Alert archive / North Dakota / Tornado Warnings in 1997

Tornado Warning 4, NWS Bismarck, ND

June 28, 1997Bottineau County, McHenry County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jun 28, 1997, 10:07 PM CDT for Bottineau County, McHenry County, North Dakota. It was in force for 53 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
Jun 28, 1997, 10:07 PM CDT (03:07 UTC)
Expired
Jun 28, 1997, 11:00 PM CDT
In force
53 min
Issued by
NWS Bismarck, ND
Area
Whole counties

Counties Bottineau County, ND, McHenry County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 3.1 hours before the alert went out and 194 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 00:00Z on 1997-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 547 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 00:00Z on 1997-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 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
547 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
2546 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
25 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.

135 
WFUS1 KBIS 290309 RRA
TORBIS
NDC009-049-290400-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1007 PM CDT SAT JUN 28 1997
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1100 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL NORTH DAKOTA
 
   ...SOUTHWESTERN BOTTINEAU COUNTY...NORTHERN MCHENRY COUNTY
 
AT 1006 PM CDT A TORNADO WAS 5 MILES WEST OF ECKMAN...20 MILES SOUTHWEST
OF THE CITY OF BOTTINEAU.
 
THE SEVERE THUNDERSTORM PRODUCING THIS TORNADO WAS MOVING SOUTHEAST AT
15 MPH.
 
ECKMAN...UPHAM...AND BANTRY ARE IN THE PATH OF THIS TORNADO.
 
IF YOU ARE IN THE WARNED AREA SEEK SHELTER IN A BASEMENT NOW...DO NOT
DELAY.
 
JP MARTIN
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 9:32 PM CDTSevere Thunderstorm WarningBISBottineau43 min
Jun 28, 11:06 PM CDTSevere Thunderstorm WarningBISMcHenry69 min
Jun 28, 11:17 PM CDTTornado WarningBISMcHenry28 min
Jun 28, 11:46 PM CDTTornado WarningBISMcHenry44 min
Jun 29, 12:16 AM CDTSevere Thunderstorm WarningBISStark59 min
Jun 29, 12:32 AM CDTSevere Thunderstorm WarningBISMcKenzie58 min
Jun 29, 12:33 AM CDTSevere Thunderstorm WarningBISMcHenry57 min
Jun 29, 2:06 AM CDTSevere Thunderstorm WarningBISBurleigh, Morton69 min
Jun 29, 4:45 PM CDTSevere Thunderstorm WarningBISWilliams60 min
Jun 29, 6:04 PM CDTSevere Thunderstorm WarningBISWilliams56 min
Jun 29, 6:56 PM CDTSevere Thunderstorm WarningBISWilliams64 min

Nearby

Tornado Warnings in North Dakota, 1997Every tornado warning in 1997Tornadoes in 1997

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.