Alert archive / Michigan / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 7, NWS Gaylord, MI

May 15, 2012Manistee County, Wexford County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at May 15, 2012, 8:25 PM EDT for Manistee County, Wexford County, Michigan. It was in force for 44 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 15, 2012, 8:25 PM EDT (00:25 UTC)
Expired
May 15, 2012, 9:09 PM EDT
In force
44 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Manistee County, MI, Wexford County, MI

The radar

The NCL Michigan radar (KAPX), 115 km from the middle of the area, began a volume at 00:28 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.

What was reported inside it

TimeReportWhereRemark
May 15, 8:27 PM EDTHAIL 0.254 E Dublin, MI
May 15, 8:34 PM EDTHAIL 0.255 Wnw Manton, MI

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 0.4 hours before the alert went out and 175 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 2012-05-16Temperature 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 2012-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -51 square meters per square second.193958Sfc1 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
2586 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-51 m²/s²
0-3 km storm-relative helicity
144 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.

234 
WUUS53 KAPX 160025
SVRAPX
MIC101-165-160130-
/O.NEW.KAPX.SV.W.0007.120516T0025Z-120516T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
825 PM EDT TUE MAY 15 2012

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MANISTEE COUNTY IN NORTHERN LOWER MICHIGAN...
  WEXFORD COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 930 PM EDT

* AT 823 PM EDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM PRODUCING
  QUARTER SIZE HAIL.  THIS STORM WAS LOCATED 6 MILES SOUTH OF
  NORWALK...OR 10 MILES EAST OF MANISTEE...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CADILLAC...BRETHREN...KALEVA...WELLSTON...DUBLIN...YUMA...
  HOXEYVILLE...MESICK...HARRIETTA...SHERMAN...BOON...MEAUWATAKA...
  MITCHELL STATE PARK...MANTON AND STAR CROSSING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4439 8625 4451 8534 4416 8534 4417 8639
TIME...MOT...LOC 0025Z 267DEG 36KT 4425 8610
WIND...HAIL <50MPH 1.00IN

$$
2 follow-up statements
339 
WWUS34 KAPX 160051
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
851 PM EDT TUE MAY 15 2012

MIC101-160101-
/O.CAN.KAPX.SV.W.0007.000000T0000Z-120516T0130Z/
MANISTEE MI-
851 PM EDT TUE MAY 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR MANISTEE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4417 8582 4443 8582 4451 8535 4416 8534
TIME...MOT...LOC 0051Z 267DEG 43KT 4427 8563
WIND...HAIL <50MPH <.50IN

$$

MIC165-160130-
/O.CON.KAPX.SV.W.0007.000000T0000Z-120516T0130Z/
WEXFORD MI-
851 PM EDT TUE MAY 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WEXFORD COUNTY
UNTIL 930 PM EDT...

AT 846 PM EDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM PRODUCING
QUARTER SIZE HAIL.  THIS STORM WAS LOCATED NEAR HARRIETTA...OR 15
MILES WEST OF CADILLAC...MOVING EAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  CADILLAC...BOON...MEAUWATAKA...MITCHELL STATE PARK AND MANTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4417 8582 4443 8582 4451 8535 4416 8534
TIME...MOT...LOC 0051Z 267DEG 43KT 4427 8563
WIND...HAIL <50MPH 1.00IN

$$
343 
WWUS34 KAPX 160109
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
909 PM EDT TUE MAY 15 2012

MIC165-160120-
/O.CAN.KAPX.SV.W.0007.000000T0000Z-120516T0130Z/
WEXFORD MI-
909 PM EDT TUE MAY 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR WEXFORD COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 4417 8582 4443 8582 4451 8535 4416 8534
TIME...MOT...LOC 0110Z 267DEG 43KT 4428 8531
WIND...HAIL <50MPH <.50IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 8:37 PM EDTSevere Thunderstorm WarningAPXMissaukee, Roscommon53 min
May 16, 3:14 AM EDTSmall Craft AdvisoryAPX19 hr
May 16, 4:11 PM EDTFrost AdvisoryAPXAlcona, Alpena, Arenac, Benzie, Emmet, Grand Traverse and 8 more16 hr
May 16, 4:11 PM EDTFreeze WarningAPXAntrim, Cheboygan, Crawford, Gladwin, Kalkaska, Missaukee and 5 more16 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2012Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.