Alert archive / Michigan / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 38, NWS Marquette, MI

July 17, 2016Baraga County, Houghton County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jul 17, 2016, 4:06 PM EDT for Baraga County, Houghton County, Michigan. It was in force for 39 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: Jul 17, 2016, 4:06 PM EDT (20:06 UTC)
Expired: Jul 17, 2016, 4:45 PM EDT
In force: 39 min
Issued by: NWS Marquette, MI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Baraga County, MI, Houghton County, MI

The radar

The Marquette radar (KMQT), 81 km from the middle of the area, began a volume at 20:09 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, 8.1 hours before the alert went out and 265 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1056 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 194 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jul 17, 1:38 PM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Jul 17, 1:38 PM EDT, 2 hours 28 minutes before

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Hazardous weather outlook, Jul 17, 4:19 AM EDT, 11 hours 47 minutes before

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In the hours before

Special weather statement, Jul 17, 3:20 PM EDT, 46 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
320 PM EDT SUN JUL 17 2016

MIZ002-003-084-171945-
SOUTHERN HOUGHTON MI-ONTONAGON MI-HOUGHTON MI-
320 PM EDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN ONTONAGON AND WEST
CENTRAL HOUGHTON COUNTIES UNTIL 345 PM EDT...

AT 319 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES NORTHEAST OF MASS CITY...OR 17 MILES EAST OF ONTONAGON...MOVING
EAST AT 30 MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
WINONA AND TWIN LAKES.

LAT...LON 4697 8865 4685 8866 4685 8868 4676 8867
      4679 8903 4688 8905
TIME...MOT...LOC 1919Z 264DEG 25KT 4684 8895

KLUBER

Special weather statement, Jul 17, 3:43 PM EDT, 23 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
343 PM EDT SUN JUL 17 2016

MIZ003-004-084-172030-
SOUTHERN HOUGHTON MI-HOUGHTON MI-BARAGA MI-
343 PM EDT SUN JUL 17 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN BARAGA AND CENTRAL
HOUGHTON COUNTIES UNTIL 430 PM EDT...

AT 343 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
NISULA...OR 15 MILES NORTHWEST OF BARAGA...MOVING EAST AT 25 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BARAGA...KEWEENAW BAY...JACOBSVILLE...THE LOWER ENTRANCE OF PORTAGE
CANAL...ASSININS...TWIN LAKES...ARNHEIM...PELKIE AND TAPIOLA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4680 8887 4690 8887 4703 8836 4679 8845
TIME...MOT...LOC 1943Z 260DEG 23KT 4686 8879

KLUBER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 3:20 PM EDT	Special Weather Statement	MQT	Houghton	25 min
Jul 17, 3:43 PM EDT	Special Weather Statement	MQT	Houghton	47 min
Jul 17, 4:08 PM EDT	Special Marine Warning	MQT		67 min
Jul 17, 4:15 PM EDT	Special Marine Warning	MQT		60 min
Jul 17, 5:08 PM EDT	Special Weather Statement	MQT	Baraga	37 min
Jul 17, 5:13 PM EDT	Severe Thunderstorm Warning	MQT	Baraga	47 min
Jul 17, 5:14 PM EDT	Special Weather Statement	MQT	Gogebic	46 min
Jul 17, 5:15 PM EDT	Small Craft Advisory	MQT		4 hr
Jul 17, 5:30 PM EDT	Tornado Warning	MQT	Baraga	13 min
Jul 17, 5:42 PM EDT	Severe Thunderstorm Warning	MQT	Baraga, Marquette	33 min
Jul 17, 6:00 PM EDT	Tornado Warning	MQT	Marquette	30 min
Jul 17, 6:15 PM EDT	Special Weather Statement	MQT	Ontonagon	30 min
Jul 17, 6:29 PM EDT	Severe Thunderstorm Warning	MQT	Marquette	16 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2016 Every severe thunderstorm warning in 2016

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.