Scott County, IL Weather Forecast
County weather hub
Isolated Showers And Thunderstorms then Partly Cloudy
Compare major city weather across Scott County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Isolated showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. South southwest wind around 3 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Scott County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 1 of 1 mapped cities in Scott County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jul 16 to Jul 23, 2026
- Latest sync
- Jul 16, 2026 8:23 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Scott County
Monday looks like the warmest upcoming period in Scott County at 92 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 10 mph NW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 16, 2026 8:23 PM CDT
- Coverage
- 8 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms between 7am and 8am, then a chance of showers and thunderstorms between 9am and 10am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. West southwest wind 1 to 7 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 73. West southwest wind 2 to 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 91. Heat index values as high as 102. West southwest wind 6 to 9 mph, with gusts as high as 16 mph.
A slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 72. Northwest wind 2 to 7 mph.
Sunny, with a high near 88. East northeast wind around 5 mph.
Mostly clear, with a low around 69. East southeast wind around 3 mph.
Mostly sunny, with a high near 92.
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 74.
A slight chance of showers and thunderstorms before 7am. Sunny, with a high near 91.
Mostly clear, with a low around 65.
Sunny, with a high near 83.
Mostly clear, with a low around 60.
Sunny, with a high near 83.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tonight
Jul 16
|
Isolated Showers And Thunderstorms then Partly Cloudy
|
72°F |
3 mph
SSW
|
|
Friday
Jul 17
|
Chance Showers And Thunderstorms
|
89°F |
1 to 7 mph
WSW
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms then Mostly Clear
|
73°F |
2 to 6 mph
WSW
|
|
Saturday
Jul 18
|
Sunny
|
91°F |
6 to 9 mph
WSW
|
|
Saturday Night
Jul 18
|
Slight Chance Showers And Thunderstorms
|
72°F |
2 to 7 mph
NW
|
|
Sunday
Jul 19
|
Sunny
|
88°F |
5 mph
ENE
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
69°F |
3 mph
ESE
|
|
Monday
Jul 20
|
Mostly Sunny
|
92°F |
3 to 7 mph
SSW
|
|
Monday Night
Jul 20
|
Mostly Clear then Slight Chance Showers And Thunderstorms
|
74°F |
6 mph
WSW
|
|
Tuesday
Jul 21
|
Slight Chance Showers And Thunderstorms then Sunny
|
91°F |
5 to 10 mph
NW
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
65°F |
5 to 9 mph
N
|
|
Wednesday
Jul 22
|
Sunny
|
83°F |
5 to 8 mph
NE
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
60°F |
2 to 7 mph
ENE
|
|
Thursday
Jul 23
|
Sunny
|
83°F |
2 to 6 mph
ESE
|
Major City Forecasts
Live forecast snapshots for major cities across Scott County.
Coverage
Forecast coverage currently spans 1 of 1 mapped cities in Scott County.
Largest mapped city population in this region: 1,466.