Alert archive / Minnesota / Tornado Warnings in 2015

Tornado Warning 5, NWS Grand Forks, ND

June 7, 2015Marshall County, Polk County, Minnesota; Walsh County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jun 7, 2015, 2:13 PM CDT for Marshall County, Polk County, Minnesota; Walsh County, North Dakota. It was in force for 47 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
Jun 7, 2015, 2:13 PM CDT (19:13 UTC)
Expired
Jun 7, 2015, 3:00 PM CDT
In force
47 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Marshall County, MN, Polk County, MN, Walsh County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 75 km from the middle of the area, began a volume at 19:17 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 7, 2:23 PM CDTHAIL 13 N Alvarado, MN
Jun 7, 2:30 PM CDTHAIL 32 E Alvarado, MNRELAYED VIA SOCIAL MEDIA. RECEIVED NUMEROUS REPORTS AND PHOTOS OF LARGE HAIL IN AND AROUND THE ALVARADO AREA.
Jun 7, 2:30 PM CDTHAIL 3Alvarado, MNRELAYED VIA SOCAIL MEDIA
Jun 7, 2:35 PM CDTFUNNEL CLOUD3 Ese Alvarado, MNRELAYED VIA SOCIAL MEDIA. VIDEO AND REPORTS CONFIRM THAT A PERSISTENT WALL CLOUD AND FUNNEL CLOUD TRACKED FROM JUST EAST OF ALVARADO INTO FAR NORTHWEST POLK COUNTY. NO TOUCHDOWN OR ASSOCIATED DAMAGE WAS OBSERVED.
Jun 7, 2:42 PM CDTHAIL 2Alvarado, MNRELAYED VIA SOCIAL MEDIA
Jun 7, 2:46 PM CDTTSTM WND GST 634 Nne Tabor, MNPEAK WIND MEASURED AT THE NDAWN SITE LOCATED 6SW OF WARREN MN... IN FAR NORTHWESTERN POLK COUNTY.

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

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 7.2 hours before the alert went out and 275 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, International Fa, MN at 12:00Z on 2015-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLEL10008507005003002001001 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, International Fa, MN at 12:00Z on 2015-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -78 square meters per square second.19395878Sfc1 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
5 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
469 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
-78 m²/s²
0-3 km storm-relative helicity
-48 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.

927 
WFUS53 KFGF 071913
TORFGF
MNC089-119-NDC099-072000-
/O.NEW.KFGF.TO.W.0005.150607T1913Z-150607T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
213 PM CDT SUN JUN 7 2015

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN MARSHALL COUNTY IN NORTHWESTERN MINNESOTA...
  NORTHWESTERN POLK COUNTY IN NORTHWESTERN MINNESOTA...
  EAST CENTRAL WALSH COUNTY IN NORTHEASTERN NORTH DAKOTA...

* UNTIL 300 PM CDT
    
* AT 212 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR BIG WOODS...OR 19 MILES SOUTHEAST OF
  GRAFTON...MOVING SOUTHEAST AT 40 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

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

* THIS DANGEROUS STORM WILL BE NEAR...
  ALVARADO AROUND 220 PM CDT.
  MARCH AROUND 225 PM CDT.
  TABOR AROUND 235 PM CDT.
  ANGUS AROUND 240 PM CDT.
  SHERACK AROUND 245 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 4802 9705 4833 9719 4839 9699 4802 9660
TIME...MOT...LOC 1912Z 329DEG 36KT 4827 9703 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

HOPKINS
2 follow-up statements
876 
WWUS53 KFGF 071943
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
243 PM CDT SUN JUN 7 2015

MNC089-NDC099-071953-
/O.CAN.KFGF.TO.W.0005.000000T0000Z-150607T2000Z/
MARSHALL MN-WALSH ND-
243 PM CDT SUN JUN 7 2015

...THE TORNADO WARNING FOR SOUTHWESTERN MARSHALL AND EAST CENTRAL
WALSH COUNTIES IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT 
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4802 9660 4802 9696 4817 9702 4817 9676
TIME...MOT...LOC 1943Z 321DEG 30KT 4813 9688 

$$

MNC119-072000-
/O.CON.KFGF.TO.W.0005.000000T0000Z-150607T2000Z/
POLK MN-
243 PM CDT SUN JUN 7 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 300 PM CDT FOR
NORTHWESTERN POLK COUNTY...
    
AT 243 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR TABOR...OR 17 MILES NORTHEAST OF GRAND FORKS...
MOVING SOUTHEAST AT 35 MPH.

HAZARD...TORNADO. 

SOURCE...RADAR INDICATED ROTATION. 

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

THIS DANGEROUS STORM WILL BE NEAR...
  TABOR AROUND 250 PM CDT.
  ANGUS AROUND 255 PM CDT.
  SHERACK AROUND 300 PM CDT.

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 4802 9660 4802 9696 4817 9702 4817 9676
TIME...MOT...LOC 1943Z 321DEG 30KT 4813 9688 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

HOPKINS
792 
WWUS53 KFGF 072000
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
300 PM CDT SUN JUN 7 2015

MNC119-072010-
/O.EXP.KFGF.TO.W.0005.000000T0000Z-150607T2000Z/
POLK MN-
300 PM CDT SUN JUN 7 2015

...THE TORNADO WARNING FOR NORTHWESTERN POLK COUNTY HAS EXPIRED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4802 9660 4802 9696 4817 9702 4817 9676
TIME...MOT...LOC 1957Z 329DEG 36KT 4813 9688 

$$

HOPKINS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 7:09 PM CDTSpecial Weather StatementFGFOtter Tail66 min
Jun 6, 7:39 PM CDTSpecial Weather StatementFGFOtter Tail36 min
Jun 6, 11:21 PM CDTDense Fog AdvisoryFGFKittson, Marshall, Polk8 hr
Jun 7, 1:32 PM CDTSpecial Weather StatementFGFMarshall58 min
Jun 7, 1:45 PM CDTSevere Thunderstorm WarningFGFMarshall, Polk60 min
Jun 7, 1:57 PM CDTSevere Thunderstorm WarningFGFKittson63 min
Jun 7, 2:33 PM CDTSevere Thunderstorm WarningFGFKittson, Marshall29 min
Jun 7, 3:13 PM CDTSevere Thunderstorm WarningFGFNorman, Polk62 min
Jun 7, 3:39 PM CDTSevere Thunderstorm WarningFGFBeltrami, Lake of the Woods, Roseau32 min
Jun 7, 3:48 PM CDTSevere Thunderstorm WarningFGFPolk, Red Lake42 min
Jun 7, 4:38 PM CDTSevere Thunderstorm WarningFGFMahnomen29 min
Jun 7, 4:39 PM CDTSevere Thunderstorm WarningFGFPolk36 min
Jun 7, 5:59 PM CDTSpecial Weather StatementFGFHubbard61 min
Jun 7, 6:11 PM CDTSpecial Weather StatementFGFGrand Forks64 min

Nearby

Tornado Warnings in Minnesota, 2015Tornado 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.