TidePlanet

Today in Monzen-nakachō there are high tides at 7:17 am (6.2 ft) and 5:56 pm (6.5 ft) and low tides at 12:27 am and 12:35 pm. Tide coefficient 92. Right now the tide is falling toward the low tide at 12:35 pm. The sun rises at 6:00 am and sets at 4:49 pm: 10 h 50 min of daylight. The moon is 88% illuminated (waning gibbous) and rises at 6:58 pm. Major solunar periods run from 12:41 am to 2:41 am and from 1:13 pm to 3:13 pm. The next spring tides arrive from October 27 to 29. The sea is smooth, with 0.4 ft waves. There's a light air from the northwest (3 mph). Overcast, 53 °F.

Fishing

Fishing in Monzen-nakachō today

Fishing forecast, 7 days →

Best time to fish

Solunar activity today: medium
6
Average day · 6 out of 10 12:40–1:30 am Also 11:40 am–1:40 pm and 6:20–8:20 am
  • Low tide at 12:27 am
  • Major period 12:41–2:41 am
  • Rising pressure (+0.53 inHg in 24 h), light cross-shore wind (4 mph) and calm sea (0.5 ft waves)
  • Waning gibbous: a bit more activity than at the quarters
  • Highest tide coefficient today: 92 (spring tides)

Your day at a glance

The best window, 12:40 am to 1:30 am, combines the 12:27 am low tide and a major period, though with rising pressure. Also worth a try from 11:40 am to 1:40 pm, with the 12:35 pm low tide and a major period, though with rising pressure. Also worth a try from 6:20 am to 8:20 am, with the 7:17 am high tide and sunrise, though with rising pressure.

Species with the most records nearby: striped mullet, Japanese seabass and blackhead seabream. October is one of the months when these are seen most: blackhead seabream. What you can catch

How it works · Next 7 days · Fishing rules

Beach

Beach day in Monzen-nakachō

Beach forecast, 7 days →

Is it a beach day?

2
Not a beach day · 2 out of 10 No good beach time today.
  • Almost no wind
  • Calm for swimming: 0.5 ft waves
  • Water at 70 °F (nice)
  • Low tide at 12:35 pm: more sand
  • Cloudy (83% cloud cover)
  • Feels like 57 °F: chilly for the beach

Today, hour by hour

  • Swimming Calm · 0.5 ft

    0.5 ft waves: calm for swimming. Low rip current risk. Always follow the lifeguard's flags.

  • Water 70 °F

    Nice for swimming.

  • Sun & sunscreen UV 2 · SPF 15

    Max UV 2 (low): SPF 15 sunscreen.

  • Wind 3 mph

    Almost no wind.

  • Tide & sand 12:35 pm

    Low tide at 12:27 am and 12:35 pm: that's when there's the most sand. High tide at 7:17 am and 5:56 pm. Coefficient 92 (spring tides): little sand left at high tide.

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 Monzen-nakachō

Map: OpenFreeMap · © OpenMapTiles · © OpenStreetMap contributors

  • Odaiba Beach 3.1 mi · S

    0.4 mi long

    • Restrooms
    • Showers
    • Parking

Named beaches within 6.2 mi, nearest first. Amenities from OpenStreetMap: some may be missing or out of date. View on OpenStreetMap · Add or fix on OpenStreetMap

Beaches and amenities: © OpenStreetMap contributors (ODbL).

Tides

Tides in Monzen-nakachō

Tides for 7 days →

Today's high and low tides

  • ▼ Low tide 12:27 am 0.0 ft
  • ▲ High tide 7:17 am 6.2 ft · coef. 92
  • ▲ High tide 5:56 pm 6.5 ft · coef. 87

↓ Falling The tide is falling. 3 h 48 min to low tide at 12:35 pm.

Tide coefficient 92 for the 7:17 am high tide and 87 for the 5:56 pm high tide. Spring tides. The water rises and falls 6.5 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 September 12 (6.8 ft) and the lowest, on December 24 (-0.8 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 26 to 27 (coefficient 105, 6.6 ft range). The smallest, on October 19 (coefficient 20, 2.6 ft).

