Language selection

Weather shortcuts

Byam

Forecast

Marine Forecast

Issued 05:30 PM EDT 27 September 2023

Tonight and Thursday.

Wind light tonight and Thursday.

Periods of snow.

Temperatures near minus 4.

Waves

Issued 05:30 PM EDT 27 September 2023
Tonight and Thursday. Outside the ice edge seas 1 metre or less.

Extended Forecast

Issued 05:30 PM EDT 27 September 2023
Friday Wind light.
Saturday Wind light.
Sunday Wind northwest 15 knots diminishing to light late in the day.

Ice Forecast

Issued 11:00 AM EDT 27 September 2023 Today Tonight and Thursday 6 tenths old ice.These are the last forecasts until further request. 

[ Canadian Ice Service ]

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Mackenzie - Mackenzie River marine weather areas Great Slave Lake - 45141 Great Slave Lake North Arm - 45150 Herschel Island Komakuk Beach Shingle Point Airport Aklavik Airport Cape Parry Airport Fort Good Hope Airport Tulita Airport Fort Providence Fort Reliance Fort Resolution Airport Fort Simpson Airport Hay River/Merlyn Carter Airport Inner Whaleback Rocks Inuvik Airport Keats Point Lutselke Airport Norman Wells Airport Paulatuk Airport Pelly Island Tuktoyaktuk Airport Wrigley Airport Yellowknife Airport Liverpool Bay Little Chicago Storm Hills Bathurst Inlet Kugluktuk Airport Hat Island Croker River Cambridge Bay Airport Cape Peel West Gateshead Island Stefansson Island Cape Providence Ulukhaktok Airport Sachs Harbour Airport Thomsen River Prairie River Egg Island Fort Chipewyan Airport Stony Rapids Airport Uranium City
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 11:00 AM EDT 27 September 2023 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Banks Island near 7334N 11522W to
7319N 10947W to Victoria Island near 7332N 10656W. Sea ice north of
the ice edge.

Second ice edge estimated from Prince of Wales Island near 7354N
9735W to Cornwallis Island near 7458N 9623W. Sea ice west of the ice
edge.

Third ice edge estimated from Cornwallis Island near 7533N 9414W to
Devon Island near 7615N 9347W. Sea ice west of the ice edge.

Fourth ice edge estimated from Devon Island near 7432N 8939W to
7415N 8919W to Brodeur Peninsula near 7349N 8652W. Sea ice east of
the ice edge.

Fifth ice edge estimated from Borden Peninsula near 7320N 8111W to
Bylot Island near 7320N 8053W. Sea ice north of the ice edge.

Sixth ice edge estimated from Bylot Island near 7252N 7603W to 7247N
7405W to 7514N 7505W to 7513N 7321W then eastward. Sea ice northwest
of the ice edge.

Ice Coverage

6 tenths old ice.

These are the last forecasts until further request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM MDT 27 September 2023 Tonight and Thursday At 0000 UTC Thursday trough from 998 mb low located from 70N 65W
to 77N 71W.
By 0000 UTC Friday trough located from 67N 54W to 76N 67W.

At 0000 UTC Thursday ridge from 1024 mb high located from 74N 103W
to 67N 87W.
By 0000 UTC Friday ridge from 1027 mb high located from 81N 69W
to 68N 114W.

At 0000 UTC Friday approaching low 997 mb located at 65N 93W.

Mackenzie - Mackenzie River Area

Another Region

Date modified: