Alert archive / North Dakota / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 119, NWS Bismarck, ND

July 24, 1997McLean County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 24, 1997, 9:42 PM CDT for McLean County, North Dakota. It was in force for 63 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 24, 1997, 9:42 PM CDT (02:42 UTC)
Expired
Jul 24, 1997, 10:45 PM CDT
In force
63 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County McLean County, ND

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 24, 5:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 2.7 hours before the alert went out and 104 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 1997-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2435 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 1997-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
2435 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
1524 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBIS 250244 RRA
SVRBIS
NDC055-250345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
942 PM CDT THU JUL 24 1997
 
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL NORTH DAKOTA
 
   ...NORTHERN MCLEAN COUNTY
 
AT 940 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTHWEST
OF GARRISON OR 40 MILES SOUTH SOUTHWEST OF MINOT. THE STORM WAS MOVING
NORTHEAST AT 15 MPH. GARRISON IS IN THE PATH OF THIS STORM.
 
ANOTHER SEVERE THUNDERSTORM WAS LOCATED 5 MILES WEST OF PICK CITY.  IT
WAS MOVING EAST NORTHEAST AT 15 MPH.  LAKE SAKAKAWEA STATE PARK...PICK
CITY AND RIVERDALE ARE ALL IN THE PATH OF THIS STORM.
 
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
FRANSEN/VI~NING

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 24, 7:01 PM CDT, 2 hours 41 minutes before
NDZ004-250030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
701 PM CDT THU JUL 24 1997

...A SEVERE THUNDERSTORM WARNING CONTINUES IN EFFECT FOR BOTTINEAU
COUNTY UNTIL 730 PM CDT...

AT 658 PM CDT WEATHER RADAR INDICATED A CLUSTER OF SEVERE STORMS
CENTERED 45 MILES NORTHEAST OF MINOT NEAR THE TOWNS OF NEWBURG AND
SOURIS. THE STORMS WERE MOVING EAST 25 MPH...AND TOWNS IN THEIR PATH INC
DBOTTINEAU AND KRAMER.
Special weather statement, Jul 24, 7:02 PM CDT, 2 hours 40 minutes before
NDZ004-250030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
701 PM CDT THU JUL 24 1997

...A SEVERE THUNDERSTORM WARNING CONTINUES IN EFFECT FOR BOTTINEAU
COUNTY UNTIL 730 PM CDT...
^
AT 658 PM CDT WEATHER RADAR INDICATED A CLUSTER OF SEVERE STORMS
CENTERED 45 MILES NORTHEAST OF MINOT NEAR THE TOWNS OF NEWBURG AND
SOURIS. THE STORMS WERE MOVING EAST 25 MPH...AND TOWNS IN THEIR PATH INC
DBOTTINEAU AND KRAMER.
Local storm report, Jul 24, 9:30 PM CDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
930 PM CDT THU JUL 24 1997

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0615 PM    SOURIS                    ND   0.75 INCH HAIL
07/24/97   BOTTINEAU

0730 PM    5 NW DICKINSON            ND   2.00 INCH HAIL
07/24/97   STARK

0749 PM    SOUTH HEART               ND   1.00 INCH HAIL
07/24/97   STARK

0753 PM    SOUTH HEART               ND   1.75 INCH HAIL
07/24/97   STARK                          WIND GUSTS ESTIMATED
                                          AROUND 45 MPH

0808 PM    4 N RUGBY                 ND   FUNNEL CLOUD-
07/24/97   PIERCE                         HIGHWAY PATROLMAN SPOTTED
                                          A FUNNEL CLOUD THAT
                                          LASTED FOR SEVERAL MINUTES

0812 PM    WILLOW CITY               ND   1.75 INCH HAIL
07/24/97   BOTTINEAU

0815 PM    4 S NEW HRADEC            ND   WIND DAMAGE
07/24/97   STARK                          6 INCH DIAMTER TREE
                                          BRANCHES DOWN

0848 PM    7 W BOWMAN                ND   0.75 INCH HAIL
07/24/97   BOWMAN                         VERY BRIEF HAIL SHOWER

0857 PM    TOWNER                    ND   1.75 INCH HAIL
07/24/97   MCHENRY

0857 PM    3 S DOUGLAS               ND   1.75 INCH HAIL
07/24/97   MCLEAN                         DEPUTIES HAD TO USE FOUR
                                          WHEEL DRIVE TO KEEP
                                          VEHICLE ON ROAD.  WIND
                                          SPEEDS ESTIMATED AT OVER
                                          60 MPH.

0847 PM    5 NW RUGBY                ND   1.75 INCH HAIL
07/24/97   PIERCE

FRANSEN
Local storm report, Jul 24, 9:33 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
930 PM CDT THU JUL 24 1997

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0615 PM    SOURIS                    ND   0.75 INCH HAIL
07/24/97   BOTTINEAU

0730 PM    5 NW DICKINSON            ND   2.00 INCH HAIL
07/24/97   STARK

0749 PM    SOUTH HEART               ND   1.00 INCH HAIL
07/24/97   STARK

0753 PM    SOUTH HEART               ND   1.75 INCH HAIL
07/24/97   STARK                          WIND GUSTS ESTIMATED
                                          AROUND 45 MPH

0808 PM    4 N RUGBY                 ND   FUNNEL CLOUD-
07/24/97   PIERCE                         HIGHWAY PATROLMAN SPOTTED
                                          A FUNNEL CLOUD THAT
                                          LASTED FOR SEVERAL MINUTES

0812 PM    WILLOW CITY               ND   1.75 INCH HAIL
07/24/97   BOTTINEAU

0815 PM    4 S NEW HRADEC            ND   WIND DAMAGE
07/24/97   STARK                          6 INCH DIAMTER TREE
                                          BRANCHES DOWN

0848 PM    7 W BOWMAN                ND   0.75 INCH HAIL
07/24/97   BOWMAN                         VERY BRIEF HAIL SHOWER

0857 PM    TOWNER                    ND   1.75 INCH HAIL
07/24/97   MCHENRY

0857 PM    3 S DOUGLAS               ND   1.75 INCH HAIL
07/24/97   MCLEAN                         DEPUTIES HAD TO USE FOUR
                                          WHEEL DRIVE TO KEEP
                                          VEHICLE ON ROAD.  WIND
                                          SPEEDS ESTIMATED AT OVER
                                          60 MPH.
L
0847 PM    5 NW RUGBY                ND   1.75 INCH HAIL
07/24/97   PIERCE

FRANSEN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 7:28 PM CDTSevere Thunderstorm WarningBISBottineau, Rolette62 min
Jul 24, 7:32 PM CDTSevere Thunderstorm WarningBISStark58 min
Jul 24, 8:01 PM CDTSevere Thunderstorm WarningBISMcHenry, Pierce59 min
Jul 24, 8:10 PM CDTTornado WarningBISPierce65 min
Jul 24, 8:25 PM CDTSevere Thunderstorm WarningBISMcLean65 min
Jul 24, 8:26 PM CDTSevere Thunderstorm WarningBISRolette49 min
Jul 24, 9:03 PM CDTSevere Thunderstorm WarningBISMcHenry, Pierce57 min
Jul 24, 10:00 PM CDTSevere Thunderstorm WarningBISMcHenry60 min
Jul 25, 2:30 PM CDTSevere Thunderstorm WarningBISKidder60 min
Jul 25, 2:34 PM CDTSevere Thunderstorm WarningBISEmmons56 min
Jul 25, 2:54 PM CDTTornado WarningBISRenville, Ward51 min
Jul 25, 3:12 PM CDTTornado WarningBISBottineau63 min
Jul 25, 3:14 PM CDTSevere Thunderstorm WarningBISLogan, McIntosh61 min
Jul 25, 3:32 PM CDTSevere Thunderstorm WarningBISStutsman43 min
Jul 25, 3:49 PM CDTTornado WarningBISMcHenry, Ward51 min
Jul 25, 5:53 PM CDTSevere Thunderstorm WarningBISDickey52 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1997Every severe thunderstorm warning 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.