Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

65°F

18°C

Humidity 76%
Wind Speed E 6 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Jul 9:54 pm EDT
Extended Forecast for

4 Miles SSW Collegeville IN

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm.  Mostly sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.

    High: 89 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 72. Southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 10am.  Mostly sunny, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Calm wind.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 80. Calm wind becoming south southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Saturday Night
Partly cloudy, with a low around 67. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 89. Heat index values as high as 98. Calm wind becoming west southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 72. Southwest wind around 5 mph, with gusts as high as 10 mph.
Monday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
Monday Night
A 40 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
Mostly clear, with a low around 64.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 66.
Friday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Collegeville IN
 40.85°N 87.2°W
8:46 pm CDT Jul 24, 2026
9pm CDT Jul 24, 2026-6pm CDT Jul 31, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database