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

56°F

13°C

Humidity 98%
Wind Speed NE 5 mph
Barometer 30.17 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 3 Aug 7:35 am EDT
Extended Forecast for

Greencastle IN

  • Today

    Today: Sunny, with a high near 79. East wind 5 to 9 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. East northeast wind 3 to 7 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. East wind 3 to 7 mph.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. East southeast wind 3 to 5 mph.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 65. Light east southeast wind. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Light southeast wind.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66. Light southeast wind.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 79. East wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around 63. East northeast wind 3 to 7 mph.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. East wind 3 to 7 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. East southeast wind 3 to 5 mph.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 65. Light east southeast wind. Chance of precipitation is 30%.
Wednesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Light southeast wind.
Wednesday Night
Mostly clear, with a low around 66. Light southeast wind.
Thursday
Sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 67. Light southeast wind.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 69.
Saturday
Sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.83°W (Elev. 850 ft)
Last Update:
7:45 am EDT Aug 3, 2025
Forecast Valid:
8am EDT Aug 3, 2025-6pm EDT Aug 9, 2025
 
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