Alert archive / North Dakota / Tornado Warnings in 1993

Tornado Warning 13, NWS Bismarck, ND

July 27, 1993Sheridan County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 27, 1993, 5:04 PM CDT for Sheridan County, North Dakota. It was in force for 19 min.

The area

The counties it named.

The facts

Issued
Jul 27, 1993, 5:04 PM CDT (22:04 UTC)
Expired
Jul 27, 1993, 5:23 PM CDT
In force
19 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Sheridan County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 10.1 hours before the alert went out and 93 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, Bismarck Municip, ND at 12:00Z on 1993-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 183 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, Bismarck Municip, ND at 12:00Z on 1993-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
183 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
680 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBIS 272203
TORBIS
NDC083-272230-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
504 PM CDT TUE JUL 27 1993
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL NORTH DAKOTA
 
   ...EASTERN SHERIDAN COUNTY
 
AT 500 PM CDT A TORNADO WAS REPORTED BY THE SHERIDAN COUNTY SHERIFF 8
MILES NORTHEAST OF MCCLUSKY...50 MILES NORTHEAST OF BISMARCK. THE
TORNADO WAS MOVING NORTHEAST AT 25 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
VAN ESS

Nearby

Tornado Warnings in North Dakota, 1993Every tornado warning in 1993Tornadoes in 1993

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.