Alert archive / Montana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 4, NWS Missoula, MT
NWS Missoula, MT issued this severe thunderstorm warning at Jun 14, 1996, 8:33 PM MDT for Deer Lodge County, Montana. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 14, 1996, 8:33 PM MDT (02:33 UTC)
- Expired
- Jun 14, 1996, 9:30 PM MDT
- In force
- 57 min
- Issued by
- NWS Missoula, MT
- Area
- Whole counties
County Deer Lodge County, MT
The radar
The Missoula radar (KMSX), 130 km from the middle of the area, began a volume at 02:37 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.
The nearest sounding before it
Great_falls, MT (KTFX), launched 00:00Z, 2.6 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1872 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMSO 150235 SVRMSO MTC023-150330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MISSOULA MT 833 PM MDT FRI JUN 14 1996 THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 930 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... ... IN SOUTHWEST MONTANA ...WESTERN DEER LODGE COUNTY AT 830 PM MDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER THE ANACONA RANGE OF WESTERN DEERLODGE COUNTY. THE STORM WAS MOVING TO THE NORTHEAST AT 25 MPH AND WILL APPROACH THE GEORGETOWN LAKE AREA WITHIN THE HOUR. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDD 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.
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.
NWS Missoula, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 8:01 PM MDT, 32 minutes earlier.
Area forecast discussion, Jun 14, 8:01 PM MDT, 32 minutes before
AREA OF SHOWERS AND T-STORMS CONTINUES OVER SW MT AND EAST CENTRAL ID WITH AREA SLOWLY WORKING NORTH INTO SOUTHERN PTN ZONE 2. IR IMAGERY SHOWS GENERAL WEAKENING AND WOULD EXPECT THIS TREND TO CONTINUE AFTER SUNSET WITH LOSS OF HEATING. HOWEVER...EXPECT SOME RESIDUAL SHOWER ACTIVITY TO LINGER OVER MT ZONE 2 INTO TONIGHT...ESPECIALLY DOWN SOUTH...SO HAVE RAISED POPS AT HMM. MORE STABLE AIR IN PLACE OVER NW MT AND NORTHERN ID AND MOST OF THIS EVENINGS ACTIVITY SHOULD DIE OUT BEFORE REACHING THE AREA. WILL MAKE SOME ADJUSTMENTS TO MINS IN ZONE 1. FOR SAT...THERMAL TROF DEVELOPS OVER CENTRAL ID AND WESTERN MT WITH MID LEVEL FLOW INCREASING OUT OF SE. THIS SHOULD PULL LEFTOVER MOISTURE FROM TONIGHT'S CONVECTION NORTH. EXPECT SOME CONVECTION EAST OF THERMAL TROF BY AFTERNOON...ESPECIALLY NEAR THE DIVIDE. SULLIVAN FCA 1322 048/078/048/080 LIB 1222 047/083/049/083 POL 1222 050/078/048/078 MSO 2212 052/082/050/084 HMM 3432 052/084/051/084 FN/11
In the hours before
Special weather statement, Jun 14, 4:00 PM MDT, 4 hours 33 minutes before
MTZ004-IDZ010-150000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 355 PM MDT FRI JUN 14 1996 ...THUNDERSTORMS IN SOUTHERN LEMHI AND BEAVERHEAD COUNTIES... AT 350 PM MDT...BOTH MISSOULA AND POCATELLO DOPPLER RADARS AND SATELLITE CONTINUED TO INDICATE STRONG THUNDERSTORMS OVER SOUTHERN LEMHI COUNTY IN IDAHO AND SOUTHERN BEAVERHEAD COUNTY IN MONTANA. THESE STORMS ARE EXPECTED TO CONTINUE OVER THE NEXT FEW HOURS...WITH BRIEF HEAzVY RAIN...STRONG GUSTY WINDS...AND SMALL HAIL POSSIBLE. WHEN THUNDERSTORMS APPROACH...SEEK SHELTER INDOOR. REMEMBER THUNDERSTORMS PRODUCE LIGHTNING THAT CAN KILL. END/BARKER
