Alert archive / Michigan / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 1, NWS Marquette, MI

April 23, 2022Houghton County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Apr 23, 2022, 1:33 AM EDT for Houghton County, Michigan. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 23, 2022, 1:33 AM EDT (05:33 UTC)
Expired: Apr 23, 2022, 2:15 AM EDT
In force: 42 min
Issued by: NWS Marquette, MI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Houghton County, MI

The radar

The Marquette radar (KMQT), 98 km from the middle of the area, began a volume at 05:34 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 5.6 hours before the alert went out and 451 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 3 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 468 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 516 m²/s²
0-3 km storm-relative helicity: 778 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Marquette, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 22, 8:49 PM EDT, 4 hours 44 minutes earlier.

Area forecast discussion, Apr 22, 8:49 PM EDT, 4 hours 44 minutes before

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Hazardous weather outlook, Apr 22, 3:55 PM EDT, 9 hours 38 minutes before

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In the hours before

Special weather statement, Apr 23, 1:29 AM EDT, 4 minutes before

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The office that day

Everything else NWS Marquette, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 23, 1:29 AM EDT	Special Weather Statement	MQT	Houghton	46 min
Apr 23, 1:36 AM EDT	Special Marine Warning	MQT		54 min
Apr 23, 2:07 AM EDT	Severe Thunderstorm Warning	MQT	Alger, Marquette	23 min
Apr 23, 4:19 AM EDT	Small Craft Advisory	MQT		40 hr
Apr 23, 8:01 AM EDT	River Flood Advisory	MQT	Iron	48 hr
Apr 23, 8:36 AM EDT	Special Marine Warning	MQT		24 min
Apr 23, 8:39 AM EDT	Special Marine Warning	MQT		21 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2022 Every severe thunderstorm warning in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.