Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 22, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Aug 10, 2021, 10:04 PM EDT for 5 counties in Michigan. It was in force for 41 min. 6 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
- Aug 10, 2021, 10:04 PM EDT (02:04 UTC)
- Expired
- Aug 10, 2021, 10:45 PM EDT
- In force
- 41 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Benzie County, MI, Grand Traverse County, MI, Leelanau County, MI, Manistee County, MI, Wexford County, MI
The radar
The NCL Michigan radar (KAPX), 93 km from the middle of the area, began a volume at 02:05 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 |
|---|---|---|---|
| Aug 10, 10:15 PM EDT | TSTM WND GST 46 | 2 Ene Elberta, MI | AWOS STATION KFKS FRANKFORT - DOW MEMORIAL FIELD. |
| Aug 10, 10:17 PM EDT | TSTM WND DMG | Empire, MI | TREES AND POWERLINES DOWN COUNTYWIDE BETWEEN APPROXIMATELY 1017 PM AND 1040 PM. |
| Aug 10, 10:27 PM EDT | TSTM WND DMG | Lake Ann, MI | TREES AND POWERLINES DOWN. |
| Aug 10, 10:37 PM EDT | TSTM WND DMG | 3 Sw Traverse City, MI | TREE DOWN ACROSS HARTMAN ROAD NEAR US-31. FROM TV 7/4. |
| Aug 10, 10:40 PM EDT | TSTM WND DMG | Traverse City, MI | WIDESPREAD TREE AND POWER LINE DAMAGE COUNTYWIDE BETWEEN APPROXIMATELY 1030 PM AND 1100 PM. |
| Aug 10, 10:45 PM EDT | HAIL 0.75 | 2 Sw Greilickville, MI | FROM TV 7/4. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 10, 8:38 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Alpena, MI (KAPX), launched 00:00Z, 2.1 hours before the alert went out and 276 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
- 579 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 1058 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
514
WUUS53 KAPX 110204
SVRAPX
MIC019-055-089-101-165-110245-
/O.NEW.KAPX.SV.W.0022.210811T0204Z-210811T0245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
1004 PM EDT Tue Aug 10 2021
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Leelanau County in northern Michigan...
Benzie County in northern Michigan...
Northwestern Wexford County in northern Michigan...
Grand Traverse County in northern Michigan...
Northeastern Manistee County in northern Michigan...
* Until 1045 PM EDT.
* At 1003 PM EDT, severe thunderstorms were located along a line
extending from Sleeping Bear Point to near Empire to near
Frankfort, moving east at 40 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Empire, Sleeping Bear Point, Glen Arbor, Glen Haven and
Burdickville around 1010 PM EDT.
Honor and Platte Township around 1015 PM EDT.
Beulah, Benzonia and Maple City around 1020 PM EDT.
Other locations in the path of these severe thunderstorms include
Cedar, Lake Ann, Bingham, Fouch, Bendon, Thompsonville, Interlochen,
Greilickville, Interlochen State Park, Copemish, Grawn, Mapleton,
Traverse City, Kingsley, Buckley, Hannah, Karlin, Traverse City State
Park, Williamsburg and Spider Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4477 8619 4478 8613 4488 8611 4495 8604
4494 8602 4499 8595 4488 8538 4483 8538
4481 8533 4466 8533 4458 8537 4439 8572
4460 8628 4463 8630 4471 8630
TIME...MOT...LOC 0203Z 287DEG 35KT 4493 8603 4476 8615 4465 8633
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Cornish1 follow-up statement
216
WWUS53 KAPX 110223
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
1023 PM EDT Tue Aug 10 2021
MIC019-055-089-101-165-110245-
/O.CON.KAPX.SV.W.0022.000000T0000Z-210811T0245Z/
Leelanau MI-Benzie MI-Wexford MI-Grand Traverse MI-Manistee MI-
1023 PM EDT Tue Aug 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT
FOR LEELANAU...BENZIE...NORTHWESTERN WEXFORD...GRAND TRAVERSE AND
NORTHEASTERN MANISTEE COUNTIES...
At 1022 PM EDT, severe thunderstorms were located along a line
extending from near Cedar to near Lake Ann to Benzonia, moving east
at 40 mph.
