Alert archive / Minnesota / Tornado Warnings in 2005

Tornado Warning 26, NWS Grand Forks, ND

June 19, 2005Polk County, Minnesota

NWS Grand Forks, ND issued this tornado warning at Jun 19, 2005, 4:35 PM CDT for Polk County, Minnesota. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 19, 2005, 4:35 PM CDT (21:35 UTC)
Expired
Jun 19, 2005, 5:30 PM CDT
In force
55 min
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

County Polk County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 73 km from the middle of the area, began a volume at 21:35 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 19, 3:30 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 9.6 hours before the alert went out and 270 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 2005-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 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, International Fa, MN at 12:00Z on 2005-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.193958Sfc1 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
15 J/kg
Mixed-layer CIN
-528 J/kg
Mixed-layer LCL
1414 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
77 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.

000 
WFUS53 KFGF 192135
TORFGF
MNC119-192230-
/O.NEW.KFGF.TO.W.0026.050619T2135Z-050619T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
435 PM CDT SUN JUN 19 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN POLK COUNTY IN NORTHWEST MINNESOTA

* UNTIL 530 PM CDT

* AT 431 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM WITH STRONG ROTATION 2 MILES SOUTHWEST OF OSLO...OR 18
  MILES NORTH OF GRAND FORKS...MOVING TO THE EAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  6 MILES NORTH OF TABOR AT 510 PM
  ANGUS AT 525 PM

IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SUNDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4816 9710 4805 9705 4806 9661 4816 9661

$$
DK
2 follow-up statements
000 
WWUS53 KFGF 192156
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
454 PM CDT SUN JUN 19 2005

MNC119-192230-
/O.CON.KFGF.TO.W.0026.000000T0000Z-050619T2230Z/
POLK MN-
454 PM CDT SUN JUN 19 2005

...A TORNADO WARNING CONTINUES UNTIL 530 PM CDT FOR NORTHWESTERN POLK
COUNTY...

AT 452 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE 
THUNDERSTORM WITH STRONG ROTATION.  THE TORNADO WAS LOCATED NEAR THE 
POLK COUNTY AND MARSHALL COUNTY LINE SOUTH OF OSLO...OR 18 
MILES NORTH OF GRAND FORKS...MOVING TO THE EAST AT 20 MPH.

THE TORNADO WILL BE NEAR...
  7 MILES NORTH OF TABOR BY 510 PM CDT...

IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SUNDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4816 9712 4806 9707 4806 9675 4816 9674

$$
DK
000 
WWUS53 KFGF 192229
SVSFGF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
529 PM CDT SUN JUN 19 2005

MNC119-192239-
/O.EXP.KFGF.TO.W.0026.000000T0000Z-050619T2230Z/
POLK MN-
529 PM CDT SUN JUN 19 2005

...THE TORNADO WARNING FOR NORTHWESTERN POLK COUNTY EXPIRED AT 530 PM
CDT...

DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND THE
WARNING WAS ALLOWED TO EXPIRE AT 530 PM CDT.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SUNDAY EVENING FOR NORTHWESTERN MINNESOTA AND EASTERN NORTH DAKOTA.

LAT...LON 4816 9712 4806 9707 4806 9675 4816 9674

$$
DK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 6:44 AM CDTSevere Thunderstorm WarningFGFKittson56 min
Jun 19, 4:20 PM CDTTornado WarningFGFMarshall55 min
Jun 19, 5:52 PM CDTSevere Thunderstorm WarningFGFRoseau54 min
Jun 19, 6:27 PM CDTTornado WarningFGFPolk64 min
Jun 19, 6:37 PM CDTSevere Thunderstorm WarningFGFKittson, Marshall54 min

Nearby

Tornado Warnings in Minnesota, 2005Every tornado warning in 2005Tornadoes in 2005

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.