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, 2:24 PM EDT for Ogemaw County, Michigan. It was in force for 51 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, 2:24 PM EDT (18:24 UTC)
- Expired
- Aug 9, 2021, 3:15 PM EDT
- In force
- 51 min
- Issued by
- NWS Gaylord, MI
- Hail
- 0.00 in
- Wind
- 40
County Ogemaw County, MI
The radar
The NCL Michigan radar (KAPX), 71 km from the middle of the area, began a volume at 18:23 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, 6.4 hours before the alert went out and 153 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.
815
WWUS83 KAPX 091824
SPSAPX
Special Weather Statement
National Weather Service Gaylord MI
224 PM EDT Mon Aug 9 2021
MIZ029-035-091915-
Ogemaw MI-Oscoda MI-
224 PM EDT Mon Aug 9 2021
...A strong thunderstorm will impact portions of northern Ogemaw and
southern Oscoda Counties through 315 PM EDT...
At 223 PM EDT, Doppler radar was tracking a strong thunderstorm near
Rose City, or near West Branch, moving north at 40 mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
This strong thunderstorm will be near...
Rose City around 230 PM EDT.
Lupton and Rifle River State Park around 235 PM EDT.
Rose Township around 240 PM EDT.
Other locations in the path of this storm include Mack Lake.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4431 8433 4459 8430 4459 8398 4453 8388
4428 8389
TIME...MOT...LOC 1823Z 200DEG 33KT 4436 8417
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
$$The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 3:26 PM EDT | Special Weather Statement | APX | Oscoda | 34 min |
| Aug 9, 3:55 PM EDT | Special Weather Statement | APX | Emmet | 50 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.