Alert archive / Minnesota / Tornado Warnings in 2003

Tornado Warning 71, NWS Twin Cities, MN

July 19, 2003Stearns County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jul 19, 2003, 5:02 PM CDT for Stearns County, Minnesota. It was in force for 43 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, 5:02 PM CDT (22:02 UTC)
Expired
Jul 19, 2003, 5:45 PM CDT
In force
43 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Stearns County, MN

The radar

The Minneapolis radar (KMPX), 110 km from the middle of the area, began a volume at 22:04 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
Jul 19, 2:40 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.0 hours before the alert went out and 108 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, Minneapolis, MN at 12:00Z on 2003-07-19Temperature 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, Minneapolis, MN at 12:00Z on 2003-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1684 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
111 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.

974 
WFUS53 KMPX 192202
TORMPX
MNC145-192245-

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  STEARNS COUNTY IN CENTRAL MINNESOTA

* UNTIL 545 PM CDT

* AT 501 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
  TORNADO OVER AVON...OR ABOUT 14 MILES WEST OF ST CLOUD...MOVING
  SOUTH AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ALBANY.
  AVON.
  SARTELL.
  COLD SPRING.
  ROCKVILLE.
  ST JOSEPH.
  COLLEGEVILLE.
 
GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR

LAT...LON 4569 9477 4535 9470 4539 9413 4571 9428

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 2:59 PM CDTSevere Thunderstorm WarningMPXMorrison, Todd61 min
Jul 19, 3:42 PM CDTTornado WarningMPXTodd33 min
Jul 19, 3:58 PM CDTSevere Thunderstorm WarningMPXMorrison62 min
Jul 19, 4:05 PM CDTTornado WarningMPXMorrison25 min
Jul 19, 4:06 PM CDTTornado WarningMPXMorrison54 min
Jul 19, 4:23 PM CDTSevere Thunderstorm WarningMPXTodd52 min
Jul 19, 4:36 PM CDTSevere Thunderstorm WarningMPXStearns54 min
Jul 19, 4:56 PM CDTSevere Thunderstorm WarningMPXMorrison34 min
Jul 19, 5:41 PM CDTSevere Thunderstorm WarningMPXTodd49 min
Jul 19, 5:47 PM CDTSevere Thunderstorm WarningMPXStearns43 min
Jul 19, 5:54 PM CDTTornado WarningMPXStearns36 min
Jul 19, 6:00 PM CDTSevere Thunderstorm WarningMPXMeeker60 min
Jul 19, 6:01 PM CDTSevere Thunderstorm WarningMPXMeeker59 min
Jul 19, 6:46 PM CDTSevere Thunderstorm WarningMPXMcLeod59 min

Nearby

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