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.

Partly Cloudy

77°F

25°C

Humidity 36%
Wind Speed S 4 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 27 Aug 07:35 AM PDT
Extended Forecast for

6 Miles SE Atascadero CA

Heat Advisory August 27, 07:55am until August 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 27, 07:55am until August 28, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 104 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers. Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph.

    Low: 64 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny and hot, with a high near 98. North northwest wind 5 to 10 mph.

    High: 98 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Northwest wind 5 to 10 mph becoming light west in the evening.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 92. North northeast wind 5 to 10 mph becoming west southwest in the afternoon.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Cloudy and hot, with a high near 104. North wind 5 to 10 mph. Chance of precipitation is 20%.
Tonight
A 20 percent chance of showers. Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph.
Friday
A 20 percent chance of showers. Partly sunny and hot, with a high near 98. North northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 60. Northwest wind 5 to 10 mph becoming light west in the evening.
Saturday
Sunny, with a high near 92. North northeast wind 5 to 10 mph becoming west southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 55.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 84.
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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:
6:27 am PDT Aug 27, 2026
Forecast Valid:
7am PDT Aug 27, 2026-6pm PDT Sep 2, 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