Grand Ridge, IL Weather Forecast
Local 7-day forecast
Mostly Sunny then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Grand Ridge, IL in one place.
A chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 82. South southeast wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Grand Ridge, 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 15, 2026 4:40 PM CDT.
The active forecast window currently covers Apr 17 to Apr 21, 2026 for Grand Ridge, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 17 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 4:40 PM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Grand Ridge
Friday looks like the warmest upcoming period in Grand Ridge at 82 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Friday at about 5 to 20 mph SSE.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 4:40 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- LOT
- Radar station
- KLOT
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 47. Chance of precipitation is 90%.
Rain showers. Partly sunny, with a high near 57.
A slight chance of rain showers before 7pm. Mostly clear, with a low around 35.
Sunny, with a high near 54.
Mostly clear, with a low around 35.
Sunny, with a high near 64.
Mostly clear, with a low around 50.
Mostly sunny, with a high near 73.
Mostly clear, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Apr 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
82°F |
5 to 20 mph
SSE
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms
|
47°F |
15 mph
SSW
|
|
Saturday
Apr 18
|
Rain Showers
|
57°F |
15 to 20 mph
WNW
|
|
Saturday Night
Apr 18
|
Slight Chance Rain Showers then Mostly Clear
|
35°F |
10 to 20 mph
WNW
|
|
Sunday
Apr 19
|
Sunny
|
54°F |
10 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
35°F |
5 to 15 mph
N
|
|
Monday
Apr 20
|
Sunny
|
64°F |
5 to 15 mph
SSE
|
|
Monday Night
Apr 20
|
Mostly Clear
|
50°F |
10 to 15 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
73°F |
15 to 20 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
52°F |
10 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Grand Ridge.