Marine Forecasts for St. Lawrence (Cornwall to Anticosti) and Saguenay Rivers

Choose a Province or Territory

---

* NOTE: Corrected and/or amended bulletins are listed first *

 
FQCN13 CWUL 190700
Marine forecasts for the St. Lawrence and Saguenay Rivers issued by
Environment Canada at 3:00 a.m. EDT Thursday 19 March 2026 for today
tonight and Friday.
The next scheduled forecast will be issued at 3:00 p.m. EDT.

Fog implies visibility less than 1 mile.

Cornwall to Montréal.
Wind southeast 10 to 15 knots veering to southwesterly 10 to 15 near
 noon then becoming light overnight. Wind becoming northeast 15
 Friday morning. Flurries or showers this afternoon and this evening.
 Snow Friday. Visibility 1 mile or less in precipitation.
 Temperatures minus 6 rising to plus 3 Friday afternoon.

Montréal to Trois-Rivières.
Wind southeast 10 to 15 knots increasing to south 15 to 25 this
 morning then diminishing to southwest 10 to 15 early this evening.
 Wind becoming light overnight then becoming northeast 15 near noon
 Friday. Flurries this afternoon and tonight. Snow Friday afternoon
 and evening. Visibility 1 mile or less in precipitation. High today
 plus 1. Low tonight minus 4. High Friday plus 1.

Trois-Rivières to Donnacona.
Wind light becoming southerly 10 to 15 knots this morning then
 becoming light overnight. Wind becoming northeast 10 to 15 near noon
 Friday then becoming light Friday evening. Flurries this afternoon
 and tonight. Snow Friday afternoon and evening. Visibility 1 mile or
 less in precipitation. High today minus 1. Low tonight minus 6. High
 Friday minus 1.

Donnacona to Beauport.
Wind light becoming southerly 10 to 15 knots near noon then becoming
 light overnight. Wind light Friday. Flurries this afternoon and
 tonight. Snow Friday afternoon and evening. Visibility 1 mile or
 less in precipitation. Temperatures minus 10 rising to minus 1 this
 afternoon.

Beauport to L'Isle-aux-Coudres.
Wind light increasing to southwest 10 to 15 knots early this evening
 and to southwest 15 to 20 near midnight. Wind diminishing to light
 Friday afternoon. Flurries this afternoon and tonight. Snow Friday
 afternoon and evening. Visibility 1 mile or less in precipitation.
 Temperatures minus 9 rising to minus 1 Friday afternoon.

L'Isle-aux-Coudres to Tadoussac.
Wind light becoming southwest 15 knots this evening then diminishing
 to light Friday morning. Wind becoming southwest 10 to 15 Friday
 afternoon then becoming light Friday evening. Flurries this
 afternoon and tonight. Snow Friday late in the day. Visibility 1
 mile or less in precipitation. Temperatures minus 10 rising to
 minus 1 this afternoon.

Saguenay to Tadoussac.
Wind east 15 knots increasing to east 20 to 30 early this morning
 then diminishing to east 10 to 15 early this evening. Wind becoming
 west 10 to 15 near midnight then increasing to west 20 to 30
 overnight. Wind diminishing to west 10 to 15 Friday afternoon.
 Flurries this afternoon and tonight. Periods of snow Friday evening.
 Visibility 1 mile or less in precipitation. High today minus 3. Low
 tonight minus 9. High Friday minus 3.

Tadoussac to Pointe à Michel.
Wind south 15 knots increasing to southerly 15 to 25 this morning
 then veering to southwest 20 to 30 near midnight. Wind diminishing
 to southwesterly 10 to 20 Friday morning except west 30 near the
 mouth of the Saguenay River Friday morning and afternoon. Wind
 becoming northwest 10 to 15 Friday evening. Flurries this afternoon
 and tonight. Periods of snow Friday evening. Visibility 1 mile or
 less in precipitation. Temperatures minus 10 rising to minus 1 this
 afternoon.

Pointe à Michel to Pointe-des-Monts.
Wind southeasterly 10 to 15 knots increasing to southerly 15 to 25
 this morning then veering to westerly 20 to 30 Friday morning. Wind
 diminishing to westerly 15 Friday evening. Flurries tonight and
 Friday morning. Visibility 1 mile or less in flurries. Temperatures
 minus 13 rising to minus 2 this afternoon.

Pointe-des-Monts to Anticosti - northern half.
Freezing spray warning in effect.
Wind light increasing to east 10 to 15 knots early this morning and
 to southeasterly 15 to 25 late this morning. Wind becoming westerly
 20 to 30 Friday morning then diminishing to westerly 15 Friday
 evening. Flurries tonight and Friday. Visibility 1 mile or less in
 flurries. Freezing spray beginning near noon and ending near noon
 Friday. Temperatures minus 11 rising to minus 2 Friday afternoon.

Pointe-des-Monts to Anticosti - southern half.
Wind light increasing to southerly 15 to 25 knots this morning then
 veering to west 20 to 30 Friday morning. Wind diminishing to
 westerly 15 Friday evening. Flurries tonight and Friday. Visibility
 as low as 1 mile in flurries. Risk of freezing spray this afternoon
 and tonight. Temperatures minus 10 rising to minus 2 Friday morning.

End
$$$$^^