Alert archive / Michigan / Tornado Warnings in 2014

Tornado Warning 11, NWS Gaylord, MI

September 1, 2014Montmorency County, Michigan

NWS Gaylord, MI issued this tornado warning at Sep 1, 2014, 2:53 PM EDT for Montmorency County, Michigan. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Sep 1, 2014, 2:53 PM EDT (18:53 UTC)
Expired: Sep 1, 2014, 3:30 PM EDT
In force: 37 min
Issued by: NWS Gaylord, MI
Area: Storm-based polygon
Tornado: Observed
Hail: 0.75 in

County Montmorency County, MI

The radar

The NCL Michigan radar (KAPX), 43 km from the middle of the area, began a volume at 18:56 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 watch it was issued in

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

Issued	Product	Office	Lasted
Sep 1, 1:23 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 6.9 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 43 J/kg
Mixed-layer CIN: -133 J/kg
Mixed-layer LCL: 955 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 104 m²/s²
0-3 km storm-relative helicity: 96 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.

970 
WFUS53 KAPX 011853
TORAPX
MIC119-011930-
/O.NEW.KAPX.TO.W.0011.140901T1853Z-140901T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
253 PM EDT MON SEP 1 2014

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MONTMORENCY COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 330 PM EDT

* AT 251 PM EDT...A CONFIRMED TORNADO WAS LOCATED NEAR HETHERTON...
  AND MOVING NORTHEAST AT 40 MPH.

  HAZARD...DAMAGING TORNADO.

  SOURCE...PUBLIC CONFIRMED TORNADO.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THE TORNADO WILL BE NEAR...
  BRILEY TOWNSHIP AROUND 310 PM EDT.
  GRASS LAKE AND LONG LAKE AROUND 325 PM EDT.

OTHER LOCATIONS IN THE WARNING INCLUDE CLEAR LAKE STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4491 8437 4492 8438 4518 8436 4520 8435
      4520 8388 4517 8388
TIME...MOT...LOC 1853Z 233DEG 33KT 4498 8438

TORNADO...OBSERVED
HAIL...<.75IN

$$

ARNOTT

2 follow-up statements

448 
WWUS53 KAPX 011907
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
307 PM EDT MON SEP 1 2014

MIC119-011930-
/O.CON.KAPX.TO.W.0011.000000T0000Z-140901T1930Z/
MONTMORENCY MI-
307 PM EDT MON SEP 1 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MONTMORENCY
COUNTY UNTIL 330 PM EDT...

AT 303 PM EDT...A CONFIRMED TORNADO WAS LOCATED NEAR BRILEY
TOWNSHIP...AND MOVING NORTHEAST AT 50 MPH.

HAZARD...DAMAGING TORNADO.

SOURCE...PUBLIC CONFIRMED TORNADO.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THIS STORM HAS A HISTORY OF PRODUCING DAMAGE ACROSS EASTERN OTSEGO 
AND WESTERN MONTMORENCY COUNTIES.  

THIS TORNADIC STORM WILL BE NEAR...
  GRASS LAKE AROUND 315 PM EDT.
  LONG LAKE AROUND 320 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4497 8426 4506 8430 4520 8429 4520 8388
      4517 8388
TIME...MOT...LOC 1907Z 236DEG 44KT 4507 8417

TORNADO...OBSERVED
HAIL...<.75IN

$$

ARNOTT

786 
WWUS53 KAPX 011927
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
327 PM EDT MON SEP 1 2014

MIC119-011936-
/O.EXP.KAPX.TO.W.0011.000000T0000Z-140901T1930Z/
MONTMORENCY MI-
327 PM EDT MON SEP 1 2014

...THE TORNADO WARNING FOR NORTHERN MONTMORENCY COUNTY WILL EXPIRE AT
330 PM EDT...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 6 PM EDT.  

LAT...LON 4497 8426 4506 8430 4520 8429 4520 8388
      4517 8388
TIME...MOT...LOC 1926Z 243DEG 38KT 4517 8395

$$

ARNOTT

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 1, 3:59 AM EDT	Beach Hazards Statement	APX	Benzie, Leelanau, Manistee	19 hr
Sep 1, 12:57 PM EDT	Severe Thunderstorm Warning	APX	Grand Traverse, Kalkaska	48 min
Sep 1, 1:52 PM EDT	Severe Thunderstorm Warning	APX	Antrim, Crawford, Kalkaska, Otsego	53 min
Sep 1, 1:54 PM EDT	Tornado Warning	APX	Antrim, Kalkaska	24 min
Sep 1, 2:11 PM EDT	Tornado Warning	APX	Crawford	34 min
Sep 1, 2:30 PM EDT	Tornado Warning	APX	Otsego	30 min
Sep 1, 2:34 PM EDT	Severe Thunderstorm Warning	APX	Cheboygan	43 min
Sep 1, 2:42 PM EDT	Severe Thunderstorm Warning	APX	Montmorency, Oscoda	47 min
Sep 1, 2:49 PM EDT	Severe Thunderstorm Warning	APX	Ogemaw, Roscommon	42 min
Sep 1, 2:55 PM EDT	Tornado Warning	APX	Cheboygan	21 min
Sep 1, 3:02 PM EDT	Special Marine Warning	APX		88 min
Sep 1, 3:05 PM EDT	Severe Thunderstorm Warning	APX	Presque Isle	55 min
Sep 1, 3:11 PM EDT	Severe Thunderstorm Warning	APX	Alcona, Alpena	64 min
Sep 1, 3:17 PM EDT	Special Marine Warning	APX		88 min

Nearby

Tornado Warnings in Michigan, 2014 Every tornado warning in 2014 Tornadoes in 2014

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.