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NWS St. Louis Announces Changes To May 16, 2025 Tornado Damage Assessment

After a year-long review of new ground survey data and aerial imagery, NWS St. Louis made several adjustments to the May 16, 2025 tornado damage assessment. Read More >

Hazardous Weather Conditions

Current conditions at

Sparta Community-Hunter Field Airport (KSAR)

Lat: 38.15°NLon: 89.7°WElev: 528ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

New Athens IL

Flood Watch May 18, 01:07pm until May 18, 07:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch May 18, 01:07pm until May 18, 07:00pm

    NOW until 7:00pm Mon

    Flood Watch

  • This Afternoon

    High: 79 °F

    Heavy Rain

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 67. South wind 11 to 13 mph, with gusts as high as 25 mph.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. South wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 86 °F

    Showers
    Likely then
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Low around 58. West wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 70. North wind 7 to 9 mph.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Mostly Cloudy
    then Showers
    Likely

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. South wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 67. South wind 11 to 13 mph, with gusts as high as 25 mph.
Tuesday
Showers and thunderstorms, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. High near 86. South wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Low around 58. West wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 70. North wind 7 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 52.
Thursday
Partly sunny, with a high near 73.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Athens IL
 38.32°N 89.88°W (Elev. 394 ft)
Last Update:
12:11 pm CDT May 18, 2026
Forecast Valid:
1pm CDT May 18, 2026-6pm CDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation