Alert archive / Montana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 24, NWS Missoula, MT

July 10, 1995Deer Lodge County, Montana

NWS Missoula, MT issued this severe thunderstorm warning at Jul 10, 1995, 2:44 PM MDT for Deer Lodge County, Montana. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1995, 2:44 PM MDT (20:44 UTC)
Expired
Jul 10, 1995, 3:20 PM MDT
In force
36 min
Issued by
NWS Missoula, MT
Area
Whole counties

County Deer Lodge County, MT

The nearest sounding before it

Great_falls, MT (KTFX), launched 12:00Z, 8.7 hours before the alert went out and 244 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 1995-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 40 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 1995-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
40 J/kg
Mixed-layer CIN
-414 J/kg
Mixed-layer LCL
1810 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
12 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 KMSO 102044 RRA
SVRMSO
MTC023-102130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MISSOULA MT
244 PM MDT MON JUL 10 1995
 
THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...                     ...
 
IN SOUTHWEST MONTANA
 
   ...DEER LODGE COUNTY
 
AT 2:40 PM MISSOULA DOPPLER RADAR DETECTED A SEVERE THUNDERSTORM IN DEER
LODGE COUNTY 15 MILES SOUTHWEST OF ANACONDA. THIS STORM IS MOVING TO THE
NORTHEAST AT 35 MILES AN HOUR.
 
THIS WILL PUT THE STORM NEAR ANACONDA AROUND 3:00 PM
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
WHITMORE/NWSO MSO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 6:30 PM MDTSevere Thunderstorm WarningMSOGranite, Powell25 min
Jul 9, 7:10 PM MDTSevere Thunderstorm WarningMSOLincoln50 min
Jul 9, 11:45 PM MDTSevere Thunderstorm WarningMSOFlathead45 min
Jul 10, 1:35 PM MDTSevere Thunderstorm WarningMSOPowell40 min
Jul 10, 2:19 PM MDTSevere Thunderstorm WarningMSOPowell26 min

Nearby

Severe Thunderstorm Warnings in Montana, 1995Every severe thunderstorm warning 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.