New Athens, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for New Athens, IL in one place.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers and thunderstorms likely. Cloudy, with a high near 82. Southwest wind around 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for New Athens, 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 2:43 PM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for New Athens, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 2:43 PM CDT
- Forecast office
- LSX
- Source
- NOAA / NWS
Daily Outlook
This Week in New Athens
Friday looks like the warmest upcoming period in New Athens at 86 degrees F.
Saturday Night is the coolest period ahead with temperatures near 40 degrees F.
The strongest winds are forecast for Saturday at about 10 to 14 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 2:43 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
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely between 7pm and 8pm, then a slight chance of showers and thunderstorms between 8pm and 9pm, then showers and thunderstorms between 9pm and 11pm, then a chance of showers and thunderstorms between 11pm and midnight, then showers and thunderstorms between midnight and 5am, then a slight chance of showers and thunderstorms. Cloudy, with a low around 63. Southwest wind 7 to 10 mph. Chance of precipitation is 80%.
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Southwest wind around 8 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 59. South wind 2 to 6 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 2 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy. Low around 56, with temperatures rising to around 64 overnight. Chance of precipitation is 70%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 70%.
A chance of rain showers before 1am. Partly cloudy, with a low around 40. Chance of precipitation is 50%.
Sunny, with a high near 63.
Clear, with a low around 40.
Sunny, with a high near 70.
Mostly clear, with a low around 49.
Mostly sunny, with a high near 76.
Partly cloudy, with a low around 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 15
|
Chance Showers And Thunderstorms
|
82°F |
13 mph
SW
|
|
Tonight
Apr 15
|
Chance Showers And Thunderstorms then Showers And Thunderstorms
|
63°F |
7 to 10 mph
SW
|
|
Thursday
Apr 16
|
Slight Chance Showers And Thunderstorms
|
82°F |
8 mph
SW
|
|
Thursday Night
Apr 16
|
Chance Showers And Thunderstorms then Mostly Clear
|
59°F |
2 to 6 mph
S
|
|
Friday
Apr 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
86°F |
2 to 13 mph
S
|
|
Friday Night
Apr 17
|
Chance Showers And Thunderstorms
|
56°F |
12 mph
S
|
|
Saturday
Apr 18
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
69°F |
10 to 14 mph
W
|
|
Saturday Night
Apr 18
|
Chance Rain Showers
|
40°F |
7 to 13 mph
NW
|
|
Sunday
Apr 19
|
Sunny
|
63°F |
7 to 10 mph
NW
|
|
Sunday Night
Apr 19
|
Clear
|
40°F |
3 to 7 mph
N
|
|
Monday
Apr 20
|
Sunny
|
70°F |
3 to 9 mph
S
|
|
Monday Night
Apr 20
|
Mostly Clear
|
49°F |
8 mph
S
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
76°F |
7 to 12 mph
SW
|
|
Tuesday Night
Apr 21
|
Partly Cloudy
|
57°F |
6 to 9 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around New Athens.