Ice Report

ref.: ice report week 04 / 2023 / st.petersburg + ust-luga + vyborg/vysotsk
==
current weather: -6C / +2C, cloudy
 
in the harbours of the port of st.petersburg and farther westward in the sea
channel up to the longitude of kronstadt dam (029 40E)
- there is close compact ice 10-25cm thick.
farther westward up to the longitude of shepelevski lighthouse (029 07E) // abt 10 nm off p/stn
- very close new ice,
farther westward up to the longitude of the island seskar (028 20E) // abt 35 nm off p/stn
– mainly open water,
farther westward up to the longitude of the sommers island (027 38E) // abt 60 nm off p/stn
- open ice 5-15cm thick,
farther westward - mainly open water.
port ice breakers ‘mudjug’, ‘ivan kruzenshtern’ and ‘semyon dezhnev’(main) are on stand-by to assist
 
in the top of vyborg bay including port of vysotsk –  there is fast ice 15-25cm thick.
further on approaches – very close drifting ice 5-15cm thick
port ice breakers ‘kapitan izmailov’ and liner ice breaker ‘murmansk’ are on stand-by to assist
 
in the port of ust-luga and on approaches – mainly open water.
 
pls note Harbour Master’s office advised ice-breakers meeting point =
convoy meeting point - CMP = buoy no 4 (in the vicinity of sommers island (027 38E), abt 51nm off p/stn)
(we reckon time to reach pilot station from CMP as 4-6 hrs)
 
fyi: Upon arrival at CMP the ship is to contact by VHF with ice-breaker
and act according to direction of ice-breaker's Captain.
Whenever necessary the VTS  is to assist the ships to communicate
with the ice breaker.
 
ice breaker which is on stand-by to assist on approaches from ‘ice edge’ to ports – ‘viktor chernomyrdin’
 
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Based on latest official forecast for the January 2023
it is expected that moderate ice formation will be in progress during first half of month
and further more intensive ice formation in the second half of January 2023.
 
Generally January 2023 will develop according to mild-moderate type winter.
 
by January 31st, 2023
 
in the harbours of the port of st.petersburg and farther westward in the sea
channel up to the longitude of kronstadt dam (029 40E)
- there will be close compact ice 20-25cm thick.
farther westward up to the longitude of shepelevski lighthouse (029 07E) // abt 10 nm off p/stn
- close drifting ice 10-20cm thick.
farther westward up to the longitude of the island seskar (028 20E) // abt 35 nm off p/stn
– open nilas/new ice,
farther westward - mainly open water.
 
in the top of vyborg bay including port of vysotsk –  there will fast ice upto 20-30cm thick.
further on approaches – very close floating ice 10-20cm thick.
 
in the port of ust-luga there will be close new ice along shore line
and on approaches-  open drifting ice 10-20cm thick.
 
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The provisional forecast of the ice conditions in the Gulf of Finland for winter 2022-2023.
 
It is expected that the ice conditions during the forthcoming winter 2022-2023 will develop
according to moderate type winter. Ice growing progress and thickness will be close to mean annual values.
 
The maximum development of the ice conditions will be reached in the beginning of March 2023.
In that period fast ice 30 – 40 cm thick is expected in the harbours of the port of st.petersburg
and upto the Kronshtadt dam / outer road of st.pete.
Farther up to the seskar island (028 24E // abt 30 nm off from outer road of st.pete)
- there will be very close, hummocked ice 15-30cm thick.
Farther to the longitude of Gogland island (027 00E / abt 80nm off from roads of st.pete) 
-close drifting ice 10 - 20 cm thick is expected. .
 
It is forecasted that the eastern part of gulf of finland will be fully ice free by mid of April 2023,
which is close to mean annual periods.
 
