Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 24, NWS Twin Cities, MN

May 8, 2005Redwood County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 8, 2005, 6:05 PM CDT for Redwood County, Minnesota. It was in force for 40 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, 6:05 PM CDT (23:05 UTC)
Expired
May 8, 2005, 6:45 PM CDT
In force
40 min
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Redwood County, MN

The radar

The Sioux Falls radar (KFSD), 132 km from the middle of the area, began a volume at 23:06 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, 1:50 PM CDTTornado WatchSPC7 hr
May 8, 5:30 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.1 hours before the alert went out and 158 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 12:00Z on 2005-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2005-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1347 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
112 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 082305
SVRMPX
MNC127-082345-
/O.NEW.KMPX.SV.W.0024.050508T2305Z-050508T2345Z/

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

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  REDWOOD COUNTY IN SOUTHWEST MINNESOTA

* UNTIL 645 PM CDT

* AT 601 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM...
  CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS
  LOCATED 7 MILES SOUTH OF WALNUT GROVE...OR ABOUT 17 MILES NORTHEAST
  OF SLAYTON...AND MOVING NORTH AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WALNUT GROVE...
  LUCAN...
  MILROY...
  SEAFORTH...
  VESTA...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. 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 4421 9556 4421 9528 4454 9530 4453 9559

$$

RAH
1 follow-up statement
000 
WWUS53 KMPX 082320
SVSMPX

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

MNC127-082345-
/O.CON.KMPX.SV.W.0024.000000T0000Z-050508T2345Z/
REDWOOD MN-
618 PM CDT SUN MAY 8 2005

...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 645 PM CDT FOR
REDWOOD COUNTY...

AT 614 PM...QUARTER SIZE HAIL WAS REPORTED IN WALNUT GROVE BY A 
WEATHER SPOTTER WITH THIS STORM.

AT 616 PM CDT...THIS STORM WAS LOCATED NEAR WALNUT GROVE...OR ABOUT 
20 MILES SOUTHEAST OF MARSHALL...MOVING NORTH AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE VESTA...SEAFORTH...REVERE...
MILROY AND LUCAN.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT SUNDAY EVENING FOR
SOUTHWESTERN MINNESOTA.

LAT...LON 4421 9556 4421 9528 4454 9530 4453 9559

$$

RAH

The office that day

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

IssuedProductOfficeCountiesLasted
May 7, 9:45 PM CDTSevere Thunderstorm WarningMPXStevens, Swift45 min
May 8, 5:11 PM CDTSevere Thunderstorm WarningMPXFaribault, Martin64 min
May 8, 6:26 PM CDTTornado WarningMPXLac qui Parle64 min
May 8, 6:42 PM CDTSevere Thunderstorm WarningMPXYellow Medicine48 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.