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

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

51°F

11°C

Humidity 100%
Wind Speed Calm
Barometer 30.18 in (1021.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 23 Jul 5:54 am EDT
Extended Forecast for

5 Miles WSW Brookston IN

  • Today

    Today: Sunny, with a high near 77. Calm wind becoming northeast around 5 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 78. Calm wind becoming east around 5 mph.

    High: 78 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 70.

    Low: 70 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms after 8am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 77. Calm wind becoming northeast around 5 mph.
Tonight
Partly cloudy, with a low around 57. Calm wind.
Friday
Partly sunny, with a high near 78. Calm wind becoming east around 5 mph.
Friday Night
Partly cloudy, with a low around 58. Calm wind.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 70.
Monday
A slight chance of thunderstorms before 8am, then a slight chance of showers and thunderstorms after 8am. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Brookston IN
 40.58°N 86.96°W (Elev. 728 ft)
Last Update:
5:30 am EDT Jul 23, 2026
Forecast Valid:
6am EDT Jul 23, 2026-6pm EDT Jul 29, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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