Alert archive / Michigan / Wind Advisories in 2021

Wind Advisory 3, NWS Grand Rapids, MI

May 1, 20216 counties in Michigan

NWS Grand Rapids, MI issued this wind advisory at May 1, 2021, 3:00 AM EDT for 6 counties in Michigan. It took effect at May 1, 2021, 12:00 PM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
May 1, 2021, 3:00 AM EDT (07:00 UTC)
In effect from
May 1, 2021, 12:00 PM EDT
Expired
May 1, 2021, 7:54 PM EDT
In force
8 hr
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Mason County, MI, Muskegon County, MI, Oceana 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 06:59 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, 7.0 hours before the alert went out and 214 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 2021-05-01Temperature 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 2021-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
2785 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

175 
WWUS73 KGRR 010700
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
300 AM EDT Sat May 1 2021

MIZ037-043-050-056-064-071-011500-
/O.NEW.KGRR.WI.Y.0003.210501T1600Z-210502T0000Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Ludington, Hart, Muskegon, Grand Haven, 
Jenison, Holland, and South Haven
300 AM EDT Sat May 1 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM EDT THIS
EVENING...

* WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph 
  expected.

* WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren 
  counties.

* WHEN...From noon today to 8 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
3 follow-up statements
580 
WWUS73 KGRR 011617
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1217 PM EDT Sat May 1 2021

MIZ037-043-050-056-064-071-020000-
/O.CON.KGRR.WI.Y.0003.000000T0000Z-210502T0000Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Ludington, Hart, Muskegon, Grand Haven, 
Jenison, Holland, and South Haven
1217 PM EDT Sat May 1 2021

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

* WHAT...Southwest winds 15 to 25 mph with gusts up to 45 mph 
  expected.

* WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren 
  counties.

* WHEN...From noon today to 8 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
699 
WWUS73 KGRR 011939
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
339 PM EDT Sat May 1 2021

MIZ037-043-050-056-064-071-020000-
/O.CON.KGRR.WI.Y.0003.000000T0000Z-210502T0000Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Ludington, Hart, Muskegon, Grand Haven, 
Jenison, Holland, and South Haven
339 PM EDT Sat May 1 2021

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

* WHAT...Southwest winds 20 to 35 mph with gusts up to 55 mph will
  continue into early this evening before diminishing around
  sunset.

* WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren 
  counties.

* WHEN...Till 8 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
737 
WWUS73 KGRR 012354
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
754 PM EDT Sat May 1 2021

MIZ037-043-050-056-064-071-020100-
/O.CAN.KGRR.WI.Y.0003.000000T0000Z-210502T0000Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
Including the cities of Ludington, Hart, Muskegon, Grand Haven, 
Jenison, Holland, and South Haven
754 PM EDT Sat May 1 2021

...WIND ADVISORY IS CANCELLED...

Winds have fallen below the 45 mph criteria for a Wind Advisory in
the last hour as expected, therefore it has been cancelled.

The highest wind gusts of 45 to around 50 mph were found in the 
lakeshore counties today. 

$$

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

DUKE

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.