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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Current conditions at

La Porte Municipal Airport (KPPO)

Lat: 41.57°NLon: 86.73°WElev: 812ft.

Fog/Mist

39°F

4°C

Humidity 100%
Wind Speed NE 10 mph
Barometer 30.15 in
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Wind Chill32°F (0°C)
Last update 25 Dec 8:35 am CST
Extended Forecast for

3 Miles SSW La Porte IN

  • Christmas Day

    Christmas Day: Patchy fog before 9am. Otherwise, partly sunny, with a high near 45. East wind around 10 mph.

    High: 45 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Rain, mainly after 3am. Low around 34. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 34 °F

    Mostly Cloudy
    then Rain

  • Friday

    Friday: Rain likely before noon. Mostly cloudy, with a high near 52. Southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

    High: 52 °F

    Rain Likely
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 48. Southeast wind 5 to 10 mph.

    High: 48 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after midnight. Cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after noon. Cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain likely, possibly mixed with snow, mainly before midnight. Cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A 30 percent chance of snow. Mostly cloudy, with a high near 24. Blustery.

    High: 24 °F

    Chance Snow
    and Blustery

Detailed Forecast

Christmas Day
Patchy fog before 9am. Otherwise, partly sunny, with a high near 45. East wind around 10 mph.
Tonight
Rain, mainly after 3am. Low around 34. Southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Friday
Rain likely before noon. Mostly cloudy, with a high near 52. Southeast wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 70%.
Friday Night
Cloudy, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly cloudy, with a high near 48. Southeast wind 5 to 10 mph.
Saturday Night
A 30 percent chance of rain, mainly after midnight. Cloudy, with a low around 41.
Sunday
Rain likely, mainly after noon. Cloudy, with a high near 55. Chance of precipitation is 70%.
Sunday Night
Rain likely, possibly mixed with snow, mainly before midnight. Cloudy, with a low around 18. Chance of precipitation is 60%.
Monday
A 30 percent chance of snow. Mostly cloudy, with a high near 24. Blustery.
Monday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 13.
Tuesday
Partly sunny, with a high near 27.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
A slight chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW La Porte IN
 41.58°N 86.73°W (Elev. 807 ft)
Last Update:
7:46 am CST Dec 25, 2025
Forecast Valid:
8am CST Dec 25, 2025-6pm CST Dec 31, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation