Alert archive / North Dakota / Tornado Warnings in 2016

Tornado Warning 25, NWS Grand Forks, ND

August 3, 2016Ramsey County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Aug 3, 2016, 8:19 PM CDT for Ramsey County, North Dakota. It was in force for 41 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
Aug 3, 2016, 8:19 PM CDT (01:19 UTC)
Expired
Aug 3, 2016, 9:00 PM CDT
In force
41 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.75 in

County Ramsey County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 131 km from the middle of the area, began a volume at 01:22 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
Aug 3, 8:25 PM CDTHAIL 13 N Devils Lake, NDNICKEL TO QUARTER SIZED HAIL.
Aug 3, 8:29 PM CDTFUNNEL CLOUD3 Nw Devils Lake, NDPERSISTENT WALL CLOUD WITH BRIEF FUNNELS EVIDENT. LOCATED JUST A MILE OR 2 NORTHWEST OF THE CITY LIMITS.
Aug 3, 8:35 PM CDTHAIL 0.881 N Devils Lake, ND
Aug 3, 8:40 PM CDTTORNADO 09 Nne Devils Lake, NDFIRST OF TWO TORNADOES VIEWED AND PHOTOGRAPHED BY MULTIPLE STORM SPOTTERS IN THE SWEETWATER LAKE AREA...IN SOUTHERN FRESHWATER AND MORRIS TOWNSHIPS. THIS TORNADO TRACKED INTERMITTENTLY TO THE EAST FOR A MILE OR SO OVER OPEN FIELDS AND MARSHLAND... ENDING BY AR
Aug 3, 8:41 PM CDTTORNADO 06 N Devils Lake, NDSECOND OF TWO TORNADOES VIEWED AND PHOTOGRAPHED BY MULTIPLE STORM SPOTTERS IN THE SWEETWATER LAKE AREA. THIS TORNADO LASTED FOR ABOUT 2 MINUTES AND TRACKED TO THE EAST SOUTHEAST FOR LESS THAN A MILE OVER OPEN FIELDS AND MARSHLAND ENDING BY 843 PM CDT. MAXIMUM
Aug 3, 8:41 PM CDTTORNADO2 Ene Devils Lake, NDTWIN TORNADO VORTICES VIEWED...AND FILMED JUST NORTH TO NORTHEAST OF DEVILS LAKE. MULTIPLE REPORTS RECEIVED FROM CHASERS AND SPOTTERS. TORNADOES LASTED FOR 2 TO THREE MINUTES.

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
Aug 3, 3:38 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 1.3 hours before the alert went out and 204 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 00:00Z on 2016-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1397 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 00:00Z on 2016-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 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
1397 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
2565 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted.

521 
WFUS53 KFGF 040119
TORFGF
NDC071-040200-
/O.NEW.KFGF.TO.W.0025.160804T0119Z-160804T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
819 PM CDT WED AUG 3 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN RAMSEY COUNTY IN NORTHEASTERN NORTH DAKOTA...

* UNTIL 900 PM CDT
    
* AT 818 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR DEVILS LAKE...MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND GOLF BALL SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

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

* THIS DANGEROUS STORM WILL BE NEAR...
  DEVILS LAKE...LAKEWOOD PARK AND CAMP GRAFTON AROUND 825 PM CDT. 
  CRARY AROUND 855 PM CDT. 
  SOUTHAM AND DOYON AROUND 900 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 4821 9907 4829 9850 4802 9847 4805 9880
      4806 9880 4806 9883 4805 9883 4807 9907
      4811 9908
TIME...MOT...LOC 0118Z 266DEG 23KT 4814 9897 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

KNUTSVIG
4 follow-up statements
353 
WWUS53 KFGF 040132
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
832 PM CDT WED AUG 3 2016

NDC071-040200-
/O.CON.KFGF.TO.W.0025.000000T0000Z-160804T0200Z/
RAMSEY ND-
832 PM CDT WED AUG 3 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR SOUTHERN
RAMSEY COUNTY...
    
AT 832 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR DEVILS LAKE...MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. 

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

THIS DANGEROUS STORM WILL BE NEAR...
  CRARY AROUND 850 PM CDT. 
  SOUTHAM AND DOYON AROUND 900 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 4820 9895 4829 9850 4802 9847 4806 9880
      4811 9900
TIME...MOT...LOC 0132Z 265DEG 24KT 4815 9882 

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

$$

KNUTSVIG
692 
WWUS53 KFGF 040144
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
844 PM CDT WED AUG 3 2016

NDC071-040200-
/O.CON.KFGF.TO.W.0025.000000T0000Z-160804T0200Z/
RAMSEY ND-
844 PM CDT WED AUG 3 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR
SOUTHEASTERN RAMSEY COUNTY...
    
AT 842 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR CRARY...OR
2 MILES EAST-NORTHEAST OF DEVILS LAKE...MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. AT 840 PM...A TORNADO
         WAS REPORTED 2 MILES EAST-NORTHEAST OF DEVILS LAKE. 

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

THIS TORNADO WILL BE NEAR...
  CRARY AROUND 855 PM CDT. 
  SOUTHAM AND DOYON AROUND 900 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 4820 9882 4826 9850 4804 9848 4808 9877
      4812 9883
TIME...MOT...LOC 0142Z 267DEG 22KT 4815 9873 

TORNADO...OBSERVED
HAIL...1.00IN

$$

KNUTSVIG
961 
WWUS53 KFGF 040150
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
850 PM CDT WED AUG 3 2016

NDC071-040200-
/O.CON.KFGF.TO.W.0025.000000T0000Z-160804T0200Z/
RAMSEY ND-
850 PM CDT WED AUG 3 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR CENTRAL
RAMSEY COUNTY...
    
AT 849 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR SOUTHAM...OR 11
MILES EAST OF DEVILS LAKE...MOVING EAST AT 35 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL. 

SOURCE...WEATHER SPOTTERS REPORTED A TORNADO 2 MILES EAST-NORTHEAST
         OF DEVILS LAKE AT 841 PM.

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

THIS TORNADO WILL BE NEAR...
  SOUTHAM AROUND 855 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 4820 9877 4826 9850 4810 9849 4811 9875
TIME...MOT...LOC 0149Z 266DEG 28KT 4816 9863 

TORNADO...OBSERVED
HAIL...1.00IN

$$

KNUTSVIG
970 
WWUS53 KFGF 040158
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
858 PM CDT WED AUG 3 2016

NDC071-040207-
/O.EXP.KFGF.TO.W.0025.000000T0000Z-160804T0200Z/
RAMSEY ND-
858 PM CDT WED AUG 3 2016

...THE TORNADO WARNING FOR CENTRAL RAMSEY COUNTY WILL EXPIRE AT 900
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.
HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT FOR NORTHEASTERN
NORTH DAKOTA.

LAT...LON 4820 9877 4826 9850 4810 9849 4811 9875
TIME...MOT...LOC 0156Z 266DEG 23KT 4816 9863 

$$

KNUTSVIG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 7:04 PM CDTFlash Flood WarningFGFTowner3 hr
Aug 3, 7:15 PM CDTSevere Thunderstorm WarningFGFCavalier, Pembina, Ramsey, Walsh60 min
Aug 3, 7:29 PM CDTSevere Thunderstorm WarningFGFBenson, Cavalier, Ramsey, Towner, Walsh46 min
Aug 3, 7:38 PM CDTSevere Thunderstorm WarningFGFBenson, Ramsey52 min
Aug 3, 7:55 PM CDTSevere Thunderstorm WarningFGFPembina, Walsh65 min
Aug 3, 8:14 PM CDTSevere Thunderstorm WarningFGFRamsey61 min
Aug 3, 8:24 PM CDTTornado WarningFGFBenson, Eddy51 min
Aug 3, 9:13 PM CDTTornado WarningFGFEddy, Nelson47 min
Aug 3, 9:54 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Griggs, Nelson, Steele20 min
Aug 3, 10:12 PM CDTSevere Thunderstorm WarningFGFGriggs, Steele48 min
Aug 3, 10:22 PM CDTSpecial Weather StatementFGFGrand Forks53 min
Aug 3, 10:29 PM CDTSevere Thunderstorm WarningFGFGrand Forks61 min
Aug 3, 11:01 PM CDTFlash Flood WarningFGFGrand Forks2 hr
Aug 3, 11:16 PM CDTSpecial Weather StatementFGFRansom44 min
Aug 3, 11:52 PM CDTSevere Thunderstorm WarningFGFRansom, Richland, Sargent38 min
Aug 4, 12:20 AM CDTSevere Thunderstorm WarningFGFCass40 min

Nearby

Tornado Warnings in North Dakota, 2016Every tornado warning in 2016Tornadoes 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.