Alert archive / Minnesota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 80, NWS Grand Forks, ND

July 7, 1996Marshall County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 7, 1996, 6:34 PM CDT for Marshall County, Minnesota. It was in force for 26 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
Jul 7, 1996, 6:34 PM CDT (23:34 UTC)
Expired
Jul 7, 1996, 7:00 PM CDT
In force
26 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Marshall County, MN

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 11.6 hours before the alert went out and 227 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, International Fa, MN at 12:00Z on 1996-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 133 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, International Fa, MN at 12:00Z on 1996-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 square meters per square second.193958Sfc1 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
133 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1111 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
11 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 KFAR 072335
SVRFAR
MNC089-080000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA ND
634 PM CDT SUN JUL 7 1996
 
THE NATIONAL WEATHER SERVICE IN EASTERN NORTH DAKOTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST MINNESOTA
 
   ...MARSHALL COUNTY
 
AT 635 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM OVER ARGYLE OR 30
MjILES NORTHEAST OF GRAND FORKS. MOVEMENT EAST AT 25 MPH. THE STORM WILL
REACH NEWFOLDEN MINNESOTA AROUND 7 PM.
 
 
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
 
HOPPES

Nearby

Severe Thunderstorm Warnings in Minnesota, 1996Every 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.