Atlas, IL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Atlas, IL in one place.
Mostly sunny. High near 56, with temperatures falling to around 51 in the afternoon. Northwest wind around 2 mph.
Local Weather Overview
This forecast page for Atlas, 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: Nov 6, 2026 12:46 PM CST.
The active forecast window currently covers Nov 7 to Nov 12, 2026 for Atlas, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Nov 7 to Nov 12, 2026
- Latest sync
- Nov 6, 2026 12:46 PM CST
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Atlas
Monday looks like the warmest upcoming period in Atlas at 69 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Monday at about 1 to 8 mph SW.
The forecast from Nov 7 through Nov 12 stays mostly dry.
Forecast Details
- Last updated
- Nov 6, 2026 12:46 PM CST
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- LSX
- Radar station
- KLSX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 35. West wind around 2 mph.
Sunny. High near 65, with temperatures falling to around 60 in the afternoon. West wind 2 to 6 mph.
Clear, with a low around 39.
Sunny, with a high near 69.
Clear, with a low around 43.
Sunny, with a high near 69.
Mostly clear, with a low around 42.
Mostly sunny, with a high near 66.
Partly cloudy, with a low around 42.
Mostly sunny, with a high near 61.
Mostly clear, with a low around 39.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Nov 7
|
Mostly Sunny
|
56°F |
2 mph
NW
|
|
Saturday Night
Nov 7
|
Mostly Clear
|
35°F |
2 mph
W
|
|
Sunday
Nov 8
|
Sunny
|
65°F |
2 to 6 mph
W
|
|
Sunday Night
Nov 8
|
Clear
|
39°F |
2 mph
W
|
|
Monday
Nov 9
|
Sunny
|
69°F |
1 to 8 mph
SW
|
|
Monday Night
Nov 9
|
Clear
|
43°F |
3 mph
SW
|
|
Tuesday
Nov 10
|
Sunny
|
69°F |
2 mph
W
|
|
Tuesday Night
Nov 10
|
Mostly Clear
|
42°F |
0 mph
|
|
Veterans Day
Nov 11
|
Mostly Sunny
|
66°F |
0 to 3 mph
NW
|
|
Wednesday Night
Nov 11
|
Partly Cloudy
|
42°F |
2 mph
NW
|
|
Thursday
Nov 12
|
Mostly Sunny
|
61°F |
2 to 7 mph
N
|
|
Thursday Night
Nov 12
|
Mostly Clear
|
39°F |
0 to 3 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Atlas.