Alert archive / Michigan / High Wind Watches in 2021

High Wind Watch 1, NWS Grand Rapids, MI

December 9, 202116 counties in Michigan

NWS Grand Rapids, MI issued this high wind watch at Dec 9, 2021, 3:27 PM EST for 16 counties in Michigan. It took effect at Dec 11, 2021, 7:00 AM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 9, 2021, 3:27 PM EST (20:27 UTC)
In effect from
Dec 11, 2021, 7:00 AM EST
Expired
Dec 10, 2021, 2:58 PM EST
In force
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Barry County, MI, Calhoun County, MI, Clinton County, MI, Eaton County, MI, Gratiot County, MI, Ingham County, MI, Ionia County, MI, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Montcalm County, MI, Muskegon County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 27 km from the middle of the area, began a volume at 20:28 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, 8.5 hours before the alert went out and 148 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 2021-12-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 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 2021-12-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
662 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

984 
WWUS73 KGRR 092027
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
327 PM EST Thu Dec 9 2021

MIZ046-050>052-056>059-064>067-071>074-100430-
/O.NEW.KGRR.HW.A.0001.211211T1200Z-211212T0000Z/
Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-
Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Mount Pleasant, Muskegon, Greenville, 
Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, 
Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, 
Battle Creek, and Jackson
327 PM EST Thu Dec 9 2021

...HIGH WIND WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...

* WHAT...West winds 25 to 35 mph developing with gusts of 50 to 
  60 mph possible.

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

* WHEN...From Saturday morning through Saturday evening.

* 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
4 follow-up statements
799 
WWUS73 KGRR 100253
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
953 PM EST Thu Dec 9 2021

MIZ046-050>052-056>059-064>067-071>074-101100-
/O.CON.KGRR.HW.A.0001.211211T1200Z-211212T0000Z/
Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-
Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Mount Pleasant, Muskegon, Greenville, 
Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, 
Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, 
Battle Creek, and Jackson
953 PM EST Thu Dec 9 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING...

* WHAT...Southwest winds 20 to 30 mph with gusts into the 50 to 60
  mph range possible.

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

* WHEN...From Saturday morning through Saturday evening.

* 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

DUKE
632 
WWUS73 KGRR 100858
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
358 AM EST Fri Dec 10 2021

MIZ046-050>052-056>059-064>067-071>074-101700-
/O.CON.KGRR.HW.A.0001.211211T1200Z-211212T0000Z/
Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-
Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Mount Pleasant, Muskegon, Greenville, 
Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, 
Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, 
Battle Creek, and Jackson
358 AM EST Fri Dec 10 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING...

* WHAT...West winds 25 to 35 mph with gusts of 50 to 60 mph 
  possible. 

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

* WHEN...From Saturday morning through Saturday evening.

* 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
107 
WWUS73 KGRR 101607
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1107 AM EST Fri Dec 10 2021

MIZ046-050>052-056>059-064>067-071>074-110015-
/O.CON.KGRR.HW.A.0001.211211T1200Z-211212T0000Z/
Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-
Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Mount Pleasant, Muskegon, Greenville, 
Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, 
Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, 
Battle Creek, and Jackson
1107 AM EST Fri Dec 10 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING...

* WHAT...West winds 25 to 35 mph with gusts of 50 to 60 mph 
  possible.

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

* WHEN...From Saturday morning through Saturday evening.

* 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
050 
WWUS73 KGRR 101958
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
258 PM EST Fri Dec 10 2021

MIZ046-050>052-056>059-064>067-071>074-110400-
/O.UPG.KGRR.HW.A.0001.211211T1200Z-211212T0000Z/
/O.NEW.KGRR.WI.Y.0005.211211T0500Z-211212T0000Z/
Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-
Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Mount Pleasant, Muskegon, Greenville, 
Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, 
Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, 
Battle Creek, and Jackson
258 PM EST Fri Dec 10 2021

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST
SATURDAY...

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

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

* WHEN...From midnight tonight to 7 PM EST Saturday.

* IMPACTS...Scattered power outages are expected due to falling
  limbs and trees. Numerous power outages are possible.

* ADDITIONAL DETAILS...South to southeast winds tonight will shift
  to the west northwest on Saturday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MIZ037-043>045-110400-
/O.NEW.KGRR.WI.Y.0005.211211T0500Z-211212T0000Z/
Mason-Oceana-Newaygo-Mecosta-
Including the cities of Ludington, Hart, Fremont, and Big Rapids
258 PM EST Fri Dec 10 2021

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST
SATURDAY...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 50 mph 
  expected.

* WHERE...Mason, Oceana, Newaygo and Mecosta counties.

* WHEN...From midnight tonight to 7 PM EST Saturday.

* IMPACTS...Scattered power outages are expected due to falling
  limbs and trees. Numerous power outages are possible.

* ADDITIONAL DETAILS...South to southeast winds tonight will shift
  to the west northwest on Saturday.


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 9, 4:06 AM ESTGale WatchGRR24 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.