Thompsonville, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Thompsonville, IL in one place.
Showers and thunderstorms. Mostly cloudy, with a high near 68. West wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Local Weather Overview
This forecast page for Thompsonville, 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: Apr 16, 2026 8:46 PM CDT.
The active forecast window currently covers Apr 18 to Apr 23, 2026 for Thompsonville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 18 to Apr 23, 2026
- Latest sync
- Apr 16, 2026 8:46 PM CDT
- Forecast office
- PAH
- Source
- NOAA / NWS
Daily Outlook
This Week in Thompsonville
Thursday looks like the warmest upcoming period in Thompsonville at 80 degrees F.
Saturday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Saturday at about 13 to 16 mph W.
Precipitation is mentioned in 3 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 16, 2026 8:46 PM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- PAH
- Radar station
- KPAH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Rain showers likely before 1am. Mostly clear, with a low around 39. Northwest wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Sunny, with a high near 67. West northwest wind 5 to 13 mph, with gusts as high as 20 mph.
Clear, with a low around 42. North northeast wind 2 to 8 mph.
Sunny, with a high near 72. South southeast wind 3 to 7 mph.
Mostly clear, with a low around 52. South wind around 7 mph.
Sunny, with a high near 78. Southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Mostly clear, with a low around 56. Southwest wind 6 to 10 mph.
Mostly sunny, with a high near 78. Southwest wind 6 to 10 mph.
Mostly clear, with a low around 57. South southwest wind around 8 mph.
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South wind 6 to 10 mph, with gusts as high as 18 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 18
|
Showers And Thunderstorms
|
68°F |
13 to 16 mph
W
|
|
Saturday Night
Apr 18
|
Rain Showers Likely
|
39°F |
5 to 14 mph
NW
|
|
Sunday
Apr 19
|
Sunny
|
67°F |
5 to 13 mph
WNW
|
|
Sunday Night
Apr 19
|
Clear
|
42°F |
2 to 8 mph
NNE
|
|
Monday
Apr 20
|
Sunny
|
72°F |
3 to 7 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
52°F |
7 mph
S
|
|
Tuesday
Apr 21
|
Sunny
|
78°F |
7 to 14 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
56°F |
6 to 10 mph
SW
|
|
Wednesday
Apr 22
|
Mostly Sunny
|
78°F |
6 to 10 mph
SW
|
|
Wednesday Night
Apr 22
|
Mostly Clear
|
57°F |
8 mph
SSW
|
|
Thursday
Apr 23
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
80°F |
6 to 10 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thompsonville.