Alert archive / Michigan / Wind Advisories in 2021

Wind Advisory 7, NWS Marquette, MI

September 7, 2021Houghton County, Keweenaw County, Michigan

NWS Marquette, MI issued this wind advisory at Sep 7, 2021, 3:39 AM EDT for Houghton County, Keweenaw County, Michigan. It took effect at Sep 7, 2021, 2:00 PM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Sep 7, 2021, 3:39 AM EDT (07:39 UTC)
In effect from
Sep 7, 2021, 2:00 PM EDT
Expired
Sep 7, 2021, 8:49 PM EDT
In force
7 hr
Issued by
NWS Marquette, MI

Counties Houghton County, MI, Keweenaw County, MI

The radar

The Marquette radar (KMQT), 95 km from the middle of the area, began a volume at 07:42 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, 7.7 hours before the alert went out and 297 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 2021-09-07Temperature 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 2021-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
1568 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

910 
WWUS73 KMQT 070739
NPWMQT

URGENT - WEATHER MESSAGE
National Weather Service Marquette MI
339 AM EDT Tue Sep 7 2021

MIZ001-003-080200-
/O.NEW.KMQT.WI.Y.0007.210907T1800Z-210908T0200Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
339 AM EDT Tue Sep 7 2021

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 10 PM EDT
THIS EVENING...

* WHAT...West winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...Keweenaw and Northern Houghton Counties.

* WHEN...From 2 PM this afternoon to 10 PM EDT 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.

&&

$$
1 follow-up statement
926 
WWUS73 KMQT 080049
NPWMQT

URGENT - WEATHER MESSAGE
National Weather Service Marquette MI
849 PM EDT Tue Sep 7 2021

MIZ001-003-080200-
/O.CAN.KMQT.WI.Y.0007.000000T0000Z-210908T0200Z/
Keweenaw-Northern Houghton-
Including the cities of Copper Harbor, Houghton, and Hancock
849 PM EDT Tue Sep 7 2021

...WIND ADVISORY IS CANCELLED...

Winds have died down over the Keweenaw Peninsula this evening.
While winds will be come gusty again at times during the 
overnight hours, these gusts will remain below 35 mph.

$$

RJT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 2:58 AM EDTSpecial Weather StatementMQTGogebic, Ontonagon32 min
Sep 7, 3:15 AM EDTSpecial Marine WarningMQT45 min
Sep 7, 3:25 AM EDTSpecial Weather StatementMQTGogebic, Ontonagon35 min
Sep 7, 3:58 AM EDTSpecial Weather StatementMQTHoughton32 min
Sep 7, 4:10 AM EDTSpecial Marine WarningMQT50 min
Sep 7, 4:17 AM EDTSmall Craft AdvisoryMQT10 hr
Sep 7, 4:20 AM EDTSevere Thunderstorm WarningMQTBaraga25 min
Sep 7, 4:25 AM EDTSpecial Weather StatementMQTIron35 min
Sep 7, 4:44 AM EDTSevere Thunderstorm WarningMQTBaraga, Marquette46 min
Sep 7, 4:49 AM EDTSpecial Marine WarningMQT41 min
Sep 7, 4:53 AM EDTBeach Hazards StatementMQTSchoolcraft16 hr
Sep 7, 4:58 AM EDTSpecial Weather StatementMQTDickinson32 min
Sep 7, 5:36 AM EDTSpecial Weather StatementMQTDickinson24 min
Sep 7, 5:55 AM EDTSpecial Weather StatementMQTDickinson35 min
Sep 7, 6:19 AM EDTSpecial Weather StatementMQTMenominee26 min
Sep 7, 6:45 AM EDTSpecial Weather StatementMQTDelta, Menominee30 min
Sep 7, 7:32 AM EDTSpecial Marine WarningMQT28 min
Sep 7, 3:28 PM EDTSpecial Weather StatementMQTMenominee32 min
Sep 7, 4:33 PM EDTSpecial Weather StatementMQTAlger42 min
Sep 7, 7:04 PM EDTSpecial Weather StatementMQTBaraga, Houghton, Marquette56 min

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.