National City, San Diego Bay Tides Today
Open this station in TidalMapLive water level, free for 7 days
National City, San Diego Bay runs a mean tidal range of about 4.1 ft. This month the highest water, 7.6 ft, comes on the morning of Nov 25, and the lowest, a -1.4 ft minus tide, on the afternoon of Nov 25.
| High tide | 5:25 AM | 5.2 ft |
| Low tide | 11:18 AM | 2.1 ft |
| High tide | 4:50 PM | 5.2 ft |
| Low tide | 11:31 PM | 0.4 ft |
Today on the water at National City, San Diego Bay
Today at National City, San Diego Bay: high tide at 5:25 AM (5.2 ft) and 4:50 PM (5.2 ft), low tide at 11:18 AM (2.1 ft) and 11:31 PM (0.4 ft). The National Weather Service forecast for Tuesday is sunny with NW winds 0 to 10 mph, 74°F. Sunrise is at 6:07 AM and sunset at 4:57 PM.
| Period | Forecast | Wind | Temp |
|---|---|---|---|
| Overnight | Mostly Clear | NE 5 mph | 57°F |
| Tuesday | Sunny | NW 0 to 10 mph | 74°F |
Forecast: National Weather Service point forecast for this location.
Where National City, San Diego Bay is
National City, San Diego Bay sits at 32.6650° N, 117.1180° W on the California coast, at National City, CA, in San Diego County. The station here is a subordinate tide prediction point. NOAA has no gauge in the water at this spot; its times and heights are published as offsets from a reference gauge, named below. The closest gauge measuring live water level is San Diego (Broadway) (NOAA 9410170), 4.9 mi away, and high and low water here run on average about 7 min later than there. The nearest weather station is San Diego, CA, a shore station reporting wind and, at most sites, water temperature, 4.7 mi away.
The tide at National City, San Diego Bay
National City, San Diego Bay has a semidiurnal tide: two highs and two lows a day of about the same size, roughly 12 hours 25 minutes apart. This month's predictions average 1.9 high tides a day here. For the water around it: California tides are mixed semidiurnal, two highs and two lows a day of unequal height, with ranges of 4 to 7 ft.
About this station
- NOAA predicts tides here from San Diego (Broadway), station 9410170. High tide comes about 4 min later and low tide about 10 min later than there.
Datum and source
Heights on this page are feet above mean lower low water (MLLW), the zero NOAA's nautical charts use for soundings. A predicted 0.0 ft low is the average of the lower low each day; a minus tide is water below chart datum, and a 2 ft high means 2 ft more water than the chart shows. NOAA publishes no datums for this point. Its predictions are offsets from San Diego (Broadway) and are referenced to MLLW there. Source: NOAA CO-OPS station 9410152. The tide times and heights are published as time and height offsets from its reference gauge; TidalMap republishes them daily and does not alter them.
Tide stations near National City, San Diego Bay
- South San Diego Bay: 2.6 mi, tides about 4 min earlier
- San Diego (Broadway): 4.9 mi, tides about 7 min earlier
- Imperial Beach: 6.1 mi, tides about 8 min earlier
- San Diego, Quarantine Station: 7.3 mi, tides about 8 min earlier
- Mission Bay, Campland: 10.8 mi, tides about 5 min earlier
TidalMapMonthly tide calendar
🌊 Biggest flood tides at National City, San Diego Bay this month: Nov 7, Nov 8, Nov 9, Nov 22, Nov 23, Nov 24, Nov 25, Nov 26, Nov 27. 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 National City, San Diego Bay this month: Nov 7, Nov 8, Nov 9, Nov 10, Nov 11, Nov 22, Nov 23, Nov 24, Nov 25, Nov 26, Nov 27, Nov 28 …. These drain the flats and expose the oyster rock, prime for sight-fishing and clamming.
Best fishing times (solunar)
Major and minor solunar windows for National City, San Diego 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 🌗 | 6:20–8:20 AM 6:45–8:45 PM | 11:36–1:36 AM 12:54–2:54 PM | 49 |
| Wed Nov 4 🌗 | 7:08–9:08 AM 7:33–9:33 PM | 12:42–2:42 AM 1:24–3:24 PM | 62 |
| Thu Nov 5 🌘 | 7:53–9:53 AM 8:18–10:18 PM | 1:46–3:46 AM 1:52–3:52 PM | 74 |
| Fri Nov 6 🌘 | 8:38–10:38 AM 9:03–11:03 PM | 2:48–4:48 AM 2:21–4:21 PM | 84 |
| Sat Nov 7 🌘 | 9:23–11:23 AM 9:48–11:48 PM | 3:49–5:49 AM 2:50–4:50 PM | 92 |
| Sun Nov 8 🌘 | 10:10–12:10 PM 10:35–12:35 AM | 4:51–6:51 AM 3:23–5:23 PM | 97 |
| Mon Nov 9 🌑 | 10:58–12:58 PM 11:23–1:23 AM | 5:51–7:51 AM 4:00–6:00 PM | 99 |
Predictions & observations: NOAA CO-OPS station 9410152. Solunar windows computed from the moon's position for this location. Times shown in the station's local time. Not for navigation.
Open this station in TidalMapLive water level, free for 7 days
Set your own flood/low lines, moon & solunar, weather and live tides in the app, start a free TidalMap trial.