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

Hazardous Weather Conditions

Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Fair

43°F

6°C

Humidity 60%
Wind Speed W 8 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 18 Apr 10:54 pm EDT
Extended Forecast for

2 Miles ENE Dayton IN

Freeze Watch April 20, 02:00am until April 20, 09:00am
Frost Advisory April 19, 02:00am until April 19, 09:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory

  • Tonight

    Tonight: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. North northwest wind 5 to 8 mph becoming west southwest after midnight.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Isolated showers after 5pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 55. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 10%.

    High: 55 °F

    Areas Frost
    then Isolated
    Showers

  • Sunday Night

    Sunday Night: Isolated showers before 7pm. Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 10%.

    Low: 32 °F

    Isolated
    Showers then
    Frost

  • Monday

    Monday: Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55. Light and variable wind.

    High: 55 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 18 mph.

    Low: 42 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 29 mph.

    High: 74 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. West southwest wind around 8 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. South wind around 6 mph.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34. North northwest wind 5 to 8 mph becoming west southwest after midnight.
Sunday
Isolated showers after 5pm. Areas of frost before 9am. Otherwise, increasing clouds, with a high near 55. West wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 10%.
Sunday Night
Isolated showers before 7pm. Widespread frost, mainly after 4am. Otherwise, mostly clear, with a low around 32. Northwest wind 6 to 11 mph becoming light north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 10%.
Monday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 55. Light and variable wind.
Monday Night
Partly cloudy, with a low around 42. Calm wind becoming south 5 to 9 mph in the evening. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 74. Breezy, with a southwest wind 14 to 20 mph, with gusts as high as 29 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 56. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 77. West southwest wind around 8 mph.
Wednesday Night
Mostly clear, with a low around 58. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 81. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 62.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 60%.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Dayton IN
 40.39°N 86.74°W (Elev. 656 ft)
Last Update:
10:45 pm EDT Apr 18, 2026
Forecast Valid:
10pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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