Alert archive / Minnesota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 16, NWS Twin Cities, MN

May 17, 2000Brown County, Redwood County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 17, 2000, 12:22 PM CDT for Brown County, Redwood County, Minnesota. It was in force for 68 min. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 17, 2000, 12:22 PM CDT (17:22 UTC)
Expired
May 17, 2000, 1:30 PM CDT
In force
68 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Brown County, MN, Redwood County, MN

What was reported inside it

TimeReportWhereRemark
May 17, 12:27 PM CDTHail 1.75Sleepy Eye, MN
May 17, 12:40 PM CDTHail 0.75Sanborn, MN
May 17, 12:45 PM CDTHail 0.75Comfrey, MN
May 17, 12:50 PM CDTHail 0.88Springfield, MN
May 17, 12:55 PM CDTHail 1.75New Ulm, MNMore than 100 vehicles at a dealership sustained damage.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 5.4 hours before the alert went out and 125 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 2000-05-17Temperature 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 2000-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
994 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
134 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.

492 
WUUS53 KMPX 171727
SVRMSP
MNC015-127-171830-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1222 PM CDT WED MAY 17 2000

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN REDWOOD COUNTY IN SOUTHWEST MINNESOTA
  BROWN COUNTY IN SOUTH CENTRAL MINNESOTA

* UNTIL 130 PM CDT

* AT 1222 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM WITH LARGE HAIL AND DAMAGING WINDS OVER SLEEPY
  EYE...OR ABOUT 13 MILES WEST OF NEW ULM...MOVING NORTHEAST AT 25   
  MPH.  A SECOND LINE OF SEVERE THUNDERSTORMS WAS OVER SOUTH CENTRAL
  REDWOOD COUNTY ABOUT 8 MILES SOUTHWEST OF REDWOOD FALLS...MOVING   
  TO THE EAST 35 MPH.

* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
  SLEEPY EYE
  SANBORN
  COMFREY
  NEW ULM
  CLEMENTS
  SPRINGFIELD

AT 1225 PM...A STORM SPOTTER REPORTED GOLFBALL HAIL JUST OUTSIDE 
SLEEPY EYE. 

LARGE HAIL AND DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER
IN A STURDY BUILDING AND STAY AWAY FROM WINDOWS.

&&

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 10:31 AM CDTSevere Thunderstorm WarningMPXFreeborn29 min
May 17, 11:36 AM CDTSevere Thunderstorm WarningMPXBrown, Redwood54 min
May 17, 12:47 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet58 min
May 17, 1:06 PM CDTSevere Thunderstorm WarningMPXWatonwan39 min
May 17, 1:28 PM CDTSevere Thunderstorm WarningMPXLe Sueur62 min
May 17, 1:46 PM CDTSevere Thunderstorm WarningMPXBlue Earth39 min
May 17, 2:12 PM CDTSevere Thunderstorm WarningMPXRice48 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.