Middle Farallon

United States

Middle Farallon

8–17 mMax Depth
boatEntry
8Species

Conditions Summary

Model forecast · local time (GMT-7)

Model conditions signal62/100
Waves
2.4 m
12.8 s
Swell
2.2 m
10.3 s
Current speed
0.4 km/h
flowing toward NW
Water temperature
17.5°C
Wind
16.9 km/h
→ E
Sea level
0.4 m
falling
WavesChallenging
SwellChallenging
Current speedCalm

Forecast Overview

Tue, Oct 20Challenging
Waves2.3–2.7 mCurrent speed0.6 km/h maxWater temperature17.6°C
TodayChallenging
Waves1.5–2.4 mCurrent speed0.9 km/h maxWater temperature17.4°C
TomorrowChallenging
Waves1.4–2.3 mCurrent speed0.8 km/h maxWater temperature17.4°C
Fri, Oct 23Challenging
Waves2.4–2.6 mCurrent speed0.9 km/h maxWater temperature16.9°C
Next 72 hours
10:00
Waves: 2.3 m
Current speed: 0.4 km/h
Water temperature: 17.5°C
16:00
Waves: 2.6 m
Current speed: 0.5 km/h
Water temperature: 17.7°C
22:00
Waves: 2.5 m
Current speed: 0.4 km/h
Water temperature: 17.5°C
04:00
Waves: 2.2 m
Current speed: 0.5 km/h
Water temperature: 17.3°C
10:00
Waves: 1.9 m
Current speed: 0.9 km/h
Water temperature: 17.3°C
16:00
Waves: 1.7 m
Current speed: 0.8 km/h
Water temperature: 17.6°C
22:00
Waves: 1.6 m
Current speed: 0.2 km/h
Water temperature: 17.5°C
04:00
Waves: 1.4 m
Current speed: 0.4 km/h
Water temperature: 17.4°C
10:00
Waves: 1.4 m
Current speed: 0.4 km/h
Water temperature: 17.5°C
16:00
Waves: 1.5 m
Current speed: 0.7 km/h
Water temperature: 17.5°C
22:00
Waves: 2.2 m
Current speed: 0.7 km/h
Water temperature: 17.2°C
04:00
Waves: 2.5 m
Current speed: 0.7 km/h
Water temperature: 16.9°C
Catalog depth8–17 m
Data sources & field guideOpen-Meteo Marine + Weather APIs

Planning context, not a safety guarantee. Coastal model accuracy is limited. Confirm the actual briefing, entry, exit, and suitability with a local operator.

Open-Meteo Marine + Weather APIs →

Dive readiness

Collecting the latest marine conditions and forecast signals.

Seasons · water temperature

12-month outlook

Best window

Jul-Nov

Peak month

Sep 14.4°

Jan12.0°
Feb12.0°
Mar12.0°
Apr11.5°
May11.6°
Jun12.1°
Jul13.2°
Aug14.1°
Sep14.4°
Oct13.9°
Nov13.3°
Dec12.5°
Current: moderate
Typical visibility: 10 m

Historical planning data from the recorded site profile. Water temperature and conditions can vary by day, depth, and weather; confirm current conditions with a local operator.

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Dive Types

wallsalt Waterexpert Difficulty

Questions to ask a local operator

  • What are today's current, visibility, entry, and exit conditions?
  • Does the planned route stay within my certification and recent experience?
  • Are there local permits, conservation rules, or equipment requirements?

Common Species

12 km · nearby observations
Northern fur seal
Callorhinus ursinus
DeepLog5
California sea lion
Zalophus californianus
DeepLog1
Grey whale
Eschrichtius robustus
DeepLog1
Marzupla
Orcinus orca
DeepLog1
Northern right whale dolphin
Lissodelphis borealis
DeepLog1
Northern sea lion
Eumetopias jubatus
DeepLog1
Pygmy blue whale
Balaenoptera musculus
DeepLog1
Red abalone
Haliotis rufescens
DeepLog1
Common murre
Uria aalge
Nearby OBIS observations30
Humpback whale
Megaptera novaeangliae
Nearby OBIS observations30
Western gull
Larus occidentalis
Nearby OBIS observations19
Cassin's auklet
Ptychoramphus aleuticus
Nearby OBIS observations7
These are nearby biodiversity records, not a guarantee that every species will be seen on a particular dive.
DeepLog + OBIS →

Photos

Middle Farallon photo 2
Middle Farallon photo 3
Middle Farallon photo 4
Middle Farallon photo 5
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