TidalMap

Port Chicago, Suisun Bay Tide Times

California · Station 9415144 · live gauge · Updated Aug 5, 2026

Port Chicago, Suisun Bay runs a mean tidal range of about 3.5 ft. This month the highest water, 5.8 ft, comes on the morning of Aug 11, and the lowest, a -0.3 ft minus tide, on the morning of Aug 12.

Predictedno live gauge

Next high tide 5.3 ft at 7:10 PM

Predicted

Monthly tide calendar

Flood & low finder Flood tide ≥ ft Low tide ≤ ft

🌊 Biggest flood tides at Port Chicago, Suisun Bay this month: Aug 6, Aug 7, Aug 8, Aug 9, Aug 11, Aug 12, Aug 13. These spring highs push water up into the grass and over the oyster rock — prime for poling into flooded marsh for tailing reds.

🔻 Negative (minus) low tides at Port Chicago, Suisun Bay this month: Aug 1, Aug 10, Aug 11, Aug 12, Aug 13, Aug 14. These drain the flats and expose the oyster rock — prime for sight-fishing and clamming.

August 2026

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1H:4.8L:-0.0H:4.3L:1.5

2H:4.5L:0.1H:4.5L:1.3

3H:4.1L:0.4H:4.8

4L:1.2H:3.7L:0.8H:5.1

5🌗L:1.1H:3.4L:1.3H:5.3

6🌗L:1.0H:3.2L:1.8H:5.5

7🌗L:0.8H:3.4L:2.2H:5.6

8L:0.4H:3.6L:2.4H:5.7

9L:0.2H:3.9L:2.5H:5.8

10L:-0.1H:4.1L:2.3

11H:5.8L:-0.2H:4.3L:2.1

12🌑H:5.7L:-0.3H:4.4L:1.8

13🌑H:5.5L:-0.2H:4.5L:1.5

14🌑H:5.3L:-0.0H:4.6L:1.2

15🌑H:4.9L:0.2H:4.7L:1.1

16H:4.4L:0.5H:4.7

17L:1.0H:4.0L:0.9H:4.8

18L:0.9H:3.7L:1.3H:4.8

19🌓L:0.9H:3.4L:1.7H:4.8

20🌓L:0.8H:3.4L:2.1H:4.8

21🌓L:0.6H:3.6L:2.4H:4.7

22🌓L:0.4H:3.8L:2.5H:4.8

23L:0.2H:4.0L:2.5H:4.8

24L:0.1H:4.1L:2.3H:4.9

25L:0.0H:4.2L:2.1

26H:4.9L:0.0H:4.2L:1.8

27🌕H:4.9L:0.1H:4.2L:1.6

28🌕H:4.8L:0.2H:4.3L:1.3

29🌕H:4.7L:0.3H:4.5L:1.1

30H:4.5L:0.5H:4.7L:0.9

31H:4.2L:0.7H:5.0L:0.8

Best fishing times (solunar)

Major and minor solunar windows for Port Chicago, Suisun Bay — peak feeding activity is around the moon overhead/underfoot (majors) and moonrise/moonset (minors). Score is the day's activity coefficient (0–100).

Day	Major windows	Minor windows	Score
Today 🌗	5:26–7:26 AM 5:51–7:51 PM	10:51–12:51 AM 12:48–2:48 PM	33
Thu Aug 6 🌗	6:22–8:22 AM 6:47–8:47 PM	— 2:03–4:03 PM	42
Fri Aug 7 🌗	7:23–9:23 AM 7:48–9:48 PM	11:35–1:35 AM 3:17–5:17 PM	55
Sat Aug 8 🌘	8:27–10:27 AM 8:52–10:52 PM	12:29–2:29 AM 4:26–6:26 PM	67
Sun Aug 9 🌘	9:31–11:31 AM 9:56–11:56 PM	1:33–3:33 AM 5:24–7:24 PM	78
Mon Aug 10 🌘	10:34–12:34 PM 10:59–12:59 AM	2:46–4:46 AM 6:12–8:12 PM	86
Tue Aug 11 🌘	11:32–1:32 PM 11:57–1:57 AM	4:01–6:01 AM 6:51–8:51 PM	92

Predictions & observations: NOAA CO-OPS station 9415144. Solunar windows computed from the moon's position for this location. Times shown in the station's local time. Not for navigation.

Open Port Chicago, Suisun Bay on the live chart →

Set your own flood/low lines, moon & solunar, weather and live tides in the app — start a free TidalMap trial.