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.

Clear

63°F

17°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 27 Aug 01:20 AM PDT
Extended Forecast for

3 Miles SE San Luis Obispo CA

Heat Advisory August 27, 01:42am until August 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 27, 01:42am until August 28, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 62 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers. Mostly cloudy and hot, with a high near 96. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 96 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Cloudy, with a low around 61. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 91. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. North northwest wind 5 to 15 mph.

    Low: 59 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 84.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. Northeast wind around 10 mph.
Thursday
A 20 percent chance of showers. Mostly cloudy and hot, with a high near 96. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A 20 percent chance of showers. Cloudy, with a low around 61. North northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 91. Northwest wind 5 to 15 mph, with gusts as high as 20 mph.
Friday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59. North northwest wind 5 to 15 mph.
Saturday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 56.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE San Luis Obispo CA
 35.25°N 120.63°W (Elev. 299 ft)
Last Update:
11:26 pm PDT Aug 26, 2026
Forecast Valid:
1am PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation