Alert archive / Michigan / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 6, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jun 12, 2021, 6:44 PM EDT for Gladwin County, Roscommon County, Michigan. It was in force for 46 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 12, 2021, 6:44 PM EDT (22:44 UTC)
- Expired
- Jun 12, 2021, 7:30 PM EDT
- In force
- 46 min
- Issued by
- NWS Gaylord, MI
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 60.0 mph
Counties Gladwin County, MI, Roscommon County, MI
The radar
The NCL Michigan radar (KAPX), 92 km from the middle of the area, began a volume at 22:44 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 12, 6:45 PM EDT | HAIL 1.25 | 7 Ssw Houghton Lake, MI | TIME ESTIMATED FROM RADAR. |
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, 10.7 hours before the alert went out and 181 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
- 5 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 714 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
018
WUUS53 KAPX 122244
SVRAPX
MIC051-143-122330-
/O.NEW.KAPX.SV.W.0006.210612T2244Z-210612T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Gaylord MI
644 PM EDT Sat Jun 12 2021
The National Weather Service in Gaylord has issued a
* Severe Thunderstorm Warning for...
Northwestern Gladwin County in northern Michigan...
Southwestern Roscommon County in northern Michigan...
* Until 730 PM EDT.
* At 644 PM EDT, a severe thunderstorm was located over Roscommon
Township, or near Houghton Lake, moving southeast at 20 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Skeels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4398 8461 4416 8461 4416 8483 4423 8483
4411 8442 4397 8460
TIME...MOT...LOC 2244Z 315DEG 16KT 4421 8476
HAIL...2.00IN
WIND...60MPH
$$
Cornish2 follow-up statements
685
WWUS53 KAPX 122309
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
709 PM EDT Sat Jun 12 2021
MIC051-143-122330-
/O.CON.KAPX.SV.W.0006.000000T0000Z-210612T2330Z/
Gladwin MI-Roscommon MI-
709 PM EDT Sat Jun 12 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR NORTHWESTERN GLADWIN AND SOUTHWESTERN ROSCOMMON COUNTIES...
At 708 PM EDT, a severe thunderstorm was located near Skeels, or 11
miles south of Prudenville, moving southeast at 20 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Skeels.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4398 8461 4416 8461 4416 8483 4423 8483
4411 8442 4397 8460
TIME...MOT...LOC 2308Z 315DEG 16KT 4413 8465
HAIL...2.00IN
WIND...60MPH
$$
JZ255
WWUS53 KAPX 122325
SVSAPX
Severe Weather Statement
National Weather Service Gaylord MI
725 PM EDT Sat Jun 12 2021
MIC051-143-122334-
/O.EXP.KAPX.SV.W.0006.000000T0000Z-210612T2330Z/
Gladwin MI-Roscommon MI-
725 PM EDT Sat Jun 12 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN GLADWIN AND
SOUTHWESTERN ROSCOMMON COUNTIES WILL EXPIRE AT 730 PM EDT...
The storm which prompted the warning has moved out of portions of
the warned area. Therefore, the warning will be allowed to expire.
Remember, a Severe Thunderstorm Warning still remains in effect for
Gladwin county.
LAT...LON 4398 8461 4416 8461 4416 8483 4423 8483
4411 8442 4397 8460
TIME...MOT...LOC 2324Z 315DEG 16KT 4408 8458
$$
CornishThe office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 4:30 PM EDT | Special Weather Statement | APX | Ogemaw, Roscommon | 45 min |
| Jun 12, 6:18 PM EDT | Special Weather Statement | APX | Emmet | 42 min |
| Jun 12, 6:21 PM EDT | Severe Thunderstorm Warning | APX | Montmorency, Oscoda | 40 min |
| Jun 12, 6:29 PM EDT | Severe Thunderstorm Warning | APX | Gladwin, Roscommon | 48 min |
| Jun 12, 6:55 PM EDT | Severe Thunderstorm Warning | APX | Ogemaw, Roscommon | 31 min |
| Jun 12, 7:22 PM EDT | Severe Thunderstorm Warning | APX | Gladwin | 38 min |
| Jun 12, 7:24 PM EDT | Severe Thunderstorm Warning | APX | Alcona | 51 min |
| Jun 12, 7:55 PM EDT | Severe Thunderstorm Warning | APX | Gladwin | 24 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.