Alert archive / Michigan / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 8, NWS Marquette, MI

June 10, 20154 counties in Michigan

NWS Marquette, MI issued this severe thunderstorm warning at Jun 10, 2015, 1:34 AM EDT for 4 counties in Michigan. It was in force for 56 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: Jun 10, 2015, 1:34 AM EDT (05:34 UTC)
Expired: Jun 10, 2015, 2:30 AM EDT
In force: 56 min
Issued by: NWS Marquette, MI
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Baraga County, MI, Dickinson County, MI, Iron County, MI, Marquette County, MI

The radar

The Marquette radar (KMQT), 44 km from the middle of the area, began a volume at 05:37 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 00:00Z, 5.6 hours before the alert went out and 213 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: 23 J/kg
Mixed-layer CIN: -102 J/kg
Mixed-layer LCL: 1957 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 99 m²/s²
0-3 km storm-relative helicity: 238 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Jun 9, 9:28 PM EDT, 4 hours 6 minutes earlier.

Area forecast discussion, Jun 9, 9:28 PM EDT, 4 hours 6 minutes before

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Hazardous weather outlook, Jun 9, 3:54 PM EDT, 9 hours 40 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MARQUETTE MI
354 PM EDT TUE JUN 9 2015

MIZ001>007-009>014-084-085-101200-
KEWEENAW-ONTONAGON-NORTHERN HOUGHTON-BARAGA-MARQUETTE-ALGER-LUCE-
GOGEBIC-IRON-DICKINSON-MENOMINEE-DELTA-SOUTHERN SCHOOLCRAFT-
SOUTHERN HOUGHTON-NORTHERN SCHOOLCRAFT-
354 PM EDT TUE JUN 9 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN UPPER
MICHIGAN AND CENTRAL UPPER MICHIGAN.

.DAY ONE...TONIGHT

AFTER A SLIGHT CHANCE OF LATE AFTERNOON THUNDERSTORMS...
THUNDERSTORMS ARE LIKELY OVER ALL OF WEST AND CENTRAL UPPER MICHIGAN
TONIGHT. STRONG TO SEVERE STORMS ARE POSSIBLE THIS EVENING INTO THE
OVERNIGHT HOURS. STORM MOTIONS WILL BE MAINLY FROM THE WEST OR
NORTHWEST AROUND 40 MPH. THE PRIMARY HAZARDS WILL BE LARGE HAIL OF
QUARTER SIZED OR GREATER AND DAMAGING WIND GUSTS OVER 60 MPH. THE
THREAT OF THUNDERSTORMS SHOULD END LATE THIS EVENING AT IRONWOOD AND
HOUGHTON...AND VERY LATE TONIGHT AT NEWBERRY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

HEAVY RAIN IS POSSIBLE LATE THURSDAY NIGHT INTO FRIDAY MORNING OVER
SOUTH CENTRAL UPPER MICHIGAN.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO SUBMIT REPORTS OF HAIL...STRONG
WINDS...OR ANY WIND DAMAGE TO THE MARQUETTE NATIONAL WEATHER SERVICE.
THE PUBLIC MAY ALSO PROVIDE REPORTS THROUGH OUR WEB PAGE OR BY USING
OUR FACEBOOK AND TWITTER PAGES.

LSZ162-240>251-263>267-101200-
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-
354 PM EDT TUE JUN 9 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN LAKE
SUPERIOR...CENTRAL LAKE SUPERIOR AND WESTERN LAKE SUPERIOR.

.DAY ONE...TONIGHT

AFTER A SLIGHT CHANCE OF THUNDERSTORMS LATE THIS AFTERNOON OVER
WESTERN LAKE SUPERIOR...THUNDERSTORMS WILL BECOME LIKELY ACROSS ALL
OF LAKE SUPERIOR TONIGHT. STRONG TO SEVERE STORMS ARE POSSIBLE. IF
WIDESPREAD THUNDERSTORMS OCCUR...SEICHE ACTIVITY AND FLUCTUATING
WATER LEVELS WOULD BE POSSIBLE. THE THUNDERSTORM THREAT WILL END OVER
WESTERN LAKE SUPERIOR LATE THIS EVENING AND OVER FAR EASTERN LAKE
SUPERIOR LATE TONIGHT.

AREAS OF FOG MAY BE DENSE AT TIMES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

AREAS OF FOG MAY BE DENSE WEDNESDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO SUBMIT REPORTS OF HAIL...STRONG
WINDS...OR ANY WIND DAMAGE TO THE MARQUETTE NATIONAL WEATHER SERVICE.
THE PUBLIC MAY ALSO PROVIDE REPORTS THROUGH OUR WEB PAGE OR BY USING
OUR FACEBOOK AND TWITTER PAGES.

LMZ221-248-250-101200-
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-
354 PM EDT TUE JUN 9 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHERN LAKE
MICHIGAN.

