Alert archive / Michigan / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 9, NWS Marquette, MI

July 15, 2019Keweenaw County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jul 15, 2019, 7:09 PM EDT for Keweenaw County, Michigan. It was in force for 36 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 15, 2019, 7:09 PM EDT (23:09 UTC)
Expired
Jul 15, 2019, 7:45 PM EDT
In force
36 min
Issued by
NWS Marquette, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Keweenaw County, MI

The radar

The Marquette radar (KMQT), 98 km from the middle of the area, began a volume at 23:12 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.

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 15, 4:34 PM EDT, 2 hours 35 minutes earlier.

Area forecast discussion, Jul 15, 4:34 PM EDT, 2 hours 35 minutes before
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Hazardous weather outlook, Jul 15, 4:59 PM EDT, 2 hours 10 minutes before
Hazardous Weather Outlook
National Weather Service Marquette MI
459 PM EDT Mon Jul 15 2019

MIZ001>007-009>014-084-085-162100-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
459 PM EDT Mon Jul 15 2019 /359 PM CDT Mon Jul 15 2019/

This Hazardous Weather Outlook is for portions of western Upper
Michigan and central Upper Michigan.

.DAY ONE...Tonight

Numerous thunderstorms are expected tonight. The thunderstorms
will be capable of producing locally heavy rainfall and gusty
winds, with isolated strong, damaging winds possible.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are possible Tuesday across Upper Michigan and
Tuesday night over south central and eastern Upper Michigan. More
thunderstorms are likely Wednesday night and Thursday, and there
is another chance of thunderstorms this weekend. Any thunderstorms
will be capable of producing locally heavy rainfall.

There is a high swim risk for the Lake Michigan beaches on
Tuesday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report any hail, strong winds,
or wind damage to the National Weather Service through Facebook,
Twitter, or on our website at weather.gov/mqt.

LSZ162-240>251-263>267-162100-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
Lake Superior from Saxon Harbor WI to Upper Entrance to Portage
Canal MI 5NM off shore to the US/Canadian border including Isle
Royale National Park-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
459 PM EDT Mon Jul 15 2019 /359 PM CDT Mon Jul 15 2019/

This Hazardous Weather Outlook is for portions of Eastern Lake
Superior...Central Lake Superior and Western Lake Superior.

.DAY ONE...Tonight

Numerous thunderstorms are expected tonight. The thunderstorms
will be capable of producing locally heavy rainfall and gusty
winds. Where rainfall occurs locally dense fog may develop.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are possible Tuesday across eastern Lake Superior.
More thunderstorms are expected Wednesday night and Thursday, and
there is another chance of thunderstorms this weekend. Any
thunderstorms will be capable of producing locally gusty winds.

Areas of fog are likely across Lake Superior Tuesday through
Thursday. Some fog may be locally dense.

.SPOTTER INFORMATION STATEMENT...

The need for weather spotter reports is not anticipated at this
time.

LMZ221-248-250-162100-
Green Bay North of line from Cedar River MI to Rock Island
Passage-Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
459 PM EDT Mon Jul 15 2019

This Hazardous Weather Outlook is for portions of Northern Lake
Michigan.

.DAY ONE...Tonight

Numerous thunderstorms are expected tonight. The thunderstorms
will be capable of producing locally heavy rainfall and gusty
winds. Where rainfall occurs locally dense fog may develop.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Thunderstorms are possible Tuesday and Tuesday night. More
thunderstorms are likely Wednesday night and Thursday, and there
is another chance of thunderstorms this weekend. Any thunderstorms
will be capable of producing locally gusty winds.

Some locally dense fog is possible Wednesday night and Thursday.

.SPOTTER INFORMATION STATEMENT...

The need for weather spotter reports is not anticipated at this
time.

RJC

In the hours before

Special weather statement, Jul 15, 5:08 PM EDT, 2 hours 1 minute before
Special Weather Statement
National Weather Service Marquette MI
408 PM CDT Mon Jul 15 2019

MIZ011-012-152200-
Menominee MI-Dickinson MI-
408 PM CDT Mon Jul 15 2019

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN DICKINSON AND MENOMINEE
COUNTIES UNTIL 500 PM CDT...

At 406 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Goodman to 6 miles southeast of Pound.
Movement was east at 30 mph.

Pea sized hail and winds in excess of 40 mph will be possible with
these storms.

Locations impacted include...
Menominee, Iron Mountain, Kingsford, Norway, Stephenson, Powers,
Cedar River, Hermansville, Bagley, Daggett, Faithorn, Carney,
Quinnesec, Swanson and Ingalls.

LAT...LON 4511 8766 4519 8774 4537 8766 4539 8770
      4535 8776 4535 8789 4550 8779 4556 8783
      4557 8779 4561 8778 4566 8783 4568 8778
      4575 8788 4579 8800 4578 8809 4581 8812
      4591 8767 4541 8732 4516 8759 4509 8760
TIME...MOT...LOC 2106Z 258DEG 26KT 4567 8840 4503 8794

JLB
Special weather statement, Jul 15, 6:41 PM EDT, 28 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 11:15 PM EDTSpecial Marine WarningMQT26 min
Jul 15, 5:04 AM EDTSpecial Weather StatementMQTIron26 min
Jul 15, 10:38 AM EDTMarine Dense Fog AdvisoryMQT9 hr
Jul 15, 5:08 PM EDTSpecial Weather StatementMQTMenominee52 min
Jul 15, 5:51 PM EDTSpecial Marine WarningMQT54 min
Jul 15, 6:27 PM EDTSpecial Marine WarningMQT63 min
Jul 15, 6:33 PM EDTSpecial Marine WarningMQT57 min
Jul 15, 6:41 PM EDTSpecial Weather StatementMQTIron34 min
Jul 15, 6:51 PM EDTSpecial Marine WarningMQT24 min
Jul 15, 6:52 PM EDTSpecial Marine WarningMQT2 min
Jul 15, 7:10 PM EDTSpecial Marine WarningMQT35 min
Jul 15, 7:16 PM EDTSpecial Marine WarningMQT59 min
Jul 15, 7:30 PM EDTSpecial Weather StatementMQTKeweenaw45 min
Jul 15, 7:40 PM EDTSevere Thunderstorm WarningMQTGogebic, Ontonagon50 min
Jul 15, 7:44 PM EDTSpecial Weather StatementMQTHoughton, Ontonagon46 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2019Every severe thunderstorm warning in 2019

Sources

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