Alert archive / North Dakota / Tornado Warnings in 2019

Tornado Warning 1, NWS Grand Forks, ND

May 24, 2019Barnes County, Griggs County, North Dakota

NWS Grand Forks, ND issued this tornado warning at May 24, 2019, 5:23 PM CDT for Barnes County, Griggs County, North Dakota. It was in force for 37 min. 6 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: May 24, 2019, 5:23 PM CDT (22:23 UTC)
Expired: May 24, 2019, 6:00 PM CDT
In force: 37 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Barnes County, ND, Griggs County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 79 km from the middle of the area, began a volume at 22:23 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 24, 5:24 PM CDT	TORNADO 1	Leal, ND	THIS TORNADO TOUCHED DOWN AT THE WEST EDGE OF TOWN AND TRACKED INTERMITTENTLY TO THE NORTHEAST FOR ROUGHLY 4 MILES TO AROUND 3 SW OF DAZEY BY 531 PM CDT. THE TORNADO TORE SECTIONS OF ROOFING OFF OF A HOUSE AND STEEL ROOFING OFF OF A GRAIN STORAGE BUILDING. IT
May 24, 5:26 PM CDT	TORNADO	2 Ne Leal, ND	TORNADO REPORTED. BUILDING DAMAGE OCCURRING.
May 24, 6:05 PM CDT	TSTM WND DMG	6 Wsw Sibley, ND	SECTIONS OF METAL CATTLE FENCING WERE BLOWN DOWN AT THE END OF A STOCK PEN. TIME ESTIMATED BASED ON RADAR.
May 24, 6:07 PM CDT	FUNNEL CLOUD	5 Nnw Bald Hill Dam, ND	REPORT OF FUNNEL CLOUD BY CORP OF ENGINEERS AT BALDHILL DAM RELAYED BY VALLEY CITY PSAP. LOCATION ESTIMATED BASED ON RADAR.
May 24, 6:10 PM CDT	HAIL 1	15 N Valley City, ND
May 24, 6:10 PM CDT	HAIL 1	4 Sw Sibley, ND

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, 10.4 hours before the alert went out and 194 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 520 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 104 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

107 
WFUS53 KFGF 242223
TORFGF
NDC003-039-242300-
/O.NEW.KFGF.TO.W.0001.190524T2223Z-190524T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Eastern ND/Grand Forks ND
523 PM CDT Fri May 24 2019

The National Weather Service in Grand Forks has issued a

* Tornado Warning for...
  South central Griggs County in southeastern North Dakota...
  Northwestern Barnes County in southeastern North Dakota...

* Until 600 PM CDT.

* At 522 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Leal, or 19 miles northwest of Valley City, moving
  northeast at 25 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Weather spotters reported funnel cloud.

  IMPACT...Expect damage to mobile homes, roofs, and vehicles.

* This dangerous storm will be near...
  Rogers around 530 PM CDT.
  Dazey around 535 PM CDT.
  Walum around 545 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Grand Forks.

&&

LAT...LON 4706 9832 4714 9839 4734 9810 4710 9791
TIME...MOT...LOC 2222Z 238DEG 24KT 4712 9831 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

GG

2 follow-up statements

938 
WWUS53 KFGF 242240
SVSFGF

Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
540 PM CDT Fri May 24 2019

NDC003-039-242300-
/O.CON.KFGF.TO.W.0001.000000T0000Z-190524T2300Z/
Griggs ND-Barnes ND-
540 PM CDT Fri May 24 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR SOUTH
CENTRAL GRIGGS AND NORTH CENTRAL BARNES COUNTIES...
    
At 539 PM CDT, a confirmed tornado was located over Dazey, or 19
miles northwest of Valley City, moving northeast at 30 mph.

HAZARD...TORNADO and quarter size hail.

SOURCE...Weather spotters confirmed tornado.

IMPACT...Expect damage to mobile homes, roofs, and vehicles.

This tornadic thunderstorm will remain over mainly rural areas of
south central Griggs and north central Barnes Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 4713 9818 4719 9822 4732 9809 4716 9796
TIME...MOT...LOC 2239Z 238DEG 24KT 4718 9816 

TORNADO...OBSERVED
HAIL...1.00IN

$$

GG

073 
WWUS53 KFGF 242256
SVSFGF

Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
556 PM CDT Fri May 24 2019

NDC003-039-242306-
/O.EXP.KFGF.TO.W.0001.000000T0000Z-190524T2300Z/
Griggs ND-Barnes ND-
556 PM CDT Fri May 24 2019

...THE TORNADO WARNING FOR SOUTH CENTRAL GRIGGS AND NORTH CENTRAL
BARNES COUNTIES WILL EXPIRE AT 600 PM CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

LAT...LON 4713 9818 4719 9822 4732 9809 4716 9796
TIME...MOT...LOC 2256Z 238DEG 24KT 4724 9803 

$$

GG

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 5:06 PM CDT	Special Weather Statement	FGF	Barnes	39 min
May 24, 5:54 PM CDT	Severe Thunderstorm Warning	FGF	Barnes, Griggs, Steele	51 min
May 24, 6:09 PM CDT	Tornado Warning	FGF	Barnes	36 min
May 24, 6:15 PM CDT	Tornado Warning	FGF	Steele	45 min
May 24, 6:24 PM CDT	Severe Thunderstorm Warning	FGF	Grand Forks, Steele, Traill	51 min
May 24, 6:48 PM CDT	Severe Thunderstorm Warning	FGF	Grand Forks, Steele, Traill	42 min

Nearby

Tornado Warnings in North Dakota, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.