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

69°F

21°C

Humidity 88%
Wind Speed S 5 mph
Barometer 30.20 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 3 Oct 10:55 pm EDT
Extended Forecast for

Greencastle IN

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light south southwest wind.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. South wind around 7 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers, mainly after 2pm. Mostly sunny, with a high near 85. South southwest wind 5 to 9 mph.

    High: 85 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 62. South southwest wind 3 to 6 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 75. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 51. North northeast wind around 8 mph.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Light south southwest wind.
Saturday
Sunny, with a high near 85. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 57. South wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 84. Light south southeast wind becoming south 5 to 10 mph in the morning.
Sunday Night
Mostly clear, with a low around 61. South wind around 7 mph.
Monday
A 30 percent chance of showers, mainly after 2pm. Mostly sunny, with a high near 85. South southwest wind 5 to 9 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 62. South southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 75. Southwest wind 5 to 7 mph. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 51. North northeast wind around 8 mph.
Wednesday
Sunny, with a high near 70. Northeast wind 8 to 10 mph.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 70.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 74.
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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:
10:45 pm EDT Oct 3, 2025
Forecast Valid:
11pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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