TidePlanet

Today in Marzan there are high tides at 6:00 am (19.9 ft) and 6:26 pm (19.2 ft) and low tides at 12:39 am and 1:08 pm. Tide coefficient 91. Right now the tide is falling toward the low tide at 12:39 am. The sun rises at 7:49 am and sets at 5:57 pm: 10 h 8 min of daylight. The moon is 85% illuminated (waning gibbous) and rises at 7:58 pm. Major solunar periods run from 2:35 am to 4:35 am and from 3:07 pm to 5:07 pm. The next spring tides arrive from November 9 to 11. The sea is slight, with 1.9 ft waves. There's a light breeze from the north-northeast (4 mph). Overcast, 45 °F.

Fishing

Fishing in Marzan today

Fishing forecast, 7 days →

Best time to fish

Solunar activity today: medium
8
Good day · 8 out of 10 5:30–6:30 pm Also 12:10–2:10 pm and 3:10–4:30 pm
  • High tide at 6:26 pm, coefficient 86
  • Sunset at 5:57 pm, golden hour from 5:13 pm
  • Falling pressure (−0.11 inHg in 24 h), light onshore wind (6 mph) and calm sea (1.2 ft waves)
  • Waning gibbous: a bit more activity than at the quarters
  • Highest tide coefficient today: 91 (spring tides)

Your day at a glance

The best window, 5:30 pm to 6:30 pm, combines the 6:26 pm high tide, sunset, falling pressure and a light onshore breeze. Also good from 12:10 pm to 2:10 pm, with the 1:08 pm low tide, moonset, falling pressure and a light onshore breeze. Also good from 3:10 pm to 4:30 pm, with a major period, falling pressure and a light onshore breeze.

Species with the most records nearby: common sole, whiting, European hake and European conger. What you can catch

How it works · Next 7 days · Fishing rules

Beach

Beach day in Marzan

Beach forecast, 7 days →

Is it a beach day?

0
Not a beach day · 0 out of 10 No good beach time today.
  • Onshore breeze (10 mph)
  • Calm for swimming: 1.4 ft waves
  • Low tide at 1:08 pm: more sand
  • Cloudy (98% cloud cover)
  • Feels like 53 °F: chilly for the beach
  • Water at 57 °F (very cold)

Today, hour by hour

  • Swimming Calm · 1.4 ft

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

  • Water 57 °F

    Very cold: ease in and keep swims short.

  • Sun & sunscreen UV 2 · SPF 15

    Max UV 2 (low): SPF 15 sunscreen.

  • Wind 10 mph

    Onshore breeze (10 mph).

  • Tide & sand 12:39 am

    Low tide at 12:39 am and 1:08 pm: that's when there's the most sand. High tide at 6:00 am and 6:26 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 Marzan

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

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

Beaches and amenities: © OpenStreetMap contributors (ODbL). Bathing water quality: European Environment Agency (EEA), with data from the French Ministry of Health (baignades.sante.gouv.fr).

Tides

Tides in Marzan

Tides for 7 days →

Today's high and low tides

  • ▲ High tide 6:00 am 19.9 ft · coef. 91
  • ▼ Low tide 1:08 pm 3.2 ft
  • ▲ High tide 6:26 pm 19.2 ft · coef. 86

↓ Falling The tide is falling. 14 min to low tide at 12:39 am.

Tide coefficient 91 for the 6:00 am high tide and 86 for the 6:26 pm high tide. Spring tides. The water rises and falls 16.7 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 March 20 (21.2 ft) and the lowest, on August 14 (1.3 ft).

Semidiurnal: two high and two low tides a day, of similar height.

Heights above chart datum: the lowest astronomical tide (LAT), the zero of nautical charts in Europe. Astronomical prediction: wind and air pressure can raise or lower the water by a few inches, and more in a storm. Not for navigation. chart datum (LAT)

Tide coefficient and range in October

The biggest tides of the month came from October 26 to 28 (coefficient 98, 17.9 ft range). The smallest, on October 19 (coefficient 27, 5.3 ft).

