Alert archive / North Dakota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 96, NWS Grand Forks, ND

June 30, 2000Nelson County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 30, 2000, 2:17 AM CDT for Nelson County, North Dakota. It was in force for 33 min. 1 report 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
Jun 30, 2000, 2:17 AM CDT (07:17 UTC)
Expired
Jun 30, 2000, 2:50 AM CDT
In force
33 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Nelson County, ND

What was reported inside it

TimeReportWhereRemark
Jun 30, 2:35 AM CDTHail 0.88Pekin, 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 00:00Z, 7.3 hours before the alert went out and 228 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 2000-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 211 joules per kilogram.LCLEL10008507005003002001001 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 2000-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.193958Sfc1 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
211 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
2594 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
59 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.

219 
WUUS53 KFGF 300717
SVRFAR
NDC063-300750-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
217 AM CDT FRI JUN 30 2000

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN NELSON COUNTY IN NORTHEASTERN NORTH DAKOTA

* UNTIL 250 AM CDT

* AT 216 AM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 26 MILES SOUTHEAST OF DEVILS LAKE OR 4 MILES
  NORTHEAST OF TOLNA... MOVING SOUTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  TOLNA AT 223 AM CDT
  PEKIN AT 241 AM CDT

IF SEVERE WEATHER IS OBSERVED...ASK YOUR LOCAL LAW ENFORCEMENT TO
RELAY YOUR INFORMATION TO THE NATIONAL WEATHER SERVICE.

BRAZZELL



N

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:20 PM CDTSevere Thunderstorm WarningFGFBenson35 min
Jun 29, 8:44 PM CDTSevere Thunderstorm WarningFGFEddy31 min
Jun 29, 9:16 PM CDTSevere Thunderstorm WarningFGFEddy34 min
Jun 29, 9:33 PM CDTSevere Thunderstorm WarningFGFGriggs32 min
Jun 29, 9:53 PM CDTSevere Thunderstorm WarningFGFSteele32 min
Jun 29, 10:24 PM CDTSevere Thunderstorm WarningFGFSteele36 min
Jun 29, 11:38 PM CDTSevere Thunderstorm WarningFGFBenson32 min
Jun 29, 11:47 PM CDTSevere Thunderstorm WarningFGFEddy33 min
Jun 30, 12:19 AM CDTSevere Thunderstorm WarningFGFEddy36 min
Jun 30, 12:45 AM CDTSevere Thunderstorm WarningFGFNelson35 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2000Every severe thunderstorm warning in 2000

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.