Alert archive / Minnesota / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 125, NWS Twin Cities, MN

June 5, 2004Chisago County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 5, 2004, 4:43 PM CDT for Chisago County, Minnesota. It was in force for 47 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 5, 2004, 4:43 PM CDT (21:43 UTC)
Expired: Jun 5, 2004, 5:30 PM CDT
In force: 47 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Chisago County, MN

The radar

The Minneapolis radar (KMPX), 99 km from the middle of the area, began a volume at 21:45 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, 9.7 hours before the alert went out and 101 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1287 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 320 m²/s²
0-3 km storm-relative helicity: 231 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

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

304 
WUUS53 KMPX 052143
SVRMPX
MNC025-052230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
442 PM CDT SAT JUN 5 2004

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CHISAGO COUNTY IN EAST CENTRAL MINNESOTA

* UNTIL 530 PM CDT

* AT 442 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...   
  CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS 
  LOCATED NEAR RUSH CITY...OR ABOUT 11 MILES NORTHEAST OF            
  CAMBRIDGE...AND MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HARRIS.
  RUSH CITY.
  SHAFER.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. 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 4573 9313 4564 9313 4537 9275 4551 9272
      4561 9290 4564 9290 4566 9289 4573 9285

$$

BINAU

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 5, 3:23 PM CDT	Severe Thunderstorm Warning	MPX	Kanabec	37 min
Jun 5, 4:16 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	29 min
Jun 5, 4:33 PM CDT	Severe Thunderstorm Warning	MPX	Redwood	27 min
Jun 5, 4:48 PM CDT	Tornado Warning	MPX	Chisago	42 min
Jun 5, 5:03 PM CDT	Severe Thunderstorm Warning	MPX	Redwood	42 min
Jun 5, 5:20 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Washington	40 min
Jun 5, 5:35 PM CDT	Severe Thunderstorm Warning	MPX	Chisago	40 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2004 Every severe thunderstorm warning in 2004

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.