Alert archive / Montana / Tornado Warnings in 2005

Tornado Warning 7, NWS Great Falls, MT

June 28, 2005Fergus County, Montana

NWS Great Falls, MT issued this tornado warning at Jun 28, 2005, 2:58 PM MDT for Fergus County, Montana. It was in force for 32 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 28, 2005, 2:58 PM MDT (20:58 UTC)
Expired
Jun 28, 2005, 3:30 PM MDT
In force
32 min
Issued by
NWS Great Falls, MT
Area
Counties, with a storm outline in the text

County Fergus County, MT

The radar

The Billings radar (KBLX), 149 km from the middle of the area, began a volume at 20:57 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 nearest sounding before it

Great_falls, MT (KTFX), launched 12:00Z, 9.0 hours before the alert went out and 110 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, Great_falls, MT at 12:00Z on 2005-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Great_falls, MT at 12:00Z on 2005-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1005 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
55 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 
WFUS55 KTFX 282059
TORTFX
MTC027-282130-
/O.NEW.KTFX.TO.W.0007.050628T2058Z-050628T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREAT FALLS MT
258 PM MDT TUE JUN 28 2005

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL FERGUS COUNTY IN CENTRAL MONTANA

* UNTIL 330 PM MDT

* AT 253 PM MDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO TOUCHED 
DOWN 3 MILES EAST OF LEWISTOWN. THIS DANGEROUS STORM IS MOVING 
NORTHEAST AT 20 MPH.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4711 10943 4702 10926 4708 10888 4732 10912

$$
2 follow-up statements
000 
WWUS55 KTFX 282107
SVSTFX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
306 PM MDT TUE JUN 28 2005

MTC027-282130-
/O.CON.KTFX.TO.W.0007.000000T0000Z-050628T2130Z/
FERGUS MT-
306 PM MDT TUE JUN 28 2005

...A TORNADO WARNING CONTINUES UNTIL 330 PM MDT FOR CENTRAL FERGUS
COUNTY...

AT 306 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
TRACK A THUNDERSTORM WITH A HISTORY OF PRODUCING TORNADOES. THIS 
DANGEROUS STORM IS ABOUT 9 MILES EAST OF LEWISTOWN...MOVING EAST AT 
30 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
QUARTER SIZE HAIL.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4711 10943 4702 10926 4708 10888 4732 10912

$$
000 
WWUS55 KTFX 282121
SVSTFX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
320 PM MDT TUE JUN 28 2005

MTC027-282130-
/O.CON.KTFX.TO.W.0007.000000T0000Z-050628T2130Z/
FERGUS MT-
320 PM MDT TUE JUN 28 2005

...A TORNADO WARNING CONTINUES UNTIL 330 PM MDT FOR CENTRAL FERGUS
COUNTY...

AT 313 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
TRACK A THUNDERSTORM WITH A HISTORY OF PRODUCING TORNADOES. THIS 
DANGEROUS STORM IS LOCATED OVER CENTRAL FERGUS COUNTY...OR ABOUT 4 
MILES NORTHWEST OF FOREST GROVE...MOVING EAST AT 30 MPH.

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF 
BALL SIZE HAIL.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4711 10943 4702 10926 4708 10888 4732 10912

$$

The office that day

Everything else NWS Great Falls, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 6:17 PM MDTSevere Thunderstorm WarningTFXCascade43 min
Jun 27, 6:30 PM MDTSevere Thunderstorm WarningTFXLiberty, Toole55 min
Jun 27, 6:47 PM MDTFlash Flood WarningTFXChouteau3 hr
Jun 28, 2:50 PM MDTSevere Thunderstorm WarningTFXFergus40 min
Jun 28, 3:30 PM MDTSevere Thunderstorm WarningTFXFergus45 min
Jun 28, 4:18 PM MDTSevere Thunderstorm WarningTFXFergus42 min
Jun 28, 5:07 PM MDTSevere Thunderstorm WarningTFXPondera38 min

Nearby

Tornado Warnings in Montana, 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.