Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 10, NWS Twin Cities, MN

April 5, 2005Swift County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Apr 5, 2005, 8:58 PM CDT for Swift County, Minnesota. It was in force for 62 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
Apr 5, 2005, 8:58 PM CDT (01:58 UTC)
Expired
Apr 5, 2005, 10:00 PM CDT
In force
62 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Swift County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 2.0 hours before the alert went out and 157 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 2005-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1022 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 2005-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.193958Sfc1 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
1022 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1015 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
48 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.

000 
WUUS53 KMPX 060159
SVRMPX
MNC151-060300-
/O.NEW.KMPX.SV.W.0010.050406T0158Z-050406T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
858 PM CDT TUE APR 5 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA

* UNTIL 1000 PM CDT

* AT 857 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED NEAR
  BENSON...OR ABOUT OVER BENSON...AND MOVING EAST AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DE GRAFF.
  KERKHOVEN.

LAT...LON 4536 9564 4518 9567 4516 9525 4539 9527

$$

JPR
2 follow-up statements
000 
WWUS53 KMPX 060209
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
907 PM CDT TUE APR 5 2005

MNC151-060300-
/O.CON.KMPX.SV.W.0010.000000T0000Z-050406T0300Z/
SWIFT MN-
907 PM CDT TUE APR 5 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1000 PM CDT FOR
EASTERN SWIFT COUNTY...

AT 905 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE 
THUNDERSTORM...CAPABLE OF PRODUCING LARGE HAIL...ABOUT 3 MILES WEST 
OF DE GRAFF. THIS THUNDERSTORM WAS MOVING TOWARD THE EAST AT 10 MPH

OTHER LOCATIONS IN THE WARNING INCLUDE MURDOCK AND KERKHOVEN.

LAT...LON 4536 9564 4518 9567 4516 9525 4539 9527

$$
NAISTAT
000 
WWUS53 KMPX 060255
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
951 PM CDT TUE APR 5 2005

MNC151-060310-
/O.CON.KMPX.SV.W.0010.000000T0000Z-050406T0300Z/
SWIFT MN-
951 PM CDT TUE APR 5 2005

...A SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 1000 PM CDT FOR 
EASTERN SWIFT COUNTY...

AT 950 PM CDT...DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS OVER 
EASTERN SWIFT COUNTY WERE WEAKENING. THE SEVERE THUNDERSTORM WARNING 
FOR EASTERN SWIFT COUNTY WILL BE ALLOWED TO EXPIRE AT 1000 PM 
CDT.

EARLIER...DIME SIZE HAIL WAS REPORTED AT 933 PM IN THE CITY OF 
DE GRAFF.


LAT...LON 4536 9564 4518 9567 4516 9525 4539 9527

$$
NAISTAT

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 7:38 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker, Stearns67 min
Apr 5, 7:47 PM CDTSevere Thunderstorm WarningMPXSwift59 min
Apr 5, 8:49 PM CDTSevere Thunderstorm WarningMPXMeeker, Stearns56 min
Apr 6, 12:24 AM CDTSevere Thunderstorm WarningMPXIsanti36 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.