Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 66, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Sep 7, 2021, 8:57 AM EDT for Benzie County, Grand Traverse County, Manistee County, Michigan. It was in force for 33 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 7, 2021, 8:57 AM EDT (12:57 UTC)
- Expired
- Sep 7, 2021, 9:30 AM EDT
- In force
- 33 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Benzie County, MI, Grand Traverse County, MI, Manistee County, MI
The radar
The NCL Michigan radar (KAPX), 126 km from the middle of the area, began a volume at 12:57 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 9:13 AM EDT | HAIL 0.75 | 1 E Beulah, MI | REPORT FROM MPING: DIME (0.75 IN.). |
| Sep 7, 9:13 AM EDT | HAIL 0.75 | 1 E Beulah, MI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 1.0 hours before the alert went out and 150 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
- 14 J/kg
- Mixed-layer CIN
- -216 J/kg
- Mixed-layer LCL
- 1012 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -120 m²/s²
- 0-3 km storm-relative helicity
- 35 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.1
The text
As transmitted.
168
WUUS53 KAPX 071257
SVRAPX
MIC019-055-101-071330-
/O.NEW.KAPX.SV.W.0066.210907T1257Z-210907T1330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
857 AM EDT Tue Sep 7 2021
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Benzie County in northern Michigan...
Western Grand Traverse County in northern Michigan...
Manistee County in northern Michigan...
* Until 930 AM EDT.
* At 857 AM EDT, severe thunderstorms were located along a line
extending from Frankfort to 13 miles northwest of Orchard Beach
State Park, moving east at 55 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.
* Severe thunderstorms will be near...
Frankfort and Elberta around 900 AM EDT.
Beulah and Benzonia around 905 AM EDT.
Honor, Pierport and Orchard Beach State Park around 910 AM EDT.
Thompsonville, Onekama, Bear Lake, Norwalk and Wildwood around 915
AM EDT.
Other locations in the path of these severe thunderstorms include
Bendon, Kaleva, Interlochen State Park, Karlin, Brethren and
Interlochen.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4437 8631 4456 8627 4458 8627 4466 8631
4469 8631 4472 8628 4465 8572 4422 8601
4429 8636
TIME...MOT...LOC 1257Z 276DEG 49KT 4464 8625 4439 8653
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Cornish1 follow-up statement
536
WWUS53 KAPX 071318
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
918 AM EDT Tue Sep 7 2021
MIC019-055-101-071330-
/O.CON.KAPX.SV.W.0066.000000T0000Z-210907T1330Z/
Benzie MI-Grand Traverse MI-Manistee MI-
918 AM EDT Tue Sep 7 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 AM EDT
FOR SOUTHERN BENZIE...WESTERN GRAND TRAVERSE AND CENTRAL MANISTEE
COUNTIES...
At 917 AM EDT, severe thunderstorms were located along a line
extending from near Honor to near Onekama, moving east at 50 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated. At 913 AM EDT, penny size hail was
reported 1 mile east of Beulah.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Thompsonville, Honor, Wildwood, Bear Lake, Bendon, Kaleva, Karlin,
Interlochen State Park, Interlochen and Brethren.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4446 8627 4454 8617 4461 8614 4469 8606
4465 8572 4422 8601 4429 8636
TIME...MOT...LOC 1317Z 278DEG 44KT 4462 8598 4437 8626
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
CornishThe office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 4:14 AM EDT | Beach Hazards Statement | APX | Alpena, Benzie, Charlevoix, Emmet, Leelanau, Mackinac and 1 more | 12 hr |
| Sep 7, 7:26 AM EDT | Special Marine Warning | APX | 2 hr | |
| Sep 7, 7:55 AM EDT | Special Marine Warning | APX | 95 min | |
| Sep 7, 8:26 AM EDT | Special Marine Warning | APX | 64 min | |
| Sep 7, 8:40 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Leelanau | 50 min |
| Sep 7, 9:25 AM EDT | Severe Thunderstorm Warning | APX | Antrim, Grand Traverse, Kalkaska | 50 min |
| Sep 7, 9:27 AM EDT | Special Marine Warning | APX | 33 min | |
| Sep 7, 9:29 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Kalkaska, Manistee, Missaukee, Wexford | 46 min |
| Sep 7, 10:26 AM EDT | Severe Thunderstorm Warning | APX | Missaukee, Wexford | 34 min |
| Sep 7, 10:49 AM EDT | Special Marine Warning | APX | 56 min | |
| Sep 7, 11:06 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Missaukee, Ogemaw, Oscoda, Roscommon | 24 min |
| Sep 7, 11:24 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Manistee | 51 min |
| Sep 7, 11:28 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Kalkaska | 47 min |
| Sep 7, 11:30 AM EDT | Severe Thunderstorm Warning | APX | Alcona, Crawford, Iosco, Ogemaw, Oscoda, Roscommon | 45 min |
| Sep 7, 11:56 AM EDT | Severe Thunderstorm Warning | APX | Manistee, Missaukee, Wexford | 34 min |
| Sep 7, 12:00 PM EDT | Severe Thunderstorm Warning | APX | Manistee | 30 min |
| Sep 7, 12:08 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Iosco, Ogemaw | 14 min |
| Sep 7, 12:28 PM EDT | Severe Thunderstorm Warning | APX | Missaukee, Roscommon, Wexford | 47 min |
| Sep 7, 1:09 PM EDT | Severe Thunderstorm Warning | APX | Iosco | 16 min |
| Sep 7, 1:10 PM EDT | Special Marine Warning | APX | 2 hr | |
| Sep 7, 1:29 PM EDT | Severe Thunderstorm Warning | APX | Wexford | 19 min |
| Sep 7, 1:31 PM EDT | Special Marine Warning | APX | 67 min | |
| Sep 7, 1:31 PM EDT | Severe Thunderstorm Warning | APX | Missaukee, Roscommon | 29 min |
| Sep 7, 1:37 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena, Iosco | 38 min |
| Sep 7, 1:47 PM EDT | Severe Thunderstorm Warning | APX | Iosco, Ogemaw | 58 min |
| Sep 7, 2:22 PM EDT | Severe Thunderstorm Warning | APX | Arenac, Gladwin, Iosco, Ogemaw | 53 min |
| Sep 7, 3:12 PM EDT | Special Marine Warning | APX | 70 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.