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

Fort Wayne International Airport (KFWA)

Lat: 40.97°NLon: 85.21°WElev: 797ft.

Partly Cloudy

35°F

2°C

Humidity 72%
Wind Speed SW 13 mph
Barometer 30.11 in (1020.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 12 Jan 5:54 pm EST
Extended Forecast for

Decatur IN

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 46. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 46 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow. Mostly cloudy, with a high near 36. Northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 36 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 13. North wind around 15 mph, with gusts as high as 30 mph.

    Low: 13 °F

    Slight Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 18.

    Low: 18 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 30. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 46. Southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 35. West wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 36. Northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A 20 percent chance of snow before 1am. Mostly cloudy, with a low around 13. North wind around 15 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 25.
Thursday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 15.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 18.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 25.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 7.
Sunday
Partly sunny and cold, with a high near 18.
Sunday Night
Mostly cloudy, with a low around 6.
M.L.King Day
Partly sunny and cold, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Decatur IN
 40.83°N 84.96°W (Elev. 797 ft)
Last Update:
5:46 pm EST Jan 12, 2026
Forecast Valid:
6pm EST Jan 12, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation