Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

41°F

5°C

Humidity 72%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 18 Feb 02:52 PM PST
Extended Forecast for

14 Miles S Murphy OR

Winter Weather Advisory February 18, 03:05pm until February 19, 10:00am
Winter Storm Warning February 18, 03:05pm until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory February 18, 03:05pm until February 19, 10:00am
    Winter Storm Warning February 18, 03:05pm until February 19, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 32 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly after 11pm. The snow could be heavy at times.  Low around 26. South wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Chance Snow
    then Heavy
    Snow

  • Thursday

    Thursday: Snow likely, mainly between noon and 3pm.  Mostly cloudy, with a high near 33. Southwest wind 6 to 8 mph becoming northwest in the morning.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Chance Snow
    then Snow
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 10pm.  Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming south southwest after midnight.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow.  Partly sunny, with a high near 36. South wind 6 to 8 mph.

    High: 36 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 31. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow before 4pm, then a chance of rain and snow.  Partly sunny, with a high near 41. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: A chance of rain and snow before 10pm, then snow.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Rain/Snow
    Likely then
    Snow

Detailed Forecast

This Afternoon
A 50 percent chance of snow, mainly before 5pm. Mostly cloudy, with a high near 32. Southwest wind around 10 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly after 11pm. The snow could be heavy at times. Low around 26. South wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow likely, mainly between noon and 3pm. Mostly cloudy, with a high near 33. Southwest wind 6 to 8 mph becoming northwest in the morning. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 23. Northwest wind around 6 mph becoming south southwest after midnight. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 36. South wind 6 to 8 mph.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 31. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow before 4pm, then a chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain and snow before 10pm, then snow. Mostly cloudy, with a low around 36.
Sunday
Rain, possibly mixed with snow. Snow level 4200 feet. Cloudy, with a high near 42.
Sunday Night
Rain, possibly mixed with snow. Snow level 4700 feet. Cloudy, with a low around 40.
Monday
Rain and snow. Snow level 4300 feet. Cloudy, with a high near 42.
Monday Night
Rain and snow. Snow level 3800 feet. Cloudy, with a low around 36.
Tuesday
Rain and snow. Snow level rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 43.
Tuesday Night
Rain and snow. Mostly cloudy, with a low around 36.
Wednesday
Snow likely, possibly mixed with rain. Mostly cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S Murphy OR
 42.15°N 123.34°W (Elev. 3570 ft)
2:57 pm PST Feb 18, 2026
3pm PST Feb 18, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

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