Alert archive / Minnesota / Tornado Warnings in 1995

Tornado Warning 33, NWS Twin Cities, MN

August 13, 1995Olmsted County, Minnesota

NWS Twin Cities, MN issued this tornado warning at Aug 13, 1995, 10:54 PM CDT for Olmsted County, Minnesota. It was in force for 36 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
Aug 13, 1995, 10:54 PM CDT (03:54 UTC)
Expired
Aug 13, 1995, 11:30 PM CDT
In force
36 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Olmsted County, MN

What was reported inside it

TimeReportWhereRemark
Aug 13, 11:20 PM CDTTornado F0Rochester, MNBrief tornado touchdown resulted in extensive damage to office plaza roof. Several large trees uprooted. Numerous power lines down.

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 3.9 hours before the alert went out and 134 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 1995-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1246 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 1995-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 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
1246 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
622 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
294 m²/s²
Significant tornado parameter
1.4
Supercell composite
8.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRST 140355
TORRST
MNC109-140430-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ROCHESTER MN
1054 PM CDT SUN AUG 13 1995
 
THE NATIONAL WEATHER SERVICE IN ROCHESTER MN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1130 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST MINNESOTA
 
   ...OLMSTED COUNTY
 
DOPPLER RADAR IN MINNEAPOLIS INDICATED A POSSIBLE TORNADO NEAR ROCK DELL
IN SOUTHWEST OLMSTED COUNTY. SOME TOWNS IN THE PATH OF THE STORM ARE
ROCHESTER. THE TORNADO SHOULD BE NEAR ROCHESTER BY 1110 PM.
 
THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THE TORNADO...GIMMEDIATELY TO THE BASEMENT OR AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY REINFORCED BUILDING. STAY AWAY FROM WINDOWS.
 
A TORNADO WATCH IS IN EFFECT UNTIL 3 AM.
 
HEAD FOR THE BASEMENT NOW!  DON'T GO OUTSIDE TO LOOK FOR THE
TORNADO...IT COULD BE BEARING DOWN ON YOUR LOCATION.  GET UNDER
SOME STURDY FURNITURE...OR UNDERNEATH A STAIRWAY TO AVOID
WIND BLOWN DEBRIS.  MOBILE HOMES SHOULD BE ABANDONED.
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 13, 8:12 PM CDTSevere Thunderstorm WarningMPXWabasha, Winona33 min
Aug 13, 9:29 PM CDTSevere Thunderstorm WarningMPXFillmore, Mower, Olmsted31 min
Aug 13, 10:01 PM CDTSevere Thunderstorm WarningMPXDodge, Fillmore, Mower, Olmsted29 min
Aug 13, 10:19 PM CDTSevere Thunderstorm WarningMPXFreeborn41 min
Aug 13, 10:41 PM CDTSevere Thunderstorm WarningMPXOlmsted34 min
Aug 13, 10:48 PM CDTSevere Thunderstorm WarningMPXDodge, Mower42 min
Aug 13, 11:16 PM CDTSevere Thunderstorm WarningMPXFillmore29 min
Aug 13, 11:35 PM CDTSevere Thunderstorm WarningMPXOlmsted, Winona40 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.