Alert archive / Michigan / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 5, NWS Marquette, MI

May 26, 2018Dickinson County, Marquette County, Menominee County, Michigan

NWS Marquette, MI issued this severe thunderstorm warning at May 26, 2018, 2:32 PM CDT for Dickinson County, Marquette County, Menominee County, Michigan. It was in force for 43 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
May 26, 2018, 2:32 PM CDT (19:32 UTC)
Expired
May 26, 2018, 3:15 PM CDT
In force
43 min
Issued by
NWS Marquette, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Dickinson County, MI, Marquette County, MI, Menominee County, MI

The radar

The Marquette radar (KMQT), 52 km from the middle of the area, began a volume at 19:31 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, 7.5 hours before the alert went out and 180 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 2018-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 28 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 2018-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 square meters per square second.193958Sfc1 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
28 J/kg
Mixed-layer CIN
-221 J/kg
Mixed-layer LCL
1394 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
67 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 May 26, 2:19 PM CDT, 13 minutes earlier.

Area forecast discussion, May 26, 2:19 PM CDT, 13 minutes before
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Hazardous weather outlook, May 26, 4:42 AM CDT, 9 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Marquette MI
542 AM EDT Sat May 26 2018

MIZ001>007-009>014-084-085-270945-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
542 AM EDT Sat May 26 2018 /442 AM CDT Sat May 26 2018/

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

.DAY ONE...Today and Tonight

Scattered thunderstorms are expected again mainly this afternoon.
A few storms could produce large hail and damaging winds. Locally
heavy rainfall will also be possible.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Isolated to scattered thunderstorms are possible at times Monday
through Thursday.

.SPOTTER INFORMATION STATEMENT...

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>267-270945-
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-
542 AM EDT Sat May 26 2018 /442 AM CDT Sat May 26 2018/

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

.DAY ONE...Today and Tonight

Isolated to scattered thunderstorms are expected.

Areas of fog, locally dense, is expected.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Isolated to scattered thunderstorms are possible at times Monday
through Thursday.

Fog, locally dense, will continue through Sunday.

.SPOTTER INFORMATION STATEMENT...

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

LMZ221-248-250-270945-
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-
542 AM EDT Sat May 26 2018

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

.DAY ONE...Today and Tonight

Scattered thunderstorms are expected mainly this afternoon. A few
storms could produce large hail and damaging winds.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Isolated to scattered thunderstorms are possible at times Monday
through Thursday.

.SPOTTER INFORMATION STATEMENT...

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

JLB

In the hours before

Local storm report, May 26, 12:02 PM CDT, 2 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
102 PM EDT SAT MAY 26 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1233 PM     HAIL             1 N NEGAUNEE            46.51N 87.61W
05/26/2018  M1.00 INCH       MARQUETTE          MI   PUBLIC

            QUARTER SIZED HAIL WAS OBSERVED A FEW BLOCKS
            JUST TO THE NORTH OF DOWNTOWN NEGAUNEE.

&&

JSS
Local storm report, May 26, 1:00 PM CDT, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
200 PM EDT SAT MAY 26 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0149 PM     HAIL             2 WSW GWINN             46.27N 87.48W
05/26/2018  E0.25 INCH       MARQUETTE          MI   PUBLIC

            PEA SIZED HAIL REPORTED NEAR THE
            INTERSECTION OF MARQUETTE COUNTY ROAD 557
            AND SHAG LAKE ROAD. REPORT VIA M-PING.

&&

JSS
Local storm report, May 26, 1:07 PM CDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
207 PM EDT SAT MAY 26 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     HAIL             4 NNW NEGAUNEE          46.56N 87.63W
05/26/2018  E1.00 INCH       MARQUETTE          MI   PUBLIC

            OBSERVED QUARTER SIZED HAIL JUST TO THE
            SOUTH OF THE DEAD RIVER BASIN NORTH OF
            NEGAUNEE. REPORT VIA SOCIAL MEDIA. DELAYED
            REPORT.

&&

JSS
Local storm report, May 26, 1:16 PM CDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
216 PM EDT SAT MAY 26 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1230 PM     HAIL             4 WSW TROWBRIDGE PARK   46.54N 87.51W
05/26/2018  E0.75 INCH       MARQUETTE          MI   PUBLIC

            DIME AND PENNY SIZED HAIL OBSERVED ALONG
            MIDWAY DRIVE AND MARQUETTE COUNTY ROAD 510.
            DELAYED REPORT VIA SOCIAL MEDIA.

