Alert archive / Michigan / Tornado Warnings in 2007

Tornado Warning 2, NWS Detroit, MI

May 15, 2007Huron County, Michigan

NWS Detroit, MI issued this tornado warning at May 15, 2007, 4:23 PM EDT for Huron County, Michigan. It was in force for 30 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
May 15, 2007, 4:23 PM EDT (20:23 UTC)
Expired
May 15, 2007, 4:53 PM EDT
In force
30 min
Issued by
NWS Detroit, MI
Area
Counties, with a storm outline in the text

County Huron County, MI

The radar

The Detroit radar (KDTX), 139 km from the middle of the area, began a volume at 20:25 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.

IssuedProductOfficeLasted
May 15, 1:53 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 8.4 hours before the alert went out and 135 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 2007-05-15Temperature 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, Detroit, MI at 12:00Z on 2007-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
1711 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
162 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.

000 
WFUS53 KDTX 152023
TORDTX
MIC063-152115-
/O.NEW.KDTX.TO.W.0002.070515T2023Z-070515T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
423 PM EDT TUE MAY 15 2007

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A

* TORNADO WARNING FOR...
  HURON COUNTY IN SOUTHEAST MICHIGAN

* UNTIL 515 PM EDT

* AT 421 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR BAD AXE...
  MOVING EAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  VERONA AND 6 MILES SOUTH OF RAPSON BY 435 PM EDT...
  PARISVILLE BY 440 PM EDT...
  HELENA AND HARBOR BEACH BY 455 PM EDT...
  WHITE ROCK BY 500 PM EDT...

PEOPLE IN THE PROJECTED PATH OF THE TORNADO SHOULD SEEK SHELTER
IMMEDIATELY. MOVE INSIDE A BASEMENT...OR A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR.

LAT...LON 4384 8310 4368 8308 4372 8201 4393 8202

$$

OROW / SHULER
3 follow-up statements
000 
WWUS53 KDTX 152026
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
425 PM EDT TUE MAY 15 2007

MIC063-152115-
/O.CON.KDTX.TO.W.0002.000000T0000Z-070515T2115Z/
HURON MI-
425 PM EDT TUE MAY 15 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR HURON
COUNTY...

AT 421 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO WAS
LOCATED NEAR BAD AXE...MOVING EAST AT 25 MPH.

THE TORNADO WILL BE NEAR...
  VERONA AND RAPSON BY 435 PM EDT...
  7 MILES NORTH OF PARISVILLE BY 445 PM EDT...
  HELENA BY 455 PM EDT...
  HARBOR BEACH BY 500 PM EDT...
  9 MILES NORTH OF WHITE ROCK BY 505 PM EDT...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING 
EXTREMELY LARGE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

AT 415 PM EDT...A TRAINED WEATHER SPOTTER REPORTED BASEBALL SIZED 
HAIL 2 MILES SOUTHWEST OF BAD AXE.

PEOPLE IN THE PROJECTED PATH OF THE TORNADO SHOULD SEEK SHELTER
IMMEDIATELY. MOVE INSIDE A BASEMENT...OR A SMALL INTERIOR ROOM ON THE
LOWEST FLOOR.

LAT...LON 4384 8310 4368 8308 4372 8201 4393 8202

$$

OROW SHULER
000 
WWUS53 KDTX 152045
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
443 PM EDT TUE MAY 15 2007

MIC063-152115-
/O.CON.KDTX.TO.W.0002.000000T0000Z-070515T2115Z/
HURON MI-
443 PM EDT TUE MAY 15 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR HURON
COUNTY...

AT 443 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO WAS
LOCATED NEAR HELENA...OR ABOUT 15 MILES EAST OF BAD AXE...MOVING EAST
AT 45 MPH.

THE TORNADO WILL BE NEAR...
  BETWEEN HARBOR BEACH AND WHITE ROCK BY 450 PM EDT...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING UP 
TO BASEBALL SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

SEEK SHELTER IN THE INNERMOST PORTION OF THE BUILDING...ON THE LOWEST
FLOOR. GET TO A BASEMENT IF ONE IS AVAILABLE...AND AVOID WINDOWS.
PROTECT YOUR BODY FROM FLYING DEBRIS WITH CUSHIONS OR PILLOWS.

