Cedar Glen, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms then Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Cedar Glen, IL in one place.
Showers and thunderstorms before 10am, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Cedar Glen, 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: Sep 15, 2026 1:09 AM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Cedar Glen, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 1:09 AM CDT
- Forecast office
- LOT
- Source
- NOAA / NWS
Daily Outlook
This Week in Cedar Glen
Saturday looks like the warmest upcoming period in Cedar Glen at 84 degrees F.
Sunday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Saturday at about 10 to 15 mph SSW.
Precipitation is mentioned in 13 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 1:09 AM CDT
- Coverage
- 7 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
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. North wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 73. Northeast wind around 5 mph. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind 0 to 5 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 1pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
A chance of rain showers after 7pm. Mostly cloudy, with a low around 65.
A chance of rain showers. Partly sunny, with a high near 82.
A slight chance of rain showers before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68.
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
A chance of showers and thunderstorms. Partly cloudy, with a low around 65.
A chance of showers and thunderstorms. Partly sunny, with a high near 79.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 76.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Showers And Thunderstorms then Chance Showers And Thunderstorms
|
80°F |
10 mph
SW
|
|
Tuesday Night
Sep 15
|
Chance Showers And Thunderstorms
|
63°F |
5 to 10 mph
N
|
|
Wednesday
Sep 16
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
73°F |
5 mph
NE
|
|
Wednesday Night
Sep 16
|
Chance Showers And Thunderstorms
|
67°F |
0 to 5 mph
E
|
|
Thursday
Sep 17
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
80°F |
0 to 5 mph
NNW
|
|
Thursday Night
Sep 17
|
Chance Rain Showers
|
65°F |
5 mph
NE
|
|
Friday
Sep 18
|
Chance Rain Showers
|
82°F |
5 mph
E
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
68°F |
5 to 10 mph
SE
|
|
Saturday
Sep 19
|
Chance Showers And Thunderstorms
|
84°F |
10 to 15 mph
SSW
|
|
Saturday Night
Sep 19
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
S
|
|
Sunday
Sep 20
|
Chance Showers And Thunderstorms
|
79°F |
10 mph
NE
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
61°F |
5 to 10 mph
NNE
|
|
Monday
Sep 21
|
Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
76°F |
5 to 15 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cedar Glen.