Alert archive / North Dakota / Tornado Warnings in 2016

Tornado Warning 26, NWS Bismarck, ND

August 10, 2016Morton County, Stark County, North Dakota

NWS Bismarck, ND issued this tornado warning at Aug 10, 2016, 7:43 PM CDT for Morton County, Stark County, North Dakota. It was in force for 32 min. 5 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Aug 10, 2016, 7:43 PM CDT (00:43 UTC)
Expired: Aug 10, 2016, 8:15 PM CDT
In force: 32 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.5 in

Counties Morton County, ND, Stark County, ND

The radar

The Bismarck radar (KBIS), 107 km from the middle of the area, began a volume at 00:46 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.

What was reported inside it

Time	Report	Where	Remark
Aug 10, 7:49 PM CDT	HAIL 2	5 N Richardton, ND	RELAYED WITH PICTURE VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR.
Aug 10, 7:55 PM CDT	HAIL 3	5 N Richardton, ND	EXTREME DAMAGE FROM VERY LARGE HAIL REPORTED NORTH OF RICHARDTON.
Aug 10, 8:07 PM CDT	FUNNEL CLOUD	Hebron, ND	EMERGENCY MANAGER AND TRAINED SPOTTERS REPORTED A FUNNEL CLOUD.
Aug 10, 8:07 PM CDT	HAIL 1	2 W Hebron, ND	.
Aug 10, 8:22 PM CDT	HAIL 2.5	7 Ene Hebron, ND	ONGOING AT THE TIME OF CALL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Aug 10, 5:59 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 0.7 hours before the alert went out and 111 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: 1983 J/kg
Mixed-layer CIN: -114 J/kg
Mixed-layer LCL: 863 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 196 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 8.6

Open this sounding in Storm Lab

The text

As transmitted.

919 
WFUS53 KBIS 110043
TORBIS
NDC059-089-110115-
/O.NEW.KBIS.TO.W.0026.160811T0043Z-160811T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
743 PM CDT WED AUG 10 2016

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN STARK COUNTY IN SOUTHWESTERN NORTH DAKOTA...
  NORTHWESTERN MORTON COUNTY IN SOUTH CENTRAL NORTH DAKOTA...

* UNTIL 815 PM CDT/715 PM MDT/
    
* AT 743 PM CDT/643 PM MDT/...A SEVERE THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO WAS LOCATED NEAR RICHARDTON...OR 23 MILES EAST
  OF DICKINSON...MOVING EAST AT 30 MPH.

  HAZARD...TORNADO AND PING PONG BALL SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  HEBRON AROUND 810 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN
A MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4687 10243 4701 10239 4699 10214 4698 10214
      4698 10201 4697 10178 4674 10186
TIME...MOT...LOC 0043Z 281DEG 27KT 4694 10230 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

AYD

2 follow-up statements

255 
WWUS53 KBIS 110053
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
753 PM CDT WED AUG 10 2016

NDC059-089-110115-
/O.CON.KBIS.TO.W.0026.000000T0000Z-160811T0115Z/
STARK ND-MORTON ND-
753 PM CDT WED AUG 10 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT/715 PM MDT/
FOR NORTHEASTERN STARK AND NORTHWESTERN MORTON COUNTIES...
    
AT 752 PM CDT/652 PM MDT/...A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO WAS LOCATED NEAR RICHARDTON...OR 20 MILES WEST
OF GLEN ULLIN...MOVING SOUTHEAST AT 30 MPH.

HAZARD...TORNADO AND TWO INCH HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE
         IS LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  HEBRON AROUND 810 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN
A MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4686 10240 4700 10235 4699 10214 4698 10214
      4698 10201 4697 10178 4674 10186
TIME...MOT...LOC 0052Z 283DEG 24KT 4692 10223 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

AYD

593 
WWUS53 KBIS 110104
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
804 PM CDT WED AUG 10 2016

NDC059-089-110115-
/O.CON.KBIS.TO.W.0026.000000T0000Z-160811T0115Z/
STARK ND-MORTON ND-
804 PM CDT WED AUG 10 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT/715 PM MDT/
FOR NORTHEASTERN STARK AND NORTHWESTERN MORTON COUNTIES...
    
AT 804 PM CDT/704 PM MDT/...A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO WAS LOCATED OVER HEBRON...OR 12 MILES NORTHWEST
OF GLEN ULLIN...MOVING EAST AT 35 MPH.

HAZARD...TORNADO AND BASEBALL SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR.  TREE DAMAGE
         IS LIKELY. 

THIS DANGEROUS STORM WILL BE NEAR...
  GLEN ULLIN AROUND 815 PM CDT. 

LAT...LON 4682 10224 4689 10224 4699 10219 4698 10214
      4698 10201 4697 10178 4674 10186
TIME...MOT...LOC 0104Z 282DEG 31KT 4693 10204 

TORNADO...RADAR INDICATED
HAIL...2.75IN

$$

AYD

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 7:31 PM CDT	Severe Thunderstorm Warning	BIS	Dunn, McLean, Mercer	59 min
Aug 10, 7:39 PM CDT	Severe Thunderstorm Warning	BIS	Dunn, Mercer, Morton, Stark	66 min
Aug 10, 8:10 PM CDT	Tornado Warning	BIS	Morton	35 min
Aug 10, 8:22 PM CDT	Severe Thunderstorm Warning	BIS	Mercer, Morton, Oliver	53 min
Aug 10, 9:15 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Morton, Oliver	45 min
Aug 10, 9:35 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Emmons, Morton, Oliver	55 min
Aug 10, 10:29 PM CDT	Areal Flood Advisory	BIS	Foster, Wells	6 hr
Aug 10, 11:17 PM CDT	Special Weather Statement	BIS	Divide	28 min
Aug 10, 11:24 PM CDT	Special Weather Statement	BIS	Williams	36 min
Aug 10, 11:28 PM CDT	Special Weather Statement	BIS	Williams	32 min
Aug 10, 11:51 PM CDT	Areal Flood Warning	BIS	Dickey	36 hr
Aug 10, 11:52 PM CDT	Special Weather Statement	BIS	Williams	38 min
Aug 10, 11:59 PM CDT	Special Weather Statement	BIS	Divide	46 min

Nearby

Tornado Warnings in North Dakota, 2016 Every tornado warning in 2016 Tornadoes in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.