Alert archive / Michigan / High Wind Watches in 2021

High Wind Watch 2, NWS Grand Rapids, MI

December 14, 202114 counties in Michigan

NWS Grand Rapids, MI issued this high wind watch at Dec 14, 2021, 3:55 PM EST for 14 counties in Michigan. It took effect at Dec 15, 2021, 7:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 14, 2021, 3:55 PM EST (20:55 UTC)
In effect from
Dec 15, 2021, 7:00 PM EST
Expired
Dec 15, 2021, 3:02 AM EST
In force
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Clare County, MI, Isabella County, MI, Kent County, MI, Lake County, MI, Mason County, MI, Mecosta County, MI, Montcalm County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Osceola County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 60 km from the middle of the area, began a volume at 20:55 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 12:00Z, 8.9 hours before the alert went out and 201 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 12:00Z on 2021-12-14Temperature 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 12:00Z on 2021-12-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
1659 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

665 
WWUS73 KGRR 142055
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
355 PM EST Tue Dec 14 2021

MIZ037>040-043>046-050-051-056-057-064-071-150500-
/O.NEW.KGRR.HW.A.0002.211216T0000Z-211216T1800Z/
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Ottawa-Kent-Allegan-Van Buren-
Including the cities of Ludington, Baldwin, Reed City, Clare, 
Hart, Fremont, Big Rapids, Mount Pleasant, Muskegon, Greenville, 
Grand Haven, Jenison, Grand Rapids, Holland, and South Haven
355 PM EST Tue Dec 14 2021

...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH
THURSDAY AFTERNOON...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 60 mph 
  possible.

* WHERE...Portions of central, southwest and west central 
  Michigan.

* WHEN...From Wednesday evening through Thursday afternoon.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Widespread power outages are possible. Travel could be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...This looks to be a very dangerous storm,
  especially near the Lake Michigan shore. Winds this strong 
  would cause significant impacts. Do not underestimate the 
  possible impacts of this wind event. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

wdm

For more information from the National Weather Service visit
https://weather.gov/grr
2 follow-up statements
980 
WWUS73 KGRR 150227
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
927 PM EST Tue Dec 14 2021

MIZ037>040-043>046-050-051-056-057-064-071-151030-
/O.CON.KGRR.HW.A.0002.211216T0000Z-211216T1800Z/
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon-
Montcalm-Ottawa-Kent-Allegan-Van Buren-
Including the cities of Ludington, Baldwin, Reed City, Clare, 
Hart, Fremont, Big Rapids, Mount Pleasant, Muskegon, Greenville, 
Grand Haven, Jenison, Grand Rapids, Holland, and South Haven
927 PM EST Tue Dec 14 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY AFTERNOON...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 60 mph 
  possible.

* WHERE...Portions of central, southwest and west central 
  Michigan.

* WHEN...From Wednesday evening through Thursday afternoon.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Widespread power outages are possible. Travel could be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
897 
WWUS73 KGRR 150802
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
302 AM EST Wed Dec 15 2021

MIZ037>040-043>045-050-056-151615-
/O.UPG.KGRR.HW.A.0002.211216T0000Z-211216T1800Z/
/O.NEW.KGRR.HW.W.0002.211216T0000Z-211216T2100Z/
Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Muskegon-Ottawa-
Including the cities of Ludington, Baldwin, Reed City, Clare, 
Hart, Fremont, Big Rapids, Muskegon, Grand Haven, and Jenison
302 AM EST Wed Dec 15 2021

...HIGH WIND WARNING IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST
THURSDAY...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 60 mph 
  expected.

* WHERE...Parts of central, southwest and west central Michigan.

* WHEN...From 7 PM this evening to 4 PM EST Thursday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

MIZ046-051-057-064-071-151615-
/O.UPG.KGRR.HW.A.0002.211216T0000Z-211216T1800Z/
/O.NEW.KGRR.WI.Y.0007.211216T0000Z-211216T2100Z/
Isabella-Montcalm-Kent-Allegan-Van Buren-
Including the cities of Mount Pleasant, Greenville, Grand Rapids,
Holland, and South Haven
302 AM EST Wed Dec 15 2021

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST
THURSDAY...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 55 mph 
  expected.

* WHERE...Isabella, Montcalm, Kent, Allegan and Van Buren 
  counties.

* WHEN...From 7 PM this evening to 4 PM EST Thursday.

* 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.

&&

$$

MIZ052-058-059-065>067-072>074-151615-
/O.NEW.KGRR.WI.Y.0007.211216T0000Z-211216T2100Z/
Gratiot-Ionia-Clinton-Barry-Eaton-Ingham-Kalamazoo-Calhoun-
Jackson-
Including the cities of Alma, Ionia, St. Johns, Hastings, 
Charlotte, Lansing, Kalamazoo, Battle Creek, and Jackson
302 AM EST Wed Dec 15 2021

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 4 PM EST
THURSDAY...

* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph 
  expected.

* WHERE...Portions of central, south central and southwest 
  Michigan.

* WHEN...From 7 PM this evening to 4 PM EST Thursday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 13, 10:46 PM ESTStorm WatchGRR28 hr
Dec 14, 3:51 PM ESTSmall Craft AdvisoryGRR27 hr

Nearby

High Wind Watches in Michigan, 2021Every high wind watch 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.