Water Temperature of San Francisco Bay in Alameda, CA

Current Water Temperature

67.3°F

Measurement Time: Saturday, June 13, 2026, 9:00 AM PDT

Today's Tides

Low: June 13, 5:20 AM, -1.2 ft
 High: June 13, 12:18 PM, 5.1 ft
Low: June 13, 4:46 PM, 3.0 ft
 High: June 13, 10:52 PM, 7.8 ft

Temperature Locations

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Local Points of Interest

USS Hornet; Naval Air Station Alameda; Encinal Beach; Oakland, CA

San Francisco Bay

Station Name: Alameda
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 0 feet

Sensor Depth: -4 feet

Nearest Address:
26 W Hornet Ave
Alameda, CA 94501
Alameda County

GPS Coordinates: 37.771700, -122.300000

Nearby Water Temperatures

San Francisco Bay, San Francisco, CA (5.7 mi)
San Francisco Bay, San Francisco, CA (7.7 mi)
San Francisco Bay, San Francisco, CA (9.4 mi)
San Francisco Bay, San Mateo, CA (10.2 mi)
San Francisco Bay, Richmond, CA (12.1 mi)
Rodeo Pond, Sausalito, CA (13 mi)
Rodeo Lagoon, Sausalito, CA (13.1 mi)
Rodeo Lagoon, Sausalito, CA (13.4 mi)
San Francisco Bay, San Rafael, CA (13.8 mi)
Redwood Creek, Redwood City, CA (19 mi)
Carquinez Strait, Martinez, CA (20.5 mi)
San Francisco Bay, Menlo Park, CA (20.9 mi)
Suisun Bay, Concord, CA (24.2 mi)
Coyote Creek, Alviso, CA (26.1 mi)
Pacific Ocean, San Francisco, CA (29.5 mi)

Weather for Alameda, California

Current Weather

57.9°F
Overcast
Overcast
58.7°F
58.1°F
90%
W 2.9 mph
3.5 mph
58.1°F
56.7°F
0 in
100%
8 mi
1012 mbar
2.8

Five Day Weather Forecast

Cloudy
Sat
H: 71°F
L: 54°F
Sunny
Sun
H: 74°F
L: 57°F
Sunny
Mon
H: 74°F
L: 57°F
Sunny
Tue
H: 75°F
L: 57°F
Sunny
Wed
H: 72°F
L: 56°F

Air Quality

AQI: 1 - Good
PM2.5: 10.6 μg/m3
PM10: 15.8 μg/m3
Carbon Monoxide: 114 μg/m3
Nitrogen Dioxide: 6.6 μg/m3
Sulphur Dioxide: 2 μg/m3
Ozone: 71 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:09 PM
Sunset: 8:32 PM
Daylight: 14 hrs 46 mins
Moonrise: 4:00 AM
Moon Transit: 11:42 AM
Moonset: 7:34 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

7:15 PM - 9:45 PM
11:12 AM - 1:42 PM

Minor Periods

7:04 PM - 8:34 PM
3:30 AM - 5:00 AM

Action Rating: 3 out of 5

Coastal Flood Advisory issued June 12 at 7:38PM PDT until June 17 at 3:00AM PDT by NWS San Francisco CA

Effective: Fri June 12, 2026, 7:38 PM
Expires: Sat June 13, 2026, 3:00 PM

* WHAT...For the Coastal Flood Advisory, up to 2.0 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, increased risk of sneaker waves and strong rip currents expected. * WHERE...San Francisco County. * WHEN...For the Coastal Flood Advisory, until 3 AM PDT Wednesday. For the Beach Hazards Statement, from 3 AM PDT Sunday through 3 AM PDT Wednesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.7 ft above normal (7.6 ft MLLW) at 9:34 PM on Friday the 12th, 1.9 ft above normal (7.8 ft MLLW) at 10:20 PM on Saturday the 13th, 2.0 ft above normal (7.8 ft MLLW) at 11:10 PM on Sunday the 14th, 1.9 ft above normal (7.8 ft MLLW) at 12:02 AM on Tuesday the 16th, and 1.6 ft above normal (7.4 ft MLLW) at 12:56 AM on Wednesday the 17th. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Beach Hazards Statement issued June 12 at 7:38PM PDT until June 17 at 3:00AM PDT by NWS San Francisco CA

Effective: Fri June 12, 2026, 7:38 PM
Expires: Sat June 13, 2026, 3:00 PM

* WHAT...For the Coastal Flood Advisory, up to 2.0 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. For the Beach Hazards Statement, increased risk of sneaker waves and strong rip currents expected. * WHERE...San Francisco County. * WHEN...For the Coastal Flood Advisory, until 3 AM PDT Wednesday. For the Beach Hazards Statement, from 3 AM PDT Sunday through 3 AM PDT Wednesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous conditions are forecast along the shoreline. Hazards include sneaker waves, strong rip currents, and large breaking waves. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.7 ft above normal (7.6 ft MLLW) at 9:34 PM on Friday the 12th, 1.9 ft above normal (7.8 ft MLLW) at 10:20 PM on Saturday the 13th, 2.0 ft above normal (7.8 ft MLLW) at 11:10 PM on Sunday the 14th, 1.9 ft above normal (7.8 ft MLLW) at 12:02 AM on Tuesday the 16th, and 1.6 ft above normal (7.4 ft MLLW) at 12:56 AM on Wednesday the 17th. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Stay off of jetties, piers, rocks, and other waterside infrastructure. Remain out of the water to avoid hazardous surf and NEVER turn your back on the ocean. Monitor local weather, surf and tide forecasts at www.weather.gov/mtr.


Heat Advisory issued June 12 at 2:01PM PDT until June 13 at 7:00PM PDT by NWS San Francisco CA

Effective: Fri June 12, 2026, 2:01 PM
Expires: Sat June 13, 2026, 5:15 AM

* WHAT...Temperatures between 90 and 95 for most areas, with some readings above 100 degrees. Hottest conditions across the East Bay Hills and Valleys. * WHERE...The Santa Clara Valley and Eastern Hills, and The East Bay Hills and Valleys. * WHEN...Until 7 PM PDT Saturday. * IMPACTS...This level of heat affects primarily those individuals extremely sensitive to heat, especially when outdoors without effective cooling and/or adequate hydration.

Hydration is a critical piece to surviving the heat. Drink water, and if possible, take water to those who are vulnerable. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to the early morning or evening. Take action when you experience symptoms of heat exhaustion and/or heat stroke. Beat the heat and check the backseat! Do not leave young children or pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.


Coastal Flood Advisory issued June 12 at 7:38PM PDT until June 17 at 3:00AM PDT by NWS San Francisco CA

Effective: Fri June 12, 2026, 7:38 PM
Expires: Sat June 13, 2026, 3:00 PM

* WHAT...Up to 2.0 ft of inundation above ground level is possible in low-lying areas near shorelines and tidal waterways. * WHERE...Low-lying bayshore regions along the San Francisco and San Pablo Bays. * WHEN...Until 3 AM PDT Wednesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...At the San Francisco tidal gauge, high tide is expected to be 1.7 ft above normal (7.6 ft MLLW) at 9:34 PM on Friday the 12th, 1.9 ft above normal (7.8 ft MLLW) at 10:20 PM on Saturday the 13th, 2.0 ft above normal (7.8 ft MLLW) at 11:10 PM on Sunday the 14th, 1.9 ft above normal (7.8 ft MLLW) at 12:02 AM on Tuesday the 16th, and 1.6 ft above normal (7.4 ft MLLW) at 12:56 AM on Wednesday the 17th. High tide varies up to 90 minutes earlier or later along the Pacific Coast and through the San Francisco Bay, respectively.

If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.


Heat Advisory issued June 13 at 1:36AM PDT until June 13 at 7:00PM PDT by NWS San Francisco CA

Effective: Sat June 13, 2026, 1:36 AM
Expires: Sat June 13, 2026, 3:00 PM

* WHAT...Moderate HeatRisk with temperatures between 90 and 95 for most areas, with some readings above 100 degrees. Hottest conditions across the East Bay Hills and Valleys. * WHERE...The Santa Clara Valley and Eastern Hills, and The East Bay Hills and Valleys. * WHEN...Until 7 PM PDT this evening. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries.

Hydration is a critical piece to surviving the heat. Drink water, and if possible, take water to those who are vulnerable. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to the early morning or evening. Take action when you experience symptoms of heat exhaustion and/or heat stroke. Beat the heat and check the backseat! Do not leave young children or pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes.