Special weather statement, Jun 14, 6:00 PM MDT, 2 hours 33 minutes before
MTZ004-150250- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 550 PM MDT FRI JUN 14 1996 ...THUNDERSTORMS TO DEVELOP OVER SILVER BOW COUNTY THIS FRIDAY EVENING... AT 530 PM MDT STRONG THUNDERSTORMS OVER BEAVERHEAD COUNTY WERE MOVING TO THE NORTHEAST AT 20 MPH...AND WILL BE MOVING INTO SILVER BOW COUNTY OVER THE NEXT SEVERAL HOURS. THESE THUNDERSTORMS HAVE A HISTORY OF REACHING SEVERE LEVELS WITH LARGE HAIL AND STRONG GUSTY WINDS...IN ADDITION TO FREQUENT LIGHTNING. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS...SEEK SHELTER UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL MEDIA FOR FURTHER UPDATES TO THESE DEVELOPING STORMS. FELSCHT
Special weather statement, Jun 14, 6:43 PM MDT, 1 hour 50 minutes before
MTZ004-IDZ010-150330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 630 PM MDT FRI JUN 14 1996 ...THUNDERSTORMS CONTINUE OVER BEAVERHEAD AND SILVER BOW COUNTIES OF SOUTHWEST MONTANA...AND LEMHI COUNTY OF EAST CENTRAL IDAHO FRIDAY EVENING... AT 630 PM MDT STRONG THUNDERSTORMS CONTINUE TO MOVE THROUGH LEMHI...BEAVERHEAD AND SILVER BOW COUNTIES. THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL AND HEAVY RAIN. DOPPLER RADAR INDICATES AS MUCH AS ONE INCH OF RAIN HAS FALLEN IN THE LAST HOUR NEAR DIVIDE IN SILVER BOW COUNTY....AND NEAR COBALT IN LEHMHI COUNTY. THESE STORMS ARE MOVING TO THE NORTHEAST AT 20 MPH AND ARE EXPECTED TO CONTINUE OVER THE NEXT FEW HOURS. IF BYOU ARE IN THE PATH OF THESE THUNDERSTORMS SEEK SHELTER UNTIL THE STORM HAS PASSED. IF TRAVELING IN A VEHICLE THROUGH THESE COUNTIES...BE PREPARED TO SLOW DOWN IF HEAVY DOWN POURS OR HAIL OCCURS. FELSCH
Special weather statement, Jun 14, 8:00 PM MDT, 33 minutes before
MTZ002-004-IDZ010-150455- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 755 PM MDT FRI JUN 14 1996 ...THUNDERSTORMS DEVELOPING IN DEERLODGE COUNTY...AND EXPECTED IN SOUTHERN PORTIONS OF POWELL...GRANITE AND RAVALLI COUNTIES LATER THIS FRIDAY EVENING... WIDESPREAD SHOWERS AND THUNDERSTORMS OVER EAST CENTRAL IDAHO AND SOUTHWEST MONTANA ARE MOVING TO THE NORTHEAST AT 20 MPH. THESE STORMS HAVE A HISTORY OF HEAVY RAIN AND LARGE HAIL. AT 755 PM MDT DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 15 MILES SOUTH OF ANACONDA...WHICH SHOULD MOVE IN THE ANACONDA AREA WITHIN THE NEXT HOUR. IF YOU ARE TRAVELING OR LIVE IN EAST CENTRAL IDAHO... WEST AND SOUTHWEST MONTANA...BE PREPARED FOR HEAVY SHOWERS AND POSSIBLE STRONG THUNDERSTORMS THIS EVENING. IF A THUNDERSTORM APPROACHES...SEEK SHELTER UNTIL THE STORM HAS PASSED. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR FURTHER UPDATES TO THUNDERSTORM DEVELOPMENT. FELSCH
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 3:01 PM MDT | Severe Thunderstorm Warning | MSO | Beaverhead | 59 min |
| Jun 15, 4:21 PM MDT | Severe Thunderstorm Warning | MSO | Granite | 54 min |
| Jun 15, 5:17 PM MDT | Severe Thunderstorm Warning | MSO | Granite | 43 min |
Nearby
Severe Thunderstorm Warnings in Montana, 1996Every severe thunderstorm warning in 1996
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; radar from the NEXRAD Level II archive.