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

66°F

19°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Jun 2:15 am EDT
Extended Forecast for

Greencastle IN

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 67. Light southwest wind.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy during the early evening, then becoming clear, with a low around 72. South wind around 8 mph.

    Low: 72 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 92. South southwest wind 7 to 10 mph.

    High: 92 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. South southwest wind around 7 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 92. South southwest wind 6 to 8 mph.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. South southwest wind 3 to 6 mph.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 67. Light southwest wind.
Friday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming southwest 5 to 9 mph in the morning.
Friday Night
Mostly cloudy during the early evening, then becoming clear, with a low around 72. South wind around 8 mph.
Saturday
Sunny, with a high near 89. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 75. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Sunday
Sunny and hot, with a high near 92. South southwest wind 7 to 10 mph.
Sunday Night
Mostly clear, with a low around 74. South southwest wind around 7 mph.
Monday
Sunny and hot, with a high near 92. South southwest wind 6 to 8 mph.
Monday Night
Mostly clear, with a low around 74. South southwest wind 3 to 6 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 92. Southwest wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 74.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Thursday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.62°N 86.86°W (Elev. 846 ft)
Last Update:
2:15 am EDT Jun 20, 2025
Forecast Valid:
2am EDT Jun 20, 2025-6pm EDT Jun 26, 2025
 
Forecast Discussion
 
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Additional Resources

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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