Ice Forecasts

Issued 12:00 PM EDT 26 March 2026 Today Tonight and Friday

Watches (In effect)

Squall watch in effect

Lake St. Clair

Issued 12:17 PM EDT 26 March 2026 Thunderstorms developing over the area may have the potential to produce wind gusts up to 40 knots. Large hail and heavy rainfall are also concerns. The threat for strong wind gusts will end this evening.

Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway. Consider delaying or postponing travel in areas under the Squall Watch.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

---

Technical Marine Synopsis

Issued 10:30 AM EDT 26 March 2026 Today Tonight and Friday At 10:30 a.m. EDT today trough located from the St. Lawrence River
to Kansas.
By 10:30 a.m. EDT Friday departing trough located on a line
northeast-southwest over the Eastern Seaboard.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Alberta.
By 10:30 a.m. EDT Friday ridge located on a line east-west over
northern Ontario.