LAT...LON 4384 8310 4368 8308 4369 8258 4387 8264

$$

SHULER
000 
WWUS53 KDTX 152053
SVSDTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
451 PM EDT TUE MAY 15 2007

MIC063-152101-
/O.CAN.KDTX.TO.W.0002.000000T0000Z-070515T2115Z/
HURON MI-
451 PM EDT TUE MAY 15 2007

...THE TORNADO WARNING FOR HURON COUNTY IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE SEVERE THUNDERSTORM
THAT PROMPTED THE WARNING HAD EXITED THE COUNTY. THUS...THE WARNING 
HAS BEEN CANCELLED.

ADDITIONAL THUNDERSTORMS ARE ABOUT TO MOVE INTO WESTERN PORTIONS OF 
HURON COUNTY. RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND 
GUSTY WINDS WERE STILL POSSIBLE FROM THESE THUNDERSTORMS.

SEVERE THUNDERSTORM WATCH NUMBER 275 REMAINS IN EFFECT UNTIL 10 PM 
EDT.

IF YOU CAN HEAR THUNDER OR SEE LIGHTNING...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING...EVEN IF THE SKY ABOVE YOU IS BLUE. WHEN A
THUNDERSTORM APPROACHES...MOVE TO A PLACE OF SAFETY.

LAT...LON 4384 8310 4368 8308 4369 8258 4387 8264

$$

SHULER

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 2:50 PM EDTSevere Thunderstorm WarningDTXLenawee81 min
May 15, 3:04 PM EDTSpecial Marine WarningDTX86 min
May 15, 3:13 PM EDTSevere Thunderstorm WarningDTXWashtenaw63 min
May 15, 3:16 PM EDTSevere Thunderstorm WarningDTXBay29 min
May 15, 3:29 PM EDTSevere Thunderstorm WarningDTXWayne91 min
May 15, 3:32 PM EDTSpecial Marine WarningDTX93 min
May 15, 3:52 PM EDTSevere Thunderstorm WarningDTXHuron, Tuscola53 min
May 15, 3:52 PM EDTSevere Thunderstorm WarningDTXMacomb, Oakland83 min
May 15, 4:16 PM EDTSpecial Marine WarningDTX89 min
May 15, 4:19 PM EDTSpecial Marine WarningDTX116 min
May 15, 4:26 PM EDTSpecial Marine WarningDTX45 min
May 15, 4:35 PM EDTSevere Thunderstorm WarningDTXSaint Clair85 min
May 15, 4:56 PM EDTSevere Thunderstorm WarningDTXSanilac39 min
May 15, 5:21 PM EDTSevere Thunderstorm WarningDTXMacomb, Oakland39 min
May 15, 5:48 PM EDTSevere Thunderstorm WarningDTXSaint Clair36 min
May 15, 6:11 PM EDTSpecial Marine WarningDTX19 min
May 15, 6:20 PM EDTSevere Thunderstorm WarningDTXLivingston, Washtenaw71 min
May 15, 6:21 PM EDTSevere Thunderstorm WarningDTXOakland84 min
May 15, 6:47 PM EDTSpecial Marine WarningDTX58 min
May 15, 6:55 PM EDTSevere Thunderstorm WarningDTXGenesee, Shiawassee80 min
May 15, 7:01 PM EDTSevere Thunderstorm WarningDTXMacomb68 min
May 15, 7:11 PM EDTSpecial Marine WarningDTX35 min
May 15, 7:11 PM EDTSevere Thunderstorm WarningDTXLapeer65 min
May 15, 7:38 PM EDTSevere Thunderstorm WarningDTXSaint Clair46 min
May 15, 7:43 PM EDTTornado WarningDTXShiawassee24 min
May 15, 7:54 PM EDTSpecial Marine WarningDTX44 min

Nearby

Tornado Warnings in Michigan, 2007Every tornado warning in 2007Tornadoes in 2007

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.