ESTONIAN ICE REPORT FC115

----

GULF OF FINLAND
IN THE HARBOURS OF THE PORT SAINT-PETERSBOURG UP TO THE LONGITUDE OF LIGHTHOUSE SHEPELEVSKI IS VERY OPEN DRIFT ICE. UP TO LONGITUDE OF ISLAND BOLSHOY BEREZOVY IS OPEN DRIFT ICE. FURTHER UP TO LONGITUDE OF LIGHTHOUSE SOMMERS IS VERY CLOSE DRIFT ICE 5-20 CM THICK. WESTWARDS IS ICE-FREE.

IN MOONSUND ON THE FAIRWAY IS ICE-FREE.

IN PARNU BAY NEAR THE COAST IS OPEN WATER.

FINNISH ICE REPORT 29.03.2023

Ice in the Bay of Bothnia has drifted southwest.

In the northern Bay of Bothnia in the archipelago 45-70 cm thick fast ice to Kemi 3 and Kattilankalla. Farther out 30-60 cm thick, in places rafted and ridged very close ice. 20 nautical miles from west of Malren to Nahkiainen runs a 10-30 nautical miles wide lead, with first new ice and then thin level ice. Off Raahe, 20-45 cm thick fast ice to Jaakko. Farther out 20-50 cm thick rafted and ridged very close ice. There are leads and cracks in the ice field.

In the southern Bay of Bothnia 20-40 cm thick fast ice in the archipelago. Farther out 15-30 cm thick rafted, very close ice to the Quark. There are cracks and leads in places in the ice field.

In the Quark east of Nordvalen 10-30 cm thick very close ice. From Nordvalen approximately to the latitude of Strmmingsbdan is 5-25 cm thick ice with varying concentration and new ice. In the Vaasa archipelago 25-45 cm thick fast ice to Ensten, and then thin level ice to Norra Gloppsten.

In the Sea of Bothnia in the archipelago 10-30 cm thick fast ice and thin ice. Farther out drifting new ice in places.

In the Archipelago Sea and in the western Gulf of Finland rotten and rotting ice in the inner archipelago.

In the eastern Gulf of Finland 20-40 cm thick fast ice and thin ice in the inner archipelago. Farther out first thin very open ice and then 5-25 cm thick open and close ice approximately to the line Orrengrund - 10 nautical miles southeast of Haapasaari. Farther east 10-30 cm thick very close ice.

Icebreakers: Otso, Kontio, Sisu and Polaris assist in the Bay of Bothnia. Zeus assists in the southern Bay of Bothnia and in the Quark. Urho assists in the eastern Gulf of Finland.

Assistance restrictions: Minimum ice class and deadweight required of assisted vessels: Tornio, Kemi, Oulu and Raahe, IA of more than 4000 tons. Kalajoki, Kokkola and Pietarsaari, IA of more than 2000 tons. Vaasa, IB of more than 2000 tons. Kaskinen, Kristiinankaupunki, Pori, Rauma and Uusikaupunki, Inkoo, Kantvik, Helsinki, Skldvik, Mussalo, Loviisa and Kotka, II of more than 2000 tons. Hamina, I of more than 2000 tons.

Vessels bound for Gulf of Bothnia ports in which assistance restrictions apply, shall when passing latitude 6000' N report their nationality, name, destination, ETA and speed to ICE INFO on VHF channel 82. This report can also be given directly by telephone to +46 10 492 7600.

Vessels bound for Finnish or Swedish ports with assistance restrictions in the Quark or the Bay of Bothnia shall, 20 nautical miles before Nordvalen Lighthouse (63 32,15' N 20 46,60' E), report in accordance with the instructions for winter navigation to Bothnia VTS on VHF channel 67.

The traffic separation schemes in the Quark are temporarily out of use from 7 February due to ice conditions.

RUSSIAN ICE REPORT 29.03.2023

Gulf of Finland:
RUSSIAN ICE REPORT 29.03.2023

Gulf of Finland: IN THE HARBOURS OF THE PORT SAINT PETERSBURG AND UP TO LONGITUDE OF LOMONOSOV THERE IS COMPACT ICE 15-30 CM THICK. UP TO LONGITUDE OF LIGHTHOUSE SHEPELEVSKIJ THERE IS VERY OPEN DRIFT ICE. UP TO LONGITUDE OF ISLAND BOLSHOY BERYOZOVY THERE IS OPEN DRIFT ICE. UP TO LONGITUDE OF LIGHTHOUSE SOMMERS THERE IS VERY CLOSE DRIFT ICE 5-20 CM THICK. UP TO LONGITUDE OF ISLAND HOGLAND THERE IS OPEN WATER. WESTWARD UP IS ICE-FREE. IN THE VYBORG BAY THERE IS FAST ICE 15-30 CM THICK. IN THE ENTRANCE UP TO LONGITUDE OF LIGHTHOUSE NERVA THERE IS CLOSE DRIFT ICE 2-10 CM THICK. UP TO LONGITUDE OF LIGHTHOUSE SOMMERS THERE IS VERY CLOSE DRIFT ICE 5-20 CM THICK. IN THE STRAIT BJERKESUND THERE IS FAST ICE 10-25 CM THICK. IN THE ENTRANCE THERE IS OPEN DRIFT ICE 10-20 CM THICK. M-aM-a 184/2 253/2 33302 422/2 553/2 653/2 712/1=

