Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 99, NWS Twin Cities, MN

July 27, 1995Brown County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 27, 1995, 8:26 AM CDT for Brown County, Minnesota. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1995, 8:26 AM CDT (13:26 UTC)
Expired
Jul 27, 1995, 9:30 AM CDT
In force
64 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Brown County, MN

The radar

The Minneapolis radar (KMPX), 114 km from the middle of the area, began a volume at 13:28 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, 1.4 hours before the alert went out and 112 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°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 KMSP 271328 RRA
SVRMSP
MNC015-127-271430-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
826 AM CDT THU JUL 27 1995
 
THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL MINNESOTA
 
   ...BROWN COUNTY
 
IN SOUTHWEST MINNESOTA
 
   ...EASTERN REDWOOD COUNTY
 
AT 825 AM...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED JUST
EAST OF WALNUT GROVE OR 20 MILES SOUTHWEST OF REDWOOD FALLS. THIS STORM
WAS MOVING TO THE EAST AT 35 MPH AND WILL EFFECT THE CITIES OF MORGAN...
SPRINGFIELD AND SLEEPY EYE.
 
SE`VERE THUNDERSTORMS PRODUCE DAMAGING WIND...LARGE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM.  PEOPLE IN MOBILE HOMES SHOULD GO
TO A STORM SHELTER.
 
HOWIESON

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 7:55 AM CDTSevere Thunderstorm WarningMPXRedwood50 min
Jul 27, 8:05 AM CDTTornado WarningMPXRedwood25 min
Jul 27, 8:26 AM CDTSevere Thunderstorm WarningMPXRedwood38 min
Jul 27, 8:49 AM CDTSevere Thunderstorm WarningMPXWatonwan41 min
Jul 27, 9:13 AM CDTSevere Thunderstorm WarningMPXBlue Earth, Nicollet62 min
Jul 27, 9:25 AM CDTSevere Thunderstorm WarningMPXWatonwan50 min
Jul 27, 9:44 AM CDTSevere Thunderstorm WarningMPXFaribault46 min
Jul 27, 10:28 AM CDTSevere Thunderstorm WarningMPXFaribault47 min
Jul 27, 10:32 AM CDTSevere Thunderstorm WarningMPXFreeborn, Steele, Waseca58 min
Jul 27, 11:15 AM CDTSevere Thunderstorm WarningMPXMower60 min
Jul 27, 11:15 AM CDTSevere Thunderstorm WarningMPXDodge39 min
Jul 27, 11:29 AM CDTSevere Thunderstorm WarningMPXFreeborn31 min
Jul 27, 12:24 PM CDTSevere Thunderstorm WarningMPXFillmore51 min
Jul 27, 3:25 PM CDTSevere Thunderstorm WarningMPXWabasha, Winona20 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 1995Every severe thunderstorm warning 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.