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

Morro Bay Harbor (OX1MB)

Lat: 35.3711°NLon: 120.8579°WElev: 20.0ft.

NA

42°F

6°C

Humidity 77%
Wind Speed NNE 3 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 20 Feb 01:00 AM PST
Extended Forecast for

Atascadero CA

  • Overnight

    Overnight: A 20 percent chance of showers. Areas of frost after 4am. Otherwise, partly cloudy, with a low around 33. Northwest wind around 5 mph.

    Low: 33 °F

    Slight Chance
    Showers

  • Friday

    Friday: Areas of frost before 10am. Otherwise, partly sunny, with a high near 50. Wind chill values as low as 30 early. North northeast wind around 5 mph becoming calm in the afternoon.

    High: 50 °F

    Areas Frost
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Widespread frost after 10pm. Otherwise, mostly clear, with a low around 31. Calm wind.

    Low: 31 °F

    Frost

  • Saturday

    Saturday: Widespread frost before 10am. Otherwise, sunny, with a high near 56. Calm wind becoming south southwest around 5 mph in the morning.

    High: 56 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: A slight chance of rain after 4am. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of showers. Areas of frost after 4am. Otherwise, partly cloudy, with a low around 33. Northwest wind around 5 mph.
Friday
Areas of frost before 10am. Otherwise, partly sunny, with a high near 50. Wind chill values as low as 30 early. North northeast wind around 5 mph becoming calm in the afternoon.
Friday Night
Widespread frost after 10pm. Otherwise, mostly clear, with a low around 31. Calm wind.
Saturday
Widespread frost before 10am. Otherwise, sunny, with a high near 56. Calm wind becoming south southwest around 5 mph in the morning.
Saturday Night
Partly cloudy, with a low around 36. South wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 66.
Monday Night
A slight chance of rain after 4am. Mostly cloudy, with a low around 48.
Tuesday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain. Mostly cloudy, with a high near 66.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Thursday
A slight chance of rain. Mostly cloudy, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Atascadero CA
 35.47°N 120.68°W (Elev. 1283 ft)
Last Update:
1:09 am PST Feb 20, 2026
Forecast Valid:
2am PST Feb 20, 2026-6pm PST Feb 26, 2026
 
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Additional Resources

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Chance of Precipitation