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

45°F

7°C

Humidity 70%
Wind Speed NW 3 mph
Barometer 30.07 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 14 May 1:55 am EDT
Extended Forecast for

3 Miles SW Greencastle IN

  • Overnight

    Overnight: Clear, with a low around 42. Light north wind.

    Low: 42 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67. North northwest wind 5 to 7 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. Light and variable wind.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 72. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 8pm, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. South wind around 7 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 64. South wind 3 to 8 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of thunderstorms before 8am. Mostly sunny, with a high near 87. South wind 6 to 10 mph. Chance of precipitation is 10%.

    High: 87 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. South wind around 7 mph.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 42. Light north wind.
Thursday
Sunny, with a high near 67. North northwest wind 5 to 7 mph.
Thursday Night
Mostly clear, with a low around 48. Light and variable wind.
Friday
A chance of showers before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 72. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers before 8pm, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. South wind around 7 mph. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. South southwest wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 64. South wind 3 to 8 mph. Chance of precipitation is 60%.
Sunday
A slight chance of thunderstorms before 8am. Mostly sunny, with a high near 87. South wind 6 to 10 mph. Chance of precipitation is 10%.
Sunday Night
Mostly clear, with a low around 67. South wind around 7 mph.
Monday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90. South wind 8 to 17 mph, with gusts as high as 29 mph.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Tuesday
Showers and thunderstorms likely. Partly sunny, with a high near 87. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Greencastle IN
 39.63°N 86.89°W (Elev. 705 ft)
Last Update:
1:51 am EDT May 14, 2026
Forecast Valid:
2am EDT May 14, 2026-6pm EDT May 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation