Port San Luis, CA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Thu
Jul 23 		Mostly Sunny/Wind
Close Hourly 		76º / 57º 1% NW 24 mph 57%
3pm Sunny/Wind 72º 1% NW 23 mph 57%
4pm Partly Cloudy/Wind 72º 1% NW 22 mph 57%
5pm Partly Cloudy/Wind 71º 1% NW 21 mph 59%
6pm Mostly Sunny 68º 1% NW 18 mph 66%
7pm Mostly Sunny 66º 1% NW 14 mph 70%
8pm Mostly Sunny 64º 2% NW 11 mph 76%
9pm Partly Cloudy 62º 16% NW 9 mph 80%
10pm Partly Cloudy 62º 18% NW 7 mph 81%
11pm Partly Cloudy 61º 18% NNW 7 mph 83%
Fri
Jul 24 		Mostly Sunny
View Hourly 		79º / 58º 16% NW 14 mph 59%
12am Partly Cloudy 61º 18% NNW 8 mph 83%
1am Partly Cloudy 60º 18% NNW 8 mph 82%
2am Partly Cloudy 60º 18% NNW 8 mph 84%
3am Partly Cloudy 59º 18% NNW 8 mph 86%
4am Cloudy 58º 18% NNW 7 mph 87%
5am Partly Cloudy 59º 18% NNW 7 mph 85%
6am Mostly Cloudy 60º 17% NNW 6 mph 82%
7am Mostly Cloudy 60º 17% NNW 7 mph 85%
8am Partly Cloudy 61º 16% NNW 6 mph 82%
9am Mostly Sunny 65º 2% NW 7 mph 72%
10am Sunny 70º 1% NW 8 mph 62%
11am Mostly Sunny 73º 0% NW 11 mph 53%
12pm Mostly Sunny 77º 0% NW 11 mph 47%
1pm Sunny 77º 0% NW 12 mph 46%
2pm Mostly Sunny 77º 0% NW 12 mph 47%
3pm Mostly Sunny 76º 0% NW 13 mph 48%
4pm Mostly Sunny 75º 0% NW 14 mph 51%
5pm Mostly Sunny 73º 1% NW 14 mph 54%
6pm Mostly Sunny 71º 1% NW 13 mph 59%
7pm Sunny 68º 1% NW 11 mph 67%
8pm Sunny 64º 4% NW 9 mph 74%
9pm Mostly Clear 63º 5% NW 7 mph 80%
10pm Mostly Clear 61º 5% NW 6 mph 82%
11pm Partly Cloudy 61º 19% NW 5 mph 85%
Sat
Jul 25 		Mostly Sunny
View Hourly 		81º / 58º 16% NW 19 mph 55%
12am Partly Cloudy 61º 19% NW 5 mph 85%
1am Mostly Cloudy 61º 18% NNW 5 mph 83%
2am Cloudy 60º 18% NNW 5 mph 84%
3am Foggy 59º 18% NNW 6 mph 84%
4am Foggy 60º 18% NNW 5 mph 84%
5am Foggy 60º 18% NNW 5 mph 82%
6am Foggy 61º 18% NNW 6 mph 80%
7am Foggy 60º 17% NNW 7 mph 82%
8am Partly Cloudy 62º 2% NNW 7 mph 79%
9am Partly Cloudy 66º 1% NNW 8 mph 69%
10am Partly Cloudy 71º 0% NW 9 mph 58%
11am Partly Cloudy 75º 0% NW 11 mph 49%
12pm Partly Cloudy 78º 0% NW 13 mph 44%
1pm Partly Cloudy 78º 0% NW 15 mph 44%
2pm Mostly Sunny 80º 0% NW 17 mph 42%
Sun
Jul 26 		Mostly Sunny 77º / 57º 2% NW 19 mph 58%
Mon
Jul 27 		Mostly Sunny 75º / 57º 3% NW 18 mph 61%
Tue
Jul 28 		Sunny 75º / 57º 2% NW 18 mph 61%
Wed
Jul 29 		Mostly Sunny 73º / 56º 18% WNW 13 mph 69%
Thu
Jul 30 		Mostly Sunny 77º / 57º 18% WNW 11 mph 63%

Weather Radar for Port San Luis, CA See Radar

See Radar Map

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Port San Luis, CA

This Afternoon
High : 70ºF
NW wind around 20 kt, with gusts as high as 25 kt. Sunny. Mixed swell...N 5 ft at 7 seconds and S 2 ft at 13 seconds. Wind waves around 3 ft.
Tonight
Low : 58ºF
NW wind 10 to 20 kt. Mostly clear. Mixed swell...N 6 ft at 9 seconds and S 2 ft at 13 seconds. Wind waves 2 to 3 ft.
Friday
High : 71ºF
NNW wind 10 to 15 kt, with gusts as high as 20 kt. Increasing clouds. Mixed swell...NW 5 ft at 8 seconds and S 2 ft at 12 seconds. Wind waves 1 to 3 ft.
Friday Night
Low : 58ºF
NNW wind 5 to 15 kt. Cloudy, then gradually becoming partly cloudy. Mixed swell...WNW 5 ft and S 2 ft. Wind waves 1 to 2 ft.
Saturday
High : 72ºF
NW wind 5 to 10 kt increasing to 15 to 20 kt in the afternoon. Mostly sunny. Mixed swell...N 4 ft and S 2 to 3 ft. Wind waves 1 to 3 ft.
Saturday Night
Low : 60ºF
NNW wind 10 to 15 kt, with gusts as high as 20 kt. Mostly clear. Mixed swell...NW 6 ft and SSW 2 ft. Wind waves 1 to 3 ft.
Sunday
High : 70ºF
NW wind 10 to 20 kt. Sunny. Mixed swell...N 4 to 5 ft and SW 2 ft. Wind waves 1 to 3 ft.
Sunday Night
Low : 58ºF
NW wind 15 to 20 kt decreasing to 10 to 15 kt after midnight. Mostly clear. Mixed swell...NW 5 ft and SSW 2 ft. Wind waves 1 to 3 ft.
Monday
High : 70ºF
NW wind 5 to 10 kt increasing to 15 to 20 kt in the afternoon. Mostly sunny. Mixed swell...N 3 to 4 ft and SSW 2 ft. Wind waves 1 to 3 ft.

NOAA Buoy Data Near Port San Luis, CA See Map

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    Wind Speed Forecast for Port San Luis, CA

    ThursdayFridaySaturday
    Wind Speed (MPH) 231478711131156711
    10pm2am6am10am2pm6pm10pm2am6am10am2pm6pm
    MPH 231478711131156711
    DIR NWNWNNWNNWNNWNWNWNWNWNNWNNWNW

    Current Weather Conditions In Port San Luis, CA

    As Of: 5 minutes ago

    • 72ºF
    • 72ºF
    • 23mph
    • 0º (NW)
    • 33mph
    • Sunny/Wind
    • 9mi
    • 29.88"
    • 57%
    • 0ºF

    The weather right now in Port San Luis, CA is Sunny/Wind. The current temperature is 72°F, and the expected high and low for today, Thursday, July 23, 2026, are 76° high temperature and 57°F low temperature. The wind is currently blowing at 23 miles per hour, and coming from the Northwest. The wind is gusting to 33 mph. With the wind and the atmosphere the temperature feels like 72° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 57 percent, and air pressure at 29.88 in. Visibility is 9 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Beach Hazard Statement - 10:42am Thu Jul 23 2026

    ...BEACH HAZARDS STATEMENT IN EFFECT FROM FRIDAY AFTERNOON THROUGH SUNDAY EVENING...

    WHAT: Dangerous rip currents.

    WHERE: San Luis Obispo County Beaches and Santa Barbara
    County Central Coast Beaches.

    WHEN: From Friday afternoon through Sunday evening.

    IMPACTS: There is an increased risk of ocean drowning. Rip
    currents can pull swimmers and surfers out to sea. Waves can
    wash people off beaches and rocks, and capsize small boats
    nearshore.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Remain out of the water due to hazardous swimming conditions, or
    stay near occupied lifeguard towers. Rock jetties can be deadly
    in such conditions, stay off the rocks.

    &&

    Small Craft Advisory - 12:35pm Thu Jul 23 2026

    ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM PDT SATURDAY...

    WHAT: Hazardous sea conditions.

    WHERE: Point Piedras Blancas to Point Sal westward out to 10
    NM.

    WHEN: Until 3 AM PDT Saturday.

    IMPACTS: Conditions will be hazardous to small craft.

    ADDITIONAL DETAILS: See the Coastal Waters Forecast (CWFLOX)
    for more.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&