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

ARROYO SECO (ASRC1)

Lat: 36.23548°NLon: 121.47988°WElev: 879.0ft.

NA

59°F

15°C

Humidity 75%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 20 Mar 05:04 AM PDT
Extended Forecast for

10 Miles SE Arroyo Seco CA

Heat Advisory March 20, 06:13am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 06:13am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. North northwest wind around 6 mph becoming light and variable in the evening.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 75. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. North northwest wind 14 to 16 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. North northwest wind 8 to 11 mph.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 80. Southwest wind 6 to 8 mph becoming southeast in the afternoon.
Tonight
Mostly clear, with a low around 64. North northwest wind around 6 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 75. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 58. North northwest wind 14 to 16 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 73. North northwest wind 8 to 11 mph.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 54.
Thursday
Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Arroyo Seco CA
 36.14°N 121.34°W (Elev. 3793 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

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