Alert archive / North Dakota / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 13, NWS Bismarck, ND

May 28, 2015LaMoure County, Stutsman County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at May 28, 2015, 2:27 PM CDT for LaMoure County, Stutsman County, North Dakota. It was in force for 48 min. 1 report 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: May 28, 2015, 2:27 PM CDT (19:27 UTC)
Expired: May 28, 2015, 3:15 PM CDT
In force: 48 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties LaMoure County, ND, Stutsman County, ND

The radar

The Aberdeen radar (KABR), 126 km from the middle of the area, began a volume at 19:27 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
May 28, 2:35 PM CDT	TSTM WND GST 75	7 Wsw Dickey, ND	LATE REPORT. SIX LARGE EVERGREEN TREES WERE UPROOTED. CROP DAMAGE. TIME ESTIMATED BY RADAR.

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

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 7.5 hours before the alert went out and 172 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: 31 J/kg
Mixed-layer CIN: -174 J/kg
Mixed-layer LCL: 852 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 79 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.

425 
WUUS53 KBIS 281927
SVRBIS
NDC045-093-282015-
/O.NEW.KBIS.SV.W.0013.150528T1927Z-150528T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
227 PM CDT THU MAY 28 2015

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL LAMOURE COUNTY IN SOUTHEASTERN NORTH DAKOTA...
  SOUTHEASTERN STUTSMAN COUNTY IN SOUTHEASTERN NORTH DAKOTA...

* UNTIL 315 PM CDT

* AT 227 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ADRIAN...OR
  14 MILES NORTH OF EDGELEY...MOVING NORTHEAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  ADRIAN AND DICKEY AROUND 235 PM CDT.
  MARION AROUND 245 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
NORTONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4646 9837 4642 9862 4656 9878 4676 9845
      4674 9844 4663 9843 4663 9835 4661 9833
TIME...MOT...LOC 1927Z 232DEG 39KT 4655 9861 

HAIL...0.88IN
WIND...60MPH
 
$$

VINING

3 follow-up statements

934 
WWUS53 KBIS 281947
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
247 PM CDT THU MAY 28 2015

NDC045-093-282015-
/O.CON.KBIS.SV.W.0013.000000T0000Z-150528T2015Z/
LAMOURE ND-STUTSMAN ND-
247 PM CDT THU MAY 28 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR NORTH CENTRAL LAMOURE AND SOUTHEASTERN STUTSMAN COUNTIES...

AT 246 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ADRIAN...OR 21
MILES NORTHEAST OF EDGELEY...MOVING NORTHEAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

THIS SEVERE STORM WILL BE NEAR...
  MARION AROUND 255 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
NORTONVILLE...AND SOUTHEAST OF MONTPELIER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4646 9837 4642 9862 4656 9878 4676 9845
      4674 9844 4663 9843 4663 9835 4661 9833
TIME...MOT...LOC 1946Z 233DEG 27KT 4662 9846 

HAIL...0.88IN
WIND...60MPH
 
$$

VINING

115 
WWUS53 KBIS 282003
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
303 PM CDT THU MAY 28 2015

NDC045-093-282015-
/O.CON.KBIS.SV.W.0013.000000T0000Z-150528T2015Z/
LAMOURE ND-STUTSMAN ND-
303 PM CDT THU MAY 28 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM CDT
FOR NORTH CENTRAL LAMOURE AND SOUTHEASTERN STUTSMAN COUNTIES...

AT 302 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 8 MILES NORTHEAST 
OF EDGELEY...MOVING NORTHEAST AT 30 MPH. THIS IS A NEWLY DEVELOPED 
STORM.

HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

THIS SEVERE STORM WILL BE NEAR...
  DICKEY AROUND 315 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
NORTONVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4646 9837 4642 9862 4656 9878 4676 9845
      4674 9844 4663 9843 4663 9835 4661 9833
TIME...MOT...LOC 2002Z 232DEG 28KT 4643 9858 

HAIL...0.88IN
WIND...60MPH
 
$$

VINING

782 
WWUS53 KBIS 282020
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
320 PM CDT THU MAY 28 2015

NDC045-093-282030-
/O.EXP.KBIS.SV.W.0013.000000T0000Z-150528T2015Z/
LAMOURE ND-STUTSMAN ND-
320 PM CDT THU MAY 28 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LAMOURE AND
SOUTHEASTERN STUTSMAN COUNTIES HAS EXPIRED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING IS NO 
LONGER SEVERE. THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4646 9837 4642 9862 4656 9878 4676 9845
      4674 9844 4663 9843 4663 9835 4661 9833
TIME...MOT...LOC 2015Z 232DEG 39KT 4643 9858 

$$

VINING

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:52 PM CDT	Special Weather Statement	BIS	Grant, Mercer	38 min
May 28, 1:55 PM CDT	Special Weather Statement	BIS	LaMoure	35 min
May 28, 2:19 PM CDT	Special Weather Statement	BIS	McKenzie	26 min
May 28, 2:32 PM CDT	Special Weather Statement	BIS	Stutsman	13 min
May 28, 2:45 PM CDT	Special Weather Statement	BIS	Dunn	30 min
May 28, 3:22 PM CDT	Special Weather Statement	BIS	LaMoure	38 min
May 28, 3:49 PM CDT	Special Weather Statement	BIS	Dickey	41 min
May 28, 4:00 PM CDT	Special Weather Statement	BIS	Mercer	45 min
May 28, 4:20 PM CDT	Special Weather Statement	BIS	LaMoure	25 min
May 28, 4:22 PM CDT	Special Weather Statement	BIS	LaMoure	23 min
May 28, 4:45 PM CDT	Special Weather Statement	BIS	Mercer	30 min
May 28, 4:50 PM CDT	Special Weather Statement	BIS	Dickey	40 min
May 28, 5:13 PM CDT	Special Weather Statement	BIS	Oliver	32 min
May 28, 5:30 PM CDT	Areal Flood Advisory	BIS	Dickey, LaMoure	18 hr
May 28, 5:40 PM CDT	Special Weather Statement	BIS	Morton	35 min
May 28, 6:16 PM CDT	Special Weather Statement	BIS	LaMoure	29 min
May 28, 6:37 PM CDT	Special Weather Statement	BIS	Dickey	23 min
May 28, 6:57 PM CDT	Special Weather Statement	BIS	Dickey	33 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2015 Every severe thunderstorm warning in 2015

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.