Tornado Warning 10, NWS Great Falls, MT

Issued

Jun 23, 2012, 8:32 PM MDT (02:32 UTC)

Expired

Jun 23, 2012, 9:00 PM MDT

In force

28 min

Issued by

NWS Great Falls, MT

Area

Storm-based polygon

Counties Pondera County, MT, Teton County, MT

The Great Falls radar (KTFX), 72 km from the middle of the area, began a volume at 02:33 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.

601 
WFUS55 KTFX 240232
TORTFX
MTC073-099-240300-
/O.NEW.KTFX.TO.W.0010.120624T0232Z-120624T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREAT FALLS MT
832 PM MDT SAT JUN 23 2012

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN PONDERA COUNTY IN NORTH CENTRAL MONTANA...
  EAST CENTRAL TETON COUNTY IN NORTH CENTRAL MONTANA...

* UNTIL 900 PM MDT

* AT 829 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES SOUTH OF
  BRADY...OR 17 MILES SOUTH OF CONRAD...MOVING NORTH AT 25 MPH.

* LOCATIONS IN THE WARNING INCLUDE BRADY AND DUTTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

DO NOT USE HIGHWAY OVERPASSES FOR SHELTER. OVERPASSES DO NOT PROVIDE
PROTECTION FROM TORNADIC WINDS. VEHICLES STOPPED UNDER BRIDGES BLOCK
TRAFFIC AND PREVENT PEOPLE FROM GETTING OUT OF THE STORM'S PATH AND
TO SHELTER. IF YOU CANNOT DRIVE AWAY FROM THE TORNADO...GET OUT OF
YOUR VEHICLE AND LIE FLAT IN A DITCH AS A LAST RESORT.

&&

LAT...LON 4823 11180 4814 11145 4782 11164 4789 11201
TIME...MOT...LOC 0232Z 197DEG 21KT 4795 11184

$$

095 
WWUS55 KTFX 240249
SVSTFX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
849 PM MDT SAT JUN 23 2012

MTC073-099-240300-
/O.CON.KTFX.TO.W.0010.000000T0000Z-120624T0300Z/
TETON MT-PONDERA MT-
849 PM MDT SAT JUN 23 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM MDT FOR
SOUTHEASTERN PONDERA AND EAST CENTRAL TETON COUNTIES...

AT 847 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS
DANGEROUS STORM IS LOCATED NEAR BRADY...OR 12 MILES SOUTHEAST OF
CONRAD...MOVING NORTH AT 25 MPH.

THE MOST DANGEROUS PORTION OF THE STORM WILL BE NEAR...
  RURAL SOUTHEASTERN PONDERA COUNTY AT 900 PM MDT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4823 11180 4814 11145 4782 11164 4789 11201
TIME...MOT...LOC 0248Z 197DEG 21KT 4804 11180

$$

141 
WWUS55 KTFX 240257
SVSTFX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
857 PM MDT SAT JUN 23 2012

MTC073-099-240306-
/O.EXP.KTFX.TO.W.0010.000000T0000Z-120624T0300Z/
TETON MT-PONDERA MT-
857 PM MDT SAT JUN 23 2012

...THE TORNADO WARNING FOR SOUTHEASTERN PONDERA AND EAST CENTRAL
TETON COUNTIES WILL EXPIRE AT 900 PM MDT...

NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE SEVERE THUNDERSTORM
THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...HOWEVER THIS
STORM REMAINS SEVERE AND A NEW THUNDERSTORM WARNING IS NOW IN EFFECT.

LAT...LON 4823 11180 4814 11145 4782 11164 4789 11201
TIME...MOT...LOC 0256Z 197DEG 21KT 4808 11178

$$

Tornado Warnings in Montana, 2012Every tornado warning in 2012Tornadoes in 2012

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.