Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 123, NWS Twin Cities, MN

July 11, 1996Douglas County, Todd County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 11, 1996, 8:00 PM CDT for Douglas County, Todd County, Minnesota. It was in force for 45 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
Jul 11, 1996, 8:00 PM CDT (01:00 UTC)
Expired
Jul 11, 1996, 8:45 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

Counties Douglas County, MN, Todd County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.0 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 00:00Z on 1996-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 416 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 1996-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939587897117136Sfc1 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
416 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
931 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.1
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 120101
SVRMSP
MNC041-153-120145-

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

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

* UNTIL 845 PM CDT
 
* SOME LOCATIONS AFFECTED
    MILTONA
    HEWITT
    EAGLE BEND
    STAPLES

* AT 758 PM CDT DOPPLER RADAR DETECTED SEVERE THUNDERSTORMS FROM
  WADENA TO 25 MILES NORTHWEST OF ALEXANDRIA.  THE STORMS WERE
  MOVING EAST-SOUTHEAST AT 30 MPH.

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

TDK

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 11, 7:44 PM CDT, 16 minutes before
MNZ071-072-097-120100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHANHASSEN/TWIN CITIES MN
744 PM CDT THU JUL 11 1996

THE FOLLOWING COUNTIES HAVE BEEN CLEARED FROM THE TORNADO WATCH...

LINCO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 11:22 PM CDTSevere Thunderstorm WarningMPXIsanti, Kanabec48 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.