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

76°F

24°C

Humidity 56%
Wind Speed S 7 mph
Barometer 30.04 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 24 Jun 5:55 pm EDT
Extended Forecast for

Greencastle IN

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. South southwest wind 5 to 7 mph.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 81. South southwest wind 3 to 6 mph.

    High: 81 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 77. Southeast wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    High: 77 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 66. South wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 66 °F

    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Light and variable wind.

    Low: 69 °F

    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 88. South southwest wind 5 to 8 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72. South wind around 7 mph.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 63. South southwest wind 5 to 7 mph.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after noon. Partly sunny, with a high near 81. South southwest wind 3 to 6 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 77. Southeast wind around 6 mph becoming south southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Friday Night
Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 66. South wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Light and variable wind.
Sunday
Mostly sunny, with a high near 88. South southwest wind 5 to 8 mph.
Sunday Night
Mostly clear, with a low around 72. South wind around 7 mph.
Monday
Sunny and hot, with a high near 91. South southwest wind 5 to 8 mph.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny and hot, with a high near 92.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny and hot, with a high near 92.
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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:
5:45 pm EDT Jun 24, 2026
Forecast Valid:
6pm EDT Jun 24, 2026-6pm EDT Jul 1, 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