Alert archive / North Dakota / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 49, NWS Bismarck, ND

July 6, 2017Foster County, Wells County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 6, 2017, 1:18 AM CDT for Foster County, Wells County, North Dakota. It was in force for 57 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: Jul 6, 2017, 1:18 AM CDT (06:18 UTC)
Expired: Jul 6, 2017, 2:15 AM CDT
In force: 57 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Foster County, ND, Wells County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 141 km from the middle of the area, began a volume at 06:19 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
Jul 5, 10:12 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 6.3 hours before the alert went out and 143 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: 896 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 3295 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 252 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.3

Open this sounding in Storm Lab

The text

As transmitted.

880 
WUUS53 KBIS 060618
SVRBIS
NDC031-103-060715-
/O.NEW.KBIS.SV.W.0049.170706T0618Z-170706T0715Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
118 AM CDT THU JUL 6 2017

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Eastern Wells County in south central North Dakota...
  Foster County in southeastern North Dakota...

* Until 215 AM CDT

* At 117 AM CDT, a severe thunderstorm was located near Cathay, or 17
  miles northwest of Carrington, moving southeast at 45 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees. 

* Locations impacted include...
  Carrington, Fessenden, Glenfield, Bordulac, Grace City, Mchenry,
  Cathay, Sykeston, Melville, Juanita, Barlow, Emrick and Heaton.

Very heavy rain will also fall with the storm.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4733 9931 4760 9982 4775 9942 4773 9930
      4767 9930 4767 9927 4759 9927 4759 9850
      4733 9850
TIME...MOT...LOC 0617Z 300DEG 38KT 4762 9941 

HAIL...1.50IN
WIND...60MPH
 
$$

JP MARTIN

3 follow-up statements

181 
WWUS53 KBIS 060634
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
134 AM CDT THU JUL 6 2017

NDC031-103-060715-
/O.CON.KBIS.SV.W.0049.000000T0000Z-170706T0715Z/
Wells ND-Foster ND-
134 AM CDT THU JUL 6 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM CDT
FOR SOUTHEASTERN WELLS AND FOSTER COUNTIES...

At 133 AM CDT, a severe thunderstorm was located 6 miles northwest of
Carrington, moving southeast at 45 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

Locations impacted include...
Carrington, Glenfield, Bordulac, Grace City, Mchenry, Cathay,
Sykeston, Melville, Juanita, Emrick, Heaton and Barlow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4754 9971 4767 9927 4759 9927 4759 9850
      4733 9850 4733 9931
TIME...MOT...LOC 0633Z 300DEG 38KT 4753 9919 

HAIL...1.50IN
WIND...60MPH
 
$$

JP MARTIN

403 
WWUS53 KBIS 060649
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
149 AM CDT THU JUL 6 2017

NDC031-103-060715-
/O.CON.KBIS.SV.W.0049.000000T0000Z-170706T0715Z/
Wells ND-Foster ND-
149 AM CDT THU JUL 6 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM CDT
FOR SOUTHEASTERN WELLS AND FOSTER COUNTIES...

At 149 AM CDT, a severe thunderstorm was located near Bordulac, or 7
miles east of Carrington, moving southeast at 45 mph.

HAZARD...60 mph wind gusts and quarter size hail. 

SOURCE...Radar indicated. 

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees. 

Locations impacted include...
Carrington, Glenfield, Bordulac, Grace City, Mchenry, Sykeston,
Melville, Juanita and Barlow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4745 9941 4759 9927 4759 9850 4733 9850
      4733 9931
TIME...MOT...LOC 0649Z 300DEG 38KT 4744 9897 

HAIL...1.00IN
WIND...60MPH
 
$$

JP MARTIN

706 
WWUS53 KBIS 060713
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
213 AM CDT THU JUL 6 2017

NDC031-103-060723-
/O.EXP.KBIS.SV.W.0049.000000T0000Z-170706T0715Z/
Wells ND-Foster ND-
213 AM CDT THU JUL 6 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WELLS AND FOSTER
COUNTIES WILL EXPIRE AT 215 AM CDT...
                
The storm which prompted the warning has weakened below severe 
limits. Therefore, the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 500 AM CDT for
south central and southeastern North Dakota.

LAT...LON 4745 9941 4759 9927 4759 9850 4733 9850
      4733 9931
TIME...MOT...LOC 0713Z 300DEG 38KT 4732 9866 

$$

ACOOP

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 7:21 PM CDT	Special Weather Statement	BIS	McIntosh	39 min
Jul 5, 9:15 PM CDT	Special Weather Statement	BIS	Wells	30 min
Jul 5, 9:45 PM CDT	Special Weather Statement	BIS	Wells	30 min
Jul 5, 9:52 PM CDT	Severe Thunderstorm Warning	BIS	Foster, Wells	68 min
Jul 5, 10:12 PM CDT	Special Weather Statement	BIS	Kidder	48 min
Jul 5, 10:23 PM CDT	Severe Thunderstorm Warning	BIS	Foster, Kidder, Stutsman	67 min
Jul 5, 10:58 PM CDT	Special Weather Statement	BIS	Bottineau	47 min
Jul 5, 11:19 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau	56 min
Jul 5, 11:21 PM CDT	Severe Thunderstorm Warning	BIS	LaMoure, Logan, Stutsman	42 min
Jul 6, 12:05 AM CDT	Severe Thunderstorm Warning	BIS	Bottineau, McHenry	55 min
Jul 6, 12:58 AM CDT	Severe Thunderstorm Warning	BIS	Bottineau, McHenry, Pierce	62 min
Jul 6, 1:58 AM CDT	Severe Thunderstorm Warning	BIS	McHenry, Pierce	47 min
Jul 6, 2:41 AM CDT	Severe Thunderstorm Warning	BIS	Pierce, Wells	54 min
Jul 6, 2:51 AM CDT	Severe Thunderstorm Warning	BIS	Foster	54 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2017 Every severe thunderstorm warning in 2017

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.