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.

Fog

33°F

1°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in (1016.3 mb)
Dewpoint 33°F (1°C)
Visibility 0.25 mi
Last update 16 Feb 4:54 am EST
Extended Forecast for

2 Miles ENE Dayton IN

Dense Fog Advisory February 16, 05:38am until February 16, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory February 16, 05:38am until February 16, 10:00am

    NOW until 10:00am Mon

    Dense Fog Advisory

  • Washington's Birthday

    High: 59 °F

    Dense Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. South wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain after 1am. Cloudy, with a low around 52. Breezy, with a south wind 13 to 21 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Cloudy then
    Chance Rain
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Mostly sunny, with a high near 68. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 33 mph.

    High: 68 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Southwest wind 6 to 9 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of rain after 1pm. Partly sunny, with a high near 65. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 65 °F

    Partly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 1am. Mostly cloudy, with a low around 40. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

Detailed Forecast

Washington's Birthday
Widespread dense fog, mainly before 8am. Otherwise, partly sunny, with a high near 59. Southwest wind 5 to 15 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 39. South southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 58. South wind 6 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
A 50 percent chance of rain after 1am. Cloudy, with a low around 52. Breezy, with a south wind 13 to 21 mph, with gusts as high as 32 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 1pm. Mostly sunny, with a high near 68. Breezy, with a southwest wind 18 to 22 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 43. Southwest wind 6 to 9 mph.
Thursday
A 40 percent chance of rain after 1pm. Partly sunny, with a high near 65. South southeast wind 6 to 11 mph, with gusts as high as 18 mph.
Thursday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 40. Southeast wind 9 to 13 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Friday
A 20 percent chance of rain after 1pm. Mostly sunny, with a high near 50. West southwest wind 13 to 16 mph, with gusts as high as 24 mph.
Friday Night
A 20 percent chance of rain before 1am. Mostly cloudy, with a low around 30. West wind around 8 mph.
Saturday
Partly sunny, with a high near 43.
Saturday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 25.
Sunday
A 20 percent chance of rain. Partly sunny, with a high near 36.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Dayton IN
 40.39°N 86.74°W (Elev. 656 ft)
Last Update:
5:15 am EST Feb 16, 2026
Forecast Valid:
5am EST Feb 16, 2026-6pm EST Feb 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation