Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

ARROYO SECO (ASRC1)

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

NA

86°F

30°C

Humidity 28%
Wind Speed ENE 2 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index84°F (29°C)
Last update 17 Mar 12:04 PM PDT
Extended Forecast for

10 Miles SE Arroyo Seco CA

Heat Advisory March 17, 12:54pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 17, 12:54pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. West wind 5 to 7 mph becoming south in the evening.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Southwest wind around 7 mph becoming south southeast in the morning.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 70. North northwest wind around 6 mph.

    Low: 70 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Northeast wind around 7 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 70.

    Low: 70 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 79. East wind around 6 mph.
Tonight
Mostly clear, with a low around 67. West wind 5 to 7 mph becoming south in the evening.
Wednesday
Sunny, with a high near 81. Southwest wind around 7 mph becoming south southeast in the morning.
Wednesday Night
Clear, with a low around 70. North northwest wind around 6 mph.
Thursday
Sunny, with a high near 82. Northeast wind around 7 mph.
Thursday Night
Clear, with a low around 70.
Friday
Sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 67.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles SE Arroyo Seco CA
 36.14°N 121.34°W (Elev. 3793 ft)
11:56 am PDT Mar 17, 2026
12pm PDT Mar 17, 2026-6pm PDT Mar 23, 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