Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 180, NWS Twin Cities, MN

June 29, 2005Yellow Medicine County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 2005, 6:10 PM CDT for Yellow Medicine County, Minnesota. It was in force for 20 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: Jun 29, 2005, 6:10 PM CDT (23:10 UTC)
Expired: Jun 29, 2005, 6:30 PM CDT
In force: 20 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Yellow Medicine County, MN

The radar

The Sioux Falls radar (KFSD), 149 km from the middle of the area, began a volume at 23:10 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
Jun 29, 3:50 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.2 hours before the alert went out and 155 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: 318 J/kg
Mixed-layer CIN: -355 J/kg
Mixed-layer LCL: 1058 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 114 m²/s²
0-3 km storm-relative helicity: 187 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 
WUUS53 KMPX 292310
SVRMPX
MNC173-292345-
/O.NEW.KMPX.SV.W.0180.050629T2310Z-050629T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
610 PM CDT WED JUN 29 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  YELLOW MEDICINE COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 645 PM CDT

* AT 608 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED NEAR
  ECHO...OR ABOUT 16 MILES SOUTH OF GRANITE FALLS...AND MOVING
  NORTHEAST AT 35 MPH.

IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY 
IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 4462 9561 4454 9558 4455 9537 4475 9548

$$

KAT

1 follow-up statement

000 
WWUS53 KMPX 292331
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
631 PM CDT WED JUN 29 2005

MNC127-292341-
/O.CAN.KMPX.TO.W.0046.000000T0000Z-050629T2345Z/
REDWOOD MN-
631 PM CDT WED JUN 29 2005

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

THE SEVERE STORM HAS MOVED OUT OF THE WARNED AREA. THEREFORE...THE
TORNADO WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING
FOR SOUTHWESTERN MINNESOTA.

LAT...LON 4453 9559 4438 9559 4447 9504 4456 9509
      4469 9535 4454 9534

$$

KAT

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 29, 4:19 PM CDT	Severe Thunderstorm Warning	MPX	Stevens	56 min
Jun 29, 5:12 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stevens	63 min
Jun 29, 5:14 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	46 min
Jun 29, 5:24 PM CDT	Severe Thunderstorm Warning	MPX	Swift	51 min
Jun 29, 5:55 PM CDT	Tornado Warning	MPX	Redwood	36 min
Jun 29, 6:14 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Todd	61 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005 Every severe thunderstorm warning in 2005

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.