Alert archive / Montana / Tornado Warnings in 1995

Tornado Warning 2, NWS Great Falls, MT

July 11, 1995Meagher County, Montana

NWS Great Falls, MT issued this tornado warning at Jul 11, 1995, 3:28 PM MDT for Meagher County, Montana. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Jul 11, 1995, 3:28 PM MDT (21:28 UTC)
Expired
Jul 11, 1995, 4:00 PM MDT
In force
32 min
Issued by
NWS Great Falls, MT
Area
Whole counties

County Meagher County, MT

The nearest sounding before it

Great_falls, MT (KTFX), launched 12:00Z, 9.5 hours before the alert went out and 98 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 1995-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 215 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 12:00Z on 1995-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
215 J/kg
Mixed-layer CIN
-257 J/kg
Mixed-layer LCL
1563 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
28 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 
TTAA00 KGTF 112129
TORGTF
MTC059-112200-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREAT FALLS MT
328 PM MDT TUE JUL 11 1995
 
THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  400 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST MONTANA
 
   ...NORTHERN MEAGHER COUNTY
 
THE GREAT FALLS NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES A
TORNADO OVER NORTHERN MEAGHER COUNTY MOVING NORTHEAST AT ABOUT 40 MPH.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 6:35 PM MDTSevere Thunderstorm WarningTFXBlaine, Fergus, Judith Basin55 min
Jul 11, 1:35 PM MDTSevere Thunderstorm WarningTFXCascade55 min
Jul 11, 2:03 PM MDTTornado WarningTFXCascade27 min
Jul 11, 2:35 PM MDTSevere Thunderstorm WarningTFXCascade, Judith Basin55 min
Jul 11, 3:04 PM MDTSevere Thunderstorm WarningTFXMeagher56 min
Jul 11, 3:15 PM MDTSevere Thunderstorm WarningTFXChouteau, Fergus60 min
Jul 11, 3:38 PM MDTSevere Thunderstorm WarningTFXCascade, Judith Basin82 min
Jul 11, 3:52 PM MDTSevere Thunderstorm WarningTFXBroadwater, Meagher68 min
Jul 11, 3:56 PM MDTSevere Thunderstorm WarningTFXPetroleum64 min
Jul 11, 4:36 PM MDTSevere Thunderstorm WarningTFXBlaine54 min
Jul 11, 4:53 PM MDTSevere Thunderstorm WarningTFXJudith Basin46 min
Jul 11, 4:53 PM MDTSevere Thunderstorm WarningTFXFergus67 min
Jul 11, 5:28 PM MDTSevere Thunderstorm WarningTFXFergus62 min

Nearby

Tornado Warnings in Montana, 1995Every tornado warning in 1995Tornadoes in 1995

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.