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 >

Hazardous Weather Conditions

Current conditions at

Hollister, CA (KCVH)

Lat: 36.8933°NLon: 121.4103°WElev: 229.0ft.

Clear

54°F

12°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Mar 06:35 AM PDT
Extended Forecast for

2 Miles SW San Juan Bautista CA

Heat Advisory March 20, 06:55am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 06:55am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. South southwest wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 75. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. West southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. Light and variable wind becoming west 5 to 9 mph in the afternoon.

    High: 74 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 88. East northeast wind 5 to 9 mph becoming west southwest in the afternoon.
Tonight
Mostly clear, with a low around 55. South southwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 75. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 50. West southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 74. Light and variable wind becoming west 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 75.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 50.
Thursday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW San Juan Bautista CA
 36.82°N 121.57°W (Elev. 925 ft)
Last Update:
2:22 am PDT Mar 20, 2026
Forecast Valid:
6am PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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