Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 16, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jul 14, 2021, 3:36 PM EDT for Chippewa County, Michigan. It was in force for 45 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
- Jul 14, 2021, 3:36 PM EDT (19:36 UTC)
- Expired
- Jul 14, 2021, 4:21 PM EDT
- In force
- 45 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
County Chippewa County, MI
The radar
The NCL Michigan radar (KAPX), 173 km from the middle of the area, began a volume at 19:36 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
Alpena, MI (KAPX), launched 12:00Z, 7.6 hours before the alert went out and 221 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
- 180 J/kg
- Mixed-layer CIN
- -63 J/kg
- Mixed-layer LCL
- 1237 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted.
090
WUUS53 KAPX 141936
SVRAPX
MIC033-142100-
/O.NEW.KAPX.SV.W.0016.210714T1936Z-210714T2100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
336 PM EDT Wed Jul 14 2021
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Central Chippewa County in eastern Michigan...
* Until 500 PM EDT.
* At 335 PM EDT, a severe thunderstorm was located near Strongs, or
16 miles south of Paradise, moving east at 15 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* Locations impacted include...
Bayview Campground, Raco, Point Iroquois, Bay Mills, Brimley,
Brimley State Park, Kinross and Dafter.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4653 8413 4651 8411 4641 8415 4633 8411
4614 8411 4630 8510 4651 8501 4652 8490
4649 8481 4653 8465 4646 8455 4645 8448
4651 8438 4649 8427 4653 8421
TIME...MOT...LOC 1935Z 277DEG 13KT 4640 8495
HAIL...1.00IN
WIND...<50MPH
$$
JSL2 follow-up statements
513
WWUS53 KAPX 142010
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
410 PM EDT Wed Jul 14 2021
MIC033-142100-
/O.CON.KAPX.SV.W.0016.000000T0000Z-210714T2100Z/
Chippewa MI-
410 PM EDT Wed Jul 14 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR CENTRAL CHIPPEWA COUNTY...
At 409 PM EDT, severe thunderstorms were located along a line
extending from 8 miles southeast of Sault Ste. Marie to Strongs,
moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Sault Ste. Marie, Point Iroquois, Kinross, Bay Mills, Dafter, Kelden,
Brimley State Park, Bayview Campground, Strongs, Brimley, Eckerman,
Donaldson, Raco, Barbeau, Munuscong, Sugar Island, and Kincheloe.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4651 8411 4641 8415 4633 8411 4618 8411
4630 8510 4651 8501 4652 8490 4649 8481
4653 8466 4646 8455 4645 8448 4651 8438
4649 8427 4653 8421 4653 8413
TIME...MOT...LOC 2009Z 261DEG 23KT 4641 8423 4635 8498
HAIL...1.00IN
WIND...60MPH
$$
JZ239
WWUS53 KAPX 142021
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
421 PM EDT Wed Jul 14 2021
MIC033-142030-
/O.CAN.KAPX.SV.W.0016.000000T0000Z-210714T2100Z/
Chippewa MI-
421 PM EDT Wed Jul 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CHIPPEWA COUNTY
IS CANCELLED...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled. However gusty winds and
heavy rainfall are still expected with these thunderstorms.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Gaylord.
LAT...LON 4651 8411 4641 8415 4633 8411 4618 8411
4630 8510 4651 8501 4652 8490 4649 8481
4653 8466 4646 8455 4645 8448 4651 8438
4649 8427 4653 8421 4653 8413
TIME...MOT...LOC 2018Z 277DEG 13KT 4641 8418 4635 8493
$$
JZThe office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 4:25 PM EDT | Small Craft Advisory | APX | 23 hr | |
| Jul 14, 6:06 PM EDT | Special Marine Warning | APX | 84 min | |
| Jul 14, 6:26 PM EDT | Special Marine Warning | APX | 94 min | |
| Jul 14, 6:43 PM EDT | Special Weather Statement | APX | Benzie, Grand Traverse, Manistee, Wexford | 92 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2021Every severe thunderstorm warning 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.