Alert archive / Minnesota / Tornado Warnings in 2003

Tornado Warning 45, NWS Twin Cities, MN

July 9, 2003Stevens County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Jul 9, 2003, 3:58 PM CDT for Stevens County, Minnesota. It was in force for 32 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 9, 2003, 3:58 PM CDT (20:58 UTC)
Expired
Jul 9, 2003, 4:30 PM CDT
In force
32 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Stevens County, MN

The radar

The Aberdeen radar (KABR), 192 km from the middle of the area, began a volume at 21:01 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 9.0 hours before the alert went out and 200 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 2003-07-09Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2003-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
1344 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
105 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.

431 
WFUS53 KMPX 092058
TORMPX
MNC149-092130-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
358 PM CDT WED JUL 9 2003

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* TORNADO WARNING FOR...
  STEVENS COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 430 PM CDT

* AT 358 PM CDT...RADAR INDICATED A STORM CAPABLE OF PRODUCING A
  TORNADO 3 MILES SOUTHWEST OF MORRIS...MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ALBERTA.
  HANCOCK.
  MORRIS.
  

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

LAT...LON 4556 9613 4542 9595 4545 9577 4575 9577

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 3:37 PM CDTTornado WarningMPXStevens23 min
Jul 9, 3:39 PM CDTTornado WarningMPXRedwood, Renville51 min
Jul 9, 4:15 PM CDTTornado WarningMPXBrown, Nicollet30 min
Jul 9, 4:20 PM CDTTornado WarningMPXBrown, Nicollet25 min
Jul 9, 4:27 PM CDTTornado WarningMPXRenville18 min
Jul 9, 4:39 PM CDTTornado WarningMPXBrown, Nicollet36 min
Jul 9, 5:00 PM CDTTornado WarningMPXChippewa, Swift45 min
Jul 9, 5:07 PM CDTTornado WarningMPXBlue Earth, Brown, Nicollet53 min
Jul 9, 5:20 PM CDTTornado WarningMPXRenville, Yellow Medicine25 min
Jul 9, 5:50 PM CDTTornado WarningMPXKandiyohi, Renville40 min
Jul 9, 5:54 PM CDTTornado WarningMPXBlue Earth51 min
Jul 9, 6:30 PM CDTSevere Thunderstorm WarningMPXMeeker, Renville45 min
Jul 9, 6:39 PM CDTSevere Thunderstorm WarningMPXMcLeod, Sibley51 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.