Tide and solunar table · this week

Day Sun Tide 1Tide 2Tide 3Tide 4 Coef. Moon Major periods Activity
Today, Thu 29 6:00 am · 4:49 pm Low tide 12:27 am · 0.0 ft High tide 7:17 am · 6.2 ft Low tide 12:35 pm · 3.6 ft High tide 5:56 pm · 6.5 ft Coef. 92 88% Major periods 12:41 am · 1:13 pm Medium
Fri 30 6:00 am · 4:48 pm Low tide 1:12 am · 0.2 ft High tide 8:10 am · 5.9 ft Low tide 1:08 pm · 3.9 ft High tide 6:26 pm · 6.2 ft Coef. 78 80% Major periods 1:46 am · 2:18 pm Medium
Sat 31 6:01 am · 4:47 pm Low tide 2:02 am · 0.6 ft High tide 9:10 am · 5.4 ft Low tide 1:45 pm · 4.2 ft High tide 7:03 pm · 5.8 ft Coef. 62 69% Major periods 2:50 am · 3:21 pm Medium
Sun 1 6:02 am · 4:46 pm Low tide 3:00 am · 1.1 ft High tide 10:23 am · 5.1 ft Low tide 2:42 pm · 4.5 ft High tide 7:57 pm · 5.2 ft Coef. 45 58% Major periods 3:50 am · 4:19 pm Medium
Mon 2 6:03 am · 4:45 pm Low tide 4:12 am · 1.6 ft High tide 11:58 am · 5.0 ft Low tide 5:55 pm · 4.4 ft High tide 10:00 pm · 4.7 ft Coef. 35 Last quarter Major periods 4:46 am · 5:12 pm Medium
Tue 3 6:04 am · 4:44 pm Low tide 5:35 am · 2.0 ft High tide 1:20 pm · 5.1 ft Low tide 7:29 pm · 3.7 ft — Coef. 38 36% Major periods 5:37 am · 6:01 pm Medium
Wed 4 6:05 am · 4:43 pm High tide 12:31 am · 4.7 ft Low tide 6:53 am · 2.2 ft High tide 2:04 pm · 5.4 ft Low tide 8:13 pm · 2.9 ft Coef. 50 26% Major periods 6:25 am · 6:47 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

A · Official station

Tides from the Tokyo station (TICON-4), 2.2 mi from Monzen-nakachō. Times and heights are its predictions.

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 Monzen-nakachō

7-day waves

Sea stateSea state: smooth

Smooth Douglas 2 · gentle breeze, Beaufort 3
Waves 0.4 ft · 5.1 s from the south (178°)
Swell 0.3 ft · 5.0 s from the south
Current 0.2 mph toward the SW

The waves you may find

  • Most commonMost common0.2 ft
  • Significant0.4 ft
  • Highest expectedHighest0.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 0.8 ft. Before heading out, expect waves of up to 0.8 ft.

Wind on the coast and offshore

On the coast 3 mph NW · gusts 9
Offshore (12 mi SSW)Offshore 9 mph NNE · gusts 15

Cross-offshore wind. The coast faces southwest and the wind comes off the land at an angle: calmer water near the shore, and bait and boats drift out to sea.

Cross-offshore Hourly wind →

Wave height, next 7 daysWaves, next 7 days

Waves build over the next few days. The biggest waves arrive on Tuesday 3: 1.6 ft with a period of 5 s, from the south-southwest (smooth).

Water temperature

Water temperature →
Water now70.0 °F
Today 69.8–70.3 °F air: 50 / 58 °F
Satellite (2 days ago) 72.1 °F measured 1.0 mi away

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 68.5 °F by Wednesday 4.

Water warmer than normal for late October (+1.4 °F).

Satellite: NASA MUR (JPL MUR MEaSUREs, PO.DAAC), doi:10.5067/GHGMR-4FJ04. Sources and licenses

Water temperature →

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 8:25 am (local time).

Diving

Diving in Monzen-nakachō today

Diving and snorkeling, 7 days →

Diving and snorkeling today

Likely visibility: good
10
Great day · 10 out of 10 11:20 am–1:40 pm Also 6:40–8:10 am
  • Slack water around low tide (12:35 pm): little current from 12:10 pm to 1:00 pm
  • 0.3 ft swell at 5 s from the south: barely any surge
  • Almost no wind
  • 0.1 mph current toward the south, weak (model)
  • Sun high: more light underwater
Swell 0.3 ft 5 s · from the S
Likely visibility Good Snorkeling: good
Water and suit 69.8 °F 5 mm wetsuit
Current 0.1 mph toward the S
  • Slack water today: low tide 12:27 am (12:10–12:42 am), high tide 7:17 am (6:50–7:40 am), low tide 12:35 pm (12:10–1:00 pm) and high tide 5:56 pm (5:30–6:20 pm)
  • Likely visibility: good. The sea has been calm and there's been little rain. Based on the last 24 hours of data.
  • Water at 69.8 °F: a 5 mm wetsuit.
  • Snorkeling: good, calm sea and light wind.
  • Night dive: dark from 5:15 pm. Waning gibbous (88%), rising at 6:58 pm: a bright night.

