Squall Watch in Effect for Great Slave Lake North Arm

Source: ECCC · Great Slave Lake North Arm

Areazine synthesizes this ECCC weather alert directly from ECCC's official public data feed. See our methodology for full source attribution and refresh cadence.

Environment Canada has issued a squall watch for Great Slave Lake's north arm due to potential squalls with wind gusts up to 35 knots and frequent lightning.

Read this weather record in 30 seconds

Record type
Squall Watch
Affected area
Great Slave Lake North Arm
Issued
September 9, 2026
Issuing authority
ECCC

The warning type, named area, and issue time define this record. Confirm all three against the original agency notice before treating it as current.

Record status: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.

Alert Details

A squall watch has been issued by Environment Canada. The alert is effective from 2026-09-09T03:30:45-00:00 until 2026-09-09T08:00:45-00:00.

Affected Areas

Great Slave Lake - north arm.

What You Should Do

Continue to monitor alerts and forecasts issued by Environment Canada. Monitor Canadian Coast Guard radio or Weatheradio stations.

Expected Conditions

Conditions are favourable for the development of squalls with wind gusts up to 35 knots and frequent lightning. A line of thunderstorms is moving across Great Slave Lake this evening.

Timeline

The watch is effective immediately and expires at 2026-09-09T08:00:45-00:00.

Original source: ECCC Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this ECCC weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this ECCC weather alert.

What is this ECCC weather alert about?
Environment Canada has issued a squall watch for Great Slave Lake's north arm due to potential squalls with wind gusts up to 35 knots and frequent lightning.
Which agency issued this alert?
This alert was issued by ECCC. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Great Slave Lake North Arm. Check with ECCC for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/ca/weather/ for the latest updates from ECCC and other agencies.