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

37°F

3°C

Humidity 100%
Wind Speed NA
Barometer 30.33 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 10 Oct 3:15 am EDT
Extended Forecast for

Greencastle IN

Frost Advisory October 10, 03:25am until October 10, 09:00am
Click here for hazard details and duration
Frost Advisory
  •  
    Frost Advisory October 10, 03:25am until October 10, 09:00am

    NOW until 9:00am Fri

    Frost Advisory

  • Overnight

    Low: 38 °F

    Patchy Frost

  • Friday

    Friday: Patchy frost before 9am. Otherwise, sunny, with a high near 70. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 70 °F

    Patchy Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49. South southwest wind around 5 mph becoming calm in the evening.

    Low: 49 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45. Light east northeast wind.

    Low: 45 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming east around 5 mph in the morning.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46. East wind around 5 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 76 °F

    Sunny

Detailed Forecast

Overnight
Patchy frost after 5am. Otherwise, clear, with a low around 38. Calm wind.
Friday
Patchy frost before 9am. Otherwise, sunny, with a high near 70. Calm wind becoming south southwest around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 49. South southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 71. Calm wind becoming north northeast around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 45. Light east northeast wind.
Sunday
Sunny, with a high near 73. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Mostly clear, with a low around 46. East wind around 5 mph becoming calm in the evening.
Columbus Day
Sunny, with a high near 76. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 52. Light and variable wind.
Tuesday
Mostly sunny, with a high near 75. North northeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Mostly sunny, with a high near 72.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 72.
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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:
3:22 am EDT Oct 10, 2025
Forecast Valid:
3am EDT Oct 10, 2025-6pm EDT Oct 16, 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