Your diving day at a glance

The best window, 11:20 am to 1:40 pm, combines slack water at low tide, little swell, light wind, weak current and the sun high. Also good from 6:40 am to 8:10 am, with slack water at high tide, little swell, light wind and weak current.

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 Monzen-nakachō

14-day weather

Now in Monzen-nakachō

Now 53 °F Overcast · feels like 50 °F · 50 / 58 °F
Low / high
50 / 58 °F
Rain
0.00 in · 12%
Clouds
100%
Humidity
69%
Dew pointDew point
43 °F
Visibility
15 mi
UV indexUV
1 · low
Air qualityAir
Moderate · 58
Saharan dust
No

Pressure and fishing

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

Rising now (+0.04 inHg in 3 hours). Over the next 48 hours: −0.50 inHg. Rising pressure: anglers say fish bite less for a while. 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 OvercastClearOvercastOvercastOvercastMainly clearMainly clearOvercast
Temperature 51°51°50°53°56°58°55°55°
Wind (mph) 5 NW3 NNW3 NNE3 NW3 NW3 NNW4 NW5 NW
Gusts 96510910810
Waves 0.5 ft0.4 ft0.5 ft0.4 ft0.3 ft0.3 ft0.4 ft0.4 ft
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
  • 9:00 am 53° 3 NW 0.4 ft
  • 12:00 pm 56° 3 NW 0.3 ft
  • 3:00 pm 58° 3 NNW 0.3 ft
  • 6:00 pm 55° 4 NW 0.4 ft
  • 9:00 pm 55° 5 NW 0.4 ft
  • 12:00 am 54° 3 NNW 0.4 ft
  • 3:00 am 54° 4 NNW 0.5 ft
  • 6:00 am 53° 1 NW 0.5 ft

Next 14 daysComing days

Day Sky Low / high Max wind Max wave High tides
Today · 29 Overcast 50 / 58 °F 5 mph NW 0.5 ft 7:17 am · 5:56 pm
Fri 30 Overcast 53 / 65 °F 4 mph NNW 1.0 ft 8:10 am · 6:26 pm
Sat 31 Partly cloudy 52 / 71 °F 6 mph NW 1.0 ft 9:10 am · 7:03 pm
Sun 1 Overcast 51 / 63 °F 6 mph N 0.9 ft 10:23 am · 7:57 pm
Mon 2 Light drizzle 54 / 60 °F 7 mph NNW 1.4 ft 11:58 am · 10:00 pm
Tue 3 Overcast 51 / 70 °F 5 mph NE 1.6 ft 1:20 pm
Wed 4 Light rain 55 / 58 °F 7 mph N 1.0 ft 12:31 am · 2:04 pm
Thu 5 Light rain 53 / 62 °F 7 mph NW 1.1 ft 2:02 am · 2:34 pm
Fri 6 Overcast 51 / 67 °F 6 mph NW 1.1 ft 3:04 am · 3:01 pm
Sat 7 Overcast 51 / 58 °F 6 mph NE 2.2 ft 3:53 am · 3:25 pm
Sun 8 Overcast 49 / 53 °F 5 mph NNW 1.7 ft 4:36 am · 3:49 pm
Mon 9 Overcast 49 / 55 °F 5 mph NNE 1.7 ft 5:15 am · 4:12 pm
Tue 10 Overcast 49 / 60 °F 5 mph NNW 1.2 ft 5:53 am · 4:36 pm
Wed 11 Partly cloudy 46 / 59 °F 4 mph N 1.1 ft 6:29 am · 5:01 pm
  • Fri 30 Overcast 53° / 65° 1.0 ft
  • Sat 31 Partly cloudy 52° / 71° 1.0 ft
  • Sun 1 Overcast 51° / 63° 0.9 ft
  • Mon 2 Light drizzle 54° / 60° 1.4 ft
  • Tue 3 Overcast 51° / 70° 1.6 ft
  • Wed 4 Light rain 55° / 58° 1.0 ft
  • Thu 5 Light rain 53° / 62° 1.1 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.

