Alert archive / Montana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 8, NWS Missoula, MT

June 16, 1995Lake County, Missoula County, Montana

NWS Missoula, MT issued this severe thunderstorm warning at Jun 16, 1995, 4:36 PM MDT for Lake County, Missoula County, Montana. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Jun 16, 1995, 4:36 PM MDT (22:36 UTC)
Expired
Jun 16, 1995, 5:30 PM MDT
In force
54 min
Issued by
NWS Missoula, MT
Area
Whole counties

Counties Lake County, MT, Missoula County, MT

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 10.6 hours before the alert went out and 184 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, Spokane, WA at 12:00Z on 1995-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 62 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, Spokane, WA at 12:00Z on 1995-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.19395878Sfc1 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
62 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
718 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
177 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 
WUUS1 KMSO 162236 RRA
SVRMSO
MTC047-063-162330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MISSOULA MT
436 PM MDT FRI JUN 16 1995
 
THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN WEST CENTRAL MONTANA
 
   ...SOUTHERN LAKE COUNTY...MISSOULA COUNTY
 
AT 438 PM MDT...MISSOULA DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM OVER CENTRAL MISSOULA COUNTY. THIS STORM WAS MOVING TO
THE NORTH AT 20 MPH. THIS STORM HAD PRODUCED A WIND GUST TO 67 MPH AT
THE MISSOULA AIRPORT.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
BELTZ/BARKER
 
 
&

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 16, 1:05 PM MDT, 3 hours 31 minutes before
MTZ001-002-162110-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
105 PM MDT FRI JUN 16 1995

...THUNDERSTORMS HAVE DEVELOPED ACROSS WESTERN MONTANA...

DOPPLER RADAR INDICATES THUNDERSTORMS HAVE DEVELOPED ACROSS MUCH OF
WESTERN MONTANA.  THE STRONGEST STORMS CURRENTLY EXTEND FROM JUST EAST
OF MISSOULA SOUTH TO LOST TRAIL PASS ON THE MONTANA-IDAHO BORDER.

THESE STORMS ARE MOVING TO THE NORTHWEST AT 20 MILES AN HOUR.
DEVELOPMENT OF THUNDERSTORMS WILL LIKELY CONTINUE THROUGH THE AFTERNOON
AND INTO THE EVENING HOURS.

WHEN IN THE VICINITY OF THUNDERSTORMS...PEOPLE SHOULD BE ALERT FOR
DEADLY LIGHTNING...SMALL HAIL...BRIEF HEAVY SHOWERS...AND STRONG GUSTY
WINDS.

STAY TUNED TO NOAA WEATHER RADIO FOR TIMELY UPDATES ON THESE STORMS.

NWFO MSO/WHITMORE
Special weather statement, Jun 16, 1:06 PM MDT, 3 hours 30 minutes before
MTZ001-002-162110-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
105 PM MDT FRI JUN 16 1995

...THUNDERSTORMS HAVE DEVELOPED ACROSS WESTERN MONTANA...

DOPPLER RADAR INDICATES THUNDERSTORMS HAVE DEVELOPED ACROSS MUCH OF
WESTERN MONTANA.  THE STRONGEST STORMS CURRENTLY EXTEND FROM JUST EAST
OF MISSOULA SOUTH TO LOST TRAIL PASS ON THE MONTANA-IDAHO BORDER.

THESE STORMS ARE MOVING TO THE NORTHWEST AT 20 MILES AN HOUR.
DEVELOPMENT OF THUNDERSTORMS WILL LIKELY CONTINUE THROUGH THE AFTERNOON
AND INTO THE EVENING HOURS.

WHEN IN THE VICINITY OF THUNDERSTORMS...PEOPLE SHOULD BE ALERT FOR
DEADLY LIGHTNING...SMALL HAIL...BRIEF HEAVY SHOWERS...AND STRONG GUSTY
WINDS.

STAY TUNE<D TO NOAA WEATHER RADIO FOR TIMELY UPDATES ON THESE STORMS.

NWFO MSO/WHITMORE
Special weather statement, Jun 16, 3:00 PM MDT, 1 hour 36 minutes before
MTZ001-002-004-162300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
300 PM MDT FRI JUN 16 1995

...THUNDERSTORMS CONTINUE TO DEVELOPED ACROSS WESTERN MONTANA...

