Alert archive / Michigan / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Gaylord, MI

June 11, 2021Gladwin County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jun 11, 2021, 3:47 PM EDT for Gladwin County, Michigan. It was in force for 43 min. 1 report 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: Jun 11, 2021, 3:47 PM EDT (19:47 UTC)
Expired: Jun 11, 2021, 4:30 PM EDT
In force: 43 min
Issued by: NWS Gaylord, MI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Gladwin County, MI

The radar

The NCL Michigan radar (KAPX), 115 km from the middle of the area, began a volume at 19:47 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
Jun 11, 4:10 PM EDT	TSTM WND DMG	7 Sse Winegars, MI	SEVERAL TREES DOWN ON MIDDLE RD REPORTED BY BAIT SHOP EMPLOYEE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 7.8 hours before the alert went out and 154 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 94 J/kg
Mixed-layer CIN: -126 J/kg
Mixed-layer LCL: 1136 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -20 m²/s²
0-3 km storm-relative helicity: -19 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

988 
WUUS53 KAPX 111947
SVRAPX
MIC051-112030-
/O.NEW.KAPX.SV.W.0003.210611T1947Z-210611T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
347 PM EDT Fri Jun 11 2021

The National Weather Service in Gaylord has issued a

* Severe Thunderstorm Warning for...
  Southern Gladwin County in northern Michigan...

* Until 430 PM EDT.

* At 347 PM EDT, a severe thunderstorm was located over Beaverton, or
  near Gladwin, moving southeast at 20 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.

* This severe thunderstorm will remain over mainly rural areas of
  southern Gladwin County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4398 8460 4401 8431 4383 8422 4383 8436
      4381 8437 4381 8460
TIME...MOT...LOC 1947Z 333DEG 19KT 4389 8445 

HAIL...1.00IN
WIND...60MPH
 
$$

adam

3 follow-up statements

654 
WWUS53 KAPX 111959
SVSAPX

Severe Weather Statement
National Weather Service Gaylord MI
359 PM EDT Fri Jun 11 2021

MIC051-112030-
/O.CON.KAPX.SV.W.0003.000000T0000Z-210611T2030Z/
Gladwin MI-
359 PM EDT Fri Jun 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR SOUTHERN GLADWIN COUNTY...

At 358 PM EDT, a severe thunderstorm was located near Winegars, or 9
miles southeast of Gladwin, moving southeast 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...
Gladwin, Beaverton, Wooden Shoe Village and Winegars. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4398 8460 4401 8431 4383 8422 4383 8436
      4381 8437 4381 8460
TIME...MOT...LOC 1958Z 313DEG 20KT 4389 8437 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

adam

695 
WWUS53 KAPX 112017
SVSAPX

Severe Weather Statement
National Weather Service Gaylord MI
417 PM EDT Fri Jun 11 2021

MIC051-112030-
/O.CON.KAPX.SV.W.0003.000000T0000Z-210611T2030Z/
Gladwin MI-
417 PM EDT Fri Jun 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR SOUTHERN GLADWIN COUNTY...

At 416 PM EDT, a severe thunderstorm was located near Edenville, or
11 miles north of Sanford, moving southeast at 20 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...
Gladwin, Beaverton and Winegars. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4397 8460 4398 8430 4383 8422 4383 8436
      4381 8437 4381 8460
TIME...MOT...LOC 2016Z 321DEG 17KT 4383 8432 

HAIL...1.00IN
WIND...60MPH
 
$$

adam

152 
WWUS53 KAPX 112026
SVSAPX

Severe Weather Statement
National Weather Service Gaylord MI
426 PM EDT Fri Jun 11 2021

MIC051-112035-
/O.EXP.KAPX.SV.W.0003.000000T0000Z-210611T2030Z/
Gladwin MI-
426 PM EDT Fri Jun 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN GLADWIN COUNTY WILL
EXPIRE AT 430 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Gaylord.

LAT...LON 4397 8460 4398 8430 4383 8422 4383 8436
      4381 8437 4381 8460
TIME...MOT...LOC 2025Z 333DEG 19KT 4379 8429 

$$

adam

The office that day

Everything else NWS Gaylord, MI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 11, 3:12 PM EDT	Special Weather Statement	APX	Gladwin	33 min
Jun 11, 3:19 PM EDT	Severe Thunderstorm Warning	APX	Gladwin	56 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2021 Every 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.