Alert archive / Michigan / Wind Advisories in 2021

Wind Advisory 5, NWS Detroit, MI

October 25, 20215 counties in Michigan

NWS Detroit, MI issued this wind advisory at Oct 25, 2021, 3:20 AM EDT for 5 counties in Michigan. It took effect at Oct 25, 2021, 10:00 AM EDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Oct 25, 2021, 3:20 AM EDT (07:20 UTC)
In effect from
Oct 25, 2021, 10:00 AM EDT
Expired
Oct 25, 2021, 8:47 PM EDT
In force
11 hr
Issued by
NWS Detroit, MI

Counties Bay County, MI, Huron County, MI, Saint Clair County, MI, Sanilac County, MI, Tuscola County, MI

The radar

The Detroit radar (KDTX), 94 km from the middle of the area, began a volume at 07:24 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

Detroit, MI (KDTX), launched 00:00Z, 7.3 hours before the alert went out and 90 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-pSkew-T log-p diagram, Detroit, MI at 00:00Z on 2021-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2021-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -62 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
898 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
-62 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

220 
WWUS73 KDTX 250720
NPWDTX

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
320 AM EDT Mon Oct 25 2021

MIZ048-049-054-055-063-252000-
/O.NEW.KDTX.WI.Y.0005.211025T1400Z-211026T0500Z/
Bay-Huron-Tuscola-Sanilac-St. Clair-
Including the cities of Bay City, Bad Axe, Caro, Sandusky, 
and Port Huron
320 AM EDT Mon Oct 25 2021

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 1 AM EDT
TUESDAY...

* WHAT...Northeast winds 15 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Along the Lake Huron and Saginaw Bay shorelines in Bay,
  Huron, Tuscola, Sanilac and St. Clair Counties.

* WHEN...From 10 AM this morning to 1 AM EDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Sustained northeast winds of 30 mph and
  wind gusts of up to 45 mph are expected at times along he Lake 
  Huron and Saginaw Bay shorelines. The strongest winds are 
  expected to occur within a few miles of the shore with weaker 
  winds inland.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
2 follow-up statements
387 
WWUS73 KDTX 251920
NPWDTX

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
320 PM EDT Mon Oct 25 2021

MIZ048-049-054-055-063-260500-
/O.CON.KDTX.WI.Y.0005.000000T0000Z-211026T0500Z/
Bay-Huron-Tuscola-Sanilac-St. Clair-
Including the cities of Bay City, Bad Axe, Caro, Sandusky, 
and Port Huron
320 PM EDT Mon Oct 25 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM EDT TUESDAY...

* WHAT...Northeast winds 15 to 25 mph with gusts up to 45 mph.

* WHERE...Bay, Huron, Sanilac, Tuscola and St. Clair Counties.

* WHEN...Until 1 AM EDT Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Sustained northeast winds of 30 mph and
  wind gusts of up to 45 mph are expected at times along the Lake
  Huron and Saginaw Bay shorelines. The strongest winds are 
  expected to occur within a few miles of the shore with weaker 
  winds inland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
997 
WWUS73 KDTX 260047
NPWDTX

URGENT - WEATHER MESSAGE
National Weather Service Detroit/Pontiac MI
847 PM EDT Mon Oct 25 2021

MIZ048-049-054-055-063-260200-
/O.CAN.KDTX.WI.Y.0005.000000T0000Z-211026T0500Z/
Bay-Huron-Tuscola-Sanilac-St. Clair-
Including the cities of Bay City, Bad Axe, Caro, Sandusky, 
and Port Huron
847 PM EDT Mon Oct 25 2021

...WIND ADVISORY IS CANCELLED...

Gusty northeast winds will persist through the night, with the 
strongest wind gusts largely confined to the immediate Lake Huron 
shoreline from Port Sanilac down to Port Huron. While a few gusts 
may approach 40 MPH in this region, most of the area will see wind
gusts below 25 MPH. Therefore the wind advisory has been 
cancelled. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 25, 4:12 AM EDTSmall Craft AdvisoryDTX52 hr

Nearby

Wind Advisories in Michigan, 2021Every wind advisory 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.