Whiteside County, IL Weather Forecast
County weather hub
Slight Chance Showers And Thunderstorms then Mostly Sunny
Compare major city weather across Whiteside 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 7am. Mostly sunny, with a high near 75.
County Weather Overview
This county weather page brings together forecast coverage for Whiteside 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 Whiteside County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 13 to Oct 15, 2026
- Latest sync
- Oct 9, 2026 4:07 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Whiteside County
Tuesday looks like the warmest upcoming period in Whiteside County at 75 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Wednesday at about 10 to 15 mph E.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 9, 2026 4:07 AM CDT
- Coverage
- 3 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 rain showers after 7pm. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
A chance of rain showers. Partly sunny, with a high near 70. Chance of precipitation is 50%.
Rain showers likely before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Oct 13
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
75°F |
10 mph
NW
|
|
Tuesday Night
Oct 13
|
Chance Rain Showers
|
53°F |
5 to 10 mph
NE
|
|
Wednesday
Oct 14
|
Chance Rain Showers
|
70°F |
10 to 15 mph
E
|
|
Wednesday Night
Oct 14
|
Rain Showers Likely
|
55°F |
10 to 15 mph
SE
|
|
Thursday
Oct 15
|
Showers And Thunderstorms Likely
|
72°F |
15 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Whiteside County.
Coverage
Forecast coverage currently spans 5 of 5 mapped cities in Whiteside County.
Largest mapped city population in this region: 14,313.
