with showers likely. Highs in the lower
80s. Southeast winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. Southwest winds around
5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the lower 70s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds 10 to 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 60s. East winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. Northeast
winds around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
$$
ILZ019-172115-
La Salle-
Including the cities of Ottawa, Streator, La Salle, Mendota,
and Marseilles
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms showers showers tstms
Chance Precip (%) 60 20 20 50
Max Temp (24HR Trend) 83 (+8) 78
Min RH % (24HR Trend) 72 (-11) 67
Min Temp (24HR Trend) 63 (-5) 65
Max RH % (24HR Trend) 99 (-1) 97
20FT Wind AM (MPH) Lgt/Var E 7-8
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 7-8 E 9
Peak Wind Gusts (MPH) 15 16
Precip Amount (IN) 0.10-0.25 0.01-0.05 0.01-0.05 0.05-0.10
11 AM Mixing Hgt (FT) 1600 2300
Max Mixing Hgt (FT) 3000 2800
Transport Wnd (MPH) NW 6 E 13
Vent Rate (MPH-FT) 21000 39200
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the mid 80s. Southeast winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. South winds around 5 mph,
becoming north after midnight.
.SUNDAY...Mostly cloudy. Showers likely, mainly in the morning.
Cooler. Highs in the mid 70s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows in the upper 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs around 70. Northeast winds around
10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
$$
ILZ020-172115-
Kendall-
Including the cities of Oswego, Yorkville, and Plano
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms None None tstms
Chance Precip (%) 80 10 10 50
Max Temp (24HR Trend) 79 (+5) 77
Min RH % (24HR Trend) 78 (+1) 68
Min Temp (24HR Trend) 63 (-3) 63
Max RH % (24HR Trend) 98 (-2) 97
20FT Wind AM (MPH) Lgt/Var E 8-9
20FT Wind PM (MPH) Lgt/Var NE 5-6 E 8-9 E 10
Peak Wind Gusts (MPH) 15 16
Precip Amount (IN) 0.10-0.25 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1400 2500
Max Mixing Hgt (FT) 2400 2700
Transport Wnd (MPH) N 5 E 13
Vent Rate (MPH-FT) 14400 37800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy with showers likely. Highs in the mid
80s. Southeast winds around 10 mph.
.SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the
mid 60s. South winds around 5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the lower 70s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds around 15 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. Northeast winds 10 to 15 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs in the upper 60s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
$$
ILZ021-172115-
Grundy-
Including the cities of Morris, Coal City, and Minooka
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy mcldy pcldy
Precip Type tstms None None tstms
Chance Precip (%) 70 10 10 50
Max Temp (24HR Trend) 82 (+7) 79
Min RH % (24HR Trend) 76 (-8) 69
Min Temp (24HR Trend) 65 (-3) 65
Max RH % (24HR Trend) 100 (0) 96
20FT Wind AM (MPH) Lgt/Var NE 6-7
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 6-7 E 8
Peak Wind Gusts (MPH) 16
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.05-0.10
11 AM Mixing Hgt (FT) 1500 2400
Max Mixing Hgt (FT) 3100 2700
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 21700 35100
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 80s. Southeast winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 60s. South winds around
5 mph, becoming north after midnight.
.SUNDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Not as warm. Highs in the mid 70s. North winds around
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows in the upper 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 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.
$$
ILZ022-172115-
Will-
Including the cities of Joliet, Bolingbrook, and Wilmington
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms None None tstms
Chance Precip (%) 70 10 10 50
Max Temp (24HR Trend) 81 (+6) 78
Min RH % (24HR Trend) 80 (-2) 68
Min Temp (24HR Trend) 64 (-3) 63
Max RH % (24HR Trend) 100 (0) 96
20FT Wind AM (MPH) Lgt/Var NE 7-8
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 7-8 E 9
Peak Wind Gusts (MPH) 15 16
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1400 2400
Max Mixing Hgt (FT) 2700 2700
Transport Wnd (MPH) NW 6 E 13
Vent Rate (MPH-FT) 18900 37800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly cloudy with showers likely. Highs in the mid
80s. Southeast winds around 10 mph.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. South winds around 5 mph,
becoming north after midnight.
.SUNDAY...Mostly cloudy with a chance of showers. Cooler. Highs
in the lower 70s. Northeast winds 10 to 15 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy. Showers likely, mainly in the morning.
Highs in the upper 60s. East winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 10 to 15 mph.
