Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for portions of the central and southern High Plains. Read More >

Current conditions at

Fairfield / Travis Air Force Base (KSUU)

Lat: 38.26667°NLon: 121.95°WElev: 62.0ft.

Rain

63°F

17°C

Humidity 67%
Wind Speed SW 17 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 21 Apr 12:56 PM PDT
Extended Forecast for

5 Miles ENE Napa Co. Airport CA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm.  High near 56. Southwest wind 10 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 56 °F

    Showers

  • Tonight

    Tonight: Rain and thunderstorms likely.  Mostly cloudy, with a low around 46. West southwest wind 6 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Rain Likely

  • Wednesday

    Wednesday: A 40 percent chance of rain between 11am and 1pm.  Mostly sunny, with a high near 60. West wind 5 to 8 mph becoming south in the morning.  New precipitation amounts of less than a tenth of an inch possible.

    High: 60 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. West northwest wind 6 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Northwest wind 3 to 7 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 56. Southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms likely. Mostly cloudy, with a low around 46. West southwest wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A 40 percent chance of rain between 11am and 1pm. Mostly sunny, with a high near 60. West wind 5 to 8 mph becoming south in the morning. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 45. West northwest wind 6 to 8 mph.
Thursday
Sunny, with a high near 67. Northwest wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Partly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 47.
Monday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Napa Co. Airport CA
 38.24°N 122.19°W (Elev. 633 ft)
11:31 am PDT Apr 21, 2026
1pm PDT Apr 21, 2026-6pm PDT Apr 27, 2026
 
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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