Alert archive / North Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 71, NWS Grand Forks, ND

July 9, 2016Benson County, Ramsey County, Towner County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 9, 2016, 3:11 PM CDT for Benson County, Ramsey County, Towner County, North Dakota. It was in force for 64 min. 2 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: Jul 9, 2016, 3:11 PM CDT (20:11 UTC)
Expired: Jul 9, 2016, 4:15 PM CDT
In force: 64 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Benson County, ND, Ramsey County, ND, Towner County, ND

The radar

The Minot AFB radar (KMBX), 99 km from the middle of the area, began a volume at 20:14 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
Jul 9, 3:14 PM CDT	HAIL 1	10 N Esmond, ND
Jul 9, 3:49 PM CDT	HAIL 1.75	Leeds, 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, 8.2 hours before the alert went out and 192 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: 1345 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 220 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

As transmitted.

572 
WUUS53 KFGF 092011
SVRFGF
NDC005-071-095-092115-
/O.NEW.KFGF.SV.W.0071.160709T2011Z-160709T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
311 PM CDT SAT JUL 9 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL RAMSEY COUNTY IN NORTHEASTERN NORTH DAKOTA...
  WESTERN BENSON COUNTY IN NORTHEASTERN NORTH DAKOTA...
  SOUTHWESTERN TOWNER COUNTY IN NORTHEASTERN NORTH DAKOTA...

* UNTIL 415 PM CDT

* AT 310 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BAKER...OR
  37 MILES WEST OF DEVILS LAKE...MOVING NORTHEAST AT 30 MPH.

  HAZARD...QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  BAKER AROUND 320 PM CDT. 
  HARLOW AROUND 330 PM CDT. 
  YORK AND BRINSMADE AROUND 340 PM CDT. 
  LEEDS AROUND 345 PM CDT. 
  CHURCHS FERRY AROUND 400 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4837 9984 4837 9949 4849 9949 4857 9926
      4826 9886 4791 9963 4809 9985
TIME...MOT...LOC 2010Z 223DEG 27KT 4809 9968 

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

VG

3 follow-up statements

591 
WWUS53 KFGF 092032
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
332 PM CDT SAT JUL 9 2016

NDC005-071-095-092115-
/O.CON.KFGF.SV.W.0071.000000T0000Z-160709T2115Z/
RAMSEY ND-BENSON ND-TOWNER ND-
332 PM CDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR WEST CENTRAL RAMSEY...NORTHWESTERN BENSON AND SOUTHWESTERN TOWNER
COUNTIES...

AT 331 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER YORK...OR 34
MILES WEST OF DEVILS LAKE...MOVING NORTHEAST AT 30 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...SPOTTERS REPORTED QUARTER SIZED HAIL 10 MILES NORTH OF
         ESMOND AT 314 PM. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

THIS SEVERE STORM WILL BE NEAR...
  LEEDS AROUND 340 PM CDT. 
  MAZA AROUND 355 PM CDT. 
  CANDO AND CONSIDINE AROUND 400 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4837 9984 4837 9949 4849 9949 4857 9926
      4826 9886 4798 9947 4819 9968
TIME...MOT...LOC 2031Z 233DEG 40KT 4828 9959 

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

VG

387 
WWUS53 KFGF 092050
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
350 PM CDT SAT JUL 9 2016

NDC005-071-095-092115-
/O.CON.KFGF.SV.W.0071.000000T0000Z-160709T2115Z/
RAMSEY ND-BENSON ND-TOWNER ND-
350 PM CDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR WEST CENTRAL RAMSEY...NORTH CENTRAL BENSON AND SOUTHWESTERN
TOWNER COUNTIES...

AT 350 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR LEEDS...OR 32
MILES NORTHWEST OF DEVILS LAKE...MOVING NORTHEAST AT 30 MPH.

HAZARD...PING PONG BALL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT DAMAGE 
         TO ROOFS...SIDING...WINDOWS...AND VEHICLES. 

THIS SEVERE STORM WILL BE NEAR...
  MAZA AROUND 405 PM CDT. 
  CANDO AND CONSIDINE AROUND 415 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4836 9964 4837 9949 4849 9949 4857 9926
      4826 9886 4806 9931 4805 9932 4806 9933
TIME...MOT...LOC 2050Z 223DEG 27KT 4838 9944 

HAIL...1.50IN
WIND...<50MPH
 
$$

VG

238 
WWUS53 KFGF 092103
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
403 PM CDT SAT JUL 9 2016

NDC005-071-095-092115-
/O.CON.KFGF.SV.W.0071.000000T0000Z-160709T2115Z/
RAMSEY ND-BENSON ND-TOWNER ND-
403 PM CDT SAT JUL 9 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT
FOR WEST CENTRAL RAMSEY...NORTH CENTRAL BENSON AND SOUTHWESTERN
TOWNER COUNTIES...

AT 403 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER CANDO...OR 27
MILES NORTHWEST OF DEVILS LAKE...MOVING NORTHEAST AT 30 MPH.

HAZARD...PING PONG BALL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT DAMAGE 
         TO ROOFS...SIDING...WINDOWS...AND VEHICLES. 

THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF WEST
CENTRAL RAMSEY...NORTH CENTRAL BENSON AND SOUTHWESTERN TOWNER
COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4837 9949 4849 9949 4857 9926 4826 9886
      4811 9921
TIME...MOT...LOC 2103Z 244DEG 48KT 4845 9917 

HAIL...1.50IN
WIND...<50MPH
 
$$

VG

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 9, 3:00 PM CDT	Heat Advisory	FGF	Ransom, Richland, Sargent	24 hr
Jul 9, 3:08 PM CDT	Severe Thunderstorm Warning	FGF	Benson, Ramsey	53 min
Jul 9, 4:11 PM CDT	Severe Thunderstorm Warning	FGF	Benson, Cavalier, Ramsey, Towner	64 min
Jul 9, 4:42 PM CDT	Severe Thunderstorm Warning	FGF	Nelson, Ramsey, Walsh	48 min
Jul 9, 5:21 PM CDT	Severe Thunderstorm Warning	FGF	Cavalier, Ramsey, Towner, Walsh	39 min
Jul 9, 5:43 PM CDT	Severe Thunderstorm Warning	FGF	Nelson, Ramsey, Walsh	62 min
Jul 9, 6:03 PM CDT	Severe Thunderstorm Warning	FGF	Grand Forks, Nelson, Walsh	42 min
Jul 9, 6:24 PM CDT	Severe Thunderstorm Warning	FGF	Cavalier, Ramsey, Walsh	51 min
Jul 9, 6:46 PM CDT	Severe Thunderstorm Warning	FGF	Grand Forks, Nelson, Steele, Walsh	44 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.