St. Roch
Forecast
Marine Forecast
Issued 07:00 AM MDT 13 September 2026
Today Tonight and Monday.
Wind southeast 25 knots diminishing to light near noon except east 25 over northern sections. Wind becoming light this evening except northeast 25 over northern sections this evening. Wind becoming northeast 20 late overnight then increasing to northeast 25 early Monday morning. Wind diminishing to northwest 15 Monday evening.
Rain becoming snow or rain near noon. Visibility 1 mile or less in precipitation.
Waves
Issued 07:00 AM MDT 13 September 2026
Today Tonight and Monday.
Seas 1 metre except 1 to 2 over northern sections today and this
evening.
Extended Forecast
Issued 07:00 AM MDT 13 September 2026
Tuesday
Wind light increasing to west 25 knots in the
morning.
Wednesday
Wind northwest 15 knots increasing to
northwest 25 late in the day.
Thursday
Wind west 20 knots.
Ice Forecast
Issued 10:00 AM EDT 13 September 2026 Today Tonight and Monday Bergy water.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 13 September 2026 Today Tonight and MondayIce Edge
First ice edge estimated from Northwest Territories near 7004N12421W to 7025N 12233W to Banks Island near 7157N 12547W. Sea ice
west of the ice edge.
Second ice edge estimated from Banks Island near 7133N 12030W to
Victoria Island near 7138N 11901W. Sea ice north of the ice edge.
Third ice edge estimated from Victoria Island near 6953N 10052W to
7020N 9933W to Prince of Wales Island near 7158N 10017W. Sea ice
northwest of the ice edge.
Fourth ice edge estimated from Prince of Wales Island near 7323N
9708W to Somerset Island near 7326N 9539W. Sea ice north of the ice
edge.
Ice Coverage
Bergy water.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 6:30 AM MDT 13 September 2026 Today Tonight and Monday At 1200 UTC Sunday low 988 mb located at 70N 99W.By 0000 UTC Tuesday low 995 mb located at 65N 84W.
At 1200 UTC Sunday dissipating low 995 mb located at 75N 72W.
At 1200 UTC Sunday low 996 mb located at 75N 146W.
By 0000 UTC Tuesday trough from 1001 mb low located from 78N 115W
to 70N 106W.
Arctic - Eastern Arctic Area
- Admiralty
- Arviat
- Baker
- Barrow
- Boothia
- Byam
- Central
- Central Brevoort
- Clarence - northern half
- Clarence - southern half
- Coats
- Committee
- Cumberland
- East Baffin - northern half
- East Baffin - southern half
- East Brevoort
- East Clyde
- East Davis
- 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
- Peary
- Peel
- Pond
- Prince Charles
- Puvirnituq - northern half
- Puvirnituq - southern half
- Queens
- Rae
- Rankin
- Regent
- Resolution - eastern half
- Resolution - western half
- Roes Welcome
- South Labrador Sea
- South Sverdrup
- South-central Hudson
- St. Roch
- Ungava
- West Baffin - northern half
- West Baffin - southern half
- West Brevoort
- West Clyde - northern half
- West Clyde - southern half
- West Davis - northern half
- West Davis - southern half
- West Foxe
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