National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Plymouth (KC65)

Lat: 41.37°NLon: 86.3°WElev: 801ft.

Fair

77°F

25°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.97 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Sep 6:15 am EDT
Extended Forecast for

3 Miles E Donaldson IN

Heat Advisory September 3, 06:29am until September 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 3, 06:29am until September 3, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 91 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly sunny, with a high near 89. Heat index values as high as 99. South wind around 5 mph becoming north in the morning.

    High: 89 °F

    Chance
    T-storms then
    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 70. North wind around 5 mph becoming calm. Chance of precipitation is 60%.

    Low: 70 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 83. Northeast wind around 5 mph. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Sunny and hot, with a high near 91. Heat index values as high as 101. Southwest wind around 5 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 71. Southwest wind around 5 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly sunny, with a high near 89. Heat index values as high as 99. South wind around 5 mph becoming north in the morning.
Friday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 70. North wind around 5 mph becoming calm. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 83. Northeast wind around 5 mph. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 63.
Sunday
Sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 59.
Labor Day
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 68.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Donaldson IN
 41.36°N 86.4°W (Elev. 840 ft)
Last Update:
6:16 am EDT Sep 3, 2026
Forecast Valid:
6am EDT Sep 3, 2026-6pm EDT Sep 9, 2026
 
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