Alert archive / Minnesota / Tornado Warnings in 1996

Tornado Warning 25, NWS Twin Cities, MN

August 6, 1996Meeker County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Aug 6, 1996, 9:02 PM CDT for Meeker County, Minnesota. It was in force for 43 min. 2 reports 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
Aug 6, 1996, 9:02 PM CDT (02:02 UTC)
Expired
Aug 6, 1996, 9:45 PM CDT
In force
43 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Meeker County, MN

The radar

The Minneapolis radar (KMPX), 82 km from the middle of the area, began a volume at 02:04 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.

What was reported inside it

TimeReportWhereRemark
Aug 6, 9:15 PM CDTThunderstorm Wind 53Litchfield, MN
Aug 6, 9:20 PM CDTThunderstorm Wind 52Grove City, 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 00:00Z, 2.0 hours before the alert went out and 79 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 1996-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4613 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 1996-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 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
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 070206
TORMSP
MNC093-070250-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
902 PM CDT TUE AUG 6 1996

* TORNADO WARNING FOR
  MEEKER COUNTY - CENTRAL MINNESOTA

* UNTIL 945 PM CDT
 
* SOME LOCATIONS AFFECTED
    LITCHFIELD
    CROW RIVER
    GROVE CITY
    DARWIN

* AT 900 PM CDT DOPPLER RADAR DETECTED A TORNADO JUST WEST OF GROVE
  CITY OR ABOUT 25 MILES EAST OF WILLMAR MOVING EAST AT 25 MPH.


 GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

MILLER

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 7:59 PM CDTSevere Thunderstorm WarningMPXChippewa61 min
Aug 6, 8:03 PM CDTSevere Thunderstorm WarningMPXChippewa, Kandiyohi57 min
Aug 6, 8:49 PM CDTSevere Thunderstorm WarningMPXRedwood, Yellow Medicine46 min
Aug 6, 8:55 PM CDTTornado WarningMPXPope30 min
Aug 6, 9:26 PM CDTSevere Thunderstorm WarningMPXBrown, Renville34 min
Aug 6, 9:47 PM CDTSevere Thunderstorm WarningMPXMcLeod, Wright48 min
Aug 6, 9:59 PM CDTSevere Thunderstorm WarningMPXCarver, Sibley46 min
Aug 6, 10:18 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Martin, Watonwan42 min
Aug 6, 10:18 PM CDTSevere Thunderstorm WarningMPXNicollet42 min
Aug 6, 10:24 PM CDTSevere Thunderstorm WarningMPXAnoka, Dakota, Hennepin, Ramsey, Scott, Sherburne66 min
Aug 6, 10:24 PM CDTSevere Thunderstorm WarningMPXWashington66 min
Aug 6, 10:57 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Waseca63 min
Aug 6, 10:57 PM CDTSevere Thunderstorm WarningMPXRice63 min
Aug 6, 11:05 PM CDTSevere Thunderstorm WarningMPXGoodhue55 min
Aug 6, 11:05 PM CDTSevere Thunderstorm WarningMPXChisago, Isanti55 min
Aug 6, 11:32 PM CDTSevere Thunderstorm WarningMPXDakota33 min
Aug 7, 12:12 AM CDTSevere Thunderstorm WarningMPXFreeborn, Steele33 min

Nearby

Tornado Warnings in Minnesota, 1996Every tornado warning in 1996Tornadoes 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; radar from the NEXRAD Level II archive.