Alert archive / Minnesota / Tornado Warnings in 2003

Tornado Warning 73, NWS Twin Cities, MN

July 19, 2003Meeker County, Renville County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jul 19, 2003, 7:34 PM CDT for Meeker County, Renville County, Minnesota. It was in force for 41 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: Jul 19, 2003, 7:34 PM CDT (00:34 UTC)
Expired: Jul 19, 2003, 8:15 PM CDT
In force: 41 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

Counties Meeker County, MN, Renville County, MN

The radar

The Minneapolis radar (KMPX), 83 km from the middle of the area, began a volume at 00:35 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
Jul 19, 2:40 PM CDT	Severe Thunderstorm Watch	SPC	5 hr
Jul 19, 6:50 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.6 hours before the alert went out and 81 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: 3136 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 793 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 125 m²/s²
0-3 km storm-relative helicity: 180 m²/s²
Significant tornado parameter: 2.9
Supercell composite: 13.4

Open this sounding in Storm Lab

The text

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

819 
WFUS53 KMPX 200034
TORMPX
MNC093-129-200115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
733 PM CDT SAT JUL 19 2003

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN MEEKER COUNTY IN CENTRAL MINNESOTA
  EASTERN RENVILLE COUNTY IN CENTRAL MINNESOTA

* UNTIL 815 PM CDT

* AT 733 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
  TORNADO 3 MILES SOUTHWEST OF CEDAR MILLS...OR ABOUT 9 MILES WEST OF
  HUTCHINSON...MOVING SOUTH AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CEDAR MILLS.
  COSMOS.
  HECTOR.
  BUFFALO LAKE.
  LAKESIDE.
  CORVUSO.

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING WHICH
WAS IN EFFECT FOR THE SAME AREA.

GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

LAT...LON 4506 9452 4504 9472 4452 9480 4474 9465
          4475 9452

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 7:00 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	30 min
Jul 19, 7:28 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Renville	47 min
Jul 19, 7:44 PM CDT	Severe Thunderstorm Warning	MPX	McLeod, Sibley	61 min
Jul 19, 8:19 PM CDT	Severe Thunderstorm Warning	MPX	Nicollet	41 min
Jul 20, 3:21 AM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle, Yellow Medicine	54 min
Jul 20, 5:08 AM CDT	Severe Thunderstorm Warning	MPX	Lac qui Parle	52 min
Jul 20, 5:54 AM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	36 min

Nearby

Tornado Warnings in Minnesota, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.