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.

Fair

0°F

-18°C

Humidity 85%
Wind Speed N 5 mph
Barometer 30.26 in
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 29 Jan 5:55 am EST
Extended Forecast for

Greencastle IN

Cold Weather Advisory January 29, 06:07am until January 29, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory January 29, 06:07am until January 29, 10:00am

    NOW until 10:00am Thu

    Cold Weather Advisory

  • Today

    High: 17 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around -2. Calm wind.

    Low: -2 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 16. Wind chill values as low as -9. North wind 3 to 8 mph.

    High: 16 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -1. Wind chill values as low as -12. North wind 6 to 8 mph.

    Low: -1 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 17. Northwest wind 7 to 9 mph.

    High: 17 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 3. North northwest wind around 6 mph becoming calm in the evening.

    Low: 3 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 23. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 23 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 10. South southwest wind around 5 mph.

    Low: 10 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 17. Wind chill values as low as -6. Calm wind.
Tonight
Mostly cloudy, with a low around -2. Calm wind.
Friday
Partly sunny, with a high near 16. Wind chill values as low as -9. North wind 3 to 8 mph.
Friday Night
Mostly cloudy, with a low around -1. Wind chill values as low as -12. North wind 6 to 8 mph.
Saturday
Mostly cloudy, with a high near 17. Northwest wind 7 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 3. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 23. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 10. South southwest wind around 5 mph.
Monday
A 20 percent chance of snow before 1pm. Mostly cloudy, with a high near 27. South wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 17. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 30.
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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:
5:45 am EST Jan 29, 2026
Forecast Valid:
6am EST Jan 29, 2026-6pm EST Feb 4, 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