Alert archive / Michigan / Tornado Warnings in 2012

Tornado Warning 4, NWS Gaylord, MI

May 3, 2012Gladwin County, Michigan

NWS Gaylord, MI issued this tornado warning at May 3, 2012, 4:16 PM EDT for Gladwin County, Michigan. It was in force for 32 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
May 3, 2012, 4:16 PM EDT (20:16 UTC)
Expired
May 3, 2012, 4:48 PM EDT
In force
32 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon

County Gladwin County, MI

The radar

The NCL Michigan radar (KAPX), 122 km from the middle of the area, began a volume at 20:18 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 3, 4:18 PM EDTHAIL 0.25Albright Shores, MI
May 3, 4:25 PM EDTHAIL 14 Ssw Rhodes, MIRELAYED VIA NWS DETROIT
May 3, 4:25 PM EDTHAIL 24 S Rhodes, MINEAR THE INTERSECTION OF RHODES RD. AND SWINSON-NEUMAN RD.

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
May 3, 12:41 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 8.3 hours before the alert went out and 147 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, Detroit, MI at 12:00Z on 2012-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1476 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2012-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 212 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
1476 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
212 m²/s²
0-3 km storm-relative helicity
233 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.3

Open this sounding in Storm Lab

The text

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

356 
WFUS53 KAPX 032016
TORAPX
MIC051-032100-
/O.NEW.KAPX.TO.W.0004.120503T2016Z-120503T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
416 PM EDT THU MAY 3 2012

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN GLADWIN COUNTY IN NORTHERN LOWER MICHIGAN...

* UNTIL 500 PM EDT

* AT 413 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR EDENVILLE...OR 13 MILES SOUTHEAST OF
  GLADWIN...AND MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RHODES.

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 4381 8461 4388 8461 4390 8416 4383 8416
      4382 8417 4382 8436 4381 8437 4381 8460
TIME...MOT...LOC 2016Z 259DEG 34KT 4383 8431

$$


ARNOTT
2 follow-up statements
320 
WWUS34 KAPX 032032
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
432 PM EDT THU MAY 3 2012

MIC051-032100-
/O.CON.KAPX.TO.W.0004.000000T0000Z-120503T2100Z/
GLADWIN MI-
432 PM EDT THU MAY 3 2012

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN GLADWIN
COUNTY UNTIL 500 PM EDT...

AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR EDENVILLE...OR 13 MILES SOUTH OF GLADWIN...
MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  RHODES.

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 4381 8437 4381 8447 4389 8434 4390 8416
      4383 8416 4382 8417 4382 8436
TIME...MOT...LOC 2033Z 258DEG 34KT 4382 8433
WIND...HAIL <50MPH <.50IN

$$
749 
WWUS34 KAPX 032048
SVSAPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GAYLORD MI
448 PM EDT THU MAY 3 2012

MIC051-032058-
/O.CAN.KAPX.TO.W.0004.000000T0000Z-120503T2100Z/
GLADWIN MI-
448 PM EDT THU MAY 3 2012

...THE TORNADO WARNING FOR SOUTHEASTERN GLADWIN COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA...HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS
THUNDERSTORM.

IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 6 PM. 

LAT...LON 4381 8437 4381 8447 4389 8434 4390 8416
      4383 8416 4382 8417 4382 8436
TIME...MOT...LOC 2048Z 258DEG 34KT 4385 8414
WIND...HAIL <50MPH <.50IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 4:04 AM EDTSevere Thunderstorm WarningAPXMissaukee, Wexford29 min
May 3, 4:39 AM EDTFlash Flood WarningAPXManistee, Missaukee, Wexford6 hr
May 3, 4:51 AM EDTSevere Thunderstorm WarningAPXCrawford, Missaukee, Roscommon24 min
May 3, 6:52 AM EDTSevere Thunderstorm WarningAPXArenac, Gladwin, Iosco, Ogemaw, Roscommon68 min
May 3, 7:18 AM EDTSpecial Marine WarningAPX117 min
May 3, 11:37 AM EDTSpecial Marine WarningAPX98 min
May 3, 11:47 AM EDTRiver Flood WatchAPXArenac11 hr
May 3, 12:30 PM EDTSpecial Marine WarningAPX71 min
May 3, 12:35 PM EDTSevere Thunderstorm WarningAPXBenzie, Grand Traverse, Leelanau, Manistee, Wexford55 min
May 3, 1:21 PM EDTSpecial Marine WarningAPX39 min
May 3, 3:18 PM EDTSpecial Marine WarningAPX102 min
May 3, 3:56 PM EDTTornado WarningAPXArenac, Gladwin49 min
May 3, 4:56 PM EDTSpecial Marine WarningAPX55 min
May 3, 5:09 PM EDTRiver Flood WarningAPXArenac40 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.