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.

Mostly Cloudy

60°F

16°C

Humidity 86%
Wind Speed S 12 mph
Barometer 29.85 in (1010.5 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 10 Mar 1:54 am EDT
Extended Forecast for

Decatur IN

  • Overnight

    Overnight: A slight chance of rain and thunderstorms before 3am, then a slight chance of rain and thunderstorms after 5am. Cloudy, with a low around 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of rain and thunderstorms before 4pm, then a slight chance of rain between 4pm and 5pm, then a slight chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.

    High: 74 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Low around 59. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Rain Likely
    then Rain

  • Wednesday

    Wednesday: Rain and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm after 2pm. High near 67. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 67 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers, possibly mixing with snow after 11pm, then gradually ending. Low around 28. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain/Snow
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow before 8am, then a chance of rain between 8am and 2pm. Mostly cloudy, with a high near 52. Windy. Chance of precipitation is 30%.

    High: 52 °F

    Chance
    Rain/Snow and
    Breezy then
    Chance Rain
    and Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain and thunderstorms before 3am, then a slight chance of rain and thunderstorms after 5am. Cloudy, with a low around 59. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tuesday
A slight chance of rain and thunderstorms before 4pm, then a slight chance of rain between 4pm and 5pm, then a slight chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.
Tuesday Night
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 8pm. Low around 59. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm after 2pm. High near 67. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Rain showers, possibly mixing with snow after 11pm, then gradually ending. Low around 28. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
Mostly sunny, with a high near 45.
Thursday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Friday
A chance of rain and snow before 8am, then a chance of rain between 8am and 2pm. Mostly cloudy, with a high near 52. Windy. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
A slight chance of rain and snow before 2pm. Mostly cloudy, with a high near 48. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of rain. Cloudy, with a low around 39.
Sunday
Rain likely. Cloudy, with a high near 59. Breezy. Chance of precipitation is 70%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 25.
Monday
A slight chance of snow. Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decatur IN
 40.83°N 84.93°W (Elev. 778 ft)
Last Update:
1:16 am EDT Mar 10, 2026
Forecast Valid:
2am EDT Mar 10, 2026-6pm EDT Mar 16, 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