Atlas, IL Weather Forecast
Local 7-day forecast
Scattered Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Atlas, IL in one place.
Scattered rain showers. Cloudy, with a high near 75. Southeast wind 1 to 5 mph. Chance of precipitation is 50%.
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: Jul 23, 2026 9:49 PM CDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for Atlas, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 23, 2026 9:49 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in Atlas
Monday looks like the warmest upcoming period in Atlas at 97 degrees F.
Friday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Monday at about 3 to 9 mph SW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 23, 2026 9:49 PM CDT
- 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
Scattered rain showers. Mostly cloudy, with a low around 66. Southeast wind around 5 mph. Chance of precipitation is 50%.
A chance of rain showers before 10am. Partly sunny, with a high near 88. Heat index values as high as 102. Southwest wind around 3 mph. Chance of precipitation is 50%.
Mostly clear, with a low around 72. Southwest wind around 1 mph.
Sunny, with a high near 94.
Mostly clear, with a low around 76.
Sunny, with a high near 97.
Mostly clear, with a low around 76.
Sunny, with a high near 94.
Partly cloudy, with a low around 72.
A slight chance of rain showers between 7am and 1pm. Mostly sunny, with a high near 91. Chance of precipitation is 20%.
Partly cloudy, with a low around 70.
Mostly sunny, with a high near 90.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 24
|
Scattered Rain Showers
|
75°F |
1 to 5 mph
SE
|
|
Friday Night
Jul 24
|
Scattered Rain Showers
|
66°F |
5 mph
SE
|
|
Saturday
Jul 25
|
Chance Rain Showers then Partly Sunny
|
88°F |
3 mph
SW
|
|
Saturday Night
Jul 25
|
Mostly Clear
|
72°F |
1 mph
SW
|
|
Sunday
Jul 26
|
Sunny
|
94°F |
2 mph
SW
|
|
Sunday Night
Jul 26
|
Mostly Clear
|
76°F |
3 mph
S
|
|
Monday
Jul 27
|
Sunny
|
97°F |
3 to 9 mph
SW
|
|
Monday Night
Jul 27
|
Mostly Clear
|
76°F |
1 to 6 mph
W
|
|
Tuesday
Jul 28
|
Sunny
|
94°F |
2 to 6 mph
N
|
|
Tuesday Night
Jul 28
|
Partly Cloudy
|
72°F |
0 to 5 mph
NE
|
|
Wednesday
Jul 29
|
Slight Chance Rain Showers
|
91°F |
0 to 5 mph
E
|
|
Wednesday Night
Jul 29
|
Partly Cloudy
|
70°F |
0 to 3 mph
SE
|
|
Thursday
Jul 30
|
Mostly Sunny
|
90°F |
0 to 3 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Atlas.