Alert archive / Michigan / Wind Advisories in 2011

Wind Advisory 9, NWS Grand Rapids, MI

December 15, 20116 counties in Michigan

NWS Grand Rapids, MI issued this wind advisory at Dec 15, 2011, 11:44 AM EST for 6 counties in Michigan. It took effect at Dec 15, 2011, 12:00 PM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Dec 15, 2011, 11:44 AM EST (16:44 UTC)
In effect from
Dec 15, 2011, 12:00 PM EST
Expired
Dec 15, 2011, 11:00 PM EST
In force
11 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 16:47 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 12:00Z, 4.7 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 12:00Z on 2011-12-15Temperature 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 12:00Z on 2011-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 square meters per square second.1939587897117Sfc1 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
578 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

310 
WWUS73 KGRR 151644
NPWGRR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1144 AM EST THU DEC 15 2011

MIZ037-043-050-056-064-071-160045-
/O.NEW.KGRR.WI.Y.0009.111215T1700Z-111216T0400Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF...LUDINGTON...HART...MUSKEGON...JENISON...
HOLLAND...SOUTH HAVEN
1144 AM EST THU DEC 15 2011

...WIND ADVISORY IN EFFECT UNTIL 11 PM EST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 11 PM EST THIS EVENING. 

HAZARDOUS WEATHER...

 * WINDS WILL INCREASE FROM THE WEST THIS AFTERNOON TO 20 TO 30
   MPH WITH GUSTS INTO THE 45 TO 50 MPH RANGE. THE WINDS WILL TURN
   NORTHWEST THIS EVENING BEFORE SUBSIDING SOME OVERNIGHT.

 * THE HIGHEST WINDS WILL BE ALONG THE IMMEDIATE SHORELINE...BUT
   GUSTS TO IN EXCESS OF 45 MPH ARE POSSIBLE IN THE LAKESHORE
   COUNTIES.

IMPACTS...

 * HIGH PROFILE VEHICLES MAY FIND TRAVEL A BIT MORE
   DIFFICULT...ESPECIALLY IF TRAVELING ON NORTH TO SOUTH
   ORIENTATED ROADWAYS LIKE U.S. 31 AND INTERSTATE 96.

 * GARBAGE CANS OR ANY LOOSE ITEMS THAT REMAIN IN YOUR YARD MAY BE BLOWN
   AROUND BY THE WIND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

 * A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH OR
GUSTS BETWEEN 45 AND 57 MPH CAN BE EXPECTED. WINDS THIS STRONG
CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

 * WEATHER PREPAREDNESS INFORMATION IS AVAILABLE ON LINE AT 
   HTTP://GO.USA.GOV/5OG. 

&&

$$

DUKE
2 follow-up statements
396 
WWUS73 KGRR 152054
NPWGRR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
354 PM EST THU DEC 15 2011

MIZ037-043-050-056-064-071-160400-
/O.CON.KGRR.WI.Y.0009.000000T0000Z-111216T0400Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF...LUDINGTON...HART...MUSKEGON...JENISON...
HOLLAND...SOUTH HAVEN
354 PM EST THU DEC 15 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS EVENING...

HAZARDOUS WEATHER...

 * 20 TO 30 MPH WEST WINDS WILL GUST AT TIMES INTO THE 45 TO 50
   MPH RANGE LATE THIS AFTERNOON AND EVENING. THE WINDS WILL TURN
   NORTHWEST AFTER DARK BEFORE SUBSIDING SOME OVERNIGHT.

 * THE HIGHEST WINDS WILL BE ALONG THE IMMEDIATE SHORELINE...BUT 
   GUSTS TO IN EXCESS OF 45 MPH ARE POSSIBLE IN THE LAKESHORE 
   COUNTIES. 

IMPACTS...

 * HIGH PROFILE VEHICLES MAY FIND TRAVEL A BIT MORE DIFFICULT...
   ESPECIALLY IF TRAVELING ON NORTH TO SOUTH ORIENTATED ROADWAYS 
   LIKE U.S. 31 AND INTERSTATE 196. 

 * GARBAGE CANS OR ANY LOOSE ITEMS THAT REMAIN IN YOUR YARD MAY 
   BE BLOWN AROUND BY THE WIND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

 * A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH OR 
   GUSTS BETWEEN 45 AND 57 MPH CAN BE EXPECTED. WINDS THIS 
   STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH 
   PROFILE VEHICLES. USE EXTRA CAUTION.

 * WEATHER PREPAREDNESS INFORMATION IS AVAILABLE ON LINE AT 
   HTTP://GO.USA.GOV/5OG. 

&&

$$
DUKE
621 
WWUS73 KGRR 160359
NPWGRR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1059 PM EST THU DEC 15 2011

MIZ037-043-050-056-064-071-160500-
/O.EXP.KGRR.WI.Y.0009.000000T0000Z-111216T0400Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE CITIES OF...LUDINGTON...HART...MUSKEGON...JENISON...
HOLLAND...SOUTH HAVEN
1059 PM EST THU DEC 15 2011

...WIND ADVISORY WILL EXPIRE AT 11 PM EST THIS EVENING...

HAZARDOUS WEATHER...

 * WIND SPEEDS WILL CONTINUE TO DIMINISH OVERNIGHT. 

IMPACTS...

 * PEAK WIND GUSTS EXCEEDED 45 MPH TODAY ALONG THE LAKE MICHIGAN
   SHORELINE. 

 * PEAK GUSTS REACHED THE 45 TO 55 MPH RANGE. A GUST TO 55 MPH WAS
   RECORDED AT BIG SABLE POINT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

 * SEND REPORTS TO NWS GRAND RAPIDS OR VISIT WEATHER.GOV/GRR FOR 
   MORE INFORMATION. 

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 15, 10:52 AM ESTRiver Flood WarningGRRKalamazoo47 hr

Nearby

Wind Advisories in Michigan, 2011Every wind advisory in 2011

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.