HAZARD...70 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Bingham, Cedar, Fouch, Bendon, Interlochen, Greilickville,
Copemish, Grawn, Interlochen State Park, Traverse City, Traverse
City State Park, Mapleton, Elk Rapids, Karlin, Hannah, Kingsley,
Williamsburg, Spider Lake, Sherman, Buckley and Mesick.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4477 8619 4478 8613 4488 8611 4495 8604
4494 8602 4499 8595 4488 8538 4483 8538
4481 8533 4466 8533 4458 8537 4439 8572
4460 8628 4463 8630 4471 8630
TIME...MOT...LOC 0222Z 286DEG 33KT 4488 8580 4471 8592 4460 8610
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.88 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
CornishThe office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 9:00 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 10, 9:44 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Charlevoix | 46 min |
| Aug 10, 10:30 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Kalkaska | 30 min |
| Aug 10, 10:45 PM EDT | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Kalkaska, Leelanau, Missaukee, Wexford | 45 min |
| Aug 10, 10:52 PM EDT | Flash Flood Warning | APX | Antrim, Grand Traverse | 3 hr |
| Aug 10, 10:58 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Crawford, Kalkaska, Otsego | 32 min |
| Aug 10, 11:24 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Crawford, Kalkaska, Otsego | 51 min |
| Aug 10, 11:28 PM EDT | Severe Thunderstorm Warning | APX | Crawford, Kalkaska, Missaukee, Roscommon | 32 min |
| Aug 11, 12:13 AM EDT | Flash Flood Warning | APX | Leelanau | 3 hr |
| Aug 11, 12:28 AM EDT | Severe Thunderstorm Warning | APX | Alcona, Arenac, Iosco, Ogemaw, Oscoda | 47 min |
| Aug 11, 12:31 AM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena, Montmorency, Oscoda, Presque Isle | 44 min |
| Aug 11, 12:37 AM EDT | Special Marine Warning | APX | 83 min | |
| Aug 11, 1:46 AM EDT | Areal Flood Warning | APX | Antrim, Grand Traverse | 3 hr |
| Aug 11, 4:12 AM EDT | Small Craft Advisory | APX | 16 hr | |
| Aug 11, 2:52 PM EDT | Special Marine Warning | APX | 53 min | |
| Aug 11, 2:59 PM EDT | Special Weather Statement | APX | Mackinac | 31 min |
| Aug 11, 3:11 PM EDT | Special Marine Warning | APX | 64 min | |
| Aug 11, 3:18 PM EDT | Special Weather Statement | APX | Chippewa | 42 min |
| Aug 11, 3:38 PM EDT | Special Marine Warning | APX | 52 min | |
| Aug 11, 3:47 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 43 min |
| Aug 11, 3:58 PM EDT | Special Marine Warning | APX | 92 min | |
| Aug 11, 4:11 PM EDT | Severe Thunderstorm Warning | APX | Chippewa, Mackinac | 49 min |
| Aug 11, 4:24 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 11, 4:54 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan | 51 min |
| Aug 11, 5:00 PM EDT | Severe Thunderstorm Warning | APX | Emmet | 18 min |
| Aug 11, 5:24 PM EDT | Severe Thunderstorm Warning | APX | Charlevoix, Cheboygan, Emmet | 36 min |
| Aug 11, 5:28 PM EDT | Special Marine Warning | APX | 2 hr | |
| Aug 11, 5:30 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Benzie, Grand Traverse, Kalkaska, Leelanau | 45 min |
| Aug 11, 5:43 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Emmet, Presque Isle | 47 min |
| Aug 11, 5:52 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Presque Isle | 38 min |
| Aug 11, 6:00 PM EDT | Severe Thunderstorm Warning | APX | Benzie, Leelanau | 30 min |
| Aug 11, 6:09 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Crawford, Kalkaska, Otsego | 35 min |
| Aug 11, 6:24 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Benzie, Grand Traverse, Kalkaska, Leelanau | 51 min |
| Aug 11, 6:26 PM EDT | Special Marine Warning | APX | 34 min | |
| Aug 11, 6:31 PM EDT | Severe Thunderstorm Warning | APX | Crawford, Montmorency, Oscoda, Otsego | 44 min |
| Aug 11, 6:58 PM EDT | Severe Thunderstorm Warning | APX | Alcona, Alpena, Presque Isle | 47 min |
| Aug 11, 7:26 PM EDT | Special Marine Warning | APX | 46 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.