Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 30.08 in (1018.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Jul 11:54 pm EDT
Extended Forecast for

Collegeville IN

  • Tonight

    Tonight: Partly cloudy, with a low around 67. South southeast wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 4pm, then a chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 86. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 69. West southwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 67. South southeast wind around 5 mph.
Saturday
A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 86. South wind 5 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Calm wind becoming north around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North northeast wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny, with a high near 92.
Thursday Night
Mostly clear, with a low around 71.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Collegeville IN
 40.92°N 87.16°W
9:27 pm CDT Jul 18, 2025
11pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025
 
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Additional Resources

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Hourly Weather Forecast

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