Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Fairfield / Travis Air Force Base (KSUU)

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

Clear

46°F

8°C

Humidity 68%
Wind Speed WSW 3 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 18 Apr 02:55 AM PDT
Extended Forecast for

Vallejo CA

  • Overnight

    Overnight: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm  in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70. Light west wind becoming southwest 5 to 10 mph in the afternoon.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 51. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.

    Low: 51 °F

    Slight Chance
    Rain

  • Monday

    Monday: A 50 percent chance of rain.  Partly sunny, with a high near 67.

    High: 67 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain.  Low around 52. Chance of precipitation is 80%.

    Low: 52 °F

    Rain

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  Cloudy, with a high near 62.

    High: 62 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 47. Calm wind.
Saturday
Sunny, with a high near 76. Calm wind becoming west southwest around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 51. Southwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 70. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 51. West southwest wind 5 to 10 mph, with gusts as high as 18 mph.
Monday
A 50 percent chance of rain. Partly sunny, with a high near 67.
Monday Night
Rain. Low around 52. Chance of precipitation is 80%.
Tuesday
Showers and possibly a thunderstorm. Cloudy, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A chance of rain. Partly sunny, with a high near 64.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 47.
Friday
Sunny, with a high near 70.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Vallejo CA
 38.12°N 122.24°W (Elev. 98 ft)
2:01 am PDT Apr 18, 2026
3am PDT Apr 18, 2026-6pm PDT Apr 24, 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