Alert archive / Michigan / Wind Advisories in 2021
Wind Advisory 6, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this wind advisory at Dec 11, 2021, 6:32 AM EST for 18 counties in Michigan. It took effect at Dec 11, 2021, 10:00 AM EST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Dec 11, 2021, 6:32 AM EST (11:32 UTC)
- In effect from
- Dec 11, 2021, 10:00 AM EST
- Expired
- Dec 11, 2021, 7:00 PM EST
- In force
- 9 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, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Mecosta County, MI, Montcalm County, MI, Muskegon County, MI, Newaygo County, MI, Ottawa County, MI, Van Buren County, MI
The radar
The Grand Rapids radar (KGRR), 22 km from the middle of the area, began a volume at 11:32 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, 11.5 hours before the alert went out and 152 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 513 m above ground
- 0-6 km bulk shear
- 95 kt
- 0-1 km storm-relative helicity
- 370 m²/s²
- 0-3 km storm-relative helicity
- 564 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
498 WWUS73 KGRR 111132 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 632 AM EST Sat Dec 11 2021 MIZ050-056-057-064-065-071-072-111945- /O.UPG.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ /O.NEW.KGRR.HW.W.0001.211211T1132Z-211211T1500Z/ /O.NEW.KGRR.WI.Y.0006.211211T1500Z-211212T0000Z/ Muskegon-Ottawa-Kent-Allegan-Barry-Van Buren-Kalamazoo- Including the cities of Muskegon, Grand Haven, Jenison, Grand Rapids, Holland, Hastings, South Haven, and Kalamazoo 632 AM EST Sat Dec 11 2021 ...HIGH WIND WARNING IN EFFECT UNTIL 10 AM EST THIS MORNING... ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts to around 60 mph. For the Wind Advisory, west winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of southwest and west central Michigan. * WHEN...For the High Wind Warning, until 10 AM EST this morning. For the Wind Advisory, from 10 AM this morning to 7 PM EST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The passage of a strong cold front this morning will bring sudden wind gusts of around 60 mph out of the southwest. Gusts later this morning and this afternoon will be around 50 mph from the northwest. 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. && $$ MIZ037>040-043>046-051-052-058-059-066-067-073-074-111945- /O.CON.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Montcalm- Gratiot-Ionia-Clinton-Eaton-Ingham-Calhoun-Jackson- Including the cities of Ludington, Baldwin, Reed City, Clare, Hart, Fremont, Big Rapids, Mount Pleasant, Greenville, Alma, Ionia, St. Johns, Charlotte, Lansing, Battle Creek, and Jackson 632 AM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 55 mph. * WHERE...Portions of central, south central and west central Michigan. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS....Winds will increase suddenly between 7 AM and 10 AM this morning, then continue to be strong the rest of the day. Winds will be from the southwest in the morning and become northwest in the afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/grr
5 follow-up statements
022 WWUS73 KGRR 111256 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 756 AM EST Sat Dec 11 2021 MIZ044>046-051-052-058-059-066-067-073-074-112100- /O.UPG.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ /O.EXB.KGRR.HW.W.0001.000000T0000Z-211211T1700Z/ /O.EXB.KGRR.WI.Y.0006.211211T1700Z-211212T0000Z/ Newaygo-Mecosta-Isabella-Montcalm-Gratiot-Ionia-Clinton-Eaton- Ingham-Calhoun-Jackson- Including the cities of Fremont, Big Rapids, Mount Pleasant, Greenville, Alma, Ionia, St. Johns, Charlotte, Lansing, Battle Creek, and Jackson 756 AM EST Sat Dec 11 2021 ...HIGH WIND WARNING IN EFFECT UNTIL NOON EST TODAY... ...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM EST THIS EVENING... * WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts around 60 mph. For the Wind Advisory, west then northwest winds 20 to 30 mph with gusts around 50 mph. * WHERE...Portions of central, south central and west central Michigan. * WHEN...For the High Wind Warning, until noon EST today. For the Wind Advisory, from noon today to 7 PM EST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The passage of a strong cold front this morning will bring sudden wind gusts of around 60 mph out of the southwest. Gusts this afternoon will be around 50 mph from the northwest. 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. && $$ MIZ050-056-057-064-065-071-072-112100- /O.CON.KGRR.HW.W.0001.000000T0000Z-211211T1500Z/ /O.CON.KGRR.WI.Y.0006.211211T1500Z-211212T0000Z/ Muskegon-Ottawa-Kent-Allegan-Barry-Van Buren-Kalamazoo- Including the cities of Muskegon, Grand Haven, Jenison, Grand Rapids, Holland, Hastings, South Haven, and Kalamazoo 756 AM EST Sat Dec 11 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM EST THIS MORNING... ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING UNTIL 7 PM EST THIS EVENING... * WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts to around 60 mph. For the Wind Advisory, west winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of southwest and west central Michigan. * WHEN...For the High Wind Warning, until 10 AM EST this morning. For the Wind Advisory, until 7 PM EST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Power outages are expected. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The passage of a strong cold front this morning will bring sudden wind gusts of around 60 mph out of the southwest. Gusts later this morning and this afternoon will be around 50 mph from the northwest. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MIZ037>040-043-112100- /O.CON.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana- Including the cities of Ludington, Baldwin, Reed City, Clare, and Hart 756 AM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph, becoming northwest this afternoon. * WHERE...Oceana, Clare, Osceola, Lake and Mason counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Winds will increase suddenly this morning, then continue to be strong the rest of the day. Winds will be from the southwest in the morning and become northwest in the afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/grr
532 WWUS73 KGRR 111544 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 1044 AM EST Sat Dec 11 2021 MIZ044>046-051-052-058-059-066-067-073-074-112345- /O.CON.KGRR.HW.W.0001.000000T0000Z-211211T1700Z/ /O.CON.KGRR.WI.Y.0006.211211T1700Z-211212T0000Z/ Newaygo-Mecosta-Isabella-Montcalm-Gratiot-Ionia-Clinton-Eaton- Ingham-Calhoun-Jackson- Including the cities of Fremont, Big Rapids, Mount Pleasant, Greenville, Alma, Ionia, St. Johns, Charlotte, Lansing, Battle Creek, and Jackson 1044 AM EST Sat Dec 11 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL NOON EST TODAY... ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...For the High Wind Warning, southwest winds 30 to 40 mph with gusts around 60 mph. For the Wind Advisory, west then northwest winds 20 to 30 mph with gusts around 50 mph. * WHERE...Portions of central, south central and west central Michigan. * WHEN...For the High Wind Warning, until noon EST today. For the Wind Advisory, from noon today to 7 PM EST this evening. * IMPACTS...Damaging winds will continue to blow down trees and power lines. Power outages will continue to develop. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The passage of a strong cold front this morning brought wind gusts of around 60 mph out of the southwest. Gusts this afternoon will be around 50 mph from the northwest. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ MIZ050-056-057-064-065-071-072-112345- /O.CON.KGRR.WI.Y.0006.000000T0000Z-211212T0000Z/ Muskegon-Ottawa-Kent-Allegan-Barry-Van Buren-Kalamazoo- Including the cities of Muskegon, Grand Haven, Jenison, Grand Rapids, Holland, Hastings, South Haven, and Kalamazoo 1044 AM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of southwest and west central Michigan. * WHEN...Until 7 PM EST this evening. * IMPACTS...Damaging winds will continue to blow down trees and power lines. Power outages will continue to develop across the area. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...The passage of a strong cold front this morning brought wind gusts around 60 mph out of the southwest and caused numerous power outages. Gusts later this morning and this afternoon will be around 50 mph from the northwest. 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. && $$ MIZ037>040-043-112345- /O.CON.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana- Including the cities of Ludington, Baldwin, Reed City, Clare, and Hart 1044 AM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph, becoming northwest this afternoon. * WHERE...Oceana, Clare, Osceola, Lake and Mason counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a additional power outages likely will result. * ADDITIONAL DETAILS...Winds will be strong and gusty into the early evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/grr
460 WWUS73 KGRR 111707 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 1207 PM EST Sat Dec 11 2021 MIZ044>046-051-052-058-059-066-067-073-074-120000- /O.EXP.KGRR.HW.W.0001.000000T0000Z-211211T1700Z/ /O.CON.KGRR.WI.Y.0006.000000T0000Z-211212T0000Z/ Newaygo-Mecosta-Isabella-Montcalm-Gratiot-Ionia-Clinton-Eaton- Ingham-Calhoun-Jackson- Including the cities of Fremont, Big Rapids, Mount Pleasant, Greenville, Alma, Ionia, St. Johns, Charlotte, Lansing, Battle Creek, and Jackson 1207 PM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... ...HIGH WIND WARNING HAS EXPIRED... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of central, south central and west central Michigan. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and power outages will continue to occur. * ADDITIONAL DETAILS...There has already been numerous power outages over most of Southwest Michigan. As the wind continues and snow moves into the area this will likely results more travel impacts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MIZ050-056-057-064-065-071-072-120000- /O.CON.KGRR.WI.Y.0006.000000T0000Z-211212T0000Z/ Muskegon-Ottawa-Kent-Allegan-Barry-Van Buren-Kalamazoo- Including the cities of Muskegon, Grand Haven, Jenison, Grand Rapids, Holland, Hastings, South Haven, and Kalamazoo 1207 PM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of southwest and west central Michigan. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and power outages will continue to occur. * ADDITIONAL DETAILS...There has already been numerous power outages over most of Southwest Michigan. As the wind continues and snow moves into the area this will likely results more travel impacts. . PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MIZ037>040-043-120000- /O.CON.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana- Including the cities of Ludington, Baldwin, Reed City, Clare, and Hart 1207 PM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Oceana, Clare, Osceola, Lake and Mason counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and power outages will continue to occur. * ADDITIONAL DETAILS...There has already been numerous power outages over most of Southwest Michigan. As the wind continues and snow moves into the area this will likely results more travel impacts. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && wdm $$ For more information from the National Weather Service visit https://weather.gov/grr
733 WWUS73 KGRR 112047 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 347 PM EST Sat Dec 11 2021 MIZ044>046-050>052-056>059-064>067-071>074-120000- /O.CON.KGRR.WI.Y.0006.000000T0000Z-211212T0000Z/ Newaygo-Mecosta-Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent- Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo- Calhoun-Jackson- Including the cities of Fremont, Big Rapids, Mount Pleasant, Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, and Jackson 347 PM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...Portions of southwest and west central Michigan. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and power outages will continue to occur. * ADDITIONAL DETAILS...There has already been numerous power outages over most of Southwest Michigan. As the wind continues late this afternoon, more than likely there will be more power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MIZ037>040-043-120000- /O.CON.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana- Including the cities of Ludington, Baldwin, Reed City, Clare, and Hart 347 PM EST Sat Dec 11 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Northwest winds 15 to 25 mph with gusts up to 50 mph. * WHERE...Oceana, Clare, Osceola, Lake and Mason counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and power outages will continue to occur. * ADDITIONAL DETAILS...There has already been numerous power outages over most of Southwest Michigan. As the wind continues late this afternoon, more than likely there will be more power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && wdm $$ For more information from the National Weather Service visit https://weather.gov/grr
309 WWUS73 KGRR 112344 NPWGRR URGENT - WEATHER MESSAGE National Weather Service Grand Rapids MI 644 PM EST Sat Dec 11 2021 MIZ044>046-050>052-056>059-064>067-071>074-120045- /O.EXP.KGRR.WI.Y.0006.000000T0000Z-211212T0000Z/ Newaygo-Mecosta-Isabella-Muskegon-Montcalm-Gratiot-Ottawa-Kent- Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo- Calhoun-Jackson- Including the cities of Fremont, Big Rapids, Mount Pleasant, Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, and Jackson 644 PM EST Sat Dec 11 2021 ...WIND ADVISORY WILL EXPIRE AT 7 PM EST THIS EVENING... Wind speeds have dropped below advisory criteria and therefore the Wind Advisory will be allowed to expire at 7 PM. $$ MIZ037>040-043-120045- /O.EXP.KGRR.WI.Y.0005.000000T0000Z-211212T0000Z/ Mason-Lake-Osceola-Clare-Oceana- Including the cities of Ludington, Baldwin, Reed City, Clare, and Hart 644 PM EST Sat Dec 11 2021 ...WIND ADVISORY WILL EXPIRE AT 7 PM EST THIS EVENING... Wind speeds have dropped below advisory criteria and therefore the Wind Advisory will be allowed to expire at 7 PM. $$ For more information from the National Weather Service visit https://weather.gov/grr DUKE
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 12:14 AM EST | Special Weather Statement | GRR | Barry, Kalamazoo | 46 min |
| Dec 11, 6:19 AM EST | Gale Warning | GRR | 17 hr | |
| Dec 11, 6:19 AM EST | Storm Warning | GRR | 4 hr | |
| Dec 11, 6:32 AM EST | High Wind Warning | GRR | Allegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 12 more | 5 hr |
| Dec 11, 8:30 AM EST | Special Weather Statement | GRR | Barry, Clinton, Gratiot, Ionia, Isabella, Montcalm | 60 min |
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.