Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Severe thunderstorms are expected across parts of the central and southern High Plains, central Great Lakes, and Ozarks Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Valparaiso Porter County Municipal Airport (KVPZ)

Lat: 41.45°NLon: 87°WElev: 768ft.

Fair

61°F

16°C

Humidity 90%
Wind Speed E 5 mph
Barometer 30.05 in (1017.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Aug 9:56 pm CDT
Extended Forecast for

Chesterton IN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am.  Partly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after noon.  Mostly sunny, with a high near 82. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 82 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm.  Mostly clear, with a low around 66. West wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. North wind 5 to 10 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 62. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
A 40 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 82. South wind 10 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 66. West wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 77. North wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 62. North northeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Partly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 69.
Monday
Partly sunny, with a high near 84.
Monday Night
A chance of showers. Partly cloudy, with a low around 69.
Tuesday
Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Chesterton IN
 41.61°N 87.08°W
8:16 pm CDT Aug 25, 2026
10pm CDT Aug 25, 2026-6pm CDT Sep 1, 2026
 
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