Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Greencastle Putnam County (K4I7)

Lat: 39.63°NLon: 86.81°WElev: 842ft.

Partly Cloudy

86°F

30°C

Humidity 79%
Wind Speed SE 3 mph
Barometer 29.96 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index99°F (37°C)
Last update 23 Jul 6:55 pm EDT
Extended Forecast for

Greencastle IN

Heat Advisory until July 24, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 24, 08:00pm

    NOW until
    8:00pm Sun

    Heat Advisory

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 74. Light and variable wind.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 74 °F

  • Sunday

    Sunday: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny and hot, with a high near 91. Heat index values as high as 102. Light south wind becoming southwest 5 to 9 mph in the morning.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 91 °F

  • Sunday
    Night

    Sunday Night: A 40 percent chance of showers and thunderstorms, mainly after 8pm.  Mostly cloudy, with a low around 73. South southwest wind 5 to 7 mph.

    Chance
    T-storms

    Low: 73 °F

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 86. West northwest wind 3 to 5 mph.

    Chance
    T-storms

    High: 86 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 67. North northeast wind 3 to 6 mph.

    Partly Cloudy

    Low: 67 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    Mostly Sunny

    High: 86 °F

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 67.

    Mostly Clear

    Low: 67 °F

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 86.

    Chance
    T-storms

    High: 86 °F

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74. Light and variable wind.
Sunday
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny and hot, with a high near 91. Heat index values as high as 102. Light south wind becoming southwest 5 to 9 mph in the morning.
Sunday Night
A 40 percent chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 73. South southwest wind 5 to 7 mph.
Monday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86. West northwest wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 67. North northeast wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Thursday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Click Map For Forecast
Point Forecast:
Greencastle IN
 39.65°N 86.83°W (Elev. 850 ft)
6:45 pm EDT Jul 23, 2016
7pm EDT Jul 23, 2016-6pm EDT Jul 30, 2016
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database