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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Portola - Gulling Street (CQ236)

Lat: 39.81336°NLon: 120.47069°WElev: 4895.0ft.

NA

34°F

1°C

Humidity 93%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 17 Feb 02:00 PM PST
Extended Forecast for

Portola CA

Winter Weather Advisory February 19, 04:00am until February 19, 10:00pm
Winter Storm Warning February 17, 03:40pm until February 18, 07:00am
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Storm Warning February 17, 03:40pm until February 18, 07:00am

    NOW until 7:00am Wed

    Winter Storm Warning

  • This Afternoon

    High: 34 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly before 10pm. The snow could be heavy at times. Low around 12. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 12 °F

    Heavy Snow
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow likely, mainly between 10am and 1pm. Partly sunny, with a high near 31. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly after 7pm. Mostly cloudy, with a low around 16. South wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow Likely

  • Thursday

    Thursday: Snow, mainly before 4pm. High near 33. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 33 °F

    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 9. West wind around 5 mph becoming calm in the evening. New snow accumulation of less than one inch possible.

    Low: 9 °F

    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: A slight chance of snow between 10am and 4pm. Mostly sunny, with a high near 37. Chance of precipitation is 20%.

    High: 37 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow between 10pm and 4am. Partly cloudy, with a low around 11.

    Low: 11 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 34. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 7 to 11 inches possible.
Tonight
Snow, mainly before 10pm. The snow could be heavy at times. Low around 12. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday
Snow likely, mainly between 10am and 1pm. Partly sunny, with a high near 31. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly after 7pm. Mostly cloudy, with a low around 16. South wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow, mainly before 4pm. High near 33. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 9. West wind around 5 mph becoming calm in the evening. New snow accumulation of less than one inch possible.
Friday
A slight chance of snow between 10am and 4pm. Mostly sunny, with a high near 37. Chance of precipitation is 20%.
Friday Night
A slight chance of snow between 10pm and 4am. Partly cloudy, with a low around 11.
Saturday
A chance of snow after 10am. Partly sunny, with a high near 41.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21.
Sunday
Rain and snow likely. Mostly cloudy, with a high near 44.
Sunday Night
Rain and snow. Snow level 5500 feet. Mostly cloudy, with a low around 31.
Monday
Rain and snow. Snow level 5400 feet. Cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portola CA
 39.81°N 120.46°W (Elev. 4984 ft)
Last Update:
1:15 pm PST Feb 17, 2026
Forecast Valid:
3pm PST Feb 17, 2026-6pm PST Feb 23, 2026
 
Forecast Discussion
 
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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