Marine Forecast
Issued 05:00 PM EDT 18 March 2026
Tonight and Thursday.
Wind north 30 knots backing to west 30 late this evening then
diminishing to west 20 late Thursday morning. Wind increasing to west 25 early
Thursday afternoon then diminishing to southwest 15 Thursday
evening.
Periods of snow ending this evening.
Low tonight minus 27. High Thursday minus 20.
Winds
Issued 05:00 PM EDT 18 March 2026
Tonight and Thursday.
Wind north 30 knots backing to west 30 late this evening then
diminishing to west 20 late Thursday morning. Wind increasing to west 25 early
Thursday afternoon then diminishing to southwest 15 Thursday
evening.
Waves
Issued 05:00 AM EDT 18 March 2026
Today Tonight and Thursday.
Mainly ice covered.
Weather & Visibility
Issued 05:00 PM EDT 18 March 2026
Tonight and Thursday.
Periods of snow ending this evening.
Air temperature
Issued 05:00 PM EDT 18 March 2026
Tonight and Thursday.
Low tonight minus 27. High Thursday minus 20.
Ice Forecasts
Issued 11:00 AM EDT 18 March 2026 Today Tonight and Thursday Ice Edge
Ice edge is outside the forecast region.
Ice Coverage
Ice pressure warning in effect.
9 plus tenths first-year ice including a trace of old ice.
Strong ice pressure in the pack ice easing overnight.
Warnings (In effect)
West Brevoort - southern half
Issued 11:00 AM EDT 18 March 2026Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.
Technical Marine Synopsis
Issued 4:45 PM EDT 18 March 2026 Tonight and Thursday At 0000 UTC Thursday ridge located from Baker Lake to Umiujaq.
By 0000 UTC Friday ridge located from James Bay to Inukjuak then
to Ungava Bay.
At 0000 UTC Thursday departing trough from 970 mb low located from
70N 52W to 60N 49W.