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

Hazardous Weather Conditions

Current conditions at

Putnam County Regional Airport (KGPC)

Lat: 39.64°NLon: 86.82°WElev: 827ft.

Partly Cloudy

32°F

0°C

Humidity 48%
Wind Speed SW 14 G 21 mph
Barometer 30.04 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 21 Jan 7:55 am EST
Extended Forecast for

Greencastle IN

  • Today

    Today: Partly sunny, with a high near 40. West southwest wind 15 to 17 mph, with gusts as high as 28 mph.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. West southwest wind 10 to 17 mph, with gusts as high as 22 mph.

    Low: 18 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 31. West northwest wind 7 to 10 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7. Wind chill values as low as zero. Light and variable wind becoming north northwest 5 to 10 mph after midnight.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy and cold, with a high near 11. North northwest wind around 11 mph, with gusts as high as 20 mph.

    High: 11 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. North northeast wind around 8 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 13. East northeast wind around 8 mph.

    High: 13 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 7. East northeast wind around 7 mph. Chance of precipitation is 60%.

    Low: 7 °F

    Snow Likely

  • Sunday

    Sunday: A 20 percent chance of snow. Mostly cloudy, with a high near 18. Northeast wind around 6 mph.

    High: 18 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Partly sunny, with a high near 40. West southwest wind 15 to 17 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 18. West southwest wind 10 to 17 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 31. West northwest wind 7 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 7. Wind chill values as low as zero. Light and variable wind becoming north northwest 5 to 10 mph after midnight.
Friday
Mostly cloudy and cold, with a high near 11. North northwest wind around 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around -1. North northeast wind around 8 mph.
Saturday
A 30 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 13. East northeast wind around 8 mph.
Saturday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 7. East northeast wind around 7 mph. Chance of precipitation is 60%.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 18. Northeast wind around 6 mph.
Sunday Night
Partly cloudy, with a low around 3. North northwest wind 3 to 5 mph.
Monday
Sunny, with a high near 18.
Monday Night
Mostly clear, with a low around 5.
Tuesday
Mostly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.86°W (Elev. 850 ft)
Last Update:
7:45 am EST Jan 21, 2026
Forecast Valid:
8am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation