Alert archive / North Dakota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 53, NWS Bismarck, ND

July 6, 1998Ward County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 6, 1998, 4:01 PM CDT for Ward County, North Dakota. It was in force for 64 min. 5 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 6, 1998, 4:01 PM CDT (21:01 UTC)
Expired
Jul 6, 1998, 5:05 PM CDT
In force
64 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Ward County, ND

What was reported inside it

TimeReportWhereRemark
Jul 6, 4:20 PM CDTHail 1.75Berthold, ND
Jul 6, 4:30 PM CDTHail 2.75Foxholm, NDDamage to cars and roofs of homes.
Jul 6, 4:32 PM CDTHail 2.75Foxholm, ND
Jul 6, 4:49 PM CDTTornado F0Makoti, ND
Jul 6, 4:50 PM CDTTornado F0Douglas, ND

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.0 hours before the alert went out and 173 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 1998-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 16 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 1998-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -146 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
16 J/kg
Mixed-layer CIN
-306 J/kg
Mixed-layer LCL
1386 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
-146 m²/s²
0-3 km storm-relative helicity
34 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.

871 
WUUS1 KBIS 062102 RRA
SVRBIS
NDC101-062205-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
401 PM CDT MON JUL 6 1998

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WARD COUNTY IN NORTH CENTRAL NORTH DAKOTA

* UNTIL 505 PM CDT

* AT 400 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 17 MILES WEST OF MINOT OR 3 MILES WEST OF DES
  LACS... MOVING EAST AT 10 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BERTHOLD AT 412 PM CDT
  DES LACS AT 415 PM CDT

DAMAGING WINDS...LARGE HAIL AND HEAVY RAIN ARE LIKELY. GO INSIDE A
STURDY BUILDING AND STAY AWAY FROM WINDOWS

TWH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 7:57 PM CDTSevere Thunderstorm WarningBISBurke48 min
Jul 5, 8:16 PM CDTTornado WarningBISBurke34 min
Jul 5, 8:36 PM CDTSevere Thunderstorm WarningBISWard44 min
Jul 5, 9:03 PM CDTSevere Thunderstorm WarningBISMountrail47 min
Jul 5, 9:52 PM CDTSevere Thunderstorm WarningBISDivide, Williams58 min
Jul 5, 10:47 PM CDTSevere Thunderstorm WarningBISMountrail58 min
Jul 5, 10:47 PM CDTTornado WarningBISWilliams28 min
Jul 5, 11:44 PM CDTSevere Thunderstorm WarningBISMountrail46 min
Jul 6, 12:39 AM CDTSevere Thunderstorm WarningBISMountrail, Ward61 min
Jul 6, 3:31 PM CDTSevere Thunderstorm WarningBISMcKenzie64 min
Jul 6, 4:51 PM CDTTornado WarningBISWard49 min
Jul 6, 5:23 PM CDTSevere Thunderstorm WarningBISEmmons47 min
Jul 6, 5:30 PM CDTSevere Thunderstorm WarningBISBurleigh45 min
Jul 6, 5:45 PM CDTSevere Thunderstorm WarningBISMcLean45 min
Jul 6, 6:00 PM CDTSevere Thunderstorm WarningBISMcKenzie60 min
Jul 6, 6:03 PM CDTSevere Thunderstorm WarningBISRenville32 min
Jul 6, 6:04 PM CDTSevere Thunderstorm WarningBISMcIntosh31 min
Jul 6, 6:20 PM CDTSevere Thunderstorm WarningBISBurleigh, Kidder50 min
Jul 6, 6:22 PM CDTSevere Thunderstorm WarningBISMcLean63 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.