THUNDERSTORMS CONTINUE TO DEVELOP IN THE UNSTABLE AIRMASS OVER WESTERN
MONTANA THIS AFTERNOON.  ALTHOUGH THUNDERSTORMS ARE OCCURRING IN NEARLY
EVERY COUNTY IN WESTERN MONTANA...THE STRONGEST STORMS EXTEND FROM
JACKSON IN BEAVERHEAD COUNTY NORTH TO SEELEY LAKE IN MISSOULA COUNTY.

THESE STORMS CONTINUE TO MOVE TO THE NORTH AT 20 MILES AN HOUR.  THE
CONVECTION IN WESTERN MONTANA WILL LIKELY CONTINUE THROUGH THE AFTERNOON
AND INTO THE EVENING HOURS.

EVERYONE IN WESTERN MONTANA SHOULD STAY ALERT FOR STORMS PRODUCING
DEADLY LIGHTNING...STRONG GUSTY WINDS...BRIEF HEAVY SHOWERS...AND SMALL
HAIL DURING THE NEXT SEVERAL HOURS.

THE BEST WAY TO STAY AWARE OF THE THUNDERSTORM ACTIVITY NEAR YOU IS TO
STAY TUNED TO YOUR NOAA WEATHER RADIO.

NWFO MSO/WHITMORE
Special weather statement, Jun 16, 3:01 PM MDT, 1 hour 35 minutes before
MTZ001-002-004-162300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
300 PM MDT FRI JUN 16 1995

...THUNDERSTORMS CONTINUE TO DEVELOPED ACROSS WESTERN MONTANA...

THUNDERSTORMS CONTINUE TO DEVELOP IN THE UNSTABLE AIRMASS OVER WESTERN
MONTANA THIS AFTERNOON.  ALTHOUGH THUNDERSTORMS ARE OCCURRING IN NEARLY
EVERY COUNTY IN WESTERN MONTANA...THE STRONGEST STORMS EXTEND FROM
JACKSON IN BEAVERHEAD COUNTY NORTH TO SEELEY LAKE IN MISSOULA COUNTY.

THESE STORMS CONTINUE TO MOVE TO THE NORTH AT 20 MILES AN HOUR.  THE
CONVECTION IN WESTERN MONTANA WILL LIKELY CONTINUE THROUGH THE AFTERNOON
AND INTO THE EVENING HOURS.

EVERYONE IN WESTERN MONTANA SHOULD STAY ALERT FOR STORMS PRODUCING
DEADLY LIGHTNING...STRONG GUSTY WINDS...BRIEF HEAVY SHOWERS...AND SMALL
HAIL DURING THE NEXT SEVERAL HOURS.

THE BEST WAY TO STAY AWARE OF THE THUNDERSTORM ACTIVITY NEAR YOU IS TO
STAY TUNED TO YOUR NOAA WEATHER RADIO.

NWFO MSO/WHITMORE
Special weather statement, Jun 16, 4:17 PM MDT, 19 minutes before
MTZ001-002-004-162310-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
 410 PM MDT FRI JUN 16 1995

...STRONG THUNDERSTORMS WERE MOVING THROUGH WESTERN MONTANA AT 400 PM...

AT 400 PM MISSOULA DOPPLER WEATHER RADAR INDICATED SEVERAL STRONG
THUNDERSTORMS MOVING ACROSS WESTERN MONTANA.  THE STRONGEST STORMS WERE
IN A LINE FROM NEAR HAMILTON TO NORTH OF HELENA.  THE STORMS WERE MOVING
NORTH AT ABOUT 20 MPH.

WEATHER SPOTTERS NEAR HAMILTON REPORTED STRONG WINDS WITH SOME SMALL
TREES BLOWN OVER.  HEAVY RAINFALL WITH PEA-SIZED HAIL WAS ALSO REPORTED
NEAR DEER LODGE.

THESE STORMS SHOULD CONTINUE ACROSS WESTERN MONTANA THROUGH THIS
EVENING.  PERSONS WITH OUTDOOR INTERESTS SHOULD STAY ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS.  IF THUNDERSTORMS APPROACH...SEEK SHELTER
INDOORS.

BARKER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 4:24 PM MDTSevere Thunderstorm WarningMSOMissoula36 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.