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

Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

66°F

19°C

Humidity 68%
Wind Speed N 3 mph
Barometer 30.00 in (1015.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 7 Oct 7:53 pm CDT
Extended Forecast for

Decatur IA

  • Tonight

    Tonight: Mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. East wind 3 to 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 82. South wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Breezy.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 76. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. East wind 3 to 6 mph.
Friday
Sunny, with a high near 82. South wind 7 to 13 mph, with gusts as high as 22 mph.
Friday Night
Clear, with a low around 64. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 81. Breezy.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 62.
Columbus Day
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Decatur IA
 40.73°N 93.81°W
Last Update:
5:51 pm CDT Oct 7, 2026
Forecast Valid:
8pm CDT Oct 7, 2026-6pm CDT Oct 14, 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