Alert archive / North Dakota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 66, NWS Bismarck, ND

July 6, 1998Bottineau County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 6, 1998, 8:14 PM CDT for Bottineau County, North Dakota. It was in force for 51 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 6, 1998, 8:14 PM CDT (01:14 UTC)
Expired
Jul 6, 1998, 9:05 PM CDT
In force
51 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Bottineau County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 1.2 hours before the alert went out and 225 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 1998-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 461 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 1998-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.1939587897117Sfc1 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
461 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1180 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
50 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

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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

Local storm report, Jul 6, 5:51 PM CDT, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
551 PM CDT MON JUL 6 1998

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

0432 PM    2 SW FOXHOLM              ND   2.75 INCH HAIL
07/06/98   WARD

0420 PM    BERTHOLD                  ND   1.75 INCH HAIL
07/06/98   WARD

0449 PM    15 E PARSHALL             ND   TORNADO
07/06/98   WARD                           STANLEY RADAR OPERATOR
                                          REPORTED TORNADO VIA ARB
                                          PILOT

0450 PM    RYDER                     ND   TORNADO
07/06/98   WARD                           TORNADO REPORTED BY
                                          SPOTTERS

0520 PM    19 S MINOT                ND   1.75 INCH HAIL
07/06/98   WARD

LLP
Local storm report, Jul 6, 5:51 PM CDT, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
551 PM CDT MON JUL 6 1998

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

0432 PM    2 SW FOXHOLM              ND   2.75 INCH HAIL
07/06/98   WARD

0420 PM    BERTHOLD                  ND   1.75 INCH HAIL
07/06/98   WARD

0449 PM    15 E PARSHALL             ND   TORNADO
07/06/98   MOUNTRAIL                      STANLEY RADAR OPERATOR
                                          REPORTED TORNADO VIA ARB
                                          PILOT

0450 PM    RYDER                     ND   TORNADO
07/06/98   WARD                           TORNADO REPORTED BY
        z                                  SPOTTERS

0520 PM    19 S MINOT                ND   1.75 INCH HAIL
07/06/98   WARD

LLP
Local storm report, Jul 6, 5:51 PM CDT, 2 hours 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  BISMARCK ND
551 PM CDT MON JUL 6 1998

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

0432 PM    2 SW FOXHOLM              ND   2.75 INCH HAIL
07/06/98   WARD

0420 PM    BERTHOLD                  ND   1.75 INCH HAIL
07/06/98   WARD

0449 PM    15 E PARSHALL             ND   TORNADO
07/06/98   WARD                           STANLEY RADAR OPERATOR
                                          REPORTED TORNADO VIA ARB
                                          PILOT

0450 PM    RYDER                     ND   TORNADO
07/06/98   WARD                           TORNADO REPORTED BY
                                          SPOTTERS

0520 PM    19 S MINOT                ND   1.75 INCH HAIL
07/06/98   WARD

LLP

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 7:00 PM CDTSevere Thunderstorm WarningBISWard35 min
Jul 6, 7:01 PM CDTSevere Thunderstorm WarningBISSheridan44 min
Jul 6, 7:12 PM CDTSevere Thunderstorm WarningBISMcKenzie33 min
Jul 6, 7:24 PM CDTSevere Thunderstorm WarningBISMcLean, Sheridan46 min
Jul 6, 8:45 PM CDTSevere Thunderstorm WarningBISBurleigh30 min
Jul 6, 9:03 PM CDTSevere Thunderstorm WarningBISEmmons62 min
Jul 6, 9:28 PM CDTSevere Thunderstorm WarningBISMcHenry47 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; the sounding from the Mesonet's radiosonde archive.