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.

Overcast

26°F

-3°C

Humidity 46%
Wind Speed S 5 mph
Barometer 30.20 in (1023.6 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 21 Jan 12:54 am EST
Extended Forecast for

5 Miles WSW Brookston IN

  • Overnight

    Overnight: A 20 percent chance of snow after 3am. Cloudy, with a low around 19. South wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 19 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 37. West wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 37 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 19. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 26. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 26 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 2. West wind 5 to 10 mph.

    Low: 2 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny and cold, with a high near 5.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 12.

    High: 12 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 5.

    Low: 5 °F

    Chance Snow

Detailed Forecast

Overnight
A 20 percent chance of snow after 3am. Cloudy, with a low around 19. South wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
A 30 percent chance of snow, mainly before 10am. Partly sunny, with a high near 37. West wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 19. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 26. West wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 2. West wind 5 to 10 mph.
Friday
Partly sunny and cold, with a high near 5.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
A 20 percent chance of snow after 1pm. Mostly cloudy and cold, with a high near 12.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 5.
Sunday
Partly sunny and cold, with a high near 18.
Sunday Night
Partly cloudy, with a low around 3.
Monday
Sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Brookston IN
 40.58°N 86.96°W (Elev. 728 ft)
Last Update:
12:17 am EST Jan 21, 2026
Forecast Valid:
1am EST Jan 21, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation