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 77%
Wind Speed N 0 MPH
Barometer 29.8 in (1009.14 mb)
Dewpoint 55°F (13°C)
Visibility 8.00 mi
Last update 22 Aug 02:30 AM PDT
Extended Forecast for

4 Miles NW San Luis Obispo CA

Heat Advisory August 22, 02:49am until August 22, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 22, 02:49am until August 22, 09:00pm

    NOW until 9:00pm Fri

    Heat Advisory

  • Overnight

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 86. North wind 5 to 10 mph becoming west in the morning.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Light west southwest wind becoming west 5 to 10 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. Northwest wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57.

    Low: 57 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.

    High: 73 °F

    Patchy Fog
    then Sunny

Detailed Forecast

Overnight
Clear, with a low around 56. North wind around 5 mph.
Friday
Sunny, with a high near 86. North wind 5 to 10 mph becoming west in the morning.
Friday Night
Mostly clear, with a low around 55. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Light west southwest wind becoming west 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 58. Northwest wind around 5 mph.
Sunday
Sunny, with a high near 73.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 57.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 73.
Monday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 55.
Tuesday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 71.
Tuesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 54.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 71.
Wednesday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 54.
Thursday
Patchy fog. Otherwise, mostly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW San Luis Obispo CA
 35.33°N 120.73°W (Elev. 361 ft)
Last Update:
2:29 am PDT Aug 22, 2025
Forecast Valid:
2am PDT Aug 22, 2025-6pm PDT Aug 28, 2025
 
Forecast Discussion
 
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Additional Resources

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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