Forsyth, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Forsyth, IL in one place.
Sunny, with a high near 89. Northeast wind 2 to 6 mph.
Local Weather Overview
This forecast page for Forsyth, 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: Jul 12, 2026 3:24 AM CDT.
The active forecast window currently covers Jul 14 to Jul 18, 2026 for Forsyth, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 18, 2026
- Latest sync
- Jul 12, 2026 3:24 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Forsyth
Wednesday looks like the warmest upcoming period in Forsyth at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Saturday at about 10 to 15 mph SW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 12, 2026 3:24 AM 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 sourceExtended Forecast
Clear, with a low around 69. South wind 1 to 5 mph.
Sunny, with a high near 90.
Clear, with a low around 70.
Sunny, with a high near 89.
Mostly clear, with a low around 70.
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 89.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71.
Sunny, with a high near 89.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jul 14
|
Sunny
|
89°F |
2 to 6 mph
NE
|
|
Tuesday Night
Jul 14
|
Clear
|
69°F |
1 to 5 mph
S
|
|
Wednesday
Jul 15
|
Sunny
|
90°F |
5 mph
NW
|
|
Wednesday Night
Jul 15
|
Clear
|
70°F |
5 mph
W
|
|
Thursday
Jul 16
|
Sunny
|
89°F |
3 to 7 mph
W
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
70°F |
6 mph
SW
|
|
Friday
Jul 17
|
Sunny then Slight Chance Showers And Thunderstorms
|
89°F |
6 to 12 mph
SW
|
|
Friday Night
Jul 17
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
71°F |
10 mph
SSW
|
|
Saturday
Jul 18
|
Sunny
|
89°F |
10 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Forsyth.