Marine Thunderstorm Wind in Lake St. Clair, April 5, 2023

Name: Marine Thunderstorm Wind in Lake St. Clair, April 5, 2023
Start: 2023-04-05T12:30
End: 2023-04-05T12:30
Location: Lake St. Clair

April 5, 2023 · NWS DTX · 1 event in 1 county or zone

A thunderstorm moving through Lake St. Clair produced a wind gust near 40 knots.

Where it happened

Every event with a place to put it. Tap one for its entry below.

Tornadoes
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Fire, smoke and dust
Marine and coastal
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The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS DTX wrote it up.

A thunderstorm moving through Lake St. Clair produced a wind gust near 40 knots.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Detroit, MI wrote its last area forecast discussion before the first event at Apr 5, 12:14 PM EST, 16 minutes earlier.

Area forecast discussion, Apr 5, 12:14 PM EST, 16 minutes before

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Hazardous weather outlook, Apr 5, 4:01 AM EST, 8 hours 29 minutes before

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In the hours before

Special weather statement, Apr 5, 8:30 AM EST, 4 hours before

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Special weather statement, Apr 5, 9:46 AM EST, 2 hours 44 minutes before

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Local storm report, Apr 5, 11:08 AM EST, 1 hour 22 minutes before

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Local storm report, Apr 5, 11:10 AM EST, 1 hour 20 minutes before

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Special weather statement, Apr 5, 11:33 AM EST, 57 minutes before

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Special weather statement, Apr 5, 12:00 PM EST, 30 minutes before

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The radar

The Detroit radar (KDTX), 54 km away, was scanning. The volume nearest the first event began at 17:29 UTC.

Open the radar archive at this moment

Event by event

1 marine thunderstorm wind. Local standard time, as filed.

Marine Thunderstorm Wind, Lake St Clair (U.S. Portion)

When: April 5, 12:30 PM EST
Where: Lake St Clair (U.S. Portion) forecast zone, 2.06 mi NNW of Metropolitan Beach
Measured: 39 kt (45 mph) measured gust
Reported by: ASOS
Coordinates: 42.607, -82.818

What these are

Marine Thunderstorm Wind: Thunderstorm winds of 34 knots or more over coastal or lake waters.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Lake St. Clair in 2023 Every state in 2023 This day in weather history

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1085712.