St. Roch
Forecast
Marine Forecast
Issued 07:00 AM MDT 10 July 2025
Today Tonight and Friday.
Wind north 15 knots increasing to north 20 this morning then backing to northwest 25 this afternoon. Wind diminishing to southwest 15 early Friday morning then increasing to southwest 20 late Friday morning. Wind diminishing to southwest 15 Friday afternoon.
Showers ending near midnight. Risk of thunderstorms today. Fog patches dissipating late this morning.
Temperatures near plus 2.
Waves
Issued 07:00 AM MDT 10 July 2025
Today Tonight and Friday.
Over open water seas 1 metre or less.
Extended Forecast
Issued 07:00 AM MDT 10 July 2025
Saturday
Wind southwest 15 knots backing to south 20
in the morning then veering to west 20 in the afternoon.
Sunday
Wind southwest 20 knots.
Monday
Wind southwest 15 knots.
Ice Forecast
Issued 10:00 AM EDT 10 July 2025 Today Tonight and Friday 3 tenths first-year ice except 7 tenths first-year ice in the
northeastern section. Consolidated first-year ice along the Boothia
Peninsula and King William Island coasts and in the extreme northern
section.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 10 July 2025 Today Tonight and FridayIce Edge
Ice edge is outside the forecast region.Ice Coverage
3 tenths first-year ice except 7 tenths first-year ice in the
northeastern section. Consolidated first-year ice along the Boothia
Peninsula and King William Island coasts and in the extreme northern
section.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 AM MDT 10 July 2025 Today Tonight and Friday At 1200 UTC Thursday departing ridge located on a line north-southover eastern Baffin Bay.
At 1200 UTC Thursday deepening trough from 984 mb low located from
65N 98W to 74N 76W.
By 0000 UTC Saturday trough from 970 mb low located from 75N 78W
to 66N 60W.
At 1200 UTC Thursday deepening low 980 mb located at 86N 129W.
By 0000 UTC Saturday low 977 mb located at 75N 110W.
Arctic - Eastern Arctic Area
- Admiralty
- Arviat
- Baker
- Barrow
- Boothia
- Byam
- Central
- Central Brevoort - northern half
- Central Brevoort - southern half
- Clarence - northern half
- Clarence - southern half
- Coats
- Committee
- Cumberland
- East Baffin - northern half
- East Baffin - southern half
- East Brevoort
- East Clyde - northern half
- East Clyde - southern half
- East Davis - northern half
- East Davis - southern half
- East Foxe
- East Labrador Sea
- Eureka - southern half
- Frobisher Bay
- Hassel
- Igloolik
- Jones - eastern half
- Jones - western half
- Kane - southern half
- Lancaster - eastern half
- Lancaster - western half
- Larsen
- Maclean
- Massey
- Maud
- McClintock
- Mid Labrador Coast
- Navy Board
- Northwest Labrador Sea
- North Labrador Coast
- Norwegian
- Nottingham - eastern half
- Nottingham - western half
- Peary
- Peel
- Pond
- Prince Charles
- Puvirnituq
- Queens
- Rae
- Rankin
- Regent
- Resolution - eastern half
- Resolution - western half
- Roes Welcome
- South Labrador Sea
- South Sverdrup
- South-central Hudson - eastern half
- St. Roch
- Ungava - eastern half
- Ungava - western half
- West Baffin - northern half
- West Baffin - southern half
- West Brevoort - northern half
- West Brevoort - southern half
- West Clyde - northern half
- West Clyde - southern half
- West Davis - northern half
- West Davis - southern half
- West Foxe
Another Region
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