Alert archive / North Dakota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 182, NWS Bismarck, ND

August 24, 2012Bottineau County, McHenry County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Aug 24, 2012, 6:56 PM CDT for Bottineau County, McHenry County, North Dakota. It was in force for 49 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: Aug 24, 2012, 6:56 PM CDT (23:56 UTC)
Expired: Aug 24, 2012, 7:45 PM CDT
In force: 49 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bottineau County, ND, McHenry County, ND

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 24, 5:17 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.9 hours before the alert went out and 233 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: 7 J/kg
Mixed-layer CIN: -691 J/kg
Mixed-layer LCL: 2169 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: -7 m²/s²
0-3 km storm-relative helicity: 20 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.

098 
WUUS53 KBIS 242356
SVRBIS
NDC009-049-250045-
/O.NEW.KBIS.SV.W.0182.120824T2356Z-120825T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
656 PM CDT FRI AUG 24 2012

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN BOTTINEAU COUNTY IN NORTH CENTRAL NORTH DAKOTA
  THIS INCLUDES THE CITY OF BOTTINEAU
  NORTH CENTRAL MCHENRY COUNTY IN NORTH CENTRAL NORTH DAKOTA

* UNTIL 745 PM CDT

* AT 655 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  NEWBURG...AND MOVING NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ROTH AROUND 715 PM CDT.
  SOURIS AROUND 720 PM CDT.
  CARBURY AROUND 725 PM CDT.

THIS WARNING REPLACES THE PREVIOUS WARNING FOR THIS AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

IF YOU ARE IN THE PATH OF THIS STORM...TAKE SHELTER IN A STURDY
BUILDING...AND STAY AWAY FROM WINDOWS.

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 4896 10018 4857 10054 4867 10113 4900 10114
      4900 10018
TIME...MOT...LOC 2356Z 218DEG 34KT 4871 10086
WIND...HAIL 60MPH 1.00IN

$$

KINNEY

2 follow-up statements

544 
WWUS53 KBIS 250026
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
726 PM CDT FRI AUG 24 2012

NDC049-250036-
/O.CAN.KBIS.SV.W.0182.000000T0000Z-120825T0045Z/
MCHENRY ND-
726 PM CDT FRI AUG 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL MCHENRY COUNTY
IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 4896 10018 4876 10037 4883 10113 4900 10114
      4900 10018
TIME...MOT...LOC 0026Z 211DEG 31KT 4890 10070

$$

NDC009-250045-
/O.CON.KBIS.SV.W.0182.000000T0000Z-120825T0045Z/
BOTTINEAU ND-
726 PM CDT FRI AUG 24 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
BOTTINEAU COUNTY UNTIL 745 PM CDT...

AT 724 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
SOURIS...OR 13 MILES WEST OF BOTTINEAU...MOVING NORTHEAST AT 35 MPH.

THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF
NORTHEASTERN BOTTINEAU COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 4896 10018 4876 10037 4883 10113 4900 10114
      4900 10018
TIME...MOT...LOC 0026Z 211DEG 31KT 4890 10070
WIND...HAIL 60MPH 1.00IN

$$

VINING

246 
WWUS53 KBIS 250038
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
738 PM CDT FRI AUG 24 2012

NDC009-250049-
/O.EXP.KBIS.SV.W.0182.000000T0000Z-120825T0045Z/
BOTTINEAU ND-
738 PM CDT FRI AUG 24 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BOTTINEAU COUNTY
WILL EXPIRE AT 745 PM CDT/645 PM MDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

LAT...LON 4896 10018 4876 10037 4883 10113 4900 10114
      4900 10018
TIME...MOT...LOC 0039Z 211DEG 31KT 4900 10061

$$

VINING

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 24, 4:33 PM CDT	Severe Thunderstorm Warning	BIS	Mercer, Oliver	42 min
Aug 24, 5:15 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer, Oliver, Ward	60 min
Aug 24, 5:50 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, McLean, Oliver, Sheridan	55 min
Aug 24, 6:04 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau, McHenry, Renville, Ward	56 min
Aug 24, 6:10 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Emmons, Morton	49 min
Aug 24, 6:30 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Kidder, Sheridan	45 min
Aug 24, 6:43 PM CDT	Severe Thunderstorm Warning	BIS	McHenry, McLean, Sheridan, Wells	48 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2012 Every severe thunderstorm warning in 2012

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.