Nearby Harbors
37.4350’ N, 122.0070’ W

Upper Guadalupe Slough, CA

63°
H 79°
L 60°
NNW
0mph
Low tide
6:16 am
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Upper Guadalupe Slough, CA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Mon
Aug 24 		Partly Cloudy
Close Hourly 		79º / 60º 15% NNW 13 mph 69%
4am Partly Cloudy 63º 3% NNW 0 mph 85%
5am Partly Cloudy 62º 4% NNW 1 mph 87%
6am Partly Cloudy 62º 15% NNW 2 mph 88%
7am Cloudy 62º 15% NNW 3 mph 87%
8am Partly Cloudy 63º 2% N 3 mph 84%
9am Partly Cloudy 65º 2% N 3 mph 79%
10am Sunny 67º 1% NNW 4 mph 73%
11am Sunny 71º 0% NNW 5 mph 63%
12pm Sunny 74º 0% NNW 7 mph 58%
1pm Sunny 77º 0% NNW 8 mph 54%
2pm Sunny 78º 0% NNW 11 mph 53%
3pm Sunny 78º 0% NNW 12 mph 52%
4pm Sunny 78º 0% NNW 13 mph 52%
5pm Sunny 77º 0% NNW 13 mph 54%
6pm Sunny 74º 0% NNW 13 mph 59%
7pm Sunny 71º 1% NNW 12 mph 66%
8pm Clear 67º 3% NNW 11 mph 73%
9pm Clear 66º 7% NNW 10 mph 77%
10pm Mostly Clear 64º 8% NNW 8 mph 82%
11pm Partly Cloudy 63º 9% NNW 7 mph 84%
Tue
Aug 25 		Partly Cloudy
View Hourly 		80º / 60º 18% NNW 13 mph 63%
12am Partly Cloudy 62º 6% NNW 6 mph 86%
1am Partly Cloudy 62º 7% NNW 5 mph 86%
2am Mostly Cloudy 61º 20% NNW 4 mph 88%
3am Cloudy 61º 7% NNW 4 mph 89%
4am Cloudy 61º 20% NNW 3 mph 88%
5am Cloudy 61º 20% NNW 3 mph 87%
6am Mostly Cloudy 61º 7% NNW 3 mph 87%
7am Mostly Cloudy 61º 10% NNW 3 mph 86%
8am Cloudy 62º 19% NNW 4 mph 84%
9am Mostly Cloudy 64º 5% NNW 4 mph 80%
10am Partly Cloudy 65º 4% NNW 5 mph 76%
11am Partly Cloudy 68º 2% NNW 5 mph 68%
12pm Partly Cloudy 72º 1% NNW 7 mph 61%
1pm Partly Cloudy 75º 0% NNW 8 mph 54%
2pm Partly Cloudy 77º 0% NNW 10 mph 50%
3pm Partly Cloudy 78º 0% NNW 11 mph 48%
4pm Partly Cloudy 78º 0% NNW 13 mph 48%
5pm Partly Cloudy 77º 0% NNW 13 mph 50%
6pm Partly Cloudy 75º 0% NNW 13 mph 53%
7pm Partly Cloudy 72º 0% NNW 12 mph 59%
8pm Mostly Cloudy 69º 1% NNW 10 mph 65%
9pm Partly Cloudy 68º 2% NNW 9 mph 69%
10pm Partly Cloudy 66º 3% NNW 7 mph 73%
11pm Partly Cloudy 65º 4% NNW 6 mph 76%
Wed
Aug 26 		Partly Cloudy
View Hourly 		83º / 63º 5% NNW 13 mph 54%
12am Mostly Cloudy 64º 5% N 5 mph 77%
1am Mostly Cloudy 64º 5% N 4 mph 78%
2am Mostly Cloudy 63º 5% N 3 mph 79%
3am Partly Cloudy 63º 6% N 3 mph 80%
Thu
Aug 27 		Partly Cloudy 82º / 62º 2% NNW 13 mph 54%
Fri
Aug 28 		Partly Cloudy 79º / 58º 7% NNW 13 mph 58%
Sat
Aug 29 		Partly Cloudy 75º / 56º 5% NW 13 mph 64%
Sun
Aug 30 		Sunny 75º / 57º 5% NW 13 mph 65%
Mon
Aug 31 		Partly Cloudy 73º / 58º 4% NW 13 mph 66%

Weather Radar for Upper Guadalupe Slough, CA See Radar

See Radar Map

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Upper Guadalupe Slough, CA

Monday
High : 64ºF
NNW wind 5 to 15 kt. Cloudy through mid morning, then gradual clearing. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Monday Night
Low : 58ºF
NNW wind 9 to 14 kt becoming variable and less than 5 kt after midnight. Increasing clouds. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tuesday
High : 63ºF
Variable winds less than 5 kt becoming NNW 6 to 11 kt in the afternoon. Mostly cloudy. N swell 0 ft at 0 seconds. Wind waves 1 ft or less.
Tuesday Night
Low : 58ºF
NNW wind 10 to 15 kt becoming variable and less than 5 kt in the evening. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Wednesday
High : 65ºF
Variable winds less than 5 kt becoming WNW 6 to 11 kt in the afternoon. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Wednesday Night
Low : 60ºF
WSW wind 5 to 14 kt, with gusts as high as 21 kt. Mostly clear. N swell 0 ft. Wind waves 1 ft or less.
Thursday
High : 70ºF
Variable winds less than 5 kt becoming WNW 8 to 13 kt in the afternoon. Winds could gust as high as 20 kt. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.
Thursday Night
Low : 59ºF
WSW wind 6 to 14 kt, with gusts as high as 22 kt. Partly cloudy. N swell 0 ft. Wind waves 1 ft or less.
Friday
High : 69ºF
Variable winds less than 5 kt becoming WNW 6 to 11 kt in the morning. Winds could gust as high as 19 kt. Mostly sunny. N swell 0 ft. Wind waves 1 ft or less.

NOAA Buoy Data Near Upper Guadalupe Slough, CA See Map

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    Wind Speed Forecast for Upper Guadalupe Slough, CA

    MondayTuesdayWednesday
    Wind Speed (MPH) 0371311634713105
    11am3pm7pm11pm3am7am11am3pm7pm11pm3am7am
    MPH 0371311634713105
    DIR NNWNNNWNNWNNWNNWNNWNNWNNWNNWNNWN

    Current Weather Conditions In Upper Guadalupe Slough, CA

    As Of: 44 minutes ago

    • 63ºF
    • 63ºF
    • 0mph
    • 0º (NNW)
    • 0mph
    • Partly Cloudy
    • 10mi
    • 29.91"
    • 85%
    • 0ºF

    The weather right now in Upper Guadalupe Slough, CA is Partly Cloudy. The current temperature is 63°F, and the expected high and low for today, Monday, August 24, 2026, are 79° high temperature and 60°F low temperature. The wind is currently blowing at 0 miles per hour, and coming from the North Northwest. The wind is gusting to 0 mph. With the wind and the atmosphere the temperature feels like 63° Fahrenheit. Expected precipitation is 3 percent, with current humidity at 85 percent, and air pressure at 29.91 in. Visibility is 10 nautical miles. There are no current weather alert(s).

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