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.

Fog

59°F

15°C

Humidity NA
Wind Speed SW 13 G 17 mph
Barometer 30.03 in
Dewpoint N/A
Visibility 0.50 mi
Last update 25 Dec 12:35 am EST
Extended Forecast for

Greencastle IN

Dense Fog Advisory until December 25, 11:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until December 25, 11:00am

    NOW until 11:00am Thu

    Dense Fog Advisory

  • Overnight

    Low: 57 °F

    Areas Drizzle
    and Dense Fog

  • Christmas Day

    Christmas Day: Patchy drizzle between 10am and 2pm. Areas of dense fog before 2pm. Otherwise, cloudy, with a temperature falling to around 52 by 9am. Light and variable wind becoming northeast around 6 mph in the morning.

    High: 53 °F⇓

    Patchy
    Drizzle and
    Areas Dense
    Fog

  • Thursday Night

    Thursday Night: A 50 percent chance of rain. Patchy fog after 4am. Otherwise, cloudy, with a low around 47. East wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A 40 percent chance of rain before 1pm. Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 65 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. West northwest wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 57. Calm wind becoming southeast around 6 mph in the morning.

    High: 57 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. South wind 6 to 8 mph.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 63. South southwest wind 8 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

Detailed Forecast

Overnight
Scattered showers before 1am, then areas of drizzle after 1am. Widespread dense fog, mainly after 1am. Otherwise, cloudy, with a steady temperature around 57. West wind 3 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Christmas Day
Patchy drizzle between 10am and 2pm. Areas of dense fog before 2pm. Otherwise, cloudy, with a temperature falling to around 52 by 9am. Light and variable wind becoming northeast around 6 mph in the morning.
Thursday Night
A 50 percent chance of rain. Patchy fog after 4am. Otherwise, cloudy, with a low around 47. East wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of rain before 1pm. Patchy fog before 7am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 65. South southeast wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 43. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 57. Calm wind becoming southeast around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 50. South wind 6 to 8 mph.
Sunday
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 63. South southwest wind 8 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Sunday Night
A chance of rain and snow before 1am, then a slight chance of snow. Mostly cloudy, with a low around 18. West northwest wind 13 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 25. West northwest wind 15 to 18 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 15.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 33.
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.83°W (Elev. 850 ft)
Last Update:
12:45 am EST Dec 25, 2025
Forecast Valid:
12am EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation