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

Putnam County Regional Airport (KGPC)

Lat: 39.64°NLon: 86.82°WElev: 827ft.

Fair

27°F

-3°C

Humidity 77%
Wind Speed N 9 mph
Barometer 30.17 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 3 Feb 5:55 pm EST
Extended Forecast for

Greencastle IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. North northeast wind around 7 mph.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 24. North northeast wind 6 to 8 mph.

    High: 24 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7. Light and variable wind.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 27. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 27 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. South southwest wind around 8 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 37. West southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 37 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 14. North northeast wind 6 to 9 mph.

    Low: 14 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27. North northeast wind around 5 mph becoming light and variable in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. Southeast wind 3 to 6 mph.

    Low: 18 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 14. North northeast wind around 7 mph.
Wednesday
Partly sunny, with a high near 24. North northeast wind 6 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 7. Light and variable wind.
Thursday
Mostly cloudy, with a high near 27. Calm wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 21. South southwest wind around 8 mph.
Friday
Mostly cloudy, with a high near 37. West southwest wind 8 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 14. North northeast wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 27. North northeast wind around 5 mph becoming light and variable in the afternoon.
Saturday Night
Partly cloudy, with a low around 18. Southeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 32. Southeast wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Partly sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.86°W (Elev. 850 ft)
Last Update:
6:15 pm EST Feb 3, 2026
Forecast Valid:
6pm EST Feb 3, 2026-6pm EST Feb 10, 2026
 
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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