  • The models Partly agree · medium confidence: unsure about temperature today. See the models →
  • Outlook The next few weeks look normal for the time of year. See the outlook →
  • Normal Today, cooler than normal for late October (−8.7 °F; normal high: 67 °F). Climate by month →

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 8:25 am (local time).

Sun

The sun in Monzen-nakachō

Sunrise and sunset →

Sunrise and sunset

Rises 6:00 am in the ESE (106°)ESE
Sets 4:49 pm in the WSW (254°)WSW
  • First light 5:03 am
  • Full dark 5:45 pm
  • Civil dawn 5:33 am
  • Civil dusk 5:15 pm
  • Solar noon 11:25 am (41° high)
  • Daylight 10 h 50 min (−2 min)
  • Evening golden hour 4:14 pm
  • Full dark 5:45 pm

Golden hour and the day-night map

Morning golden hour6:00–6:35 am
Evening golden hour4:14–4:49 pm
Monzen-nakachō

Today the sun is 92,344,956 mi away and looks 32′ 11″ across.

Moon and solunar

The moon in Monzen-nakachō

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 6:58 pm in the NE (55°)NE
Sets 10:33 am tomorrow · in the NW (305°) · set at 9:27 am
Transit 1:41 am overhead
Visible 15 h 35 min from 6:58 pm to 10:33 am

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

Solunar periods

Today's activity: medium
  • 12:41–2:41 am Major · the moon passes overhead · high activity
  • 1:13–3:13 pm Major · the moon passes underfoot · high activity
  • 8:57–9:57 am Minor · moonset · medium activity
  • 6:28–7:28 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 Monzen-nakachō

All places in Tokyo →

Piers, ramps and tackle shops nearby

Map: OpenFreeMap · © OpenMapTiles · © OpenStreetMap contributors

Within 9.3 mi. A spot may be missing or closed. Open the map on OpenStreetMap · Missing one? Add it to OpenStreetMap

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

Nearest lighthouse

Photo of Former Anorisaki Lighthouse
Photo: ja:user:ガウス · CC BY-SA 3.0

Former Anorisaki Lighthouse 4.0 mi south

Built
1873

Data from Wikidata. For reference only: not for navigation. Wikidata · Sources and licenses

Tides near Monzen-nakachōTides nearby

All places in Tokyo, A to Z (96) →

Monzen-nakachō at a glance

  • Town or city of about 2,359 people. Coordinates: 35.674° N, 139.794° E.
  • It is 5.9 mi east of Tokyo, the main place in Tokyo. The sun rises at the same time and sets at the same time than in Tokyo.
  • The nearest tide station, Tokyo, is 2.2 mi to the southwest.
  • Its coast faces southwest.
  • Beaches and harbors nearby: Wando Harbour (2.4 mi), Tokyo Ferry Port (2.8 mi).

Questions about Monzen-nakachōQuestions

What time is high tide today in Monzen-nakachō?

Today in Monzen-nakachō there are high tides at 7:17 am (6.2 ft) and 5:56 pm (6.5 ft) and low tides at 12:27 am and 12:35 pm. Tide coefficient 92.

What time is sunset today in Monzen-nakachō?

At 4:49 pm. There is light until the end of civil twilight, at 5:15 pm.

What time is sunrise tomorrow in Monzen-nakachō?

At 6:00 am. First light comes at 5:04 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 12:41–2:41 am, Minor 8:57–9:57 am, Major 1:13–3:13 pm, Minor 6:28–7:28 pm. Today's activity is medium.

What's the weather like today in Monzen-nakachō?

Overcast, from 50 °F to 58 °F, with a light air from the northwest (3 mph) and a 12% chance of rain.

How is the sea today in Monzen-nakachō?

Smooth (Douglas 2): 0.4 ft waves with a period of 5.1 s from the south. The water is 70.0 °F.

When is the best time to visit Monzen-nakachō?

The best time to visit Monzen-nakachō is in May and from July to August: highs of 73 °F to 87 °F, about 10 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: Tokyo 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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