Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 47, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Aug 28, 2021, 4:15 AM EDT for 6 counties in Michigan. It was in force for 60 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
- Aug 28, 2021, 4:15 AM EDT (08:15 UTC)
- Expired
- Aug 28, 2021, 5:15 AM EDT
- In force
- 60 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Benzie County, MI, Grand Traverse County, MI, Kalkaska County, MI, Manistee County, MI, Missaukee County, MI, Wexford County, MI
The radar
The NCL Michigan radar (KAPX), 98 km from the middle of the area, began a volume at 08:17 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, 8.3 hours before the alert went out and 189 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
- 552 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 179 m²/s²
- 0-3 km storm-relative helicity
- 278 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.6
The text
As transmitted.
027
WUUS53 KAPX 280815
SVRAPX
MIC019-055-079-101-113-165-280915-
/O.NEW.KAPX.SV.W.0047.210828T0815Z-210828T0915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
415 AM EDT Sat Aug 28 2021
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Southeastern Benzie County in northern Michigan...
Wexford County in northern Michigan...
Southern Grand Traverse County in northern Michigan...
Manistee County in northern Michigan...
Southwestern Kalkaska County in northern Michigan...
Western Missaukee County in northern Michigan...
* Until 515 AM EDT.
* At 414 AM EDT, severe thunderstorms were located along a line
extending from Beulah to Kaleva to near Free Soil, moving east at
50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated. At Blacker Airport in Manistee a wind
gust of 45 mph was observed.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Thompsonville, Copemish, Dublin and Wellston around 425 AM EDT.
Bendon around 430 AM EDT.
Other locations in the path of these severe thunderstorms include
Sherman, Mesick, Harrietta, Interlochen State Park, Yuma, Karlin,
Hoxeyville, Boon, Meauwataka, Hannah, Kingsley, Manton, Mitchell
State Park, Cadillac, Fife Lake and Jennings.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4436 8609 4465 8612 4464 8525 4441 8518
4416 8519 4417 8616
TIME...MOT...LOC 0814Z 265DEG 42KT 4463 8609 4437 8605 4417 8612
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$2 follow-up statements
382
WWUS53 KAPX 280842
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
442 AM EDT Sat Aug 28 2021
MIC019-055-079-101-113-165-280915-
/O.CON.KAPX.SV.W.0047.000000T0000Z-210828T0915Z/
Benzie MI-Wexford MI-Grand Traverse MI-Manistee MI-Kalkaska MI-
Missaukee MI-
442 AM EDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EDT
FOR SOUTHEASTERN BENZIE...WEXFORD...SOUTHERN GRAND TRAVERSE...EASTERN
MANISTEE...SOUTHWESTERN KALKASKA AND WESTERN MISSAUKEE COUNTIES...
At 441 AM EDT, severe thunderstorms were located along a line
extending from Grawn to near Sherman to Hoxeyville, moving east at 50
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Hannah, Kingsley, Boon, Meauwataka, Manton, Cadillac, Mitchell
State Park, Fife Lake, Jennings, Lake City, Mcbain, Lucas, South
Boardman and Morey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4440 8584 4464 8596 4464 8525 4441 8518
4416 8519 4419 8601
TIME...MOT...LOC 0841Z 270DEG 42KT 4465 8569 4439 8565 4419 8572
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$647
WWUS53 KAPX 280853
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
453 AM EDT Sat Aug 28 2021
MIC019-101-280902-
/O.CAN.KAPX.SV.W.0047.000000T0000Z-210828T0915Z/
Benzie MI-Manistee MI-
453 AM EDT Sat Aug 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENZIE AND
EASTERN MANISTEE COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 4437 8562 4462 8569 4464 8525 4441 8518
4416 8519 4418 8577
TIME...MOT...LOC 0852Z 265DEG 42KT 4466 8552 4440 8549 4420 8556
$$
MIC055-079-113-165-280915-
/O.CON.KAPX.SV.W.0047.000000T0000Z-210828T0915Z/
Wexford MI-Grand Traverse MI-Kalkaska MI-Missaukee MI-
453 AM EDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 AM EDT
FOR WEXFORD...SOUTHEASTERN GRAND TRAVERSE...SOUTHWESTERN KALKASKA AND
WESTERN MISSAUKEE COUNTIES...
At 452 AM EDT, severe thunderstorms were located along a line
extending from near Spider Lake to near Meauwataka to near Mitchell
State Park, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Cadillac, Lake City, Kingsley, Manton, Buckley, Boon, Mcbain, Fife
Lake, Meauwataka, Hannah, Lucas, Jennings, Hoxeyville, South
Boardman, Mitchell State Park and Morey.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4437 8562 4462 8569 4464 8525 4441 8518
4416 8519 4418 8577
TIME...MOT...LOC 0852Z 265DEG 42KT 4466 8552 4440 8549 4420 8556
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 12:49 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Manistee, Wexford | 56 min |
| Aug 28, 12:51 AM EDT | Flash Flood Warning | APX | Benzie | 3 hr |
| Aug 28, 1:08 AM EDT | Flash Flood Warning | APX | Grand Traverse | 3 hr |
| Aug 28, 1:40 AM EDT | Special Weather Statement | APX | Crawford, Kalkaska, Missaukee, Roscommon | 95 min |
| Aug 28, 3:42 AM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin, Missaukee, Ogemaw, Roscommon | 63 min |
| Aug 28, 2:07 PM EDT | Severe Thunderstorm Warning | APX | Kalkaska | 38 min |
| Aug 28, 2:59 PM EDT | Severe Thunderstorm Warning | APX | Crawford, Ogemaw, Oscoda, Roscommon | 46 min |
| Aug 28, 3:14 PM EDT | Special Marine Warning | APX | 89 min | |
| Aug 28, 3:18 PM EDT | Small Craft Advisory | APX | 29 hr | |
| Aug 28, 3:26 PM EDT | Beach Hazards Statement | APX | Benzie, Charlevoix, Emmet, Leelanau, Mackinac, Manistee | 29 hr |
| Aug 28, 3:57 PM EDT | Severe Thunderstorm Warning | APX | Presque Isle | 33 min |
| Aug 28, 4:01 PM EDT | Severe Thunderstorm Warning | APX | Alpena, Montmorency | 49 min |
| Aug 28, 4:17 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Iosco, Ogemaw, Oscoda | 43 min |
| Aug 28, 4:30 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 28, 4:52 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Iosco | 56 min |
| Aug 28, 5:05 PM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin, Iosco, Ogemaw | 55 min |
| Aug 28, 5:18 PM EDT | Special Marine Warning | APX | 117 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.