Alert archive / Montana / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 14, NWS Missoula, MT

July 8, 1995Missoula County, Montana

NWS Missoula, MT issued this severe thunderstorm warning at Jul 8, 1995, 6:44 PM MDT for Missoula County, Montana. It was in force for 26 min.

The area

The counties it named.

The facts

Issued
Jul 8, 1995, 6:44 PM MDT (00:44 UTC)
Expired
Jul 8, 1995, 7:10 PM MDT
In force
26 min
Issued by
NWS Missoula, MT
Area
Whole counties

County Missoula County, MT

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 0.7 hours before the alert went out and 201 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 00:00Z on 1995-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 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 00:00Z on 1995-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.1939587897117Sfc1 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
60 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
2058 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
70 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 090045 RRA
SVRMSO
MTC063-090130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MISSOULA MT
644 PM MDT SAT JUL 8 1995
 
THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL MONTANA
 
   ...EASTERN MISSOULA COUNTY
 
AT 645 PM MDT...MISSOULA DOPPLER RADAR INDICATED A VERY STRONG
THUNDERSTORM ABOUT 5 MILES WEST OF POTOMAC IN SOUTHEAST MISSOULA
COUNTY. THIS STORM WAS MOVING TO THE NORTHEAST AT 30 MPH AND IS
EXPECTED TO BE IN THE SEELEY LAKE AREA AROUND 715 PM MDT.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL4...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

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, Jul 8, 4:24 PM MDT, 2 hours 20 minutes before
MTZ002-004-090000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
425 PM MDT SAT JUL 8 1995

...THUNDERSTORMS DEVELOPING OVER SOUTHWEST AND WEST CENTRAL MONTANA...

AT 425 PM MDT...MISSOULA DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS
DEVELOPING OVER SOUTHWEST AND WEST CENTRAL MONTANA.  THESE THUNDERSTORMS
WERE MAINLY OVER SOUTHERN RAVALLI AND NORTHWEST BEAVERHEAD COUNTY. THE
STORMS WERE MOVING TO THE NORTHEAST AT 35 MPH AND WILL BE MOVING INTO
GRANITE AND DEER LODGE COUNTIES IN THE NEXT HALF HOUR. STRONG GUSTY
WINDS...SMALL HAIL AND BRIEF HEAVY RAINS ARE ALL POSSIBLE IN THESE
STORMS.

REMEMBER LIGHTNING IS VERY DEADLY...SO AVOID BEING NEAR SOLITARY TREES
OR BODIES OF W.ATER. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA
FOR FURTHER UPDATES AND ADDITIONAL WEATHER INFORMATION.

BELTZ
Special weather statement, Jul 8, 4:25 PM MDT, 2 hours 19 minutes before
MTZ002-004-090000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
425 PM MDT SAT JUL 8 1995

...THUNDERSTORMS DEVELOPING OVER SOUTHWEST AND WEST CENTRAL MONTANA...

AT 425 PM MDT...MISSOULA DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS
DEVELOPING OVER SOUTHWEST AND WEST CENTRAL MONTANA.  THESE THUNDERSTORMS
WERE MAINLY OVER SOUTHERN RAVALLI AND NORTHWEST BEAVERHEAD COUNTY. THE
STORMS WERE MOVING TO THE NORTHEAST AT 35 MPH AND WILL BE MOVING INTO
GRANITE AND DEER LODGE COUNTIES IN THE NEXT HALF HOUR. STRONG GUSTY
WINDS...SMALL HAIL AND BRIEF HEAVY RAINS ARE ALL POSSIBLE IN THESE
STORMS.

REMEMBER LIGHTNING IS VERY DEADLY...SO AVOID BEING NEAR SOLITARY TREES
OR BODIES OF WATER. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA
FOR FURTHER UPDATES AND ADDITIONAL WEATHER INFORMATION.

BELTZ
Special weather statement, Jul 8, 5:59 PM MDT, 45 minutes before
MTZ002-004-090200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
600 PM MDT SAT JUL 8 1995

...THUNDERSTORMS CONTINUING OVER WEST CENTRAL AND SOUTHWEST MONTANA...

AT 600 PM MDT...MISSOULA DOPPLER RADAR CONTINUED TO INDICATE SCATTERED
THUNDERSTORMS OVER WEST CENTRAL AND SOUTHWEST MONTANA. THE STRONGEST
THUNDERSTORMS WERE OVER NORTHERN GRANITE...SOUTHEAST MISSOULA AND
SOUTHERN POWELL COUNTIES. THESE STORMS WERE MOVING TO THE NORTHEAST
AT 30 MPH AND MAY CONTAIN STRONG GUSTY WINDS...SMALL HAIL AND BRIEF
HEAVY RAIN.

REMEMBER LIGHTNING IS VERY DEADLY...SO AVOID BEING NEAR SOLITARY TREES
OR BODIES OF WATER. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA
FOR FURTHER UPDA`TES AND ADDITIONAL WEATHER INFORMATION.

BELTZ
Special weather statement, Jul 8, 6:00 PM MDT, 44 minutes before
MTZ002-004-090200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MISSOULA MT
600 PM MDT SAT JUL 8 1995

...THUNDERSTORMS CONTINUING OVER WEST CENTRAL AND SOUTHWEST MONTANA...

AT 600 PM MDT...MISSOULA DOPPLER RADAR CONTINUED TO INDICATE SCATTERED
THUNDERSTORMS OVER WEST CENTRAL AND SOUTHWEST MONTANA. THE STRONGEST
THUNDERSTORMS WERE OVER NORTHERN GRANITE...SOUTHEAST MISSOULA AND
SOUTHERN POWELL COUNTIES. THESE STORMS WERE MOVING TO THE NORTHEAST
AT 30 MPH AND MAY CONTAIN STRONG GUSTY WINDS...SMALL HAIL AND BRIEF
HEAVY RAIN.

REMEMBER LIGHTNING IS VERY DEADLY...SO AVOID BEING NEAR SOLITARY TREES
OR BODIES OF WATER. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA
FOR FURTHER UPDATES AND ADDITIONAL WEATHER INFORMATION.

BELTZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 4:37 PM MDTSevere Thunderstorm WarningMSORavalli53 min
Jul 9, 5:00 PM MDTSevere Thunderstorm WarningMSORavalli30 min
Jul 9, 5:25 PM MDTSevere Thunderstorm WarningMSOGranite, Ravalli35 min
Jul 9, 5:30 PM MDTSevere Thunderstorm WarningMSOGranite60 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.