Saturday, June 13, 2026

Weather Forecast

Cloudy
71.2°F
53.8°F
60.3°F
88%
0 in
20%
0%
11 mph
10.1


Air Quality

AQI: 1 - Good
PM2.5: 13.99 μg/m3
PM10: 20.11 μg/m3
Carbon Monoxide: 107.88 μg/m3
Nitrogen Dioxide: 7.57 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 67.54 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:09 PM
Sunset: 8:32 PM
Daylight: 14 hrs 46 mins
Moonrise: 4:00 AM
Moon Transit: 11:42 AM
Moonset: 7:34 PM
Moon Phase: Waning Crescent
Moon Illumination: 0.1%

Best Times for Fishing or Hunting

Major Periods

7:15 PM - 9:45 PM
11:12 AM - 1:42 PM

Minor Periods

7:04 PM - 8:34 PM
3:30 AM - 5:00 AM

Action Rating: 3 out of 5

Sunday, June 14, 2026

Weather Forecast

Sunny
73.8°F
56.5°F
64.2°F
72%
0 in
6%
0%
11.4 mph
9.7


Air Quality

AQI: 1 - Good
PM2.5: 11.98 μg/m3
PM10: 17.56 μg/m3
Carbon Monoxide: 106.21 μg/m3
Nitrogen Dioxide: 5.24 μg/m3
Sulphur Dioxide: 1.61 μg/m3
Ozone: 65.79 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:09 PM
Sunset: 8:33 PM
Daylight: 14 hrs 46 mins
Moonrise: 4:54 AM
Moon Transit: 12:49 AM
Moonset: 8:48 PM
Moon Phase: New
Moon Illumination: 0.7%

Best Times for Fishing or Hunting

Major Periods

8:22 PM - 10:52 PM
12:19 AM - 2:49 PM

Minor Periods

8:18 PM - 9:48 PM
4:24 AM - 5:54 AM

Action Rating: 6 out of 5

Monday, June 15, 2026

Weather Forecast

Sunny
74.2°F
56.7°F
64.6°F
70%
0 in
5%
0%
11.2 mph
9.9


Air Quality

AQI: 1 - Good
PM2.5: 12.4 μg/m3
PM10: 17.59 μg/m3
Carbon Monoxide: 109.21 μg/m3
Nitrogen Dioxide: 5.13 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 66.33 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:09 PM
Sunset: 8:33 PM
Daylight: 14 hrs 47 mins
Moonrise: 6:00 AM
Moon Transit: 1:57 PM
Moonset: 9:50 PM
Moon Phase: New
Moon Illumination: 3.8%

Best Times for Fishing or Hunting

Major Periods

9:30 PM - 12:00 PM
1:27 PM - 3:57 PM

Minor Periods

9:20 PM - 10:50 PM
5:30 AM - 7:00 AM

Action Rating: 4 out of 5

Tuesday, June 16, 2026

Weather Forecast

Sunny
74.7°F
57.2°F
65°F
66%
0 in
4%
0%
9.8 mph
9.9


Air Quality

AQI: 1 - Good
PM2.5: 11.52 μg/m3
PM10: 16.04 μg/m3
Carbon Monoxide: 110.47 μg/m3
Nitrogen Dioxide: 5.93 μg/m3
Sulphur Dioxide: 1.99 μg/m3
Ozone: 67.25 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:10 PM
Sunset: 8:34 PM
Daylight: 14 hrs 47 mins
Moonrise: 7:14 AM
Moon Transit: 3:02 PM
Moonset: 10:41 PM
Moon Phase: New
Moon Illumination: 1.0%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
2:32 PM - 5:02 PM

Minor Periods

10:11 PM - 11:41 PM
6:44 AM - 8:14 AM

Action Rating: 3 out of 5

Wednesday, June 17, 2026

Weather Forecast

Sunny
72°F
55.9°F
62.4°F
74%
0 in
7%
0%
11.9 mph
0


Air Quality

AQI: 1 - Good
PM2.5: 15.05 μg/m3
PM10: 20.82 μg/m3
Carbon Monoxide: 117.33 μg/m3
Nitrogen Dioxide: 9.27 μg/m3
Sulphur Dioxide: 1.63 μg/m3
Ozone: 55 μg/m3

Astronomical

Sunrise: 5:47 AM
Sun Transit: 1:10 PM
Sunset: 8:34 PM
Daylight: 14 hrs 47 mins
Moonrise: 8:33 AM
Moon Transit: 4:02 PM
Moonset: 11:21 PM
Moon Phase: Waxing Crescent
Moon Illumination: 4.6%

Best Times for Fishing or Hunting

Major Periods

12:00 AM - 12:00 AM
3:32 PM - 6:02 PM

Minor Periods

12:00 AM - 12:00 AM
8:03 AM - 9:33 AM

Action Rating: 2 out of 5

The times presented here are based upon the solunar theory, which is the idea that the movements of fish and other animals are affected by the location of the sun and moon. The major periods are believed to be the times of the greatest animal activity and occur when the moon is directly overhead or underfoot (lunar transits). The minor periods also see increased activity and occur when the moon is rising or setting. The strongest activity occurs during full or new moons, and the weakest during quarter or three quarter moons. This is indicated by the Action Rating.

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