Scott County, IL Weather Forecast
County weather hub
Slight Chance Showers And Thunderstorms
Compare major city weather across Scott County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A slight chance of showers and thunderstorms before 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 76. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. 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
- Oct 15 to Oct 21, 2026
- Latest sync
- Oct 15, 2026 6:25 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Scott County
Wednesday looks like the warmest upcoming period in Scott County at 78 degrees F.
Friday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 15 to 21 mph NW.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 15, 2026 6:25 PM CDT
- Coverage
- 7 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 before 7pm, then showers and thunderstorms likely between 7pm and midnight. Mostly cloudy, with a low around 44. West northwest wind 10 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
A chance of rain showers between 2pm and 5pm. Partly sunny, with a high near 55. Northwest wind 15 to 21 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Partly cloudy, with a low around 35. North northwest wind 6 to 17 mph, with gusts as high as 29 mph.
Areas of frost before 9am. Sunny, with a high near 59. Northeast wind 0 to 5 mph.
Areas of frost after 4am. Clear, with a low around 35. South wind 0 to 3 mph.
Areas of frost before 8am. Sunny, with a high near 67. South wind 3 to 7 mph.
Mostly clear, with a low around 38.
Mostly sunny, with a high near 71.
Partly cloudy, with a low around 41.
Mostly sunny, with a high near 76.
Mostly clear, with a low around 45.
Sunny, with a high near 78.
Mostly clear, with a low around 49.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Oct 15
|
Slight Chance Showers And Thunderstorms
|
76°F |
10 mph
SW
|
|
Tonight
Oct 15
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
44°F |
10 to 16 mph
WNW
|
|
Friday
Oct 16
|
Partly Sunny then Chance Rain Showers
|
55°F |
15 to 21 mph
NW
|
|
Friday Night
Oct 16
|
Partly Cloudy
|
35°F |
6 to 17 mph
NNW
|
|
Saturday
Oct 17
|
Areas Of Frost then Sunny
|
59°F |
0 to 5 mph
NE
|
|
Saturday Night
Oct 17
|
Clear then Areas Of Frost
|
35°F |
0 to 3 mph
S
|
|
Sunday
Oct 18
|
Areas Of Frost then Sunny
|
67°F |
3 to 7 mph
S
|
|
Sunday Night
Oct 18
|
Mostly Clear
|
38°F |
5 mph
S
|
|
Monday
Oct 19
|
Mostly Sunny
|
71°F |
3 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
41°F |
2 mph
SSE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
76°F |
2 mph
SE
|
|
Tuesday Night
Oct 20
|
Mostly Clear
|
45°F |
1 mph
ESE
|
|
Wednesday
Oct 21
|
Sunny
|
78°F |
3 mph
SE
|
|
Wednesday Night
Oct 21
|
Mostly Clear
|
49°F |
2 mph
SE
|
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.