National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

59°F

15°C

Humidity 93%
Wind Speed NE 8 mph
Barometer 30.29 in (1025.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Sep 2:54 am CDT
Extended Forecast for

Argenta IL

  • Overnight

    Overnight: Patchy drizzle. Cloudy, with a low around 57. Northeast wind around 6 mph.

    Low: 57 °F

    Patchy
    Drizzle

  • Thursday

    Thursday: Patchy drizzle before 9am. Cloudy, with a high near 71. East northeast wind 6 to 8 mph.

    High: 71 °F

    Patchy
    Drizzle then
    Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 59. East wind around 5 mph.

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 71. East wind 3 to 8 mph.

    High: 71 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. East wind 6 to 9 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72. East wind around 7 mph.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 56. East wind 3 to 6 mph.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy drizzle. Cloudy, with a low around 57. Northeast wind around 6 mph.
Thursday
Patchy drizzle before 9am. Cloudy, with a high near 71. East northeast wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 59. East wind around 5 mph.
Friday
Mostly cloudy, with a high near 71. East wind 3 to 8 mph.
Friday Night
Mostly cloudy, with a low around 54. East wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 72. East wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 56. East wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers. Mostly cloudy, with a high near 76. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Argenta IL
 39.99°N 88.82°W (Elev. 676 ft)
Last Update:
2:31 am CDT Sep 24, 2026
Forecast Valid:
3am CDT Sep 24, 2026-6pm CDT Sep 30, 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