Alert archive / Michigan / Special Weather Statements in 2021
Special Weather Statement, NWS Gaylord, MI
NWS Gaylord, MI issued this special weather statement at Aug 9, 2021, 3:55 PM EDT for Emmet County, Michigan. It was in force for 50 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 9, 2021, 3:55 PM EDT (19:55 UTC)
- Expired
- Aug 9, 2021, 4:45 PM EDT
- In force
- 50 min
- Issued by
- NWS Gaylord, MI
- Hail
- 0.50 in
- Wind
- 30
County Emmet County, MI
The radar
The NCL Michigan radar (KAPX), 56 km from the middle of the area, began a volume at 19:55 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
Alpena, MI (KAPX), launched 12:00Z, 7.9 hours before the alert went out and 213 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
- 86 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
495
WWUS83 KAPX 091955
SPSAPX
Special Weather Statement
National Weather Service Gaylord MI
355 PM EDT Mon Aug 9 2021
MIZ016-099-092045-
Emmet MI-Charlevoix MI-
355 PM EDT Mon Aug 9 2021
...A strong thunderstorm will impact portions of southwestern Emmet
and southeastern Charlevoix Counties through 445 PM EDT...
At 354 PM EDT, Doppler radar was tracking a strong thunderstorm over
Wildwood, or near Boyne City, moving north at 25 mph.
HAZARD...Winds in excess of 30 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
This strong thunderstorm will be near...
Petoskey around 410 PM EDT.
Other locations in the path of this storm include Bay View, Petoskey
State Park, Bayshore, Conway, Oden and Harbor Springs.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4540 8515 4540 8505 4543 8510 4545 8512
4546 8482 4520 8482 4520 8522 4521 8523
4521 8525
TIME...MOT...LOC 1954Z 174DEG 21KT 4527 8496
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 2:24 PM EDT | Special Weather Statement | APX | Ogemaw | 51 min |
| Aug 9, 3:26 PM EDT | Special Weather Statement | APX | Oscoda | 34 min |
| Aug 9, 4:19 PM EDT | Special Weather Statement | APX | Antrim | 41 min |
| Aug 9, 4:54 PM EDT | Special Weather Statement | APX | Mackinac | 51 min |
Nearby
Special Weather Statements in Michigan, 2021Every special weather statement 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.