Marshall County, IL Weather Forecast
County weather hub
Showers And Thunderstorms
Compare major city weather across Marshall County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Showers and thunderstorms. Partly sunny, with a high near 83. South southeast wind 8 to 12 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Marshall County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 5 of 5 mapped cities in Marshall County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 8 to Jun 11, 2026
- Latest sync
- Jun 5, 2026 9:43 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Marshall County
Thursday looks like the warmest upcoming period in Marshall County at 96 degrees F.
Monday Night is the coolest period ahead with temperatures near 69 degrees F.
The strongest winds are forecast for Monday at about 8 to 12 mph SSE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 5, 2026 9:43 AM CDT
- Coverage
- 4 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
Showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 90%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 71.
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 94.
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 73.
Sunny, with a high near 96.
Mostly clear, with a low around 74.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Monday
Jun 8
|
Showers And Thunderstorms
|
83°F |
8 to 12 mph
SSE
|
|
Monday Night
Jun 8
|
Showers And Thunderstorms
|
69°F |
6 to 10 mph
S
|
|
Tuesday
Jun 9
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
90°F |
6 to 9 mph
SW
|
|
Tuesday Night
Jun 9
|
Chance Showers And Thunderstorms
|
71°F |
6 mph
SSW
|
|
Wednesday
Jun 10
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
94°F |
7 to 10 mph
SSW
|
|
Wednesday Night
Jun 10
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
73°F |
6 to 9 mph
SSW
|
|
Thursday
Jun 11
|
Sunny
|
96°F |
6 to 12 mph
SW
|
|
Thursday Night
Jun 11
|
Mostly Clear
|
74°F |
5 to 9 mph
SSW
|
Major City Forecasts
Live forecast snapshots for major cities across Marshall County.
Coverage
Forecast coverage currently spans 5 of 5 mapped cities in Marshall County.
Largest mapped city population in this region: 2,230.
