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

Hazardous Weather Conditions

Current conditions at

San Luis Obispo, San Luis Obispo County-Mc Chesney Field (KSBP)

Lat: 35.23611°NLon: 120.63611°WElev: 207.0ft.

Mostly Cloudy

59°F

15°C

Humidity 93%
Wind Speed NW 9 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Aug 11:15 PM PDT
Extended Forecast for

6 Miles SE Atascadero CA

Heat Advisory August 18, 11:33pm until August 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 18, 11:33pm until August 20, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Tonight

    Low: 60 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny and hot, with a high near 101. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 101 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. West southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 95. Northeast wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. West southwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Tonight
Mostly cloudy, with a low around 60. North wind around 5 mph.
Wednesday
Partly sunny and hot, with a high near 101. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 61. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 95. Northeast wind 5 to 10 mph becoming west southwest in the afternoon.
Thursday Night
Mostly clear, with a low around 60. West southwest wind 5 to 10 mph becoming light and variable in the evening.
Friday
Sunny, with a high near 93.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SE Atascadero CA
 35.42°N 120.61°W (Elev. 958 ft)
Last Update:
11:26 pm PDT Aug 18, 2026
Forecast Valid:
11pm PDT Aug 18, 2026-6pm PDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation