Alert archive / North Dakota / Tornado Warnings in 2004

Tornado Warning 10, NWS Bismarck, ND

June 6, 2004McLean County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jun 6, 2004, 8:21 PM CDT for McLean County, North Dakota. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 6, 2004, 8:21 PM CDT (01:21 UTC)
Expired: Jun 6, 2004, 8:45 PM CDT
In force: 24 min
Issued by: NWS Bismarck, ND
Area: Counties, with a storm outline in the text

County McLean County, ND

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this tornado warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

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 6, 3:45 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 1.4 hours before the alert went out and 116 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: 1945 J/kg
Mixed-layer CIN: -123 J/kg
Mixed-layer LCL: 1573 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 129 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 9.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KBIS 070121 CCA
TORBIS
NDC055-070145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING...CORRECTED
NATIONAL WEATHER SERVICE BISMARCK ND
817 PM CDT SUN JUN 6 2004

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN MCLEAN COUNTY IN SOUTH CENTRAL NORTH DAKOTA

* UNTIL 845 PM CDT

* AT 817 PM CDT...SKYWARN SPOTTERS REPORTED A TORNADO 2 MILES 
  EAST OF WHITE SHIELD...OR ABOUT 45 MILES SOUTHWEST OF MINOT...MOVING 
  EAST AT 30 MPH.

* THE TORNADO WILL BE NEAR...
  EMMET AROUND 820 PM CDT
  GARRISON AROUND 835 PM CDT

LAT...LON 4773 10183 4756 10181 4759 10074 4783 10087

$$
LEBLANG

What forecasters said that day

The local office's own words before this tornado 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 tornado warning went out at Jun 6, 3:00 PM CDT, 5 hours 21 minutes earlier.

Area forecast discussion, Jun 6, 3:00 PM CDT, 5 hours 21 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
300 PM CDT SUN JUN 6 2004

.SHORT TERM...
ANTICIPATE CONVECTION TO FIRE SHORTLY ON LINE OF CU FORMING ALONG
NORTH DAKOTA AND MONTANA BORDER. AMS STILL WEAKLY CAPPED BUT
BAMEX...PROGGD SOUNDINGS AND MODELS ALL INDICATE CAP WILL BE BROKEN
SOMETIME LATE AFTERNOON AS TEMPS APPROACH 90F WEST. WATCH POSSIBLE
WITHIN THE NEXT TWO HOURS.

MODELS IN GOOD AGREEMENT AGAIN. MID LEVEL LOW MOVING ONSHORE PACIFIC
NORTHWEST SPLITS AS ONE PIECE OF ENERGY CUTSOFF OVER PAC NW AND
FIRST PIECE MOVES NORTHEAST THROUGH SOUTH CENTRAL CANADA. CWA IN SW
THEN W THEN SW FLOW THROUGH PERIOD. AS FIRST LOW MOVES EAST THROUGH
NORTHERN PLAINS TONIGHT...WESTERN DAKOTA WILL BE UNTIL INFLUENCE OF
COOLER AND DRIER HIGH PRESSURE BUILDING SOUTH FROM CANADA WITH
BOUNDARY SOUTH OF STATE. CUTOFF LOW WASH COAST EJECTS LATE IN
SHORTERM PERIODS WITH NEXT SIGNIFICANT SYSTEM APPROACHING NORTHERN
PLAINS LATE THURSDAY AND FRIDAY.

.LONG TERM...
GFS CONTINUES TO BRING BEST CHANCE FOR PRECIP THURSDAY AS H500
LOW/TROUGH LIFTS NORTHEAST THROUGH THE NORTHERN PLAINS. ALSO SURFACE
LOW/TROUGH FROM MONTANA THROUGH WRN NEBRASKA LIFTS NORTHEAST THRU
THE STATE. KEPT RELATIVELY HIGH POPS FOR THURSDAY. CYCLONIC FLOW
ALOFT CONTINUES THRU SATURDAY...BUT TOOK POPS OUT TO BLEND WITH
SURROUNDING OFFICES. SINCE SURFACE HIGH PUSHING IN BY SATURDAY
AGREED TO TAKE IT OUT. KEPT SUNDAY DRY FOR NOW WITH WEAK SURFACE
HIGH. BUT...LATER SHIFTS MAY WANT TO INCREASE POPS FOR SUNDAY NIGHT
OR MONDAY AS 50H TROF SWINGS THRU 00Z TUESDAY.

&&

.BIS WATCHES/WARNINGS/ADVISORIES...
FLOOD WARNING CONTINUES FOR JAMES RIVER NEAR LUDDEN.

&&

HW/JV

Hazardous weather outlook, Jun 6, 5:37 AM CDT, 14 hours 44 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
537 AM CDT SUN JUN 6 2004

NDZ001>005-009>013-017>023-025-031>037-040>048-050-051-071037-
ADAMS ND-BILLINGS ND-BOTTINEAU ND-BOWMAN ND-BURKE ND-BURLEIGH ND-
DICKEY ND-DIVIDE ND-DUNN ND-EMMONS ND-FOSTER ND-GOLDEN VALLEY ND-
GRANT ND-HETTINGER ND-KIDDER ND-LA MOURE ND-LOGAN ND-MCHENRY ND-
MCINTOSH ND-MCKENZIE ND-MCLEAN ND-MERCER ND-MORTON ND-MOUNTRAIL ND-
OLIVER ND-PIERCE ND-RENVILLE ND-ROLETTE ND-SHERIDAN ND-SIOUX ND-
SLOPE ND-STARK ND-STUTSMAN ND-WARD ND-WELLS ND-WILLIAMS ND-
INCLUDING THE CITIES OF...BISMARCK...BOTTINEAU...BOWMAN...CROSBY...
DICKINSON...JAMESTOWN...MINOT AND WILLISTON
537 AM CDT SUN JUN 6 2004

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL NORTH
DAKOTA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS WILL DEVELOPE IN WESTERN NORTH DAKOTA THIS AFTERNOON
THEN MOVE ACROSS THE STATE TONIGHT.  SOUTHEAST SURFACE WINDS AND A
LOW LEVEL JET AHEAD OF A TROUGH IN EASTERN MONTANA WILL INCREASE THE
MOISTURE AND INSTABILITY THIS AFTERNOON.  SOME THUNDERSTORMS COULD BE
SEVERE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE LIKELY.

In the hours before

Local storm report, Jun 6, 7:23 PM CDT, 58 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
723 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0717 PM     TORNADO          4 E ROSEGLEN            47.75N 101.75W
06/06/2004                   MCLEAN             ND   OTHER FEDERAL

            REPORTED BY MINOT AIR BASE OFFICIAL

0718 PM     HAIL             SHERWOOD                48.96N 101.63W
06/06/2004  1.75 INCH        RENVILLE           ND   BROADCAST MEDIA

0721 PM     TORNADO          14 NW GARRISON          47.80N 101.64W
06/06/2004                   MCLEAN             ND   STORM CHASER

&&

VINING

Local storm report, Jun 6, 7:26 PM CDT, 55 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
726 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0717 PM     HAIL             NEW TOWN                47.98N 102.49W
06/06/2004  1.75 INCH        MOUNTRAIL          ND   LAW ENFORCEMENT

&&

VINING

Local storm report, Jun 6, 7:41 PM CDT, 40 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
741 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0735 PM     HAIL             1 W MAX                 47.82N 101.31W
06/06/2004  0.88 INCH        MCLEAN             ND   LAW ENFORCEMENT

0735 PM     HAIL             1 S MOHALL              48.75N 101.51W
06/06/2004  1.00 INCH        RENVILLE           ND   BROADCAST MEDIA

&&

VINING

Local storm report, Jun 6, 7:44 PM CDT, 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
744 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0742 PM     HAIL             16 S MINOT              48.00N 101.30W
06/06/2004  1.00 INCH        WARD               ND   AMATEUR RADIO

&&

VINING

Local storm report, Jun 6, 7:59 PM CDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
759 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0736 PM     TORNADO          2 W DOUGLAS             47.86N 101.54W
06/06/2004                   WARD               ND   LAW ENFORCEMENT

            BARN DESTROYED

0753 PM     TORNADO          15 S MINOT              48.02N 101.30W
06/06/2004                   WARD               ND   LAW ENFORCEMENT

            TORNADO AT NELSON-CARLSON LAKE WEST OF HIGHWAY 83

&&

VINING

Local storm report, Jun 6, 8:19 PM CDT, 2 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BISMARCK ND
819 PM CDT SUN JUN 06 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0814 PM     TORNADO          2 E WHITE SHIELD        47.66N 101.80W
06/06/2004                   MCLEAN             ND   OTHER FEDERAL

            TORNADO ON HIGHWAY 1804 REPORTED BY MINOT AIR BASE
            OFFICIAL

&&

VINING

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 7:03 PM CDT	Severe Thunderstorm Warning	BIS	McLean	27 min
Jun 6, 7:07 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau	53 min
Jun 6, 7:19 PM CDT	Tornado Warning	BIS	McLean, Ward	26 min
Jun 6, 7:46 PM CDT	Tornado Warning	BIS	McLean	29 min
Jun 6, 7:47 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail, Renville, Ward	58 min
Jun 6, 7:48 PM CDT	Tornado Warning	BIS	McLean	27 min
Jun 6, 7:50 PM CDT	Severe Thunderstorm Warning	BIS	McHenry	55 min
Jun 6, 7:58 PM CDT	Tornado Warning	BIS	Ward	32 min
Jun 6, 8:18 PM CDT	Tornado Warning	BIS	McLean	27 min
Jun 6, 8:43 PM CDT	Tornado Warning	BIS	Sheridan	32 min
Jun 6, 8:45 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	60 min
Jun 6, 8:48 PM CDT	Tornado Warning	BIS	McLean	27 min
Jun 6, 8:56 PM CDT	Tornado Warning	BIS	McHenry	34 min
Jun 6, 9:04 PM CDT	Severe Thunderstorm Warning	BIS	Renville, Ward	56 min
Jun 6, 9:16 PM CDT	Tornado Warning	BIS	Sheridan, Wells	44 min
Jun 6, 9:20 PM CDT	Severe Thunderstorm Warning	BIS	Williams	30 min
Jun 6, 9:24 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie	51 min
Jun 6, 9:26 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau	64 min
Jun 6, 9:35 PM CDT	Tornado Warning	BIS	Bottineau, Renville	25 min
Jun 6, 9:45 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	60 min
Jun 6, 9:59 PM CDT	Tornado Warning	BIS	Bottineau	46 min
Jun 6, 10:04 PM CDT	Tornado Warning	BIS	Wells	41 min
Jun 6, 10:25 PM CDT	Severe Thunderstorm Warning	BIS	Ward	65 min
Jun 6, 10:34 PM CDT	Severe Thunderstorm Warning	BIS	Williams	61 min
Jun 6, 10:48 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	57 min
Jun 6, 10:50 PM CDT	Tornado Warning	BIS	McHenry, Ward	25 min
Jun 6, 11:16 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	14 min
Jun 6, 11:17 PM CDT	Tornado Warning	BIS	McHenry	43 min
Jun 6, 11:21 PM CDT	Severe Thunderstorm Warning	BIS	Rolette	24 min
Jun 6, 11:48 PM CDT	Severe Thunderstorm Warning	BIS	Pierce	42 min
Jun 7, 1:26 AM CDT	Severe Thunderstorm Warning	BIS	Rolette	49 min

Nearby

Tornado Warnings in North Dakota, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.