Alert archive / Wisconsin / Wind Advisories in 2021

Wind Advisory 7, NWS Milwaukee, WI

November 21, 20214 counties in Wisconsin

NWS Milwaukee, WI issued this wind advisory at Nov 21, 2021, 3:26 AM CST for 4 counties in Wisconsin. It took effect at Nov 21, 2021, 1:00 PM CST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Nov 21, 2021, 3:26 AM CST (09:26 UTC)
In effect from
Nov 21, 2021, 1:00 PM CST
Expired
Nov 21, 2021, 6:24 PM CST
In force
5 hr
Issued by
NWS Milwaukee, WI

Counties Fond du Lac County, WI, Ozaukee County, WI, Sheboygan County, WI, Washington County, WI

The radar

The Milwaukee radar (KMKX), 76 km from the middle of the area, began a volume at 09:29 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

Green Bay/Straub, WI (KGRB), launched 00:00Z, 9.4 hours before the alert went out and 101 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, Green Bay/Straub, WI at 00:00Z on 2021-11-21Temperature 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, Green Bay/Straub, WI at 00:00Z on 2021-11-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.19395878Sfc1 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
1434 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

350 
WWUS73 KMKX 210926
NPWMKX

URGENT - WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
326 AM CST Sun Nov 21 2021

WIZ051-052-059-060-211730-
/O.NEW.KMKX.WI.Y.0007.211121T1900Z-211122T0300Z/
Fond du Lac-Sheboygan-Washington-Ozaukee-
Including the cities of Fond Du Lac, Plymouth, Sheboygan Falls, 
Howards Grove, Oostburg, West Bend, Germantown, Hartford, Mequon,
Cedarburg, and Grafton
326 AM CST Sun Nov 21 2021

...WIND ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM CST
THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Fond du Lac, Sheboygan, Washington and Ozaukee 
  Counties.

* WHEN...From 1 PM this afternoon to 9 PM CST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
3 follow-up statements
141 
WWUS73 KMKX 211525
NPWMKX

URGENT - WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
925 AM CST Sun Nov 21 2021

WIZ051-052-059-060-212330-
/O.CON.KMKX.WI.Y.0007.211121T1900Z-211122T0300Z/
Fond du Lac-Sheboygan-Washington-Ozaukee-
Including the cities of Fond Du Lac, Plymouth, Sheboygan Falls, 
Howards Grove, Oostburg, West Bend, Germantown, Hartford, Mequon,
Cedarburg, and Grafton
925 AM CST Sun Nov 21 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
9 PM CST THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts up to 45 mph 
  expected.

* WHERE...Fond du Lac, Sheboygan, Washington and Ozaukee 
  Counties.

* WHEN...From 1 PM this afternoon to 9 PM CST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
106 
WWUS73 KMKX 212114
NPWMKX

URGENT - WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
314 PM CST Sun Nov 21 2021

WIZ051-052-059-060-220300-
/O.CON.KMKX.WI.Y.0007.000000T0000Z-211122T0300Z/
Fond du Lac-Sheboygan-Washington-Ozaukee-
Including the cities of Fond Du Lac, Plymouth, Sheboygan Falls, 
Howards Grove, Oostburg, West Bend, Germantown, Hartford, Mequon,
Cedarburg, and Grafton
314 PM CST Sun Nov 21 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING...

* WHAT...Northwest winds 20 to 30 mph with gusts of 45 to 50 mph 
  expected.

* WHERE...Fond du Lac, Sheboygan, Washington and Ozaukee 
  Counties.

* WHEN...From 1 PM this afternoon to 9 PM CST this evening.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
823 
WWUS73 KMKX 220024
NPWMKX

URGENT - WEATHER MESSAGE
National Weather Service Milwaukee/Sullivan WI
624 PM CST Sun Nov 21 2021

WIZ051-052-059-060-220130-
/O.CAN.KMKX.WI.Y.0007.000000T0000Z-211122T0300Z/
Fond du Lac-Sheboygan-Washington-Ozaukee-
Including the cities of Fond Du Lac, Plymouth, Sheboygan Falls, 
Howards Grove, Oostburg, West Bend, Germantown, Hartford, Mequon,
Cedarburg, and Grafton
624 PM CST Sun Nov 21 2021

...WIND ADVISORY IS CANCELLED...

While brisk northwest winds continue this evening, winds have
fallen below advisory criteria. Lingering gusts of 30 to 40 mph 
may still occur over the next 2 to 3 hours, especially for 
locations closer to Lake Michigan.

$$

Nearby

Wind Advisories in Wisconsin, 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.