Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 28, NWS Twin Cities, MN

May 8, 20058 counties in Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 8, 2005, 8:07 PM CDT for 8 counties in Minnesota. It was in force for 53 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
May 8, 2005, 8:07 PM CDT (01:07 UTC)
Expired
May 8, 2005, 9:00 PM CDT
In force
53 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Anoka County, MN, Carver County, MN, Dakota County, MN, Hennepin County, MN, Ramsey County, MN, Scott County, MN, Sibley County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 8 km from the middle of the area, began a volume at 01:09 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
May 8, 5:30 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.1 hours before the alert went out and 10 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 00:00Z on 2005-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1221 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2005-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 75 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
1221 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1254 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
75 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KMPX 090106
SVRMPX
MNC003-019-037-053-123-139-143-171-090200-
/O.NEW.KMPX.SV.W.0028.050509T0107Z-050509T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
807 PM CDT SUN MAY 8 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WRIGHT COUNTY IN CENTRAL MINNESOTA
  ANOKA COUNTY IN EAST CENTRAL MINNESOTA
  HENNEPIN COUNTY IN EAST CENTRAL MINNESOTA
  RAMSEY COUNTY IN EAST CENTRAL MINNESOTA
  CARVER COUNTY IN EAST CENTRAL MINNESOTA
  DAKOTA COUNTY IN EAST CENTRAL MINNESOTA
  SCOTT COUNTY IN EAST CENTRAL MINNESOTA
  SIBLEY COUNTY IN CENTRAL MINNESOTA

* UNTIL 900 PM CDT

* AT 804 PM CDT...DOPPLER RADAR INDICATED A LINE OF SEVERE
  THUNDERSTORMS...CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60
  MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 13 MILES
  SOUTH OF WACONIA TO 13 MILES SOUTH OF EDEN PRAIRIE TO 13 MILES
  SOUTHWEST OF LAKEVILLE...OR ALONG A LINE EXTENDING FROM 23 MILES
  SOUTHWEST OF EXCELSIOR TO 15 MILES SOUTHWEST OF BURNSVILLE TO 15
  MILES NORTH OF FARIBAULT...AND MOVING NORTH AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  LAKEVILLE...
  WACONIA...
  EDEN PRAIRIE...
  MINNETONKA...
  EXCELSIOR...
  BURNSVILLE...
  THE LAKE MINNETONKA AREA...
  BLOOMINGTON...
  EAGAN...
  ST LOUIS PARK...
  PLYMOUTH...
  MAPLE GROVE...
  MINNEAPOLIS...
  ST PAUL...
  ROSEVILLE...
  MAPLEWOOD...
  BROOKLYN PARK...

LAT...LON 4459 9395 4462 9356 4449 9325 4468 9308
      4507 9301 4514 9344 4520 9377

$$

RJN
2 follow-up statements
000 
WWUS53 KMPX 090139
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
836 PM CDT SUN MAY 8 2005

MNC003-019-037-053-123-139-143-171-090200-
/O.CON.KMPX.SV.W.0028.000000T0000Z-050509T0200Z/
WRIGHT MN-ANOKA MN-HENNEPIN MN-RAMSEY MN-CARVER MN-DAKOTA MN-SCOTT 
MN-SIBLEY MN-
836 PM CDT SUN MAY 8 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 900 PM CDT FOR
SIBLEY...SCOTT...DAKOTA...CARVER...RAMSEY...HENNEPIN...ANOKA AND
WRIGHT COUNTIES...

AT 834 PM CDT...STRONG TO SEVERE THUNDERSTORMS WERE CONTINUING TO 
MOVE ACROSS MUCH OF THE TWIN CITIES METRO AREA. THESE STORMS HAVE A 
HISTORY OF PRODUCING THE STRONGEST WINDS ON THE SOUTHWEST...OR 
BACKSIDE...OF THE THUNDERSTORM COMPLEX.

WIND GUSTS NEAR 40 MPH WERE REPORTED AT THE FLYING CLOUD AIRPORT AT 
830 PM CDT.

LAT...LON 4459 9395 4462 9356 4449 9325 4468 9308
      4507 9301 4514 9344 4520 9377

$$

RJN
000 
WWUS53 KMPX 090153
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
851 PM CDT SUN MAY 8 2005

MNC003-019-037-053-123-139-143-171-090208-
/O.CON.KMPX.SV.W.0028.000000T0000Z-050509T0200Z/
WRIGHT MN-ANOKA MN-HENNEPIN MN-RAMSEY MN-CARVER MN-DAKOTA MN-
SCOTT MN-SIBLEY MN-
851 PM CDT SUN MAY 8 2005

...A SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 900 PM CDT FOR 
SIBLEY...SCOTT...DAKOTA...CARVER...RAMSEY...HENNEPIN...ANOKA AND 
WRIGHT COUNTIES...

AT 849 PM CDT...DOPPLER RADAR INDICATED THE STRONG TO SEVERE 
THUNDERSTORMS OVER THE TWIN CITIES METRO AREA WERE WEAKENING. THE 
SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE AT 900 
PM.

LAT...LON 4459 9395 4462 9356 4449 9325 4468 9308
      4507 9301 4514 9344 4520 9377

$$
RJN

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 7:10 PM CDTSevere Thunderstorm WarningMPXChippewa, Swift65 min
May 8, 7:19 PM CDTSevere Thunderstorm WarningMPXRice26 min
May 8, 7:27 PM CDTTornado WarningMPXLac qui Parle33 min
May 8, 8:12 PM CDTSevere Thunderstorm WarningMPXDouglas, Pope59 min
May 9, 5:35 PM CDTTornado WarningMPXLe Sueur, Scott, Sibley38 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2005Every 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.