ICE-RESTRICTIONS:
 
Port of Vyborg and Vysotsk
from February 01st, 2023 / 00.00lt the following types of ships
will not be accepted to call the port of vyborg and vysotsk asf:
 
- tandems(tug+barge)
 
- ships without ice class are accepted
to call the port of Vyborg and vysotsk but only under ice-breaker assistance!
 
- ships with ice class are accepted
to call the port of vyborg without assistance provided permission
frm ice-breaker received or under ice-breaker assistance.
 
very preliminarily ice restrictions (for the min ice class):
 
for port of st.petersburg, bss experience of previous seasons
there may be no min ice class restrictions at all
(it means that vsls without ice class most probably will be accepted all ice season 2022-2023,
but only with ice breaker assistance for some periods)
 
for port of ust-luga, bss experience of previous seasons
there may be no min ice class restrictions at all
(it means that vsls without ice class most probably will be accepted all ice season 2022-2023,
but only with ice breaker assistance for some periods)
 
for port of Vyborg and vysotsk, bss experience of previous seasons
min ice class restrictions may be expected from end of February 2023 till middle-end of April 2023
(it means that vsls without ice class may be not accepted
to call the port for subj period)
 
in any case ice restrictions will be officially announced by Harbour Master 14 days in advance  
 
pls find below ice class restrictions for st.petersburg during last years asf:
 
1999/2000 jan 26th 2000 apr 17th 2000
2000/2001 feb 5th 2001 apr 17th 2001
2001/2002 jan 1st 2002 apr 4th 2002
2002/2003 dec 9th 2002 may 5th 2003 (abnormal severe winter)
2003/2004 feb 1st 2004 apr 19th 2004
2004/2005 feb 2nd 2005 apr 15th 2005
2005/2006 jan 6th 2006 apr 28th 2006
2006/2007 feb 1st 2007 apr 06th 2007
2007/2008 jan 10th 2008 apr 04th 2008
2008/2009 jan 05th 2009 apr 06th 2009
2009/2010 dec 22nd 2009 apr 26th 2010 (severe winter)
2010/2011 dec 6th 2010 may 7th 2011 (extremely severe winter)
2011/2012 jan 27th 2012 apr 25th 2012
2012/2013 feb 20th 2013 mar 19th 2013
2013/2014 no min ice class restrictions (mild winter)
2014/2015 no min ice class restrictions (mild winter)
2015/2016 no min ice class restrictions (mild winter)
2016/2017 no min ice class restrictions (mild winter)
2017/2018 mar 07th 2018 apr 14th 2018
2018/2019 no min ice class restrictions (mild winter)
2019/2020 no min ice class restrictions (extremely mild winter)
2020/2021 no min ice class restrictions (mild/moderate winter)
2021/2022 no min ice class restrictions (mild/moderate winter)
 
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local ice breakers fleet will standby to assist
the forthcoming ice traffic to ports of st.petersburg, vysotsk,
primorsk, vyborg and ust-luga.
 
there are 6 liner ice breakers: ‘kapitan sorokin’, ‘murmansk’,
‘kapitan nokolaev’, ‘vladivostok’, ‘viktor chernomyrdin’, ‘kapitan dranitsyn’
 
there are 6 port ice breakers: ‘mudjug’, ‘semyon dezhnev’, ‘ivan kruzenshtern’, ‘kapitan plakhin’,
‘kapitan kosolapov’, 'kapitan izmailov'
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for updated ice conditions report/forecast pls visit our home page
http://neva-delta.com
HM office warning:
Every ship, navigating in ice, shall have available all the necessary supplies of fuel,
fresh water and provisions for at least 20 days.
All ships proceeding in ice conditions to and out of the sea port when in ice convoy with ice-breaker
shall ensure manual mode of  the main engine control whenever necessary.
Ship’s company manual must have ice clause (instructions from Owners)
in case of its absence PSC/MoU may punish the master/vsl
should you require any further information/assistance
please do not hesitate to contact us at any time
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 Ice Chart was taken from the site of  Swedish Meteorological and Hydrological Institute