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.

Mostly Cloudy

68°F

20°C

Humidity 63%
Wind Speed SW 15 G 20 mph
Barometer 29.98 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Apr 2:55 am EDT
Extended Forecast for

Greencastle IN

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 4am, then scattered showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. Southwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: Scattered showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 79 °F

    Scattered
    Showers then
    Scattered
    T-storms

  • Monday Night

    Monday Night: Scattered showers and thunderstorms before 5am, then isolated showers. Mostly cloudy, with a low around 67. South southwest wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Scattered
    T-storms

  • Tuesday

    Tuesday: Isolated showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 81. Southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind 13 to 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 80. South southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain and thunderstorms before 2am, then rain likely and possibly a thunderstorm between 2am and 5am, then rain likely after 5am. Low around 63. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Rain

  • Thursday

    Thursday: Rain likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 76. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 76 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 58. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 4am, then scattered showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. Southwest wind around 18 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Scattered showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Monday Night
Scattered showers and thunderstorms before 5am, then isolated showers. Mostly cloudy, with a low around 67. South southwest wind 13 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday
Isolated showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 81. Southwest wind around 16 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South southwest wind 13 to 15 mph, with gusts as high as 25 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm. High near 80. South southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and thunderstorms before 2am, then rain likely and possibly a thunderstorm between 2am and 5am, then rain likely after 5am. Low around 63. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
Rain likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 76. Southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Thursday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 58. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 82. South wind 5 to 10 mph, with gusts as high as 18 mph.
Friday Night
Rain and thunderstorms likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Saturday
Rain likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Saturday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Greencastle IN
 39.65°N 86.86°W (Elev. 850 ft)
Last Update:
2:45 am EDT Apr 13, 2026
Forecast Valid:
3am EDT Apr 13, 2026-6pm EDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation