TidePlanet

Today in Tainai there are high tides at 3:03 am (1.3 ft) and 6:41 pm (1.1 ft) and low tides at 11:04 am and 9:35 pm. Tide coefficient 96. Right now the tide is falling toward the low tide at 11:04 am. The sun rises at 6:05 am and sets at 4:47 pm: 10 h 43 min of daylight. The moon is 88% illuminated (waning gibbous) and rises at 6:51 pm. Major solunar periods run from 12:43 am to 2:43 am and from 1:15 pm to 3:15 pm. The next spring tides arrive from October 27 to 29. The sea is moderate, with 6.1 ft waves. There's a light breeze from the east (4 mph). Clear sky, 51 °F.

Fishing

Fishing in Tainai today

Fishing forecast, 7 days →

Best time to fish

Solunar activity today: medium
6
Average day · 6 out of 10 8:40–10:40 pm Also 2:00–2:40 am and 5:40–7:40 pm
  • Low tide at 9:35 pm
  • Falling pressure (−0.14 inHg in 24 h), light offshore wind (6 mph) and some swell (2.7 ft waves) to stir the water
  • Waning gibbous: a bit more activity than at the quarters
  • Highest tide coefficient today: 96 (spring tides)

Your day at a glance

The best window, 8:40 pm to 10:40 pm, combines the 9:35 pm low tide, falling pressure and some swell. Also worth a try from 2:00 am to 2:40 am, with the 3:03 am high tide and a major period, though with rising pressure. Also good from 5:40 pm to 7:40 pm, with the 6:41 pm high tide, moonrise and some swell.

How it works · Next 7 days · Fishing rules

Beach

Beach day in Tainai

Beach forecast, 7 days →

Is it a beach day?

1
Not a beach day · 1 out of 10 No good beach time today.
  • Mostly sunny
  • Offshore breeze (4 mph)
  • UV 4 (moderate): SPF 30 sunscreen
  • Water at 69 °F (cool)
  • Low tide at 11:04 am: more sand
  • Feels like 62 °F: chilly for the beach

Today, hour by hour

  • Swimming Use care · 6.4 ft

    6.4 ft waves every 8 s: swim with care and stay where you can stand. High rip current risk. If you're caught in a rip current, don't swim against it: swim parallel to shore and wave for help. Always follow the lifeguard's flags.

  • Water 69 °F

    Cool: refreshing on a hot day.

  • Sun & sunscreen UV 4 · SPF 30

    Max UV 4 (moderate): SPF 30 sunscreen, reapplied every 2 hours.

  • Wind 4 mph

    Offshore breeze (4 mph).

  • Tide & sand 11:04 am

    Low tide at 11:04 am and 9:35 pm: that's when there's the most sand. High tide at 3:03 am and 6:41 pm.

We don't have data on jellyfish, sargassum or beach closures: ask the lifeguard or check with the local beach authority. How it works · The next 7 days

Beaches near Tainai

We don't know of any named beaches within 6.2 mi of Tainai.

Missing one? Beaches come from OpenStreetMap: you can add it there. Add or fix on OpenStreetMap

Beaches and amenities: © OpenStreetMap contributors (ODbL).

Tides

Tides in Tainai

Tides for 7 days →

Today's high and low tides

  • ▲ High tide 3:03 am 1.3 ft · coef. 96
  • ▲ High tide 6:41 pm 1.1 ft · coef. 91
  • ▼ Low tide 9:35 pm 1.1 ft

↓ Falling The tide is falling. 3 h 11 min to low tide at 11:04 am.

Tide coefficient 96 for the 3:03 am high tide and 91 for the 6:41 pm high tide. Spring tides. The water rises and falls 1.1 ft between the highest high and the lowest low: a large range for this place. 70 is an average tide here; 90 and above means spring tides; below 45, neap tides. What is the tide coefficient?

2026 extremes: the highest tide of the year is on August 11 (1.6 ft) and the lowest, on April 19 (-0.6 ft).

Mixed: two high and two low tides a day, but of quite different heights.

Heights above NLLW. Astronomical prediction: wind and air pressure can raise or lower the water by a few inches, and more in a storm. Not for navigation. NLLW

Tide coefficient and range in October

The biggest tides of the month came from October 27 to 28 (coefficient 99, 1.0 ft range). The smallest, on October 19 (coefficient 24, 0.6 ft).

Tide and solunar table · this week

Day Sun Tide 1Tide 2Tide 3Tide 4 Coef. Moon Major periods Activity
Today, Thu 29 6:05 am · 4:47 pm High tide 3:03 am · 1.3 ft Low tide 11:04 am · 0.2 ft High tide 6:41 pm · 1.1 ft Low tide 9:35 pm · 1.1 ft Coef. 96 88% Major periods 12:43 am · 1:15 pm Medium
Fri 30 6:06 am · 4:46 pm High tide 3:44 am · 1.4 ft Low tide 12:04 pm · 0.3 ft — — Coef. 88 80% Major periods 1:47 am · 2:20 pm High
Sat 31 6:07 am · 4:45 pm High tide 4:30 am · 1.4 ft Low tide 1:09 pm · 0.3 ft — — Coef. 76 69% Major periods 2:51 am · 3:22 pm Medium
Sun 1 6:08 am · 4:44 pm High tide 5:26 am · 1.3 ft Low tide 2:18 pm · 0.3 ft — — Coef. 64 58% Major periods 3:52 am · 4:20 pm Medium
Mon 2 6:09 am · 4:43 pm High tide 6:42 am · 1.2 ft Low tide 3:28 pm · 0.4 ft — — Coef. 55 Last quarter Major periods 4:48 am · 5:14 pm Medium
Tue 3 6:10 am · 4:42 pm High tide 8:27 am · 1.1 ft Low tide 4:36 pm · 0.4 ft High tide 11:59 pm · 0.9 ft — Coef. 56 36% Major periods 5:39 am · 6:03 pm Medium
Wed 4 6:11 am · 4:41 pm Low tide 4:42 am · 0.8 ft High tide 10:09 am · 1.0 ft Low tide 5:36 pm · 0.5 ft — Coef. 59 26% Major periods 6:26 am · 6:49 pm Medium

▲ high tide · ▼ low tide · heights above NLLW. Major periods: start time; they last 2 hours. Activity: based on the moon phase and the solunar periods.

Where this tide comes from

B · Nearby station

Tainai has no station of its own, so we use the tide at Niigata-higashi (TICON-4), 11 mi away. On the open coast the difference is usually a few minutes and inches; inside estuaries, rivers and enclosed bays it can be much larger.

Station data attribution: Slackwater database (https://github.com/openwatersio/slackwater-database). Source: Hart-Davis, M., Dettmering, D., Seitz, F. (2025), TICON-4: TIdal CONstants based on GESLA-4 sea-level records, SEANOE, https://doi.org/10.17882/109129. Licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Modified: see https://github.com/openwatersio/slackwater-database#modifications-to-source-data

How we calculate the tide

Sea and waves

The sea at Tainai

7-day waves

Sea stateSea state: moderate

Moderate Douglas 4 · light breeze, Beaufort 2
Waves 6.1 ft · 8.0 s from the northwest (322°)
Swell 5.0 ft · 6.7 s from the northwest
Current 0.1 mph toward the N

The waves you may find

  • Most commonMost common3.1 ft
  • Significant6.1 ft
  • Highest expectedHighest12 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 12 ft. Before heading out, expect waves of up to 12 ft.

Wind on the coast and offshore

On the coast 4 mph E · gusts 11
Offshore (15 mi NNW)Offshore 6 mph SSE · gusts 17

Offshore wind. The coast faces northwest and the wind blows from land out to sea: calm shore and clean waves, but watch the drift out to sea.

Offshore Hourly wind →

Wave height, next 7 daysWaves, next 7 days

Waves ease over the next few days. The biggest waves arrive on Thursday 29: 8.6 ft with a period of 9 s, from the northwest (rough).

Water temperature

Water temperature →
Water now68.7 °F
Today 68.7–68.9 °F air: 46 / 64 °F

Water temperature changes how fish behave: in very cold or very warm water they feed less. The water cools over the next few days: about 67.6 °F by Wednesday 4.

Water about normal for late October.

Water temperature →

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 7:53 am (local time).

Surf

Surf in Tainai today

Surf hour by hour and 7 days →

Surf today

Good
6
Good · 6 out of 10 6:00–10:00 am 3.7–5.7 ft
  • 3.7–5.7 ft surf at the shore, a good size with some punch
  • 5.4 ft swell at 7 s from the west-northwest, short: weak, messy waves
  • Almost no wind (4 mph): glassy water
  • Falling tide (low tide at 11:04 am)
Surf at the shore 3.7–5.7 ft average – sets
Swell 5.4 ft 7 s · WNW · 237 kJ
Wind 4 mph SE · calm
Water and wetsuit 68.7 °F Springsuit
  • Light: First light 5:37 am · sunrise 6:05 am · sunset 4:47 pm · last light 5:14 pm
  • Tide: high 3:03 am (1.3 ft), low 11:04 am (0.2 ft), high 6:41 pm (1.1 ft) and low 9:35 pm (1.1 ft). Every break has its own tide: some work at low tide and others at high tide. The tide doesn’t change the score here.
  • Water at 68.7 °F: a springsuit or a 2 mm fullsuit.
  • Energy: 237 kJ · Medium power

Today’s surf at a glance

The best window, 6:00 am to 10:00 am, has a good size and glassy water, though with a short-period swell.

An estimate for this stretch of coast, not for a specific break: every beach or reef works its own way (its tide, bottom and angle). Check it when you get there.

Follow the flags and the lifeguards, and don’t paddle out if the surf is above your level: this score is a guide, not a substitute for what you see when you get there.

How it’s calculated · Next 7 days

Diving

Diving in Tainai today

Diving and snorkeling, 7 days →

Diving and snorkeling today

Likely visibility: poor
6
Average day · 6 out of 10 10:20–11:40 am
  • Slack water around low tide (11:04 am): little current from 10:49 am to 11:20 am
  • 4.3 ft swell at 7 s from the northwest: some surge on the bottom
  • Almost no wind
  • 0.1 mph current toward the north, weak (model)
  • Sun high: more light underwater
Swell 4.3 ft 7 s · from the NW
Likely visibility Poor Snorkeling: poor
Water and suit 68.7 °F 5 mm wetsuit
Current 0.1 mph toward the N
  • Slack water today: high tide 3:03 am (2:48–3:20 am), low tide 11:04 am (10:49–11:20 am), high tide 6:41 pm (6:10–7:40 pm) and low tide 9:35 pm (8:20–10:40 pm)
  • Likely visibility: poor. Swell (up to 9.4 ft at 9 s) and rain (1.49 in) over the last few days have stirred up the water. Based on the last 24 hours of data.
  • Water at 68.7 °F: a 5 mm wetsuit.
  • Snorkeling: better not, with these waves, wind or current.
  • Night dive: dark from 5:14 pm. Waning gibbous (88%), rising at 6:51 pm: a bright night.

Your diving day at a glance

The best window, 10:20 am to 11:40 am, combines slack water at low tide, light wind, weak current and the sun high, though with some swell.

Slack water comes from the tide: in inlets, channels and between islands the water can keep running for an hour or two after. Ask the local dive shop.

Never dive alone and check with the local dive shop: this rating is a guide, not a substitute for a professional.

How it works · Next 7 days

Dive sites, wrecks and dive shops nearby

Map: OpenFreeMap · © OpenMapTiles · © OpenStreetMap contributors

Within 12 mi. Some may be missing or closed; marine reserves usually need a permit. Open the map on OpenStreetMap · Missing one? Add it to OpenStreetMap

Sites: © OpenStreetMap contributors (ODbL).

Weather

Weather in Tainai

14-day weather

Now in Tainai

Now 51 °F Clear sky · feels like 47 °F · 46 / 64 °F
Low / high
46 / 64 °F
Rain
0.00 in · 90%
Clouds
3%
Humidity
69%
Dew pointDew point
41 °F
Visibility
15 mi
UV indexUV
1 · low
Air qualityAir
Fair · 25
Saharan dust
No

Pressure and fishing

  • ↗ RisingRising Anglers say fish bite less for a while
  • → SteadySteady · now Anglers expect normal activity
  • ↘ FallingFalling Anglers say fish feed more before the change

Steady now (+0.00 inHg in 3 hours). Over the next 48 hours: −0.40 inHg. Steady pressure: anglers expect normal activity. Fast changes, either way, tend to affect fishing.

Today, hour by hourHour by hour

Bars: mean wind. Dashed line: gusts. Arrows point where the wind blows to.

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Sky Light drizzleOvercastMainly clearClear skyMainly clearOvercastOvercastOvercast
Temperature 47°47°46°55°64°61°52°53°
Wind (mph) 7 SW4 SSW5 SE3 ENE0 S3 NW4 SE5 SE
Gusts 16111111912811
Waves 8.6 ft7.6 ft6.6 ft5.8 ft5.0 ft4.2 ft3.5 ft2.9 ft
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
  • 9:00 am 55° 3 ENE 5.8 ft
  • 12:00 pm 64° 0 S 5.0 ft
  • 3:00 pm 61° 3 NW 4.2 ft
  • 6:00 pm 52° 4 SE 3.5 ft
  • 9:00 pm 53° 5 SE 2.9 ft
  • 12:00 am 56° 6 SE 2.4 ft
  • 3:00 am 59° 5 SSE 2.2 ft
  • 6:00 am 58° 4 SE 2.4 ft

Next 14 daysComing days

Day Sky Low / high Max wind Max wave High tides
Today · 29 Light drizzle 46 / 64 °F 7 mph SSE 8.6 ft 3:03 am · 6:41 pm
Fri 30 Light drizzle 56 / 71 °F 6 mph S 3.1 ft 3:44 am
Sat 31 Rain 50 / 58 °F 12 mph WSW 7.2 ft 4:30 am
Sun 1 Overcast 49 / 56 °F 11 mph WNW 7.1 ft 5:26 am
Mon 2 Heavy drizzle 54 / 61 °F 13 mph S 4.3 ft 6:42 am
Tue 3 Light rain 51 / 56 °F 10 mph W 4.5 ft 8:27 am · 11:59 pm
Wed 4 Light drizzle 50 / 59 °F 7 mph S 4.5 ft 10:09 am
Thu 5 Partly cloudy 52 / 67 °F 7 mph SE 3.4 ft 12:02 am · 11:42 am
Fri 6 Light rain 47 / 59 °F 13 mph W 1.7 ft 12:15 am · 1:07 pm
Sat 7 Light drizzle 39 / 48 °F 10 mph NW 8.7 ft 12:31 am · 2:17 pm
Sun 8 Rain 37 / 60 °F 11 mph SSW 6.6 ft 12:50 am · 3:18 pm
Mon 9 Rain 42 / 49 °F 9 mph WNW 7.9 ft 1:12 am · 4:11 pm
Tue 10 Light rain 42 / 47 °F 12 mph WSW 11 ft 1:36 am · 5:01 pm
Wed 11 Light rain 42 / 50 °F 9 mph SW 10 ft 2:02 am · 5:50 pm
  • Fri 30 Light drizzle 56° / 71° 3.1 ft
  • Sat 31 Rain 50° / 58° 7.2 ft
  • Sun 1 Overcast 49° / 56° 7.1 ft
  • Mon 2 Heavy drizzle 54° / 61° 4.3 ft
  • Tue 3 Light rain 51° / 56° 4.5 ft
  • Wed 4 Light drizzle 50° / 59° 4.5 ft
  • Thu 5 Partly cloudy 52° / 67° 3.4 ft
See all 14 days →

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 7:53 am (local time).

Sun

The sun in Tainai

Sunrise and sunset →

Sunrise and sunset

Rises 6:05 am in the ESE (106°)ESE
Sets 4:47 pm in the WSW (253°)WSW
  • First light 5:06 am
  • Full dark 5:45 pm
  • Civil dawn 5:37 am
  • Civil dusk 5:14 pm
  • Solar noon 11:26 am (39° high)
  • Daylight 10 h 43 min (−2 min)
  • Evening golden hour 4:10 pm
  • Full dark 5:45 pm

Golden hour and the day-night map

Morning golden hour6:05–6:41 am
Evening golden hour4:10–4:47 pm
Tainai

Today the sun is 92,344,930 mi away and looks 32′ 11″ across.