Tide and solunar table · this week

Day Sun Tide 1Tide 2Tide 3Tide 4 Coef. Moon Major periods Activity
Today, Thu 29 7:49 am · 5:57 pm Low tide 12:39 am · 3.2 ft High tide 6:00 am · 19.9 ft Low tide 1:08 pm · 3.2 ft High tide 6:26 pm · 19.2 ft Coef. 91 85% Major periods 2:35 am · 3:07 pm Medium
Fri 30 7:50 am · 5:55 pm Low tide 1:27 am · 4.0 ft High tide 6:38 am · 19.2 ft Low tide 1:59 pm · 4.0 ft High tide 7:06 pm · 18.0 ft Coef. 81 76% Major periods 3:40 am · 4:12 pm Medium
Sat 31 7:52 am · 5:54 pm Low tide 2:19 am · 5.1 ft High tide 7:21 am · 18.1 ft Low tide 2:54 pm · 5.1 ft High tide 7:55 pm · 16.6 ft Coef. 68 66% Major periods 4:43 am · 5:13 pm Medium
Sun 1 7:53 am · 5:52 pm Low tide 3:17 am · 6.2 ft High tide 8:15 am · 16.8 ft Low tide 3:57 pm · 6.1 ft High tide 11:22 pm · 15.3 ft Coef. 56 Last quarter Major periods 5:41 am · 6:09 pm Medium
Mon 2 7:55 am · 5:51 pm Low tide 4:22 am · 7.0 ft High tide 11:49 am · 16.0 ft Low tide 5:07 pm · 6.6 ft — Coef. 49 43% Major periods 6:35 am · 7:01 pm Medium
Tue 3 7:56 am · 5:49 pm High tide 12:41 am · 15.8 ft Low tide 5:34 am · 7.2 ft High tide 1:02 pm · 16.6 ft Low tide 6:20 pm · 6.5 ft Coef. 51 33% Major periods 7:25 am · 7:48 pm Medium
Wed 4 7:58 am · 5:48 pm High tide 1:36 am · 16.6 ft Low tide 6:43 am · 6.7 ft High tide 1:55 pm · 17.4 ft Low tide 7:26 pm · 5.8 ft Coef. 59 23% Major periods 8:11 am · 8:33 pm Medium

▲ high tide · ▼ low tide · heights above chart datum (LAT). 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

Marzan has no station of its own, so we use the tide at Montoir-de-Bretagne (TICON-4), 19 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 Marzan

7-day waves

Sea stateSea state: slight

Slight Douglas 3 · light breeze, Beaufort 2
Waves 1.9 ft · 10.4 s from the west-southwest (257°)
Swell 1.9 ft · 8.7 s from the west-southwest
Current 0.2 mph toward the WNW

The waves you may find

  • Most commonMost common1.0 ft
  • Significant1.9 ft
  • Highest expectedHighest3.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 3.8 ft. Before heading out, expect waves of up to 3.8 ft.

Wind on the coast and offshore

On the coast 4 mph NNE · gusts 5
Offshore (8.7 mi WSW)Offshore 6 mph E · gusts 10

Cross-shore wind. The coast faces southeast and the wind blows along the shore: drift and current run parallel to the beach.

Cross-shore Hourly wind →

Wave height, next 7 daysWaves, next 7 days

Waves stay much the same all week. The biggest waves arrive on Thursday 29: 2.0 ft with a period of 10 s, from the west-southwest (slight).

Water temperature

Water temperature →
Water now56.8 °F
Today 56.7–57.2 °F air: 43 / 58 °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 55.0 °F by Wednesday 4.

Water colder than normal for late October (−1.6 °F).

Water temperature →

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 12:26 am (local time).

Nearest buoy

Vilaine Molit Buoy 17 mi WSW of here Measured at 8:30 pm, 3 h 56 min ago
Water 58.5 °F

This is a real measurement of the sea, not a forecast. Data from Ifremer Head Office, via the E.U. Copernicus Marine Service. Generated using E.U. Copernicus Marine Service Information (doi:10.48670/moi-00036).

Diving

Diving in Marzan today

Diving and snorkeling, 7 days →

Diving and snorkeling today

Likely visibility: good
9
Great day · 9 out of 10 12:30–1:50 pm Also 5:10–6:30 pm
  • Slack water around low tide (1:08 pm): little current from 12:50 pm to 1:23 pm
  • 1.3 ft swell at 8 s from the west: some surge on the bottom
  • Light onshore wind (9 mph)
  • 0.2 mph current toward the northwest, weak (model)
  • Sun high: more light underwater
Swell 1.3 ft 8 s · from the W
Likely visibility Good Snorkeling: good
Water and suit 56.7 °F 7 mm semi-dry suit
Current 0.2 mph toward the NW
  • Slack water today: low tide 12:39 am (12:24–12:54 am), high tide 6:00 am (5:40–6:30 am), low tide 1:08 pm (12:50–1:23 pm) and high tide 6:26 pm (6:00–7:00 pm)
  • Likely visibility: good. Swell (up to 2.9 ft at 9 s) over the last few days has stirred up the water. Based on the last 24 hours of data.
  • Water at 56.7 °F: a 7 mm semi-dry suit, with hood, gloves and booties.
  • Snorkeling: good, calm sea and light wind.
  • Night dive: dark from 6:29 pm. Waning gibbous (85%), rising at 7:58 pm: a bright night.

