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Aerial view of Mar Morto
View from above
Tuscany · Grosseto

Mar Morto

42.379° N, 11.137° EPebble beach · facing southwest
Aerial view: Ortofoto © Regione Toscana · 2023 · CC BY 4.0
88
Perfect Conditions
Go to the beach now.
Today's score (afternoon) · Updated on 13 oct 2026 at 16:59
0.3 m
Waves
14 km/h
Wind
0%
Rain
22°
Temperature

About the beach

Mar Morto is a pebble beach in the municipality of Monte Argentario, in the province of Grosseto (Tuscany), on the Tyrrhenian Sea.

Facing southwest (220°), it is sheltered with the Gregale (NE) or Tramontane (N); with the Libeccio (SW) or Ostro (S), which comes from the sea, it gets rougher.

Pebbly bottom: water shoes make getting in much more comfortable. The seabed type is inferred from nearby beaches mapped on OpenStreetMap.

In the latest European EEA classification (2025 season) the bathing water is rated excellent.

7-day forecast

Sea score for the next 7 days
DayMorningAfternoonTemp.
TODAY 13 oct828822°C
WED 14 oct848823°C
THU 15 oct767924°C
FRI 16 oct858823°C
SAT 17 oct948822°C
SUN 18 oct674922°C
MON 19 oct644924°C

Where is Mar Morto

Mar Morto is located in the municipality of Monte Argentario, in the province of Grosseto, in Tuscany. Coordinates: 42.37868, 11.13695.

42 km as the crow flies from Grosseto, the provincial capital.

Mar Morto is part of: Costa d'Argento.

Get directions

Winds and shelter at Mar Morto

The effect of each wind on this beach, which faces southwest (220°): what matters is where it comes from relative to the coast, not just its strength.

Effect of the winds at Mar Morto
WindFromEffect here
TramontanenorthFrom inland: sheltered, calmer sea
GregalenortheastFrom inland: sheltered, calmer sea
LevanteeastCross-shore, from inland: moderate effect
SiroccosoutheastCross-shore, from the sea: some waves possible
OstrosouthFrom the sea onto the shore: waves and rough sea
LibecciosouthwestFrom the sea onto the shore: waves and rough sea
PonentewestCross-shore, from the sea: some waves possible
MistralnorthwestCross-shore, from inland: moderate effect

Questions about Mar Morto

Can you swim at Mar Morto today?

Today (afternoon) the sea score at Mar Morto is 88/100 (Perfect Conditions): waves 0.3 m, wind 14 km/h, temperature 22°C. Go to the beach now. The score is updated twice a day based on waves, wind relative to the beach's orientation, rain and temperature.

Where is Mar Morto?

Monte Argentario (GR), Tuscany, 42 km as the crow flies from Grosseto.

Which wind is Mar Morto sheltered from?

Sheltered with the Gregale (NE) or Tramontane (N); exposed with the Libeccio (SW) or Ostro (S).

Is Mar Morto sandy or rocky?

Mar Morto is a pebble beach.

How is the water quality at Mar Morto?

Excellent (EEA classification, 2025 season).