Tide & TempNOAA tides and water temperature

California tide station

Port Chicago, Suisun Bay tide times

Today, Sunday, October 18, 2026: high tide at 9:40 AM (3.7 ft) and 7:19 PM (4.0 ft); low tide at 3:01 AM (0.3 ft) and 2:18 PM (2.2 ft). Water temperature 65.7 F at Port Chicago.

NOAA station 9415144 · Reference station · MLLW datum · times in PDT · sunrise 7:20 AM, sunset 6:26 PM · first quarter (52% lit)

Low tide▼
3:01AM
0.3FT MLLW
low
High tide▲
9:40AM
3.7FT MLLW
high
Low tide▼
2:18PM
2.2FT MLLW
low
High tide▲
7:19PM
4.0FT MLLW
high
Water temp°F
65.7
18.7C
Port Chicago
0123412 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM12 AM3:01 AM0.3 ft9:40 AM3.7 ft2:18 PM2.2 ft7:19 PM4.0 ftnow 2:20 AM
predicted height above MLLWnightnow (build time; your browser updates it)

As of 2:20 AM the tide is falling toward low tide at 3:01 AM (0.3 ft).

First Quarter 52% litSunrise 7:20 AMSunset 6:26 PMDaylight 11h 06mPDT

Next 7 days at Port Chicago, Suisun Bay

DateTide 1Tide 2Tide 3Tide 4SunriseSunsetMoon
Sun Oct 18today3:01 AM0.3 ft9:40 AM3.7 ft2:18 PM2.2 ft7:19 PM4.0 ft7:20 AM6:26 PM 52%
Mon Oct 193:54 AM0.2 ft10:29 AM3.7 ft3:33 PM1.9 ft8:46 PM3.8 ft7:21 AM6:25 PM 62%
Tue Oct 204:40 AM0.1 ft11:11 AM3.8 ft4:38 PM1.5 ft10:09 PM3.7 ft7:22 AM6:24 PM 72%
Wed Oct 215:19 AM0.1 ft11:46 AM4.0 ft5:34 PM1.1 ft11:15 PM3.7 ft7:23 AM6:22 PM 81%
Thu Oct 225:53 AM0.2 ft12:14 PM4.2 ft6:24 PM0.7 ft 7:24 AM6:21 PM 89%
Fri Oct 2312:12 AM3.8 ft6:23 AM0.4 ft12:37 PM4.4 ft7:11 PM0.4 ft7:25 AM6:20 PM 95%
Sat Oct 241:05 AM3.8 ft6:52 AM0.7 ft12:57 PM4.7 ft7:57 PM0.2 ft7:26 AM6:18 PM 98%

Water temperature near Port Chicago, Suisun Bay

405060708090
65.7 F (18.7 C)
NOAA CO-OPS station 9415144 (this station's own sensor), read 2:00 AM local, October 18, 2026

Over the past 30 days this sensor ranged from 64.9 to 71.6 F. Typical for October here is 65.3 F (5-year hourly mean; range 60.8 to 71.1), so today is 0.4 F above typical.

Water temperature is the nearest NOAA reading to Port Chicago, Suisun Bay, not a measurement at the tide gauge itself. See water temperature by state for every sensor and buoy.

Tide tables

High (▲) and low (▼) tides in PDT with sunrise, sunset and moon illumination. CSV of today's tides for every California station.

October 2026 tide table

DateTide 1Tide 2Tide 3Tide 4SunriseSunsetMoon
Thu Oct 1    7:04 AM6:51 PM 71%
Fri Oct 2    7:05 AM6:50 PM 61%
Sat Oct 3    7:06 AM6:48 PM 51%
Sun Oct 4    7:07 AM6:47 PM 40%
Mon Oct 5    7:08 AM6:45 PM 30%
Tue Oct 6    7:09 AM6:44 PM 21%
Wed Oct 7    7:10 AM6:42 PM 13%
Thu Oct 8    7:11 AM6:41 PM 7%
Fri Oct 9    7:11 AM6:39 PM 2%
Sat Oct 10    7:12 AM6:38 PM 0%
Sun Oct 11    7:13 AM6:36 PM 0%
Mon Oct 12    7:14 AM6:35 PM 3%
Tue Oct 13    7:15 AM6:33 PM 7%
Wed Oct 14    7:16 AM6:32 PM 14%
Thu Oct 15    7:17 AM6:31 PM 22%
Fri Oct 161:06 AM0.3 ft7:45 AM3.6 ft11:58 AM2.3 ft5:13 PM4.6 ft7:18 AM6:29 PM 31%
Sat Oct 172:03 AM0.3 ft8:45 AM3.6 ft1:03 PM2.4 ft6:09 PM4.3 ft7:19 AM6:28 PM 41%
Sun Oct 18today3:01 AM0.3 ft9:40 AM3.7 ft2:18 PM2.2 ft7:19 PM4.0 ft7:20 AM6:26 PM 52%
Mon Oct 193:54 AM0.2 ft10:29 AM3.7 ft3:33 PM1.9 ft8:46 PM3.8 ft7:21 AM6:25 PM 62%
Tue Oct 204:40 AM0.1 ft11:11 AM3.8 ft4:38 PM1.5 ft10:09 PM3.7 ft7:22 AM6:24 PM 72%
Wed Oct 215:19 AM0.1 ft11:46 AM4.0 ft5:34 PM1.1 ft11:15 PM3.7 ft7:23 AM6:22 PM 81%
Thu Oct 225:53 AM0.2 ft12:14 PM4.2 ft6:24 PM0.7 ft 7:24 AM6:21 PM 89%
Fri Oct 2312:12 AM3.8 ft6:23 AM0.4 ft12:37 PM4.4 ft7:11 PM0.4 ft7:25 AM6:20 PM 95%
Sat Oct 241:05 AM3.8 ft6:52 AM0.7 ft12:57 PM4.7 ft7:57 PM0.2 ft7:26 AM6:18 PM 98%
Sun Oct 251:58 AM3.9 ft7:24 AM1.1 ft1:20 PM5.1 ft8:43 PM-0.0 ft7:27 AM6:17 PM 100%
Mon Oct 262:52 AM3.9 ft8:00 AM1.4 ft1:50 PM5.4 ft9:31 PM-0.1 ft7:28 AM6:16 PM 99%
Tue Oct 273:48 AM3.8 ft8:41 AM1.7 ft2:26 PM5.7 ft10:21 PM-0.2 ft7:29 AM6:15 PM 96%
Wed Oct 284:48 AM3.8 ft9:28 AM1.9 ft3:08 PM5.8 ft11:15 PM-0.2 ft7:30 AM6:14 PM 91%
Thu Oct 295:51 AM3.7 ft10:21 AM2.1 ft3:56 PM5.6 ft 7:31 AM6:12 PM 85%
Fri Oct 3012:15 AM-0.1 ft6:56 AM3.7 ft11:23 AM2.2 ft4:50 PM5.3 ft7:32 AM6:11 PM 76%
Sat Oct 311:18 AM-0.1 ft8:00 AM3.7 ft12:35 PM2.1 ft5:55 PM4.8 ft7:33 AM6:10 PM 67%

