Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 161, NWS Twin Cities, MN

August 6, 1996Nicollet County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 6, 1996, 10:18 PM CDT for Nicollet 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: Aug 6, 1996, 10:18 PM CDT (03:18 UTC)
Expired: Aug 6, 1996, 11:00 PM CDT
In force: 42 min
Issued by: NWS Twin Cities, MN
Area: Whole counties

County Nicollet County, MN

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 3.3 hours before the alert went out and 76 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 4613 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 993 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 130 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.

000 
TTAA00 KMSP 070321
SVRMSP
MNC013-091-103-165-070405-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1018 PM CDT TUE AUG 6 1996

* SEVERE THUNDERSTORM WARNING FOR
  BLUE EARTH COUNTY - SOUTH CENTRAL MINNESOTA
  MARTIN COUNTY - SOUTH CENTRAL MINNESOTA
  NICOLLET COUNTY - SOUTH CENTRAL MINNESOTA
  WATONWAN COUNTY - SOUTH CENTRAL MINNESOTA

* UNTIL 1100 PM CDT
 
* SOME LOCATIONS AFFECTED
    NICOLETTE
    MANKATO
    ST JAMES
    FAIRMONT

* AT 1015 PM CDT DOPPLER RADAR DETECTED A LINE OF SEVERE
  THUNDERSTORMS FROM JUST EAST OF NEW ULM TO JUST WEST OF ST
  JAMES TO JACKSON MOVING EAST AT 40 MPH.

THIS IS A DANGEROUS STORM...WITH DAMAGINGL WINDS. STAY INDOORS AWAY
FROM WINDOWS.

MILLER

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 6, 7:59 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa	61 min
Aug 6, 8:03 PM CDT	Severe Thunderstorm Warning	MPX	Chippewa, Kandiyohi	57 min
Aug 6, 8:49 PM CDT	Severe Thunderstorm Warning	MPX	Redwood, Yellow Medicine	46 min
Aug 6, 8:55 PM CDT	Tornado Warning	MPX	Pope	30 min
Aug 6, 9:02 PM CDT	Tornado Warning	MPX	Meeker	43 min
Aug 6, 9:26 PM CDT	Severe Thunderstorm Warning	MPX	Brown, Renville	34 min
Aug 6, 9:47 PM CDT	Severe Thunderstorm Warning	MPX	McLeod, Wright	48 min
Aug 6, 9:59 PM CDT	Severe Thunderstorm Warning	MPX	Carver, Sibley	46 min
Aug 6, 10:18 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Martin, Watonwan	42 min
Aug 6, 10:24 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Dakota, Hennepin, Ramsey, Scott, Sherburne	66 min
Aug 6, 10:24 PM CDT	Severe Thunderstorm Warning	MPX	Washington	66 min
Aug 6, 10:57 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Faribault, Waseca	63 min
Aug 6, 10:57 PM CDT	Severe Thunderstorm Warning	MPX	Rice	63 min
Aug 6, 11:05 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	55 min
Aug 6, 11:05 PM CDT	Severe Thunderstorm Warning	MPX	Chisago, Isanti	55 min
Aug 6, 11:32 PM CDT	Severe Thunderstorm Warning	MPX	Dakota	33 min
Aug 7, 12:12 AM CDT	Severe Thunderstorm Warning	MPX	Freeborn, Steele	33 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1996 Every 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.