&&

JSS
Special weather statement, May 26, 1:31 PM CDT, 1 hour 1 minute before
Special Weather Statement
National Weather Service Marquette MI
231 PM EDT SAT MAY 26 2018

MIZ005-010-011-261915-
Marquette MI-Iron MI-Dickinson MI-
231 PM EDT SAT MAY 26 2018

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL IRON...NORTHWESTERN
DICKINSON AND WEST CENTRAL MARQUETTE COUNTIES UNTIL 315 PM EDT/215 PM
CDT/...

At 231 PM EDT/131 PM CDT/, Doppler radar was tracking a strong
thunderstorm over Squaw Lake, or 16 miles northeast of Crystal Falls,
moving east at 15 mph.

Dime size hail and winds in excess of 40 mph will be possible with
this storm.

Locations impacted include...
Squaw Lake and Witch Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

Persons in campgrounds should consider seeking sturdy shelter until
this storm passes.

&&

LAT...LON 4621 8816 4630 8820 4640 8801 4621 8790
TIME...MOT...LOC 1831Z 249DEG 15KT 4629 8812

Beachler
Local storm report, May 26, 1:47 PM CDT, 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MARQUETTE MI
247 PM EDT SAT MAY 26 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0245 PM     HAIL             1 N ISHPEMING           46.51N 87.66W
05/26/2018  M0.88 INCH       MARQUETTE          MI   NWS EMPLOYEE

            DIME TO NICKEL SIZED HAIL OBSERVED JUST TO
            THE SOUTH OF AL QUALL RECREATIONAL AREA IN
            ISHPEMING.

&&

JSS

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 7:11 PM CDTSevere Thunderstorm WarningMQTDickinson, Marquette34 min
May 25, 7:19 PM CDTSpecial Weather StatementMQTDickinson41 min
May 25, 8:05 PM CDTSpecial Weather StatementMQTDickinson40 min
May 25, 8:25 PM CDTSpecial Weather StatementMQTMenominee50 min
May 25, 9:39 PM CDTSpecial Weather StatementMQTMarquette21 min
May 26, 5:18 AM CDTMarine Dense Fog AdvisoryMQT8 hr
May 26, 11:06 AM CDTSpecial Weather StatementMQTMarquette39 min
May 26, 11:08 AM CDTSpecial Marine WarningMQT67 min
May 26, 11:26 AM CDTSevere Thunderstorm WarningMQTMarquette49 min
May 26, 12:28 PM CDTSevere Thunderstorm WarningMQTDickinson, Marquette62 min
May 26, 1:25 PM CDTMarine Dense Fog AdvisoryMQT21 hr
May 26, 1:31 PM CDTSpecial Weather StatementMQTDickinson44 min
May 26, 1:47 PM CDTFlash Flood WarningMQTDickinson, Marquette3 hr
May 26, 2:46 PM CDTSpecial Weather StatementMQTBaraga44 min
May 26, 2:54 PM CDTSevere Thunderstorm WarningMQTBaraga, Marquette66 min
May 26, 3:13 PM CDTSevere Thunderstorm WarningMQTMenominee47 min
May 26, 3:45 PM CDTSevere Thunderstorm WarningMQTDelta, Menominee45 min
May 26, 3:49 PM CDTSevere Thunderstorm WarningMQTIron, Marquette26 min
May 26, 3:50 PM CDTSpecial Marine WarningMQT55 min
May 26, 4:01 PM CDTSpecial Weather StatementMQTMenominee29 min
May 26, 4:19 PM CDTSevere Thunderstorm WarningMQTDickinson, Menominee20 min
May 26, 4:21 PM CDTSpecial Weather StatementMQTDickinson39 min
May 26, 4:28 PM CDTSevere Thunderstorm WarningMQTDelta, Menominee47 min
May 26, 4:47 PM CDTSpecial Marine WarningMQT58 min
May 26, 5:11 PM CDTAreal Flood AdvisoryMQTDelta, Dickinson, Marquette, Menominee3 hr
May 26, 5:45 PM CDTSevere Thunderstorm WarningMQTMenominee45 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2018Every severe thunderstorm warning in 2018

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.