Alert archive / North Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 13, NWS Grand Forks, ND

June 3, 2016Towner County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 3, 2016, 3:37 PM CDT for Towner County, North Dakota. It was in force for 21 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: Jun 3, 2016, 3:37 PM CDT (20:37 UTC)
Expired: Jun 3, 2016, 3:58 PM CDT
In force: 21 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Towner County, ND

The radar

The Minot AFB radar (KMBX), 135 km from the middle of the area, began a volume at 20:38 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
Jun 3, 3:40 PM CDT	HAIL 1	2 Ne Hansboro, ND	HAIL PASSED JUST SOUTH OF THE HANSBORO PORT OF ENTRY.

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, 8.6 hours before the alert went out and 266 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: 37 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 1813 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: -67 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

190 
WUUS53 KFGF 032037
SVRFGF
NDC095-032115-
/O.NEW.KFGF.SV.W.0013.160603T2037Z-160603T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
337 PM CDT FRI JUN 3 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN TOWNER COUNTY IN NORTHEASTERN NORTH DAKOTA...

* UNTIL 415 PM CDT

* AT 336 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
  HANSBORO...OR 43 MILES WEST OF LANGDON...MOVING EAST AT 20 MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
  NORTHEASTERN TOWNER COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4900 9936 4900 9902 4885 9901 4889 9939
TIME...MOT...LOC 2036Z 278DEG 17KT 4897 9927 

HAIL...1.00IN
WIND...<50MPH
 
$$

HOPKINS

1 follow-up statement

818 
WWUS53 KFGF 032058
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
358 PM CDT FRI JUN 3 2016

NDC095-032108-
/O.CAN.KFGF.SV.W.0013.000000T0000Z-160603T2115Z/
TOWNER ND-
358 PM CDT FRI JUN 3 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN TOWNER COUNTY IS
CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
GRAND FORKS.

LAT...LON 4900 9936 4900 9902 4885 9901 4889 9939
TIME...MOT...LOC 2056Z 278DEG 17KT 4896 9911 

$$

HOPKINS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 3, 4:01 PM CDT	Special Weather Statement	FGF	Benson	29 min
Jun 3, 5:03 PM CDT	Special Weather Statement	FGF	Benson	27 min
Jun 3, 5:27 PM CDT	Special Weather Statement	FGF	Steele	33 min
Jun 3, 6:04 PM CDT	Special Weather Statement	FGF	Steele	41 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2016 Every severe thunderstorm warning 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.