Alert archive / Michigan / Wind Advisories in 2021
Wind Advisory 6, NWS Marquette, MI
NWS Marquette, MI issued this wind advisory at Aug 29, 2021, 1:25 PM EDT for Houghton County, Keweenaw County, Michigan. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Aug 29, 2021, 1:25 PM EDT (17:25 UTC)
- Expired
- Aug 29, 2021, 7:00 PM EDT
- In force
- 6 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 17:25 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 12:00Z, 5.4 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.
- Mixed-layer CAPE
- 1272 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 845 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 207 m²/s²
- 0-3 km storm-relative helicity
- 216 m²/s²
- Significant tornado parameter
- 1.3
- Supercell composite
- 6.5
The text
As transmitted.
319 WWUS73 KMQT 291725 NPWMQT URGENT - WEATHER MESSAGE National Weather Service Marquette MI 125 PM EDT Sun Aug 29 2021 MIZ001-003-292300- /O.NEW.KMQT.WI.Y.0006.210829T1725Z-210829T2300Z/ Keweenaw-Northern Houghton- Including the cities of Copper Harbor, Houghton, and Hancock 125 PM EDT Sun Aug 29 2021 ...WIND ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Keweenaw and Northern Houghton Counties. * WHEN...Until 7 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. && $$ Voss
1 follow-up statement
224 WWUS73 KMQT 292313 NPWMQT URGENT - WEATHER MESSAGE National Weather Service Marquette MI 713 PM EDT Sun Aug 29 2021 MIZ001-003-300015- /O.EXP.KMQT.WI.Y.0006.000000T0000Z-210829T2300Z/ Keweenaw-Northern Houghton- Including the cities of Copper Harbor, Houghton, and Hancock 713 PM EDT Sun Aug 29 2021 ...WIND ADVISORY HAS EXPIRED... Although some gusty winds will remain through at least sunset, the strong winds that prompted the advisory have begun to diminish, continuing to decline as the evening progresses. $$
The office that day
Everything else NWS Marquette, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 8:14 PM EDT | Special Weather Statement | MQT | Alger | 31 min |
| Aug 29, 4:07 AM EDT | Beach Hazards Statement | MQT | Schoolcraft | 17 hr |
| Aug 29, 4:56 PM EDT | Small Craft Advisory | MQT | 3 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.