November 2026 tide table

DateTide 1Tide 2Tide 3Tide 4SunriseSunsetMoon
Sun Nov 11:23 AM-0.1 ft8:00 AM3.8 ft12:58 PM1.9 ft6:16 PM4.4 ft6:34 AM5:09 PM 56%
Mon Nov 22:23 AM-0.1 ft8:55 AM4.0 ft2:20 PM1.6 ft7:50 PM4.0 ft6:35 AM5:08 PM 45%
Tue Nov 33:17 AM-0.0 ft9:44 AM4.2 ft3:33 PM1.1 ft9:13 PM3.8 ft6:36 AM5:07 PM 35%
Wed Nov 44:04 AM0.0 ft10:27 AM4.4 ft4:37 PM0.6 ft10:22 PM3.8 ft6:38 AM5:06 PM 25%
Thu Nov 54:46 AM0.2 ft11:06 AM4.6 ft5:35 PM0.2 ft11:22 PM3.7 ft6:39 AM5:05 PM 16%
Fri Nov 65:23 AM0.6 ft11:39 AM4.8 ft6:27 PM-0.1 ft 6:40 AM5:04 PM 9%
Sat Nov 712:17 AM3.7 ft5:56 AM0.9 ft12:08 PM4.9 ft7:16 PM-0.2 ft6:41 AM5:03 PM 4%
Sun Nov 81:09 AM3.7 ft6:28 AM1.4 ft12:31 PM5.0 ft8:03 PM-0.3 ft6:42 AM5:02 PM 1%
Mon Nov 92:01 AM3.8 ft6:59 AM1.8 ft12:51 PM5.0 ft8:47 PM-0.2 ft6:43 AM5:01 PM 0%
Tue Nov 102:53 AM3.8 ft7:34 AM2.1 ft1:12 PM5.1 ft9:28 PM-0.1 ft6:44 AM5:00 PM 1%
Wed Nov 113:44 AM3.8 ft8:13 AM2.3 ft1:40 PM5.1 ft10:08 PM-0.1 ft6:45 AM4:59 PM 5%
Thu Nov 124:35 AM3.8 ft8:57 AM2.4 ft2:15 PM5.0 ft10:47 PM-0.0 ft6:46 AM4:58 PM 10%
Fri Nov 135:26 AM3.8 ft9:45 AM2.4 ft2:56 PM4.8 ft11:27 PM0.0 ft6:47 AM4:58 PM 18%
Sat Nov 146:16 AM3.7 ft10:39 AM2.3 ft3:44 PM4.5 ft 6:48 AM4:57 PM 26%
Sun Nov 1512:08 AM0.0 ft7:05 AM3.7 ft11:40 AM2.2 ft4:39 PM4.1 ft6:49 AM4:56 PM 36%
Mon Nov 1612:51 AM0.0 ft7:51 AM3.7 ft12:47 PM1.9 ft5:44 PM3.7 ft6:50 AM4:55 PM 47%
Tue Nov 171:35 AM0.0 ft8:33 AM3.7 ft1:58 PM1.6 ft7:04 PM3.4 ft6:52 AM4:55 PM 57%
Wed Nov 182:17 AM0.1 ft9:10 AM3.9 ft3:06 PM1.2 ft8:31 PM3.3 ft6:53 AM4:54 PM 68%
Thu Nov 192:58 AM0.3 ft9:41 AM4.1 ft4:07 PM0.8 ft9:49 PM3.3 ft6:54 AM4:54 PM 77%
Fri Nov 203:37 AM0.6 ft10:07 AM4.4 ft5:02 PM0.4 ft10:56 PM3.4 ft6:55 AM4:53 PM 85%
Sat Nov 214:15 AM0.9 ft10:32 AM4.8 ft5:55 PM0.1 ft11:58 PM3.5 ft6:56 AM4:52 PM 92%
Sun Nov 224:55 AM1.3 ft11:01 AM5.2 ft6:46 PM-0.2 ft 6:57 AM4:52 PM 97%
Mon Nov 2312:57 AM3.6 ft5:39 AM1.7 ft11:36 AM5.6 ft7:37 PM-0.3 ft6:58 AM4:51 PM 99%
Tue Nov 241:55 AM3.7 ft6:26 AM2.0 ft12:16 PM5.9 ft8:28 PM-0.4 ft6:59 AM4:51 PM 100%
Wed Nov 252:52 AM3.8 ft7:19 AM2.2 ft1:01 PM6.0 ft9:20 PM-0.5 ft7:00 AM4:51 PM 98%
Thu Nov 263:49 AM3.9 ft8:17 AM2.3 ft1:51 PM5.9 ft10:11 PM-0.5 ft7:01 AM4:50 PM 94%
Fri Nov 274:45 AM3.9 ft9:19 AM2.2 ft2:45 PM5.6 ft11:03 PM-0.4 ft7:02 AM4:50 PM 88%
Sat Nov 285:39 AM3.9 ft10:25 AM2.1 ft3:44 PM5.1 ft11:54 PM-0.4 ft7:03 AM4:49 PM 80%
Sun Nov 296:33 AM4.0 ft11:37 AM1.8 ft4:53 PM4.6 ft 7:04 AM4:49 PM 71%
Mon Nov 3012:46 AM-0.2 ft7:25 AM4.1 ft12:53 PM1.5 ft6:13 PM4.0 ft7:05 AM4:49 PM 61%

Tidal datums at Port Chicago, Suisun Bay

Heights on this page are above mean lower low water (MLLW), the chart datum. NOAA's accepted datums for station 9415144, in feet above MLLW:

MHHW

8.90 ft
Mean higher high water

MHW

8.39 ft
Mean high water

MSL

6.55 ft
Mean sea level

MLW

4.73 ft
Mean low water

MN

3.66 ft
Mean range

GT

4.91 ft
Diurnal range

Highest observed water level: 11.91 ft above MLLW on December 3, 1983. Tidal datum epoch 1983-2001.

Nearby tide stations

Questions

What time is high tide at Port Chicago, Suisun Bay today?

High tide at Port Chicago, Suisun Bay, California on Sunday, October 18, 2026 is at 9:40 AM (3.7 ft above MLLW) and 7:19 PM (4.0 ft above MLLW), NOAA prediction, local time.

What time is low tide at Port Chicago, Suisun Bay today?

Low tide at Port Chicago, Suisun Bay on Sunday, October 18, 2026 is at 3:01 AM (0.3 ft) and 2:18 PM (2.2 ft).

What is the water temperature at Port Chicago, Suisun Bay?

The nearest NOAA water-temperature reading to Port Chicago, Suisun Bay is 65.7 F at Port Chicago, as of October 18, 2026.

Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 9415144.