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.

Light Rain

68°F

20°C

Humidity NA
Wind Speed S 7 mph
Barometer 29.77 in
Dewpoint N/A
Visibility 10.00 mi
Last update 22 Jun 12:35 am EDT
Extended Forecast for

Greencastle IN

Flood Watch June 22, 12:48am until June 22, 08:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 22, 12:48am until June 22, 08:00am

    NOW until 8:00am Mon

    Flood Watch

  • Overnight

    Low: 68 °F

    Showers
    Likely

  • Monday

    Monday: Isolated showers before noon. Mostly cloudy, with a high near 73. West northwest wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 73 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming light after midnight.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Light north wind.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 63. Light south wind.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.

    High: 81 °F

    Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 1am, then scattered showers and thunderstorms after 1am. Cloudy, with a steady temperature around 68. Southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Isolated showers before noon. Mostly cloudy, with a high near 73. West northwest wind 8 to 11 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 55. North wind 5 to 9 mph becoming light after midnight.
Tuesday
Sunny, with a high near 78. Light north wind.
Tuesday Night
Mostly clear, with a low around 57. Light and variable wind.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 63. Light south wind.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 61. West northwest wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Light and variable wind. Chance of precipitation is 30%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.62°N 86.86°W (Elev. 846 ft)
Last Update:
12:45 am EDT Jun 22, 2026
Forecast Valid:
12am EDT Jun 22, 2026-6pm EDT Jun 28, 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