Alert archive / Michigan / Wind Advisories in 2021

Wind Advisory 2, NWS Grand Rapids, MI

March 18, 202115 counties in Michigan

NWS Grand Rapids, MI issued this wind advisory at Mar 18, 2021, 3:23 AM EDT for 15 counties in Michigan. It took effect at Mar 18, 2021, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Mar 18, 2021, 3:23 AM EDT (07:23 UTC)
In effect from
Mar 18, 2021, 8:00 AM EDT
Expired
Mar 18, 2021, 8:00 PM EDT
In force
12 hr
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, 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), 28 km from the middle of the area, began a volume at 07:25 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

Detroit, MI (KDTX), launched 00:00Z, 7.4 hours before the alert went out and 150 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 00:00Z on 2021-03-18Temperature 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 00:00Z on 2021-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -55 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
1561 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-55 m²/s²
0-3 km storm-relative helicity
95 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

350 
WWUS73 KGRR 180723
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
323 AM EDT Thu Mar 18 2021

MIZ050>052-056>059-064>067-071>074-181530-
/O.NEW.KGRR.WI.Y.0002.210318T1200Z-210319T0000Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
323 AM EDT Thu Mar 18 2021

...WIND ADVISORY IN EFFECT FROM 8 AM THIS MORNING TO 8 PM EDT
THIS EVENING...

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

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

* WHEN...From 8 AM this morning to 8 PM EDT this evening.

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

* ADDITIONAL DETAILS...Low afternoon humidity values combined with
  strong wind gusts may result in an increased fire danger risk
  especially in open areas. The main wind direction will be
  northeast.

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
3 follow-up statements
186 
WWUS73 KGRR 181435
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1035 AM EDT Thu Mar 18 2021

MIZ050>052-056>059-064>067-071>074-182245-
/O.CON.KGRR.WI.Y.0002.000000T0000Z-210319T0000Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
1035 AM EDT Thu Mar 18 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

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

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

* WHEN...From 8 AM this morning to 8 PM EDT this evening.

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

* ADDITIONAL DETAILS...Low afternoon humidity values combined 
  with strong wind gusts may result in an increased fire danger 
  risk especially in open areas. The main wind direction will be 
  northeast.

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
208 
WWUS73 KGRR 181952
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
352 PM EDT Thu Mar 18 2021

MIZ050>052-056>059-064>067-071>074-190000-
/O.CON.KGRR.WI.Y.0002.000000T0000Z-210319T0000Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
352 PM EDT Thu Mar 18 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING...

* WHAT...Northeast winds 20 to 30 mph with gusts to around 45 mph
  expected.

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

* WHEN...Until 8 PM EDT this evening.

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

* ADDITIONAL DETAILS...The strongest winds are expected during the
  afternoon and early evening hours. Winds will settle down
  substantially as we head towards midnight and into the overnight
  hours. 

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

DUKE
700 
WWUS73 KGRR 190004
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
804 PM EDT Thu Mar 18 2021

MIZ050>052-056>059-064>067-071>074-190115-
/O.EXP.KGRR.WI.Y.0002.000000T0000Z-210319T0000Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
804 PM EDT Thu Mar 18 2021

...WIND ADVISORY HAS EXPIRED...

Northeast winds may still gust to 35 mph for a few more hours, but
the stronger gusts of 45 to 50 mph are no longer expected. 

$$

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

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.