Thomson, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Thomson, IL in one place.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 68. Chance of precipitation is 50%.
Local Weather Overview
This forecast page for Thomson, 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 10, 2026 11:13 AM CDT.
The active forecast window currently covers Apr 15 to Apr 16, 2026 for Thomson, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 16, 2026
- Latest sync
- Apr 10, 2026 11:13 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Thomson
Thursday looks like the warmest upcoming period in Thomson at 72 degrees F.
Thursday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Wednesday at about 15 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 10, 2026 11:13 AM CDT
- Coverage
- 2 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 52. Chance of precipitation is 40%.
A chance of rain showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Apr 15
|
Chance Showers And Thunderstorms
|
68°F |
15 mph
SW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
52°F |
10 to 15 mph
SW
|
|
Thursday
Apr 16
|
Chance Rain Showers
|
72°F |
10 to 15 mph
S
|
|
Thursday Night
Apr 16
|
Chance Showers And Thunderstorms
|
51°F |
10 to 15 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thomson.