Alert archive / North Dakota / Tornado Warnings in 2015

Tornado Warning 22, NWS Grand Forks, ND

June 27, 2015Grand Forks County, Steele County, Traill County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 27, 2015, 5:39 PM CDT for Grand Forks County, Steele County, Traill County, North Dakota. It was in force for 51 min. 9 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
Jun 27, 2015, 5:39 PM CDT (22:39 UTC)
Expired
Jun 27, 2015, 6:30 PM CDT
In force
51 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Grand Forks County, ND, Steele County, ND, Traill County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 5 km from the middle of the area, began a volume at 22:41 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

TimeReportWhereRemark
Jun 27, 5:42 PM CDTHAIL 210 Ene Hope, NDLARGE SWATH OF QUARTER TO HEN EGG SIZED HAIL FELL ACROSS PORTIONS OF EDENDALE TOWNSHIP THROUGH 550 PM CDT.
Jun 27, 5:48 PM CDTTORNADO 17 Ne Hope, NDTHIS TORNADO TRACKED FOR OVER 3 MILES TO THE SOUTH SOUTHEAST AND LIFTED AROUND 6 MILES ENE OF HOPE BY 558 PM CDT. THE TORANDO DAMAGED NUMEROUS TREES IN SHELTER BENLTS AND SNAPPED A FEW POWER POLES ALONG ITS PATH. PEAK WINDS ESTIMATED TO 110 MPH. MAXIMUM WIDTH
Jun 27, 5:58 PM CDTTORNADO9 Ne Hope, ND
Jun 27, 6:00 PM CDTHAIL 1Clifford, NDLARGE HAIL AND STRONG WINDS PRODUCED WIDESPREAD ROOFTOP AND CROP DAMAGE IN THE CLIFFORD AREA.
Jun 27, 6:08 PM CDTTORNADO5 Ne Hatton, NDDEBRIS INDICATED ON RADAR. SPOTTER REPORTS FUNNEL AS VIEWED FROM HATTON... BUT CANT SEE THE GROUND AREA.
Jun 27, 6:13 PM CDTTORNADO 15 Wnw Galesburg, NDSPOTTER PREVIOUSLY HAD REPORTED THIS AS A FUNNEL CLOUD. A DAMAGE SURVEY FOUND THAT THE TORNADO TRACKED ROUGHLY SOUTH SOUTHWEST FOR 3 MILES TO AROUND 6 WSW OF GALESBURG BY 618 PM CDT. NUMEROUS TREES WERE SNAPPED IN SHELTER BELTS ALONG THE PATH...BEANS FIELD WER
Jun 27, 6:13 PM CDTTORNADO 15 Wnw Galesburg, NDSPOTTER PREVIOUSLY HAD REPORTED THIS AS A FUNNEL CLOUD. A DAMAGE SURVEY FOUND THAT THE TORNADO TRACKED ROUGHLY SOUTHWARD FOR AROUND MILES TO NEAR 6 WSW OF GALESBURG BY 621 PM CDT. NUMEROUS TREES WERE SNAPPED IN SHELTER BELTS ALONG THE PATH...BEANS FIELD WERE S
Jun 27, 6:18 PM CDTFUNNEL CLOUD10 Ese Hope, ND
Jun 27, 6:29 PM CDTFUNNEL CLOUD2 N Mayville, NDPERSISTEANT WALL CLOUD WITH FUNNEL NEAR MAYVILLE

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 27, 2:42 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 10.7 hours before the alert went out and 264 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-pSkew-T log-p diagram, Bismarck Municip, ND at 12:00Z on 2015-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 12:00Z on 2015-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
17 J/kg
Mixed-layer CIN
-293 J/kg
Mixed-layer LCL
1820 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
190 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.

332 
WFUS53 KFGF 272239
TORFGF
NDC035-091-097-272330-
/O.NEW.KFGF.TO.W.0022.150627T2239Z-150627T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
539 PM CDT SAT JUN 27 2015

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  TRAILL COUNTY IN SOUTHEASTERN NORTH DAKOTA...
  EASTERN STEELE COUNTY IN SOUTHEASTERN NORTH DAKOTA...
  SOUTH CENTRAL GRAND FORKS COUNTY IN NORTHEASTERN NORTH DAKOTA...

