Alert archive / Michigan / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 21, NWS Gaylord, MI

July 8, 2016Montmorency County, Otsego County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 8, 2016, 12:34 PM EDT for Montmorency County, Otsego County, Michigan. It was in force for 56 min. 3 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
Jul 8, 2016, 12:34 PM EDT (16:34 UTC)
Expired
Jul 8, 2016, 1:30 PM EDT
In force
56 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Hail
2.0 in
Wind
60.0 mph

Counties Montmorency County, MI, Otsego County, MI

The radar

The NCL Michigan radar (KAPX), 34 km from the middle of the area, began a volume at 16:34 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
Jul 8, 1:00 PM EDTHAIL 1.75Lewiston, MI
Jul 8, 1:11 PM EDTHAIL 12 Nw Atlanta, MI
Jul 8, 1:18 PM EDTHAIL 1Atlanta, MI

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 8, 10:48 AM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 4.6 hours before the alert went out and 149 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, Alpena, MI at 12:00Z on 2016-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 79 joules per kilogram.LCLLFCEL10008507005003002001001 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, Alpena, MI at 12:00Z on 2016-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.19395878Sfc1 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
79 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
925 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

590 
WUUS53 KAPX 081634
SVRAPX
MIC119-137-081730-
/O.NEW.KAPX.SV.W.0021.160708T1634Z-160708T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
1234 PM EDT FRI JUL 8 2016

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MONTMORENCY COUNTY IN NORTHERN MICHIGAN...
  SOUTHEASTERN OTSEGO COUNTY IN NORTHERN MICHIGAN...

* UNTIL 130 PM EDT

* AT 1233 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CHESTER
  TOWNSHIP...OR 7 MILES NORTHWEST OF LEWISTON...MOVING EAST AT 40
  MPH.

  HAZARD...TWO INCH HAIL AND 60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
           DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT 
           WIND DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  LEWISTON...ATLANTA...GRASS LAKE...HILLMAN...BRILEY TOWNSHIP...
  HETHERTON...LOCKWOOD LAKE...LOUD TOWNSHIP...
  CHESTER TOWNSHIP AND JOHANNESBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE IMMEDIATELY TO SHELTER INSIDE A STRONG BUILDING. STAY
AWAY FROM WINDOWS.

&&

LAT...LON 4486 8458 4503 8452 4519 8389 4486 8390
TIME...MOT...LOC 1633Z 253DEG 36KT 4493 8447 

HAIL...2.00IN
WIND...60MPH
 
$$
AJS
1 follow-up statement
244 
WWUS53 KAPX 081701
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
101 PM EDT FRI JUL 8 2016

MIC137-081710-
/O.CAN.KAPX.SV.W.0021.000000T0000Z-160708T1730Z/
OTSEGO MI-
101 PM EDT FRI JUL 8 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN OTSEGO COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE...THE WARNING HAS BEEN CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM EDT FOR
NORTHERN MICHIGAN.

LAT...LON 4486 8390 4486 8433 4487 8437 4507 8437
      4519 8389
TIME...MOT...LOC 1700Z 260DEG 34KT 4494 8419 

$$

MIC119-081730-
/O.CON.KAPX.SV.W.0021.000000T0000Z-160708T1730Z/
MONTMORENCY MI-
101 PM EDT FRI JUL 8 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 PM EDT
FOR MONTMORENCY COUNTY...

AT 100 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LOUD
TOWNSHIP... OR NEAR ATLANTA...MOVING EAST AT 40 MPH.

HAZARD...TWO INCH HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT
         WIND DAMAGE TO ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
LEWISTON...ATLANTA...GRASS LAKE...HILLMAN...BRILEY TOWNSHIP...
HETHERTON...LOCKWOOD LAKE AND LOUD TOWNSHIP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 4486 8390 4486 8433 4487 8437 4507 8437
      4519 8389
TIME...MOT...LOC 1700Z 260DEG 34KT 4494 8419 

HAIL...2.00IN
WIND...60MPH
 
$$

ADAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 8:31 AM EDTSpecial Marine WarningAPX59 min
Jul 8, 9:36 AM EDTSpecial Marine WarningAPX84 min
Jul 8, 10:16 AM EDTSpecial Marine WarningAPX89 min
Jul 8, 10:33 AM EDTSevere Thunderstorm WarningAPXLeelanau72 min
Jul 8, 10:53 AM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Grand Traverse, Kalkaska, Otsego67 min
Jul 8, 11:24 AM EDTSevere Thunderstorm WarningAPXAntrim, Crawford, Kalkaska, Otsego66 min
Jul 8, 11:29 AM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Emmet, Grand Traverse, Leelanau61 min
Jul 8, 11:30 AM EDTSpecial Marine WarningAPX30 min
Jul 8, 11:34 AM EDTSevere Thunderstorm WarningAPXChippewa, Mackinac56 min
Jul 8, 11:54 AM EDTSpecial Marine WarningAPX66 min
Jul 8, 12:01 PM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Cheboygan, Otsego59 min
Jul 8, 12:40 PM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix56 min
Jul 8, 12:54 PM EDTSevere Thunderstorm WarningAPXGrand Traverse, Kalkaska, Missaukee, Wexford47 min
Jul 8, 12:54 PM EDTSevere Thunderstorm WarningAPXGrand Traverse, Kalkaska, Missaukee, Wexford44 min
Jul 8, 1:01 PM EDTSevere Thunderstorm WarningAPXCheboygan, Montmorency, Otsego, Presque Isle59 min
Jul 8, 1:05 PM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Otsego55 min
Jul 8, 1:13 PM EDTSpecial Marine WarningAPX62 min
Jul 8, 1:22 PM EDTSevere Thunderstorm WarningAPXCheboygan23 min
Jul 8, 1:28 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena, Montmorency62 min
Jul 8, 1:31 PM EDTSevere Thunderstorm WarningAPXCrawford, Montmorency, Oscoda, Otsego59 min
Jul 8, 1:33 PM EDTSpecial Marine WarningAPX117 min
Jul 8, 1:40 PM EDTSevere Thunderstorm WarningAPXMissaukee, Roscommon65 min
Jul 8, 1:59 PM EDTSevere Thunderstorm WarningAPXArenac, Gladwin61 min
Jul 8, 2:17 PM EDTSevere Thunderstorm WarningAPXAlcona, Alpena, Montmorency, Oscoda58 min
Jul 8, 2:45 PM EDTSevere Thunderstorm WarningAPXAlcona, Iosco, Ogemaw, Oscoda60 min
Jul 8, 3:03 PM EDTTornado WarningAPXArenac27 min
Jul 8, 3:06 PM EDTSevere Thunderstorm WarningAPXArenac, Gladwin54 min
Jul 8, 3:28 PM EDTSpecial Marine WarningAPX62 min
Jul 8, 5:00 PM EDTSmall Craft AdvisoryAPX24 hr

Nearby

Severe Thunderstorm Warnings in Michigan, 2016Every severe thunderstorm warning in 2016

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.