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.

Overcast

45°F

7°C

Humidity 63%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 26 Feb 6:55 pm EST
Extended Forecast for

Greencastle IN

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.

    Low: 33 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 62. Southwest wind 5 to 14 mph, with gusts as high as 26 mph.

    High: 62 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 37. South southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Northeast wind around 7 mph.

    High: 54 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 38. Northeast wind around 10 mph, with gusts as high as 18 mph.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Snow likely before 1am, then rain and snow likely. Cloudy, with a low around 25. East northeast wind around 8 mph. Chance of precipitation is 60%.

    Low: 25 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Monday

    Monday: A slight chance of rain and snow before 1pm. Partly sunny, with a high near 37. East wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 26. East wind around 6 mph.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 62. Southwest wind 5 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 37. South southwest wind 6 to 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly sunny, with a high near 54. Northeast wind around 7 mph.
Saturday Night
A chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 26. North wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 38. Northeast wind around 10 mph, with gusts as high as 18 mph.
Sunday Night
Snow likely before 1am, then rain and snow likely. Cloudy, with a low around 25. East northeast wind around 8 mph. Chance of precipitation is 60%.
Monday
A slight chance of rain and snow before 1pm. Partly sunny, with a high near 37. East wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 26. East wind around 6 mph.
Tuesday
A 50 percent chance of rain. Cloudy, with a high near 43. East southeast wind around 7 mph.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of rain. Cloudy, with a high near 52.
Wednesday Night
Rain likely. Cloudy, with a low around 44. Chance of precipitation is 60%.
Thursday
Rain likely. Cloudy, with a high near 62. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.86°W (Elev. 850 ft)
Last Update:
6:46 pm EST Feb 26, 2026
Forecast Valid:
7pm EST Feb 26, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation