Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 77, NWS Twin Cities, MN

June 5, 1996Sibley County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 5, 1996, 7:00 PM CDT for Sibley County, Minnesota. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 5, 1996, 7:00 PM CDT (00:00 UTC)
Expired
Jun 5, 1996, 7:35 PM CDT
In force
35 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Sibley County, MN

The radar

The Minneapolis radar (KMPX), 61 km from the middle of the area, began a volume at 00:03 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 nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.0 hours before the alert went out and 58 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 1996-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 238 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1996-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 137 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
238 J/kg
Mixed-layer CIN
-83 J/kg
Mixed-layer LCL
811 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
137 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 060001
SVRMSP
MNC143-060035-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
700 PM CDT WED JUN 5 1996

* SEVERE THUNDERSTORM WARNING FOR
  SIBLEY COUNTY - SOUTH CENTRAL MINNESOTA

* UNTIL 735 PM CDT
 
* SOME LOCATIONS AFFECTED
    GIBBON
    WINTHROP
    GAYLORD

* AT 700 PM CDT DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM 20
  MILES NORTH OF NEW ULM MOVING SOUTHEAST AT 25 MPH.

THIS IS A DANGEROUS STORM...WITH LARGE HAIL. STAY INDOORS AWAY FROM
WINDOWS.

HOWIESON

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 7:10 PM CDTSevere Thunderstorm WarningMPXRedwood35 min
Jun 5, 8:27 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Le Sueur, Waseca48 min
Jun 5, 8:35 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele45 min
Jun 5, 8:35 PM CDTSevere Thunderstorm WarningMPXRice45 min
Jun 5, 8:43 PM CDTSevere Thunderstorm WarningMPXFaribault47 min
Jun 5, 9:08 PM CDTSevere Thunderstorm WarningMPXGoodhue37 min
Jun 5, 9:12 PM CDTSevere Thunderstorm WarningMPXWaseca18 min
Jun 5, 9:20 PM CDTSevere Thunderstorm WarningMPXDodge40 min
Jun 5, 9:22 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele38 min
Jun 5, 9:26 PM CDTTornado WarningMPXDodge34 min
Jun 5, 9:37 PM CDTSevere Thunderstorm WarningMPXMower, Olmsted53 min
Jun 5, 9:57 PM CDTSevere Thunderstorm WarningMPXFillmore48 min
Jun 6, 1:28 AM CDTSevere Thunderstorm WarningMPXDouglas32 min
Jun 6, 1:45 AM CDTSevere Thunderstorm WarningMPXTodd60 min
Jun 6, 1:25 PM CDTTornado WarningMPXCarver30 min
Jun 6, 1:56 PM CDTSevere Thunderstorm WarningMPXMille Lacs49 min
Jun 6, 2:03 PM CDTSevere Thunderstorm WarningMPXCarver, Scott47 min
Jun 6, 2:47 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin48 min
Jun 6, 3:11 PM CDTSevere Thunderstorm WarningMPXLe Sueur49 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1996Every severe thunderstorm warning in 1996

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.