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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Watsonville, Watsonville Municipal Airport (KWVI)

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

Clear

64°F

18°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 21 Mar 09:53 AM PDT
Extended Forecast for

3 Miles WNW Castroville CA

  • Today

    Today: Mostly sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 47. Southwest wind 5 to 10 mph becoming south southeast after midnight.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. West wind 5 to 10 mph becoming light northwest after midnight.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 69. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 68. West wind 5 to 11 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 47. Southwest wind 5 to 10 mph becoming south southeast after midnight.
Sunday
Sunny, with a high near 68. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 48. West wind 5 to 10 mph becoming light northwest after midnight.
Monday
Sunny, with a high near 69. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 70.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Mostly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Castroville CA
 36.78°N 121.79°W (Elev. 7 ft)
Last Update:
2:22 am PDT Mar 21, 2026
Forecast Valid:
10am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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