* UNTIL 630 PM CDT
    
* AT 538 PM CDT...SEVERE THUNDERSTORMS CAPABLE OF PRODUCING A TORNADO
  WERE LOCATED ALONG A LINE EXTENDING FROM NEAR GOLDEN LAKE TO NEAR
  COLGATE...MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS AND VEHICLES. 

* THESE DANGEROUS STORMS WILL BE NEAR...
  HATTON AROUND 555 PM CDT.
  CLIFFORD AROUND 605 PM CDT.
  GALESBURG AROUND 610 PM CDT.
  MAYVILLE AROUND 615 PM CDT.
  BUXTON...REYNOLDS...BLANCHARD AND CUMMINGS AROUND 630 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 4770 9763 4768 9693 4724 9697 4726 9780
TIME...MOT...LOC 2238Z 276DEG 20KT 4764 9760 4728 9765 

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

$$

JK
1 follow-up statement
280 
WWUS53 KFGF 272257
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
557 PM CDT SAT JUN 27 2015

NDC035-091-097-272330-
/O.CON.KFGF.TO.W.0022.000000T0000Z-150627T2330Z/
TRAILL ND-STEELE ND-GRAND FORKS ND-
557 PM CDT SAT JUN 27 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR TRAILL...
EASTERN STEELE AND SOUTH CENTRAL GRAND FORKS COUNTIES...
        
AT 555 PM CDT...A CONFIRMED LARGE AND EXTREMELY DANGEROUS TORNADO WAS
LOCATED 7 MILES SOUTHEAST OF SHERBROOKE...OR 39 MILES NORTHEAST OF
VALLEY CITY...MOVING EAST AT 10 MPH.

THIS IS A PARTICULARLY DANGEROUS SITUATION.

HAZARD...DAMAGING TORNADO. 

SOURCE...RADAR CONFIRMED TORNADO. 

IMPACT...YOU ARE IN A LIFE THREATENING SITUATION. FLYING DEBRIS MAY 
         BE DEADLY TO THOSE CAUGHT WITHOUT SHELTER. MOBILE HOMES 
         WILL BE DESTROYED. CONSIDERABLE DAMAGE TO 
         HOMES...BUSINESSES AND VEHICLES IS LIKELY AND COMPLETE 
         DESTRUCTION IS POSSIBLE. 

THE TORNADO WILL BE NEAR...
  ROSEVILLE AND CLIFFORD AROUND 630 PM CDT.

TORNADO IS IN RURAL AREAS BETWEEN SHERBROOKE AND ROSEVILLE AND 
CLIFFORD.

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 4769 9759 4768 9693 4724 9697 4726 9779
TIME...MOT...LOC 2255Z 273DEG 7KT 4741 9758 

TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...1.00IN

$$

JK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 3:01 PM CDTTornado WarningFGFCavalier, Pembina44 min
Jun 27, 3:34 PM CDTTornado WarningFGFCavalier, Pembina, Walsh41 min
Jun 27, 4:12 PM CDTTornado Warning Tornado observedFGFCavalier, Grand Forks, Nelson, Pembina, Walsh48 min
Jun 27, 4:37 PM CDTTornado WarningFGFGrand Forks, Nelson, Steele38 min
Jun 27, 4:40 PM CDTTornado WarningFGFGrand Forks, Nelson50 min
Jun 27, 4:58 PM CDTTornado WarningFGFBarnes, Cass, Ransom47 min
Jun 27, 5:03 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Walsh27 min
Jun 27, 5:10 PM CDTTornado WarningFGFGrand Forks, Steele50 min
Jun 27, 5:27 PM CDTTornado WarningFGFGrand Forks48 min
Jun 27, 5:42 PM CDTTornado WarningFGFBarnes, Cass, Ransom48 min
Jun 27, 6:14 PM CDTTornado WarningFGFBarnes, Cass, Steele, Traill46 min
Jun 27, 6:26 PM CDTTornado WarningFGFTraill34 min
Jun 27, 6:30 PM CDTTornado WarningFGFRansom, Richland, Sargent45 min
Jun 27, 6:55 PM CDTTornado WarningFGFCass, Ransom, Richland35 min
Jun 27, 6:59 PM CDTTornado WarningFGFCass, Traill12 min

Nearby

Tornado Warnings in North Dakota, 2015Every tornado warning in 2015Tornadoes 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.