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Current conditions at

Putnam County Regional Airport (KGPC)

Lat: 39.64°NLon: 86.82°WElev: 827ft.

Fair

12°F

-11°C

Humidity 59%
Wind Speed S 13 G 21 mph
Barometer 30.41 in
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-3°F (-19°C)
Last update 15 Dec 10:15 am EST
Extended Forecast for

Greencastle IN

  • Today

    Today: Mostly sunny, with a high near 22. Wind chill values as low as -8. South southwest wind 11 to 15 mph.

    High: 22 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 15. South southwest wind around 7 mph.

    Low: 15 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 35. South southwest wind 6 to 10 mph.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. South southwest wind around 10 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Southwest wind around 6 mph.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain after 1am. Mostly cloudy, with a low around 34. South southeast wind 6 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 50. South wind around 17 mph becoming west in the afternoon. Chance of precipitation is 90%.

    High: 50 °F

    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. West northwest wind 9 to 14 mph.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29. West northwest wind around 7 mph becoming southwest in the afternoon.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 22. Wind chill values as low as -8. South southwest wind 11 to 15 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 15. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 35. South southwest wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 30. South southwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 40. Southwest wind around 6 mph.
Wednesday Night
A 50 percent chance of rain after 1am. Mostly cloudy, with a low around 34. South southeast wind 6 to 15 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 50. South wind around 17 mph becoming west in the afternoon. Chance of precipitation is 90%.
Thursday Night
Mostly cloudy, with a low around 15. West northwest wind 9 to 14 mph.
Friday
Mostly sunny, with a high near 29. West northwest wind around 7 mph becoming southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 24. South wind 6 to 11 mph.
Saturday
A 30 percent chance of rain. Partly sunny, with a high near 46.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 32.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 42.
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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:
10:15 am EST Dec 15, 2025
Forecast Valid:
10am EST Dec 15, 2025-6pm EST Dec 21, 2025
 
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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