Whiteside County, IL Weather Forecast
County weather hub
Showers And Thunderstorms
Compare major city weather across Whiteside County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 80%.
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
- Apr 14 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:06 PM 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 77 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Tuesday at about 15 to 20 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 3:06 PM 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
Showers and thunderstorms. Mostly cloudy, with a low around 51. Chance of precipitation is 80%.
Showers and thunderstorms likely. Partly sunny, with a high near 66. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Apr 14
|
Showers And Thunderstorms
|
77°F |
15 to 20 mph
SW
|
|
Tuesday Night
Apr 14
|
Showers And Thunderstorms
|
51°F |
15 mph
SW
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
66°F |
15 mph
S
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
44°F |
10 to 15 mph
W
|
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.