Your diving day at a glance

The best window, 12:30 pm to 1:50 pm, combines slack water at low tide, light wind, weak current and the sun high. Also good from 5:10 pm to 6:30 pm, 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 Marzan

14-day weather

Now in Marzan

Now 45 °F Overcast · feels like 42 °F · 43 / 58 °F
Low / high
43 / 58 °F
Rain
0.00 in · 0%
Clouds
99%
Humidity
96%
Dew pointDew point
44 °F
Visibility
17 mi
UV indexUV
0 · low
Air qualityAir
Fair · 30
Saharan dust
No
Pollen
None

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 (−0.02 inHg in 3 hours). Over the next 48 hours: −0.05 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 Partly cloudyOvercastOvercastOvercastOvercastOvercastOvercastOvercast
Temperature 45°44°44°44°52°58°55°49°
Wind (mph) 4 NNE4 NE4 NE6 NE8 ENE10 E6 ENE7 NE
Gusts 5771015201412
Waves 2.0 ft1.8 ft1.6 ft1.4 ft1.4 ft1.4 ft1.2 ft1.1 ft
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
  • 12:00 am 45° 4 NNE 2.0 ft
  • 3:00 am 44° 4 NE 1.8 ft
  • 6:00 am 44° 4 NE 1.6 ft
  • 9:00 am 44° 6 NE 1.4 ft
  • 12:00 pm 52° 8 ENE 1.4 ft
  • 3:00 pm 58° 10 E 1.4 ft
  • 6:00 pm 55° 6 ENE 1.2 ft
  • 9:00 pm 49° 7 NE 1.1 ft

Next 14 daysComing days

Day Sky Low / high Max wind Max wave High tides
Today · 29 Overcast 43 / 58 °F 10 mph NE 2.0 ft 6:00 am · 6:26 pm
Fri 30 Overcast 40 / 59 °F 8 mph NE 1.3 ft 6:38 am · 7:06 pm
Sat 31 Overcast 42 / 54 °F 10 mph NE 1.6 ft 7:21 am · 7:55 pm
Sun 1 Overcast 43 / 57 °F 10 mph NE 1.3 ft 8:15 am · 11:22 pm
Mon 2 Overcast 43 / 58 °F 10 mph NNE 1.3 ft 11:49 am
Tue 3 Overcast 45 / 56 °F 13 mph NE 1.2 ft 12:41 am · 1:02 pm
Wed 4 Clear sky 41 / 51 °F 15 mph NE 1.2 ft 1:36 am · 1:55 pm
Thu 5 Partly cloudy 39 / 50 °F 11 mph ENE 1.1 ft 2:20 am · 2:38 pm
Fri 6 Overcast 40 / 51 °F 10 mph ENE 0.9 ft 2:52 am · 3:09 pm
Sat 7 Overcast 45 / 59 °F 8 mph ESE 0.9 ft 3:16 am · 3:31 pm
Sun 8 Overcast 51 / 60 °F 10 mph SSE — 3:38 am · 3:55 pm
Mon 9 Light rain 58 / 59 °F 13 mph S — 4:06 am · 4:23 pm
Tue 10 Light rain 56 / 61 °F 10 mph S — 4:37 am · 4:54 pm
Wed 11 Drizzle 53 / 59 °F 13 mph WSW — 5:10 am · 5:26 pm
  • Fri 30 Overcast 40° / 59° 1.3 ft
  • Sat 31 Overcast 42° / 54° 1.6 ft
  • Sun 1 Overcast 43° / 57° 1.3 ft
  • Mon 2 Overcast 43° / 58° 1.3 ft
  • Tue 3 Overcast 45° / 56° 1.2 ft
  • Wed 4 Clear sky 41° / 51° 1.2 ft
  • Thu 5 Partly cloudy 39° / 50° 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.

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 12:26 am (local time).

Sun

The sun in Marzan

Sunrise and sunset →

Sunrise and sunset

Rises 7:49 am in the ESE (109°)ESE
Sets 5:57 pm in the WSW (251°)WSW
  • First light 6:40 am
  • Full dark 7:05 pm
  • Civil dawn 7:17 am
  • Civil dusk 6:29 pm
  • Solar noon 12:53 pm (29° high)
  • Daylight 10 h 8 min (−3 min)
  • Evening golden hour 5:13 pm
  • Full dark 7:05 pm

Golden hour and the day-night map

Morning golden hour7:49–8:33 am
Evening golden hour5:13–5:57 pm
Marzan

Today the sun is 92,335,394 mi away and looks 32′ 11″ across.

