Alert archive / Minnesota / Tornado Warnings in 1995

Tornado Warning 8, NWS Sioux Falls, SD

July 27, 1995Lyon County, Minnesota

NWS Sioux Falls, SD issued this tornado warning at Jul 27, 1995, 8:01 AM CDT for Lyon County, Minnesota. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 8:01 AM CDT (13:01 UTC)
Expired
Jul 27, 1995, 8:35 AM CDT
In force
34 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Lyon County, MN

The radar

The Sioux Falls radar (KFSD), 116 km from the middle of the area, began a volume at 13:05 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, 1.0 hours before the alert went out and 184 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 1995-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 467 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 1995-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.1939587897117Sfc1 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
467 J/kg
Mixed-layer CIN
-305 J/kg
Mixed-layer LCL
1285 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
239 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 KFSD 271302
TORFSD
MNC083-271335-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
801 AM CDT THU JUL 27 1995

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 835 AM CDT FOR PEOPLE IN THE
FOLLOWING LOCATION...

IN SOUTHWEST MINNESOTA

   ...SOUTHERN LYON COUNTY
 
AT 758 AM CDT...A DEVELOPING TORNADO WAS DETECTED BY SIOUX FALLS
DOPPLER RADAR 15 MILES SOUTH OF MARSHALL  OR 2 MILES SOUTHEAST OF
BALATON MOVING EAST AT 17 MPH.

AT PRESENT MOVEMENT THE TORNADO WILL BE AROUND...
GARVIN AROUND 810 AM CDT
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IN A HOME OR
BUSINESS IS AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.  AVOID
WINDOWS.

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 6:42 AM CDTSevere Thunderstorm WarningFSDLincoln33 min
Jul 27, 7:12 AM CDTSevere Thunderstorm WarningFSDLyon43 min
Jul 27, 7:21 AM CDTSevere Thunderstorm WarningFSDLincoln29 min
Jul 27, 7:39 AM CDTSevere Thunderstorm WarningFSDCottonwood31 min
Jul 27, 8:05 AM CDTSevere Thunderstorm WarningFSDCottonwood30 min
Jul 27, 8:39 AM CDTSevere Thunderstorm WarningFSDCottonwood31 min

Nearby

Tornado Warnings in Minnesota, 1995Every tornado warning in 1995Tornadoes in 1995

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.