Alert archive / North Dakota / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 40, NWS Bismarck, ND

June 12, 2000Grant County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 12, 2000, 11:00 PM MDT for Grant County, North Dakota. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jun 12, 2000, 11:00 PM MDT (05:00 UTC)
Expired: Jun 13, 2000, 12:00 AM MDT
In force: 60 min
Issued by: NWS Bismarck, ND
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Grant County, ND

The radar

The Bismarck radar (KBIS), 68 km from the middle of the area, began a volume at 05:02 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 12, 9:00 PM MDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 5.0 hours before the alert went out and 72 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1445 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 1745 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 93 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KBIS 130459
SVRBIS
NDC037-130600-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1100 PM MDT MON JUN 12 2000

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN GRANT COUNTY IN SOUTH CENTRAL NORTH DAKOTA

* UNTIL MIDNIGHT MDT

* AT 1100 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER LEITH...OR ABOUT 50 MILES SOUTHWEST OF
  MANDAN...MOVING NORTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   CARSON AT 1105 PM MDT
   LARK...AT 1115 PM MDT
   RALEIGH AT 1120 PM MDT

SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE
SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED.

HAIL UP TO 2 INCHES DIAMETER IS EXPECTED WITH THIS SEVERE STORM. IF 
YOU ARE IN THE PATH OF THE STORM...STAY INSIDE.

LAT...LON 4636 10178 4626 10126 4643 10132 4662 10135
          4663 10158

JP MARTIN

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.

NWS Bismarck, ND wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 12, 2:30 PM MDT, 8 hours 30 minutes earlier.

Area forecast discussion, Jun 12, 2:30 PM MDT, 8 hours 30 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
330 PM CDT MON JUN 12 2000

PROBLEM TODAY IS WHEN/WHERE SVR WX THREAT WL BE. GGW SOUNDING WAS
NOT IMPRESSIVE THIS MORNING...BUT BIS AND ABR QUITE UNSTABLE WI
CONVECTIVE TEMPS OF 87 IN BIS AND 90 AT ABR. BIS TEMP IN THE LOWER
80S AND ABR IN THE MID 80S ATTM. MAY NOT HIT THIS LOW LEVEL CAP THIS
AFTN. HOWEVER...SHARP SFC BOUNDARY STRETCHES FROM SFC LOW IN ERN WY
ACROSS S CNTRL ND AND INTO GFK AREA. GOOD STRONG SLY FLOW BRINGING
IN HIGHER DWPTS IN THE 60S S AND E OF THIS BOUNDARY. LATER THIS EVE
A GOOD LLJ SETS UP IN ERN DAKS/MN/IA. TSTMS MAY FIRE IN VCNTY OF SFC
BOUNDARY. OTHERWISE MUST WAIT FOR UPPER LEVEL SHORTWAVES MOVING IN
FROM THE SW TONIGHT. ACCORDING TO ETA...PCPN WL OCCUR IN NRN ND THIS
MORN AND AFT WI H5 VORTICITY AND THIS HAS HAPPENED. NEXT PIECE OF H5
ENERGY PROGGED TO ENTER SWRN ND THIS EVE WI VORT MAX JUST S OF BIS
BY 06Z. WOULD EXPECT TSTM ACTIVITY TO BEGIN IN ERN WY/SERN MT EARLY
THIS EVE...THEN MOVE INTO SWRN ND...THEN SPREAD TO NERN ND BY 12Z
TUE AND BECOME AN OVERNIGHT MCS FOR ERN HALF OF ND. WL MENTION
POSSIBLY SEVERE TON FOR ALL BUT THE NWRN COUNTIES.

SFC LOW IN NERN ND TUE MORN. H5 AND H7 LOWS OVER N CNTRL ND WI LOTS
OF VORTICITY PROVIDING LIFT FOR SHOWERS AND TSTMS. WRAP AROUND
SHOWERS TUE AND TUE NT TO BRING WIDESPREAD RAINS TO CWA. ON
WED...SYSTEM EXITS TO THE EAST...BUT ANOTHER SHORT WAVE MOVES
THROUGH NWLY FLOW TO SET OFF SCT SHOWERS. COOLER WX FROM TUE THROUGH
EXTENDED PERIOD AS ND UNDER INFLUENCE OF LARGE H5 LOW.

.BIS...NONE.
VINING

In the hours before

Local storm report, Jun 12, 6:21 PM MDT, 4 hours 39 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
721 PM CDT MON JUN 12 2000

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

0525 PM    9 E BEACH                 ND   1 INCH HAIL
06/12/00   GOLDEN VALLEY                  REPORTED BY PUBLIC.

0625 PM    FAIRFIELD                 ND   .75 INCH HAIL
06/12/00   BILLINGS                       REPORTED BY STORM
       j                                   SPOTTER.

0625 PM    8 SSE FAIRFIELD           ND   TORNADO
06/12/00   BILLINGS                       REPORTED BY STORM
                                          SPOTTER.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 6:29 PM MDT	Severe Thunderstorm Warning	BIS	Dunn, Stark	31 min
Jun 12, 6:34 PM MDT	Severe Thunderstorm Warning	BIS	Bowman	56 min
Jun 12, 7:00 PM MDT	Severe Thunderstorm Warning	BIS	Dunn	45 min
Jun 12, 7:30 PM MDT	Severe Thunderstorm Warning	BIS	Bowman	60 min
Jun 12, 8:38 PM MDT	Severe Thunderstorm Warning	BIS	Adams, Bowman	67 min
Jun 12, 8:48 PM MDT	Severe Thunderstorm Warning	BIS	Hettinger	57 min
Jun 12, 9:48 PM MDT	Severe Thunderstorm Warning	BIS	Wells	27 min
Jun 12, 9:54 PM MDT	Severe Thunderstorm Warning	BIS	Morton	51 min
Jun 12, 10:04 PM MDT	Severe Thunderstorm Warning	BIS	Grant, Hettinger	56 min
Jun 12, 10:47 PM MDT	Severe Thunderstorm Warning	BIS	Burleigh, Morton	43 min
Jun 13, 3:21 PM MDT	Tornado Warning	BIS	Stutsman	24 min
Jun 13, 3:45 PM MDT	Severe Thunderstorm Warning	BIS	Kidder, Wells	60 min
Jun 13, 3:45 PM MDT	Tornado Warning	BIS	Stutsman	30 min
Jun 13, 4:19 PM MDT	Severe Thunderstorm Warning	BIS	Stutsman	26 min
Jun 13, 4:54 PM MDT	Severe Thunderstorm Warning	BIS	Foster, Stutsman	66 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2000 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.