Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 122, NWS Twin Cities, MN

July 11, 1996Pope County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 11, 1996, 6:27 PM CDT for Pope County, Minnesota. It was in force for 33 min. 1 report 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
Jul 11, 1996, 6:27 PM CDT (23:27 UTC)
Expired
Jul 11, 1996, 7:00 PM CDT
In force
33 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Pope County, MN

What was reported inside it

TimeReportWhereRemark
Jul 11, 6:37 PM CDTHail 1Glenwood, MN

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, 11.5 hours before the alert went out and 166 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 1996-07-11Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 1996-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 218 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
1660 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
218 m²/s²
0-3 km storm-relative helicity
282 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSP 112329
SVRMSP
MNC121-120000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
627 PM CDT THU JUL 11 1996

* SEVERE THUNDERSTORM WARNING FOR
  POPE COUNTY - WEST CENTRAL MINNESOTA

* UNTIL 700 PM CDT
 
* SOME LOCATIONS AFFECTED
    GLENWOOD
    GROVE LAKE
    SEDAN

* AT 625 PM CDT DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM ABOUT
  20 MILES SOUTH OF ALEXANDRIA MOVING MOVING EAST AT 25 MPH.

GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! A TORNADO
WATCH IS IN EFFECT.  SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES.

MILLER

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.