.DAY ONE...TONIGHT

PATCHY FOG MAY BE DENSE AT TIMES.

AFTER A SLIGHT CHANCE OF THUNDERSTORMS THIS EVENING...A PERIOD OF
THUNDERSTORMS IS LIKELY OVERNIGHT. SOME STORMS COULD BE STRONG TO
SEVERE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

HEAVY RAIN IS POSSIBLE LATE THURSDAY NIGHT INTO FRIDAY AFTERNOON.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO SUBMIT REPORTS OF HAIL...STRONG
WINDS...OR ANY WIND DAMAGE TO THE MARQUETTE NATIONAL WEATHER SERVICE.
THE PUBLIC MAY ALSO PROVIDE REPORTS THROUGH OUR WEB PAGE OR BY USING
OUR FACEBOOK AND TWITTER PAGES.

KF

In the hours before

Special weather statement, Jun 9, 11:38 PM EDT, 1 hour 56 minutes before

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Special weather statement, Jun 10, 12:39 AM EDT, 55 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
1239 AM EDT WED JUN 10 2015

MIZ004-010-084-100545-
SOUTHERN HOUGHTON MI-IRON MI-BARAGA MI-
1239 AM EDT WED JUN 10 2015

...SIGNIFICANT WEATHER ADVISORY FOR BARAGA...IRON AND SOUTHERN
HOUGHTON COUNTIES UNTIL 145 AM EDT/1245 AM CDT/...

AT 1238 AM EDT /1138 PM CDT/...DOPPLER RADAR WAS TRACKING A LINE OF
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM ASSININS TO 6 MILES
SOUTH OF MARENISCO...AND MOVING EAST AT 45 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
IRON RIVER...BARAGA...L'ANSE...CRYSTAL FALLS...STAMBAUGH...
COVINGTON...ALBERTA...SIDNAW...KENTON...AMASA...U.S. 141 BETWEEN
COVINGTON AND AMASA...THREE LAKES...CASPIAN...GAASTRA...ALPHA...GIBBS
CITY...PAINT LAKE...WAY DAM...PEAVY FALLS DAM AND PELKIE.

LAT...LON 4599 8837 4599 8849 4602 8851 4602 8860
      4599 8862 4599 8866 4609 8899 4667 8899
      4668 8887 4672 8887 4686 8855 4685 8848
      4675 8848 4684 8838 4680 8805 4677 8805
      4676 8799 4668 8799 4668 8812 4592 8811
TIME...MOT...LOC 0438Z 286DEG 39KT 4681 8848 4629 8973

KC

Special weather statement, Jun 10, 1:02 AM EDT, 32 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MARQUETTE MI
102 AM EDT WED JUN 10 2015

MIZ005-100600-
MARQUETTE MI-
102 AM EDT WED JUN 10 2015

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL MARQUETTE COUNTY UNTIL
200 AM EDT...

AT 102 AM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 12
MILES NORTH OF MICHIGAMME...OR 20 MILES EAST OF L'ANSE...MOVING EAST
AT 50 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
MARQUETTE...ISHPEMING...PRESQUE ISLE...NEGAUNEE...MICHIGAMME...
CHAMPION...HARVEY...BIG BAY...K I SAWYER...TROWBRIDGE PARK...HALFWAY
VILLAGE...HURON RIVER POINT...WEST ISHPEMING...LAKE MICHIGAMME...
SANDS...SKANDIA...HUMBOLDT...NATIONAL MINE...THE 553 AND 480
CROSSROADS AND PALMER.

LAT...LON 4654 8812 4668 8812 4668 8799 4676 8799
      4677 8805 4691 8804 4691 8790 4686 8775
      4682 8771 4684 8768 4665 8751 4658 8739
      4659 8738 4653 8739 4651 8736 4649 8712
      4626 8721
TIME...MOT...LOC 0502Z 289DEG 43KT 4671 8803

KC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 12:06 AM EDT	Severe Thunderstorm Warning	MQT	Gogebic, Ontonagon	54 min
Jun 10, 12:39 AM EDT	Special Weather Statement	MQT	Baraga, Iron	66 min
Jun 10, 1:02 AM EDT	Special Weather Statement	MQT	Marquette	58 min
Jun 10, 1:56 AM EDT	Severe Thunderstorm Warning	MQT	Gogebic, Iron	52 min
Jun 10, 2:40 AM EDT	Special Weather Statement	MQT	Alger	65 min
Jun 10, 2:47 AM EDT	Special Weather Statement	MQT	Delta, Dickinson, Menominee	58 min
Jun 10, 2:59 AM EDT	Severe Thunderstorm Warning	MQT	Dickinson, Menominee	61 min
Jun 10, 4:21 AM EDT	Small Craft Advisory	MQT		17 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2015 Every severe thunderstorm warning in 2015

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.