Alert archive / Michigan / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 3, NWS Marquette, MI

July 10, 2019Baraga County, Marquette County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jul 10, 2019, 5:38 PM EDT for Baraga County, Marquette County, Michigan. It was in force for 37 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 10, 2019, 5:38 PM EDT (21:38 UTC)
Expired
Jul 10, 2019, 6:15 PM EDT
In force
37 min
Issued by
NWS Marquette, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Baraga County, MI, Marquette County, MI

The radar

The Marquette radar (KMQT), 36 km from the middle of the area, began a volume at 21:40 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, 9.6 hours before the alert went out and 245 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 2019-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 536 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2019-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.19395878Sfc1 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
536 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
892 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
127 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 10, 3:23 PM EDT, 2 hours 15 minutes earlier.

Area forecast discussion, Jul 10, 3:23 PM EDT, 2 hours 15 minutes before
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Hazardous weather outlook, Jul 10, 2:46 PM EDT, 2 hours 52 minutes before
Hazardous Weather Outlook
National Weather Service Marquette MI
246 PM EDT Wed Jul 10 2019

MIZ001>007-009>014-084-085-111900-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
246 PM EDT Wed Jul 10 2019 /146 PM CDT Wed Jul 10 2019/

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

.DAY ONE...Tonight

Thunderstorms are expected this evening and could be strong to
severe. Stronger storms could contain large hail, damaging wind,
and heavy rain.

There is a moderate swim risk for the Lake Michigan beaches of
Southern Schoolcraft County this evening.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

On Thursday, there is a moderate to high swim risk for the Lake
Superior beaches of Marquette and Alger counties, mainly east of
Marquette.

Thunderstorms are possible Friday and Friday night, and then
again early to middle parts of next week. A few storms on Friday
could be strong to severe, with large hail and damaging winds
being the primary hazards.

.SPOTTER INFORMATION STATEMENT...

This evening, spotters are encouraged to report any observed hail
or wind damage from thunderstorms to the National Weather Service
in Marquette. The public may also submit reports to the National
Weather Service via phone, on our website, or through Facebook or
Twitter.

LSZ162-240>251-263>267-111900-
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-
246 PM EDT Wed Jul 10 2019 /146 PM CDT Wed Jul 10 2019/

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

.DAY ONE...Tonight

Thunderstorms are possible this evening and tonight. Stronger
storms are especially possible over the east half of Lake
Superior. Stronger storms could contain frequent lightning, large
hail, heavy rainfall and damaging winds.

Areas of fog over northern parts of Lake Superior will shift
southeast as a cold front pushes across the area tonight. Fog
could be locally dense at times.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Areas of fog will linger into early parts of Thursday morning.

Thunderstorms are possible Friday and Friday night, and then
again early to middle parts of next week.

.SPOTTER INFORMATION STATEMENT...

This evening, spotters and boaters are encouraged to report any
observed hail or wind damage from thunderstorms to the National
Weather Service in Marquette. The public may also submit reports
to the National Weather Service via phone, on our website, or
through Facebook or Twitter.

LMZ221-248-250-111900-
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-
246 PM EDT Wed Jul 10 2019

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

.DAY ONE...Tonight

Thunderstorms are possible. Stronger storms could be severe with
frequent lightning, large hail, heavy rainfall and damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Thunderstorms are possible Friday and Friday night, and then
again early to middle parts of next week. A few storms on Friday
could be severe, with large hail and damaging winds being the
primary hazards.

.SPOTTER INFORMATION STATEMENT...

This evening, spotters and boaters are encouraged to report any
observed hail or wind damage from thunderstorms to the National
Weather Service in Marquette. The public may also submit reports
to the National Weather Service via phone, on our website, or
through Facebook or Twitter.

Ritzman

In the hours before

Special weather statement, Jul 10, 5:11 PM EDT, 27 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 4:41 AM EDTSmall Craft AdvisoryMQT17 hr
Jul 10, 3:27 PM EDTSpecial Marine WarningMQT33 min
Jul 10, 4:08 PM EDTSmall Craft AdvisoryMQT28 hr
Jul 10, 4:27 PM EDTSpecial Marine WarningMQT48 min
Jul 10, 5:11 PM EDTSpecial Weather StatementMQTBaraga49 min
Jul 10, 5:34 PM EDTSpecial Marine WarningMQT41 min
Jul 10, 5:43 PM EDTSpecial Marine WarningMQT40 min
Jul 10, 5:54 PM EDTSpecial Marine WarningMQT66 min
Jul 10, 6:05 PM EDTSpecial Weather StatementMQTMarquette25 min
Jul 10, 6:13 PM EDTSpecial Marine WarningMQT62 min
Jul 10, 6:17 PM EDTSpecial Weather StatementMQTMarquette43 min
Jul 10, 6:22 PM EDTSpecial Weather StatementMQTAlger23 min
Jul 10, 6:26 PM EDTSpecial Marine WarningMQT49 min
Jul 10, 6:32 PM EDTSpecial Marine WarningMQT58 min
Jul 10, 6:53 PM EDTSpecial Weather StatementMQTAlger52 min
Jul 10, 6:58 PM EDTSpecial Marine WarningMQT47 min
Jul 10, 7:35 PM EDTSpecial Weather StatementMQTLuce40 min
Jul 10, 7:36 PM EDTSpecial Marine WarningMQT54 min
Jul 10, 7:51 PM EDTSpecial Marine WarningMQT84 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.