Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Watsonville, Watsonville Municipal Airport (KWVI)

Lat: 36.93944°NLon: 121.78889°WElev: 161.0ft.

Clear

87°F

31°C

Humidity 36%
Wind Speed W 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 17 Mar 05:53 PM PDT
Extended Forecast for

3 Miles WNW Castroville CA

Heat Advisory March 17, 06:11pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 17, 06:11pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Northeast wind 5 to 7 mph becoming west southwest in the afternoon.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. East northeast wind around 6 mph becoming west northwest in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. West wind 5 to 7 mph becoming light and variable  in the evening.

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 54. West wind around 6 mph becoming calm.
Wednesday
Sunny, with a high near 83. Northeast wind 5 to 7 mph becoming west southwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. Light and variable wind.
Thursday
Sunny, with a high near 85. East northeast wind around 6 mph becoming west northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 58. West wind 5 to 7 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 69.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castroville CA
 36.78°N 121.79°W (Elev. 7 ft)
1:49 pm PDT Mar 17, 2026
6pm PDT Mar 17, 2026-6pm PDT Mar 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