29/03/23

SWEDISH ICE REPORT

ISSUED: WEDNESDAY MAR 29, 2023

BAY OF BOTHNIA IN THE N ARCHIPELAGOES 45-70 CM FAST OR 15-50 CM CONSOLIDATED ICE. IN THE S BAYS AND ARCHIPELAGOES 20-45 CM FAST OR VERY CLOSE ICE. AT SEA VERY CLOSE ICE, IN THE CENTRAL PARTS 30-60 CM, ELSE 10-40 CM. IN THE N AND E PARTS THERE ARE ALSO AREAS WITH NEW AND LEVEL ICE, DUE TO SW DRIFT. NEXT 24 HOURS ICE GROWTH AND NEW ICE FORMATION IN OPEN AREAS. SOME E ICE DRIFT.

THE QUARK IN THE VAASA ARCHIPELAGO AND IN SWEDISH BAYS 25-50 CM FAST IS. AROUND HOLMON, 10-30 CM FAST ICE. AT SEA, IN THE E PART 10-40 CM VERY CLOSE ICE, IN THE W PART 2-15 CM OPEN OR CLOSE ICE. NEXT 24 HOURS SOME ICE GROWTH AND NEW ICE FORMATION. SOME E-SE ICE DRIFT.

NORTHERN SEA OF BOTHNIA ALONG THE FINNISH COAST 10-40 CM FAST ICE AND VERY CLOSE ICE. FURTHER OUT NEW ICE. IN SWEDISH BAYS AND ON ANGERMANALVEN, LEVEL ICE OR 30-50 CM FAST ICE. AT SEA IN THE N PART 2-15 CM OPEN OR CLOSE ICE. NEXT 24 HOURS ICE GROWTH AND NEW ICE FORMATION ALONG THE COASTS. SOME SE ICE DRIFT.

SOUTHERN SEA OF BOTHNIA ALONG THE FINNISH COAST 10-30 CM FAST ICE, IN THE S SOME PARTLY RUTTEN ICE. IN BAYS ALONG THE SWEDISH COAST 5-20 CM LEVEL OR FAST ICE. FURTHER OUT ON BOTH SIDES, OPEN WATER OR VERY OPEN ICE. NEXT 24 HOURS ICE GROWTH AND SOME NEW ICE FORMATION, MAINLY DURING NIGHT.

SEA OF ALAND THIN LEVEL ICE, NEW ICE, OR OPEN ICE IN INNER BAYS. NEXT 24 HOURS NO MAJOR CHANGES.

ARCHIPELAGO SEA IN INNER BAYS 5-20 CM PARTLY ROTTEN FAST OR LEVEL ICE, AND IN BETWEEN ISLANDS THERE IS THIN VERY OPEN ICE. NEXT 24 HOURS NO MAJOR CHANGES.

LAKE MALAREN IN THE W PART 5-15 CM ROTTEN FAST ICE. IN THE E, SOME THIN OPEN ICE. OTHERWISE, OPEN WATER. NEXT 24 HOURS POTENTIALLY SOME FREEZING DURING NIGHT.

GULF OF FINLAND IN THE FINNISH ARCHIPELAGO 5-40 CM LEVEL OR PARTLY RUTTEN FAST ICE. IN THE VYBORG BAY AND OUTSIDE OF ST PETERSBURG 15-35 CM FAST ICE. AT SEA, E OF THE LINE LOVIISA - NARVA 10-30 CM CLOSE TO VERY CLOSE ICE. THERE IS ALSO 3-15 CM OPEN TO VERY OPEN ICE. NEXT 24 HOURS SOME ICE GROWTH AND NEW ICE FORMATION DURING NIGHT. SE-S ICE DRIFT.

GULF OF RIGA IN THE INNER PARNU BAY VERY CLOSE ICE. BETWEEN ISLANDS IN VAINAMERI, 5-20 CM PARTLY ROTTEN FAST ICE. ELSE IN VAINAMERI OPEN WATER OR STRINGS WITH THIN SHUGA. NEXT 24 HOURS NO MAJOR CHANGES.

LAKE VANERN IN SHELTERED BAYS OPEN WATER OR SOME NEW ICE. NEXT 24 HOURS SOME FREEZING DURING NIGHT.

SKAGERRAK NEW ICE OR PARTLY ROTTEN FAST ICE IN PARTS OF THE OSLO FJORD. NEXT 24 HOURS MELTING.