Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 111, NWS Twin Cities, MN

June 29, 1996Douglas County, Todd County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 1996, 4:48 PM CDT for Douglas County, Todd County, Minnesota. It was in force for 42 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 29, 1996, 4:48 PM CDT (21:48 UTC)
Expired
Jun 29, 1996, 5:30 PM CDT
In force
42 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Douglas County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 180 km from the middle of the area, began a volume at 21:48 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 12:00Z, 9.8 hours before the alert went out and 178 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 1996-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 734 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 12:00Z on 1996-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 185 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
734 J/kg
Mixed-layer CIN
-155 J/kg
Mixed-layer LCL
1273 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
185 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 292149
SVRMSP
MNC041-153-292230-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
448 PM CDT SAT JUN 29 1996

* SEVERE THUNDERSTORM WARNING FOR
  SOUTHEASTERN DOUGLAS COUNTY - WEST CENTRAL MINNESOTA
  SOUTHERN TODD COUNTY - CENTRAL MINNESOTA

* UNTIL 530 PM CDT
 
* SOME LOCATIONS AFFECTED
    FORADA
    LONG PRAIRIE
    WEST UNION
    GREY EAGLE

* AT 445 PM CDT A SEVERE WEATHER SPOTTER REPORTED A SEVERE
  THUNDERSTORM JUST SOUTH OF ALEXANDRIA NEAR FORADA MOVING EAST AT
  30 TO 35 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 29, 2:16 PM CDTSevere Thunderstorm WarningMPXDakota29 min
Jun 29, 2:30 PM CDTSevere Thunderstorm WarningMPXGoodhue65 min
Jun 29, 3:45 PM CDTSevere Thunderstorm WarningMPXSteele45 min
Jun 29, 3:53 PM CDTSevere Thunderstorm WarningMPXDodge37 min
Jun 29, 4:03 PM CDTSevere Thunderstorm WarningMPXStevens27 min
Jun 29, 4:15 PM CDTTornado WarningMPXDodge, Olmsted30 min
Jun 29, 5:03 PM CDTSevere Thunderstorm WarningMPXStearns57 min
Jun 29, 5:19 PM CDTSevere Thunderstorm WarningMPXFillmore, Houston41 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.