Alert archive / Minnesota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 39, NWS Grand Forks, ND

August 22, 1995Koochiching County, Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at Aug 22, 1995, 12:15 PM CDT for Koochiching County, Minnesota. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 22, 1995, 12:15 PM CDT (17:15 UTC)
Expired
Aug 22, 1995, 1:00 PM CDT
In force
45 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Koochiching County, MN

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 5.3 hours before the alert went out and 51 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 1995-08-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1995-08-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1698 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
114 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 KINL 221716 RRA
SVRINL
MNC071-221800-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INTERNATIONAL FALLS MN
1215 PM CDT TUE AUG 22 1995

THE NATIONAL WEATHER SERVICE IN INTERNATIONAL FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  100 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTH CENTRAL MINNESOTA

   ...NORTHERN KOOCHICHING COUNTY

AT 1215 PM CDT...SPOTTERS REPORTED A SEVERE THUNDERSTORM
OVER NORTHERN KOOCHICHING COUNTY...20 MILES WEST OF INTERNATIONAL
FALLS. IT IS MOVING EAST AT 40 MPH. TOWNS IN THE PATH OF THIS
STORM INCLUDE LITTLEFORK...LOMAN...INTERNATIONAL FALLS...AND
ERICSBURG THROUGH 100 PM.         

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.



NNNN

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 22, 11:17 AM CDTTornado WarningFGFLake of the Woods28 min
Aug 22, 5:23 PM CDTSevere Thunderstorm WarningFGFKoochiching52 min
Aug 22, 5:54 PM CDTSevere Thunderstorm WarningFGFRoseau22 min
Aug 22, 6:37 PM CDTSevere Thunderstorm WarningFGFRoseau15 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.