Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 160, NWS Twin Cities, MN

June 27, 2005Anoka County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 27, 2005, 6:34 PM CDT for Anoka 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: Jun 27, 2005, 6:34 PM CDT (23:34 UTC)
Expired: Jun 27, 2005, 7:15 PM CDT
In force: 41 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

County Anoka County, MN

The radar

The Minneapolis radar (KMPX), 49 km from the middle of the area, began a volume at 23:37 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 27, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Jun 27, 5:45 PM CDT	Severe Thunderstorm Watch	SPC	3 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.6 hours before the alert went out and 50 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: 768 J/kg
Mixed-layer CIN: -175 J/kg
Mixed-layer LCL: 1390 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 210 m²/s²
0-3 km storm-relative helicity: 221 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.5

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 272334
SVRMPX
MNC003-280015-
/O.NEW.KMPX.SV.W.0160.050627T2334Z-050628T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
634 PM CDT MON JUN 27 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 715 PM CDT

* AT 632 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED NEAR
  BLAINE...OR ABOUT 13 MILES NORTH OF MINNEAPOLIS...AND MOVING
  NORTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  EAST BETHEL...
  ANOKA...
  COON RAPIDS...
  BLAINE...
  HAM LAKE...

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 4519 9336 4511 9325 4522 9302 4541 9323

$$

KAT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 27, 3:40 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns	50 min
Jun 27, 4:12 PM CDT	Severe Thunderstorm Warning	MPX	Yellow Medicine	49 min
Jun 27, 4:29 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Stearns, Wright	61 min
Jun 27, 5:04 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin	56 min
Jun 27, 5:07 PM CDT	Severe Thunderstorm Warning	MPX	Sherburne	53 min
Jun 27, 5:10 PM CDT	Severe Thunderstorm Warning	MPX	Redwood	31 min
Jun 27, 5:30 PM CDT	Severe Thunderstorm Warning	MPX	Ramsey	30 min
Jun 27, 5:32 PM CDT	Severe Thunderstorm Warning	MPX	Meeker, Wright	58 min
Jun 27, 5:53 PM CDT	Severe Thunderstorm Warning	MPX	Isanti	52 min
Jun 27, 6:11 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Waseca	49 min
Jun 27, 6:29 PM CDT	Flash Flood Warning	MPX	Wright	3 hr
Jun 27, 6:39 PM CDT	Severe Thunderstorm Warning	MPX	Rice	51 min
Jun 27, 6:40 PM CDT	Tornado Warning	MPX	Anoka, Ramsey	35 min
Jun 27, 6:52 PM CDT	Tornado Warning	MPX	Waseca	38 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.