.TUESDAY...Partly sunny. Highs around 70. Northeast winds around
10 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the lower 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
Northeast winds around 5 mph.
$$
ILZ032-172115-
Livingston-
Including the cities of Pontiac, Dwight, and Fairbury
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy mcldy pcldy
Precip Type tstms tstms showers showers
Chance Precip (%) 60 30 20 30
Max Temp (24HR Trend) 85 (+7) 81
Min RH % (24HR Trend) 74 (-11) 70
Min Temp (24HR Trend) 65 (-4) 65
Max RH % (24HR Trend) 100 (0) 100
20FT Wind AM (MPH) Lgt/Var NE 5-6
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 5-6 E 7
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.25-0.50 0.01-0.05 0.01-0.05 0.01-0.05
11 AM Mixing Hgt (FT) 1700 1900
Max Mixing Hgt (FT) 3100 2600
Transport Wnd (MPH) NW 8 E 11
Vent Rate (MPH-FT) 24800 31200
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Partly sunny. A chance of showers in the morning.
Highs in the upper 80s. Southeast winds around 5 mph, becoming
south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the upper 60s. Southwest winds around
5 mph.
.SUNDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Not as warm. Highs in the upper 70s. Northwest winds
around 5 mph, becoming northeast in the afternoon.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the upper 50s. Northeast winds around
10 mph.
.MONDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Highs in the lower 70s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
5 to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 50s. North winds around 5 mph in
the evening, becoming light.
$$
ILZ023-172115-
Kankakee-
Including the cities of Kankakee, Bourbonnais, and Bradley
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms tstms None tstms
Chance Precip (%) 60 20 10 40
Max Temp (24HR Trend) 83 (+6) 78
Min RH % (24HR Trend) 74 (-8) 66
Min Temp (24HR Trend) 64 (-4) 62
Max RH % (24HR Trend) 100 (0) 96
20FT Wind AM (MPH) Lgt/Var NE 5-6
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 5-6 E 6-7
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.05-0.10
11 AM Mixing Hgt (FT) 1500 2000
Max Mixing Hgt (FT) 3100 2700
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 21700 35100
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Partly sunny with a chance of showers. Highs in the
upper 80s. Southeast winds around 5 mph, becoming south in the
afternoon.
.SATURDAY NIGHT...Mostly cloudy with showers likely and a chance
of thunderstorms. Lows in the mid 60s. South winds around 5 mph.
.SUNDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Not as warm. Highs in the mid 70s. North winds 5 to
10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows in the upper 50s. Northeast
winds around 10 mph.
.MONDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Highs in the upper 60s. East winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. Northeast winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. North
winds around 5 mph in the evening, becoming light.
$$
ILZ039-172115-
Ford-
Including the cities of Paxton and Gibson City
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover pcldy pcldy mcldy pcldy
Precip Type tstms tstms showers showers
Chance Precip (%) 50 40 20 20
Max Temp (24HR Trend) 88 (+5) 81
Min RH % (24HR Trend) 66 (-6) 67
Min Temp (24HR Trend) 65 (-5) 64
Max RH % (24HR Trend) 100 (0) 99
20FT Wind AM (MPH) Lgt/Var NE 5
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 5 E 7
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.10-0.25 0.05-0.10 0.01-0.05 0.01-0.05
11 AM Mixing Hgt (FT) 1700 1800
Max Mixing Hgt (FT) 3200 2400
Transport Wnd (MPH) NW 9 E 11
Vent Rate (MPH-FT) 28800 28800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly sunny in the morning, then becoming mostly
cloudy. Highs around 90. Southeast winds around 10 mph, becoming
south in the afternoon.
.SATURDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight. Lows in the upper 60s. South winds around 5 mph.
.SUNDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Not as warm. Highs around 80. North
winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows around 60. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy. Showers likely and a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon. Highs in the lower 70s. Northeast winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Northeast
winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 50s. Northeast winds around
5 mph.
$$
ILZ033-172115-
Iroquois-
Including the cities of Watseka and Gilman
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy pcldy pcldy
Precip Type tstms tstms None tstms
Chance Precip (%) 60 30 10 30
Max Temp (24HR Trend) 86 (+4) 80
Min RH % (24HR Trend) 64 (-9) 62
Min Temp (24HR Trend) 65 (-4) 63
Max RH % (24HR Trend) 100 (0) 96
20FT Wind AM (MPH) Lgt/Var Lgt/Var
20FT Wind PM (MPH) Lgt/Var Lgt/Var Lgt/Var E 5
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.10-0.25 0.01-0.05 0.00 0.01-0.05
11 AM Mixing Hgt (FT) 1700 1900
Max Mixing Hgt (FT) 3200 2500
Transport Wnd (MPH) NW 8 E 11
Vent Rate (MPH-FT) 25600 30000
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Mostly sunny with a chance of showers in the morning,
then mostly cloudy in the afternoon. Highs in the upper 80s.
Southeast winds around 5 mph.
.SATURDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with showers likely. Lows in the upper 60s. South
winds around 5 mph.
.SUNDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Not as warm. Highs in the upper 70s.
North winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows in the upper 50s. Northeast
winds 5 to 10 mph.
.MONDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Highs in the lower 70s. Northeast winds
5 to 10 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers in the
evening. Lows in the mid 50s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light
winds.
$$
INZ010-172115-
Newton-
Including the cities of Roselawn, Kentland, and Morocco
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy pcldy pcldy
Precip Type tstms tstms None tstms
Chance Precip (%) 60 20 10 40
Max Temp (24HR Trend) 84 (+4) 78
Min RH % (24HR Trend) 69 (-5) 63
Min Temp (24HR Trend) 64 (-5) 62
Max RH % (24HR Trend) 100 (0) 92
20FT Wind AM (MPH) Lgt/Var NE 5
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 5 E 6
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1500 1900
Max Mixing Hgt (FT) 3100 2600
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 21700 33800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Partly sunny with a chance of showers. A chance of
thunderstorms in the afternoon. Highs in the mid 80s. Southeast
winds around 5 mph, becoming south in the afternoon.
.SATURDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with showers likely. Lows in the mid 60s. South
winds around 5 mph.
.SUNDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Highs in the upper 70s. North winds
5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows in the upper 50s. Northeast
winds around 10 mph.
.MONDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Highs around 70. East winds around
10 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers in the
evening. Lows in the mid 50s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Light
winds.
$$
INZ011-172115-
Jasper-
Including the cities of Rensselaer and DeMotte
358 AM CDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy mcldy mcldy pcldy
Precip Type tstms tstms None tstms
Chance Precip (%) 70 10 10 40
Max Temp (24HR Trend) 83 (+3) 77
Min RH % (24HR Trend) 73 (-1) 62
Min Temp (24HR Trend) 64 (-5) 61
Max RH % (24HR Trend) 100 (0) 91
20FT Wind AM (MPH) Lgt/Var E 6
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 6 E 7
Peak Wind Gusts (MPH) 14
Precip Amount (IN) 0.25-0.50 0.00 0.00 0.10-0.25
11 AM Mixing Hgt (FT) 1300 1900
Max Mixing Hgt (FT) 3100 2600
Transport Wnd (MPH) NW 6 E 12
Vent Rate (MPH-FT) 21700 33800
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Partly sunny. Showers likely in the morning, then a
chance of showers and thunderstorms in the afternoon. Highs in
the mid 80s. Southeast winds around 10 mph, becoming south in the
afternoon.
.SATURDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with showers likely. Lows in the mid 60s. South
winds around 5 mph.
.SUNDAY...Mostly cloudy with a chance of showers. Highs in the
upper 70s. North winds 5 to 10 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 50s. Northeast winds around 10 mph.
.MONDAY...Mostly cloudy with a chance of showers. Highs around
70. East winds around 10 mph.
.MONDAY NIGHT...Mostly cloudy. A chance of showers in the
evening. Lows in the mid 50s. Northeast winds around 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
5 to 10 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 70s. North winds
around 5 mph.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s. North
winds around 5 mph in the evening, becoming light.
$$
INZ019-172115-
Benton-
Including the cities of Fowler and Oxford
458 AM EDT Thu Sep 17 2026
Today Tonight Fri Fri Night
Cloud Cover mcldy pcldy pcldy pcldy
Precip Type tstms tstms showers tstms
Chance Precip (%) 60 40 20 30
Max Temp (24HR Trend) 85 (+2) 79
Min RH % (24HR Trend) 64 (-5) 60
Min Temp (24HR Trend) 66 (-4) 63
Max RH % (24HR Trend) 100 (0) 92
20FT Wind AM (MPH) Lgt/Var NE 5
20FT Wind PM (MPH) Lgt/Var Lgt/Var E 5 E 6
Peak Wind Gusts (MPH)
Precip Amount (IN) 0.10-0.25 0.01-0.05 0.00 0.01-0.05
11 AM Mixing Hgt (FT) 1600 1700
Max Mixing Hgt (FT) 3100 2500
Transport Wnd (MPH) NW 8 E 11
Vent Rate (MPH-FT) 24800 30000
Vent Rate Category poor poor
.FORECAST FOR DAYS 3 THROUGH 7...
(WINDS ARE 20 FT LEVEL)
.SATURDAY...Partly sunny. A chance of showers in the morning.
Highs in the upper 80s. South winds around 5 mph.
.SATURDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with showers likely. Lows in the upper 60s. South
winds around 5 mph.
.SUNDAY...Partly sunny with a chance of showers. Highs around 80.
North winds around 5 mph.
.SUNDAY NIGHT...Mostly cloudy with a chance of showers. A chance
of thunderstorms after midnight. Lows around 60. Northeast winds
around 10 mph.
.MONDAY...A chance of thunderstorms in the morning. Mostly cloudy
with a chance of showers. Highs in the lower 70s. East winds
around 10 mph.
.MONDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the mid 50s. Northeast winds 5 to 10 mph.
.TUESDAY...Partly sunny. Highs in the lower 70s. Northeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. Northeast
winds around 5 mph in the evening, becoming light.
.WEDNESDAY...Mostly sunny. Highs in the mid 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.
$$