Cooksville, IL Weather Forecast

Local 7-day forecast

87°
F

Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Cooksville, IL in one place.

Thursday, September 17, 2026
Wind: 8 mph W
Thursday

A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 87. West wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

Local Weather Overview

This forecast page for Cooksville, IL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 12:45 PM CDT.

The active forecast window currently covers Sep 17 to Sep 21, 2026 for Cooksville, IL.

Page Snapshot

Page focus
city weather
Forecast window
Sep 17 to Sep 21, 2026
Latest sync
Sep 15, 2026 12:45 PM CDT
Forecast office
ILX
Source
NOAA / NWS
Next High
87°F
Thursday
Next Low
66°F
Thursday Night
Rain Outlook
10
Periods mentioning precipitation
Windiest
16 mph
Saturday

Daily Outlook

Today
Sep 17
Chance Showers And Thunderstorms
87 °F
/ 66°F
Wind 8 mph
Fri
Sep 18
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
84 °F
/ 67°F
Wind 9 mph
Sat
Sep 19
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
87 °F
/ 65°F
Wind 16 mph
Sun
Sep 20
Showers And Thunderstorms Likely
77 °F
/ 57°F
Wind 9 to 15 mph
Mon
Sep 21
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73 °F
/ 53°F
Wind 10 to 16 mph

This Week in Cooksville

Thursday looks like the warmest upcoming period in Cooksville at 87 degrees F.

Monday Night is the coolest period ahead with temperatures near 53 degrees F.

The strongest winds are forecast for Saturday at about 16 mph SSW.

Precipitation is mentioned in 10 upcoming forecast periods.

Forecast Details

Last updated
Sep 15, 2026 12:45 PM CDT
Coverage
5 days
Time zone
America/Chicago
Forecast office
ILX
Radar station
KILX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Thursday Night
Sep 17
66°F
Partly Cloudy then Slight Chance Showers And Thunderstorms
8 mph NNE

A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. North northeast wind around 8 mph.

Friday
Sep 18
84°F
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
9 mph E

A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. East wind around 9 mph. Chance of precipitation is 30%.

Friday Night
Sep 18
67°F
Slight Chance Showers And Thunderstorms
9 to 13 mph SE

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67.

Saturday
Sep 19
87°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
16 mph SSW

A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.

Saturday Night
Sep 19
65°F
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
12 mph W

A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 65.

Sunday
Sep 20
77°F
Showers And Thunderstorms Likely
9 to 15 mph N

Showers and thunderstorms likely. Partly sunny, with a high near 77.

Sunday Night
Sep 20
57°F
Chance Showers And Thunderstorms
9 to 15 mph NNE

A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 57.

Monday
Sep 21
73°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
10 to 16 mph NE

A slight chance of rain showers between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 73.

Monday Night
Sep 21
53°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
8 to 16 mph NE

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 53.

Detailed Forecast

Period Conditions Temp Wind
Thursday
Sep 17
Chance Showers And Thunderstorms
87°F
8 mph
W
Thursday Night
Sep 17
Partly Cloudy then Slight Chance Showers And Thunderstorms
66°F
8 mph
NNE
Friday
Sep 18
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
84°F
9 mph
E
Friday Night
Sep 18
Slight Chance Showers And Thunderstorms
67°F
9 to 13 mph
SE
Saturday
Sep 19
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
87°F
16 mph
SSW
Saturday Night
Sep 19
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
65°F
12 mph
W
Sunday
Sep 20
Showers And Thunderstorms Likely
77°F
9 to 15 mph
N
Sunday Night
Sep 20
Chance Showers And Thunderstorms
57°F
9 to 15 mph
NNE
Monday
Sep 21
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
73°F
10 to 16 mph
NE
Monday Night
Sep 21
Slight Chance Showers And Thunderstorms then Partly Cloudy
53°F
8 to 16 mph
NE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.