Alert archive / Michigan / Special Weather Statements in 2021
Special Weather Statement, NWS Marquette, MI
NWS Marquette, MI issued this special weather statement at Jun 24, 2021, 5:32 AM EDT for Ontonagon 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 outline as issued.
The facts
- Issued
- Jun 24, 2021, 5:32 AM EDT (09:32 UTC)
- Expired
- Jun 24, 2021, 6:15 AM EDT
- In force
- 43 min
- Issued by
- NWS Marquette, MI
County Ontonagon County, MI
The radar
The Marquette radar (KMQT), 123 km from the middle of the area, began a volume at 09:35 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
International Fa, MN (KINL), launched 00:00Z, 9.5 hours before the alert went out and 386 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.
- Mixed-layer CAPE
- 230 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 2027 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 295 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Jun 24, 4:55 AM EDT, 37 minutes earlier.
Area forecast discussion, Jun 24, 4:55 AM EDT, 37 minutes before
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Hazardous Weather Outlook National Weather Service Marquette MI 356 PM EDT Wed Jun 23 2021 MIZ001>007-009>014-084-085-241200- Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce- Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft- Southern Houghton-Northern Schoolcraft- 356 PM EDT Wed Jun 23 2021 /256 PM CDT Wed Jun 23 2021/ This Hazardous Weather Outlook is for portions of western Upper Michigan and central Upper Michigan. .DAY ONE...Tonight Thunderstorms are possible late tonight. Some of the storms could be strong to severe and produce high winds and large hail. Waves on Lake Michigan building to around 6 feet into tonight could lead to minor beach erosion and localized lakeshore flooding for the Schoolcraft County shoreline east of Manistique. There will also be a high swim risk for southern Schoolcraft County this evening. There is a Beach Hazards Statement in effect. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday High swim risk will continue for the Lake Michigan beaches of Schoolcraft county on Thursday. See the latest beach hazards statement for further details. Thunderstorms are possible Thursday into Friday night. Some of the storms Thursday could be strong and produce high winds and large hail. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. LSZ162-240>251-263>267-241200- 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- 356 PM EDT Wed Jun 23 2021 /256 PM CDT Wed Jun 23 2021/ This Hazardous Weather Outlook is for portions of Eastern Lake Superior...Central Lake Superior and Western Lake Superior. .DAY ONE...Tonight Thunderstorms are possible late tonight. Strong to severe storms with large hail are possible over western Lake Superior .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Thunderstorms are again possible Thursday into Friday, mainly over the southeast portion of the lake. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. LMZ221-248-250-241200- 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- 356 PM EDT Wed Jun 23 2021 This Hazardous Weather Outlook is for portions of Northern Lake Michigan. .DAY ONE...Tonight Thunderstorms are possible late tonight. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Thunderstorms are again possible Thursday through Friday. Some storms could be severe on Thursday and produce large hail and strong gusty winds. .SPOTTER INFORMATION STATEMENT... The need for weather spotter reports is not anticipated at this time. 07
In the hours before
Special weather statement, Jun 24, 5:00 AM EDT, 32 minutes before
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Special Weather Statement
National Weather Service Marquette MI
532 AM EDT Thu Jun 24 2021
MIZ002-004-009-010-084-241015-
Ontonagon MI-Baraga MI-Gogebic MI-Southern Houghton MI-Iron MI-
532 AM EDT Thu Jun 24 2021
...SPECIAL WEATHER STATEMENT...
At 531 AM EDT/431 AM CDT/, Doppler radar was tracking strong
thunderstorms along a line extending from 8 miles southwest of Nisula
to near Paulding to 8 miles southeast of Marenisco. Movement was
southeast at 40 mph.
Pea size hail and winds in excess of 30 mph will be possible with
these storms.
Locations impacted include...
Marenisco, Watersmeet, Covington, Rockland, Bruce Crossing, Paulding,
Alberta, Kenton, Mass City, Nisula, Sidnaw, U.S. 141 between
Covington and Amasa, Greenland, Norwich, Canyon Falls, Tamarack Lake,
Trout Creek, Presque Isle Reservoir, Pomeroy Lake and Lake Gogebic
State Park.
LAT...LON 4655 8960 4688 8901 4685 8893 4681 8892
4681 8879 4666 8835 4620 8860 4611 8902
4615 8912 4628 8983 4636 9004
TIME...MOT...LOC 0931Z 294DEG 35KT 4668 8892 4636 8912 4627 8962
JPThe office that day
Everything else NWS Marquette, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 3:48 AM EDT | Special Marine Warning | MQT | 42 min | |
| Jun 24, 5:00 AM EDT | Special Weather Statement | MQT | Gogebic, Ontonagon | 30 min |
| Jun 24, 6:34 AM EDT | Special Weather Statement | MQT | Marquette | 26 min |
| Jun 24, 6:45 AM EDT | Special Marine Warning | MQT | 60 min | |
| Jun 24, 7:25 AM EDT | Special Weather Statement | MQT | Alger | 35 min |
| Jun 24, 7:48 AM EDT | Special Weather Statement | MQT | Luce | 27 min |
| Jun 24, 8:05 AM EDT | Special Weather Statement | MQT | Menominee | 25 min |
| Jun 24, 8:18 AM EDT | Special Marine Warning | MQT | 27 min | |
| Jun 24, 8:19 AM EDT | Special Weather Statement | MQT | Luce, Schoolcraft | 26 min |
| Jun 24, 8:41 AM EDT | Special Marine Warning | MQT | 64 min | |
| Jun 24, 3:45 PM EDT | Small Craft Advisory | MQT | 4 hr |
Nearby
Special Weather Statements in Michigan, 2021Every special weather statement in 2021
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.