St. Roch
Forecast
Marine Forecast
Issued 07:00 PM MDT 16 July 2025
Tonight and Thursday.
Wind north 25 knots diminishing to light near midnight. Wind light Thursday.
Waves
Issued 07:00 PM MDT 16 July 2025
Tonight and Thursday.
Over open water seas 1 metre or less.
Extended Forecast
Issued 07:00 PM MDT 16 July 2025
Friday
Wind light becoming north 15 knots late in the
day.
Saturday
Wind south 15 knots diminishing to
light.
Sunday
Wind light.
Ice Forecast
Issued 10:00 AM EDT 16 July 2025 Today Tonight and Thursday 1 tenth first-year ice except 9 tenths first-year ice along parts of
the eastern coast and in the extreme northern section.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 16 July 2025 Today Tonight and ThursdayIce Edge
Ice edge is outside the forecast region.Ice Coverage
1 tenth first-year ice except 9 tenths first-year ice along parts of
the eastern coast and in the extreme northern section.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 PM MDT 16 July 2025 Tonight and Thursday At 0000 UTC Thursday weakening trough from low located from 67N80W to 74N 85W.
At 0000 UTC Thursday weakening trough from low located from 78N
124W to 70N 111W.
Arctic - Western Arctic Area
- Admiralty
- Alert
- Amundsen
- Axel Heiberg
- Baillie
- Ballantyne
- Banks
- Barrow
- Bartlett
- Bathurst
- Boothia
- Borden
- Brock
- Byam
- Camsell Bend mile 290 to Tulita mile 512
- Clarence - northern half
- Clarence - southern half
- Committee
- Coronation
- CT4
- CU4
- CV4
- CV5
- CW3
- CW4
- CW5
- CX4
- Dease
- Dolphin
- East Baffin - northern half
- Ellef Ringnes
- Ellesmere
- Eureka - northern half
- Eureka - southern half
- Fitzwilliam
- Fort Good Hope mile 684 to Point Separation mile 913
- Greely
- Griper
- Gustaf
- Hassel
- Hazen
- Igloolik
- Jones
- Kane - northern half
- Kane - southern half
- Lancaster - eastern half
- Lancaster - western half
- Larsen
- Liddon
- Mackenzie
- Maclean
- Massey
- Maud
- McClintock
- McClure
- Melville
- Nansen
- Navy Board
- Northwest Beaufort
- North Mackenzie
- North Prince Patrick
- North Sverdrup
- North Tuktoyaktuk
- Norwegian
- Peary
- Peel
- Point Separation mile 913 to Kittigazuit Bay mile 1081
- Pond
- Prince Alfred
- Prince of Wales
- Prince Patrick
- Queens
- Rae
- Regent
- Robeson - northern half
- Robeson - southern half
- Roes Welcome
- South Axel Heiberg
- South Ellef Ringnes
- South Prince Patrick
- South Sverdrup
- St. Roch
- Tuktoyaktuk - northern half
- Tuktoyaktuk - southern half
- Tulita mile 512 to Fort Good Hope mile 684
- Ulukhaktok
- Ward Hunt
- West Baffin
- West Foxe
- West Prince Alfred
- Wilkins
- Yukon Coast
Another Region
- Date modified: