Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 45, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Aug 28, 2021, 12:49 AM EDT for 4 counties in Michigan. It was in force for 56 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, 12:49 AM EDT (04:49 UTC)
- Expired
- Aug 28, 2021, 1:45 AM EDT
- In force
- 56 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, Wexford County, MI
The radar
The NCL Michigan radar (KAPX), 97 km from the middle of the area, began a volume at 04:48 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, 4.8 hours before the alert went out and 186 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.
728
WUUS53 KAPX 280449
SVRAPX
MIC019-055-101-165-280545-
/O.NEW.KAPX.SV.W.0045.210828T0449Z-210828T0545Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
1249 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...
Grand Traverse County in northern Michigan...
Eastern Manistee County in northern Michigan...
* Until 145 AM EDT.
* At 1248 AM EDT, severe thunderstorms were located along a line
extending from Bendon to near Free Soil, moving east at 30 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...
Interlochen, Interlochen State Park, Bendon and Karlin around 1255
AM EDT.
Grawn around 105 AM EDT.
Other locations in the path of these severe thunderstorms include
Hannah, Traverse City, Kingsley, Spider Lake, Hoxeyville and Fife
Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4471 8584 4474 8535 4417 8534 4416 8596
4418 8621
TIME...MOT...LOC 0448Z 268DEG 25KT 4465 8583 4417 8613
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JSL1 follow-up statement
092
WWUS53 KAPX 280531
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
131 AM EDT Sat Aug 28 2021
MIC019-280540-
/O.CAN.KAPX.SV.W.0045.000000T0000Z-210828T0545Z/
Benzie MI-
131 AM EDT Sat Aug 28 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENZIE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 4444 8562 4474 8535 4417 8534 4416 8596
4418 8621 4441 8586
TIME...MOT...LOC 0530Z 268DEG 25KT 4466 8547 4418 8577
$$
MIC055-101-165-280545-
/O.CON.KAPX.SV.W.0045.000000T0000Z-210828T0545Z/
Wexford MI-Grand Traverse MI-Manistee MI-
131 AM EDT Sat Aug 28 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 AM EDT
FOR WEXFORD...SOUTHEASTERN GRAND TRAVERSE AND SOUTHEASTERN MANISTEE
COUNTIES...
At 130 AM EDT, severe thunderstorms were located along a line
extending from Spider Lake to near Hoxeyville, moving east at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Fife Lake, Boon, Mitchell State Park and Cadillac.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4444 8562 4474 8535 4417 8534 4416 8596
4418 8621 4441 8586
TIME...MOT...LOC 0530Z 268DEG 25KT 4466 8547 4418 8577
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, 12:51 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, 4:15 AM EDT | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Kalkaska, Manistee, Missaukee, Wexford | 60 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.