Alert archive / Michigan / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 21, NWS Marquette, MI

June 10, 2021Houghton County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jun 10, 2021, 6:37 PM EDT for Houghton County, Michigan. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 10, 2021, 6:37 PM EDT (22:37 UTC)
Expired
Jun 10, 2021, 7:00 PM EDT
In force
23 min
Issued by
NWS Marquette, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Houghton County, MI

The radar

The Marquette radar (KMQT), 88 km from the middle of the area, began a volume at 22:40 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.6 hours before the alert went out and 276 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2021-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 83 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2021-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
83 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
14 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

349 
WUUS53 KMQT 102237
SVRMQT
MIC061-102300-
/O.NEW.KMQT.SV.W.0021.210610T2237Z-210610T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Marquette MI
637 PM EDT Thu Jun 10 2021

The National Weather Service in Marquette has issued a

* Severe Thunderstorm Warning for...
  Central Houghton County in western Upper Michigan...

* Until 700 PM EDT.

* At 637 PM EDT, a severe thunderstorm was located near Chassell, or
  10 miles south of Houghton, moving southeast at 20 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will be near...
  The Lower Entrance of Portage Canal around 655 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4698 8842 4694 8846 4694 8855 4688 8855
      4687 8856 4694 8873 4704 8862
TIME...MOT...LOC 2237Z 299DEG 19KT 4696 8861 

HAIL...1.00IN
WIND...60MPH
 
$$

JLB

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 6:56 AM EDTSpecial Weather StatementMQTHoughton, Ontonagon49 min
Jun 10, 2:29 PM EDTSpecial Weather StatementMQTGogebic31 min
Jun 10, 2:38 PM EDTSevere Thunderstorm WarningMQTGogebic37 min
Jun 10, 3:14 PM EDTSevere Thunderstorm WarningMQTGogebic, Ontonagon31 min
Jun 10, 3:30 PM EDTSevere Thunderstorm WarningMQTOntonagon30 min
Jun 10, 3:37 PM EDTSevere Thunderstorm WarningMQTGogebic23 min
Jun 10, 3:46 PM EDTSevere Thunderstorm WarningMQTOntonagon29 min
Jun 10, 3:50 PM EDTSpecial Marine WarningMQT25 min
Jun 10, 4:56 PM EDTSpecial Weather StatementMQTHoughton34 min
Jun 10, 5:03 PM EDTSpecial Marine WarningMQT27 min
Jun 10, 5:12 PM EDTSevere Thunderstorm WarningMQTGogebic48 min
Jun 10, 5:32 PM EDTSevere Thunderstorm WarningMQTBaraga, Houghton13 min
Jun 10, 5:34 PM EDTSpecial Marine WarningMQT26 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2021Every severe thunderstorm warning in 2021

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.