Moon and solunar

The moon in Marzan

The moon for 7 days →

Moon phase and position

Waning gibbous · 85% 85% illuminated · 18.8 days old New moon on Mon, Nov 9 · 8:03 am
Rises 7:58 pm in the NE (47°)NE
Sets 1:17 pm tomorrow · in the NW (312°) · set at 12:16 pm
Transit 3:35 am overhead
Visible 17 h 19 min from 7:58 pm to 1:17 pm

Today the moon is 226,618 mi away and looks 32′ 45″ across.

Solunar periods

Today's activity: medium
  • 2:35–4:35 am Major · the moon passes overhead · high activity
  • 3:07–5:07 pm Major · the moon passes underfoot · high activity
  • 11:46 am–12:46 pm Minor · moonset · medium activity
  • 7:28–8:28 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 Sun, Nov 1 · 9:29 pmNov 1 in 3 days
  • New moon Mon, Nov 9 · 8:03 amNov 9 in 11 days
  • First quarter Tue, Nov 17 · 12:48 pmNov 17 in 19 days
  • Full moon Tue, Nov 24 · 3:54 pmNov 24 in 26 days

Next perigee (the moon at its closest to Earth): November 25, 223,281 mi away.

Place

Where to fish in Marzan

All places in Brittany →

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.

Water depth

Shallow, gradual

Shallow, gradual bottom: 0 ft at 650 ft.

From the shoreline (1.2 mi from Marzan) out to sea, heading southeast.

How far from shore

  • 16 ft deepnot within 650 ft
  • 33 ft deepnot within 650 ft
  • 66 ft deepnot within 650 ft
  • 164 ft deepnot within 650 ft

For fishing, swimming and diving

  • Shore fishing. Very shallow: the water doesn't reach 16 ft within 650 ft. Cast far from the beach, ideally around high tide.
  • Swimming. The water gets deeper little by little, but a few dozen yards out you can no longer stand.
  • Diving. Shallow: the water doesn't reach 33 ft within 650 ft. For deeper dives, take a boat farther out.

Inside bays, estuaries and harbors the bottom changes a lot from spot to spot (channels and shoals): use this only as a rough guide. There is land ahead (an island, a headland or the far shore) 650 ft out. Where the bottom comes up to the surface there are shoals, rocks or an islet next to the profile.

Source: EMODnet Bathymetry DTM 2024 (CC BY 4.0), cells of about 380 ft; depth at the lowest astronomical tide. For reference only: not for navigation or anchoring.

Tides near MarzanTides nearby

All places in Brittany, A to Z (1,430) →

Marzan at a glance

  • Town or city of about 1,806 people. Coordinates: 47.541° N, 2.324° W.
  • It is 116 mi southeast of Brest, the main place in Brittany. The sun rises 10 min earlier and sets 7 min earlier than in Brest.
  • The nearest tide station, Montoir-de-Bretagne, is 19 mi to the southeast.
  • Its coast faces southeast.

Questions about MarzanQuestions

What time is high tide today in Marzan?

Today in Marzan there are high tides at 6:00 am (19.9 ft) and 6:26 pm (19.2 ft) and low tides at 12:39 am and 1:08 pm. Tide coefficient 91.

What time is sunset today in Marzan?

At 5:57 pm. There is light until the end of civil twilight, at 6:29 pm.

What time is sunrise tomorrow in Marzan?

At 7:50 am. First light comes at 6:42 am.

What phase is the moon today?

Waning gibbous, 85% illuminated. New moon on Mon, Nov 9 · 8:03 am.

When are the next spring tides?

From November 9 to 11.

What are today's solunar periods?

Major 2:35–4:35 am, Minor 11:46 am–12:46 pm, Major 3:07–5:07 pm, Minor 7:28–8:28 pm. Today's activity is medium.

What's the weather like today in Marzan?

Overcast, from 43 °F to 58 °F, with a light breeze from the north-northeast (4 mph) and a 0% chance of rain.

How is the sea today in Marzan?

Slight (Douglas 3): 1.9 ft waves with a period of 10.4 s from the west-southwest. The water is 56.8 °F.

When is the best time to visit Marzan?

The best time to visit Marzan is from July to August: highs of 72 °F to 73 °F, about 6 rainy days a month and 8 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: Montoir-de-Bretagne 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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