Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 393, NWS Twin Cities, MN

September 21, 2005Kandiyohi County, Stearns County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 21, 2005, 5:23 PM CDT for Kandiyohi County, Stearns County, Minnesota. It was in force for 67 min. 9 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Sep 21, 2005, 5:23 PM CDT (22:23 UTC)
Expired: Sep 21, 2005, 6:30 PM CDT
In force: 67 min
Issued by: NWS Twin Cities, MN
Area: Counties, with a storm outline in the text

Counties Kandiyohi County, MN, Stearns County, MN

The radar

The Minneapolis radar (KMPX), 111 km from the middle of the area, began a volume at 22:23 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.

What was reported inside it

Time	Report	Where	Remark
Sep 21, 5:45 PM CDT	FUNNEL CLOUD	2 E Paynesville, MN
Sep 21, 5:54 PM CDT	HAIL 1	1 S Richmond, MN	COVERING THE GROUND.
Sep 21, 5:56 PM CDT	HAIL 2	Richmond, MN
Sep 21, 5:58 PM CDT	HAIL 0.75	5 S Cold Spring, MN
Sep 21, 5:58 PM CDT	HAIL 0.75	Cold Spring, MN
Sep 21, 6:00 PM CDT	HAIL 1	5 S Cold Spring, MN
Sep 21, 6:02 PM CDT	TSTM WND DMG	5 N Kimball, MN	STREET SIGNS KNOCKED DOWN.
Sep 21, 6:03 PM CDT	HAIL 1	3 E Cold Spring, MN
Sep 21, 6:20 PM CDT	HAIL 1	9 W Clearwater, MN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 10.4 hours before the alert went out and 109 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: 15 J/kg
Mixed-layer CIN: -441 J/kg
Mixed-layer LCL: 1544 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 60 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.

000 
WUUS53 KMPX 212224
SVRMPX
MNC067-145-212330-
/O.NEW.KMPX.SV.W.0393.050921T2223Z-050921T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
523 PM CDT WED SEP 21 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  STEARNS COUNTY IN CENTRAL MINNESOTA
  KANDIYOHI COUNTY IN CENTRAL MINNESOTA

* UNTIL 630 PM CDT

* AT 519 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS
  LOCATED 8 MILES WEST OF PAYNESVILLE...OR ABOUT 22 MILES NORTH OF   
  WILLMAR...AND MOVING EAST AT 25 MPH. ADDITIONAL SEVERE             
  THUNDERSTORMS WERE LOCATED NEAR ALBANY...AND ALSO WEST OF WILLMAR.

* LOCATIONS IMPACTED INCLUDE...
  PAYNESVILLE...
  ALBANY...
  ST CLOUD...
  NEW LONDON...

STAY INDOORS...AND AWAY FROM WINDOWS.

LAT...LON 4529 9523 4507 9524 4533 9475 4541 9409
      4556 9418 4573 9436 4557 9489

$$

KAT

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 21, 5:34 PM CDT	Tornado Warning	MPX	Stearns	56 min
Sep 21, 5:35 PM CDT	Severe Thunderstorm Warning	MPX	Benton, Sherburne	40 min
Sep 21, 5:50 PM CDT	Tornado Warning	MPX	Kandiyohi	40 min
Sep 21, 5:59 PM CDT	Severe Thunderstorm Warning	MPX	Meeker	61 min
Sep 21, 6:04 PM CDT	Tornado Warning	MPX	Sherburne, Wright	41 min
Sep 21, 6:14 PM CDT	Tornado Warning	MPX	Meeker	31 min
Sep 21, 6:21 PM CDT	Severe Thunderstorm Warning	MPX	Chisago	39 min
Sep 21, 6:38 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Hennepin, Sherburne, Wright	67 min
Sep 21, 6:53 PM CDT	Severe Thunderstorm Warning	MPX	McLeod, Meeker	67 min
Sep 21, 6:59 PM CDT	Tornado Warning	MPX	McLeod, Meeker	27 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.