Alert archive / Michigan / Tornado Warnings in 2012

Tornado Warning 5, NWS Gaylord, MI

July 25, 2012Missaukee County, Wexford County, Michigan

NWS Gaylord, MI issued this tornado warning at Jul 25, 2012, 8:59 PM EDT for Missaukee County, Wexford County, Michigan. It was in force for 34 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 25, 2012, 8:59 PM EDT (00:59 UTC)
Expired
Jul 25, 2012, 9:33 PM EDT
In force
34 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon

Counties Missaukee County, MI, Wexford County, MI

The radar

The NCL Michigan radar (KAPX), 64 km from the middle of the area, began a volume at 01:00 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 25, 9:01 PM EDTHAIL 1Manton, MI
Jul 25, 9:03 PM EDTHAIL 1.253 S Manton, MI
Jul 25, 9:03 PM EDTHAIL 1.25Manton, 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 25, 7:38 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 1.0 hours before the alert went out and 226 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 00:00Z on 2012-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 395 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 00:00Z on 2012-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 413 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
395 J/kg
Mixed-layer CIN
-137 J/kg
Mixed-layer LCL
1012 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
413 m²/s²
0-3 km storm-relative helicity
572 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.1

Open this sounding in Storm Lab

The text

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

979 
WFUS53 KAPX 260059
TORAPX
MIC113-165-260145-
/O.NEW.KAPX.TO.W.0005.120726T0059Z-120726T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
859 PM EDT WED JUL 25 2012

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  MISSAUKEE COUNTY IN NORTHERN LOWER MICHIGAN...
  NORTHEASTERN WEXFORD COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 945 PM EDT

* AT 855 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR MANTON...OR 9 MILES NORTHWEST OF LAKE
  CITY...AND MOVING SOUTHEAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LAKE CITY...JENNINGS...MOREY...STITTSVILLE AND MERRITT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA. GO TO A BASEMENT OR SMALL INTERIOR
ROOM ON THE LOWEST FLOOR!

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 4446 8487 4421 8486 4433 8545 4451 8542
TIME...MOT...LOC 0059Z 297DEG 33KT 4439 8532

$$
2 follow-up statements
887 
WWUS34 KAPX 260111
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
911 PM EDT WED JUL 25 2012

MIC113-165-260145-
/O.CON.KAPX.TO.W.0005.000000T0000Z-120726T0145Z/
WEXFORD MI-MISSAUKEE MI-
911 PM EDT WED JUL 25 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL MISSAUKEE AND EAST
CENTRAL WEXFORD COUNTIES UNTIL 945 PM EDT...

AT 909 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR LAKE CITY...MOVING SOUTHEAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  MERRITT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4433 8543 4447 8536 4441 8487 4421 8486
TIME...MOT...LOC 0111Z 297DEG 33KT 4435 8520
WIND...HAIL <50MPH <.50IN

$$
903 
WWUS34 KAPX 260133
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
933 PM EDT WED JUL 25 2012

MIC113-165-260143-
/O.CAN.KAPX.TO.W.0005.000000T0000Z-120726T0145Z/
WEXFORD MI-MISSAUKEE MI-
933 PM EDT WED JUL 25 2012

...THE TORNADO WARNING FOR CENTRAL MISSAUKEE AND EAST CENTRAL WEXFORD
COUNTIES IS CANCELLED...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 3 AM EDT.

LAT...LON 4433 8543 4447 8536 4441 8487 4421 8486
TIME...MOT...LOC 0133Z 297DEG 33KT 4426 8495
WIND...HAIL <50MPH <.50IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 8:22 PM EDTSpecial Marine WarningAPX83 min
Jul 25, 8:40 PM EDTSevere Thunderstorm WarningAPXMissaukee, Wexford65 min
Jul 25, 8:57 PM EDTSevere Thunderstorm WarningAPXManistee, Missaukee, Wexford60 min
Jul 25, 9:58 PM EDTSevere Thunderstorm WarningAPXGladwin44 min
Jul 25, 10:22 PM EDTFlash Flood WarningAPXMissaukee, Wexford3 hr
Jul 25, 10:34 PM EDTSevere Thunderstorm WarningAPXArenac29 min
Jul 25, 10:46 PM EDTFlash Flood WarningAPXManistee3 hr
Jul 25, 11:16 PM EDTFlash Flood WarningAPXGladwin3 hr

Nearby

Tornado Warnings in Michigan, 2012Every tornado warning in 2012Tornadoes 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.