Moon and solunar

The moon in Tainai

The moon for 7 days →

Moon phase and position

Waning gibbous · 88% 88% illuminated · 18.5 days old New moon on Mon, Nov 9 · 4:03 pm
Rises 6:51 pm in the NE (54°)NE
Sets 10:44 am tomorrow · in the NW (306°) · set at 9:37 am
Transit 1:43 am overhead
Visible 15 h 53 min from 6:51 pm to 10:44 am

Today the moon is 226,480 mi away and looks 32′ 46″ across.

Solunar periods

Today's activity: medium
  • 12:43–2:43 am Major · the moon passes overhead · high activity
  • 1:15–3:15 pm Major · the moon passes underfoot · high activity
  • 9:07–10:07 am Minor · moonset · medium activity
  • 6:21–7:21 pm Minor · moonrise · medium activity

According to solunar theory, fish feed more when the moon passes overhead or underfoot (major periods, about 2 h) and when it rises or sets (minor periods, 1 h). It works best around new and full moon.

Upcoming moon phases

2026 moon calendar →
  • Last quarter Mon, Nov 2 · 5:29 amNov 2 in 4 days
  • New moon Mon, Nov 9 · 4:03 pmNov 9 in 11 days
  • First quarter Tue, Nov 17 · 8:48 pmNov 17 in 19 days
  • Full moon Tue, Nov 24 · 11:54 pmNov 24 in 26 days

Perigee on October 29, 226,426 mi away, coinciding with the spring tides from October 27 to 29: they will be stronger than usual.

Place

Where to fish in Tainai

All places in Niigata →

Piers, ramps and tackle shops nearby

We have no piers, boat ramps or tackle shops on record within 9.3 mi of Tainai.

If you know one, you can add it to OpenStreetMap and it will show up here after the next update. Missing one? Add it to OpenStreetMap

Spots: © OpenStreetMap contributors (ODbL) and Overture Maps.

Tides near TainaiTides nearby

All places in Niigata, A to Z (129) →

Tainai at a glance

  • Town or city of about 28,509 people. Coordinates: 38.065° N, 139.406° E.
  • It is 22 mi northeast of Niigata, the main place in Niigata. The sun rises 1 min earlier and sets 2 min earlier than in Niigata.
  • The nearest tide station, Niigata-higashi, is 11 mi to the southwest.
  • Its coast faces northwest.

Questions about TainaiQuestions

What time is high tide today in Tainai?

Today in Tainai there are high tides at 3:03 am (1.3 ft) and 6:41 pm (1.1 ft) and low tides at 11:04 am and 9:35 pm. Tide coefficient 96.

What time is sunset today in Tainai?

At 4:47 pm. There is light until the end of civil twilight, at 5:14 pm.

What time is sunrise tomorrow in Tainai?

At 6:06 am. First light comes at 5:07 am.

What phase is the moon today?

Waning gibbous, 88% illuminated. New moon on Mon, Nov 9 · 4:03 pm.

When are the next spring tides?

From October 27 to 29, together with the lunar perigee: they will be stronger than usual.

What are today's solunar periods?

Major 12:43–2:43 am, Minor 9:07–10:07 am, Major 1:15–3:15 pm, Minor 6:21–7:21 pm. Today's activity is medium.

What's the weather like today in Tainai?

Light drizzle, from 46 °F to 64 °F, with a light breeze from the east (4 mph) and a 90% chance of rain.

How is the sea today in Tainai?

Moderate (Douglas 4): 6.1 ft waves with a period of 8.0 s from the northwest. The water is 68.7 °F.

When is the best time to visit Tainai?

The best time to visit Tainai is from May to June and in August: highs of 71 °F to 86 °F, about 11 rainy days a month and 5 hours of sunshine a day.

Can I use this data for navigation?

No. These are predictions for fishing and leisure; for navigation, use the official publications.

Where this data comes from

Tide: Niigata-higashi station, with constants from TICON-4 (Hart-Davis, Dettmering and Seitz, 2025, SEANOE), licensed CC BY 4.0, via Slackwater database (changes). Sun and moon: our own calculation with astronomy-engine. Places: GeoNames (CC BY 4.0). Coastline: © OpenStreetMap contributors (ODbL).

Spotted a mistake? Tell us · How we calculate the tide

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