Alert archive / Montana / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 18, NWS Missoula, MT
NWS Missoula, MT issued this severe thunderstorm warning at Jul 9, 1995, 5:30 PM MDT for Granite County, Montana. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Jul 9, 1995, 5:30 PM MDT (23:30 UTC)
- Expired
- Jul 9, 1995, 6:30 PM MDT
- In force
- 60 min
- Issued by
- NWS Missoula, MT
- Area
- Whole counties
County Granite County, MT
The nearest sounding before it
Great_falls, MT (KTFX), launched 12:00Z, 11.5 hours before the alert went out and 246 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1675 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- 113 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 092336 RRA SVRMSO MTC039-100030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MISSOULA MT 530 PM MDT SUN JUL 9 1995 THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL MONTANA ...GRANITE COUNTY AT 530 PM MDT...MISSOULA DOPPLER RADAR INDICATED SEVERE THUNDERSTORMS IN CENTRAL RAVALLI COUNTY MOVING INTO CENTRAL AND SOUTHERN GRANITE COUNTY. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 35 MPH AND HAVE PRODUCED VERY STRONG DAMAGING WINDS EARLIER IN HAMILTON AND DARBY. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULDN 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. 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 9, 12:45 PM MDT, 4 hours 45 minutes before
MTZ004-091945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 1245 PM MDT SUN JUL 9 1995 ...FAST MOVING THUNDERSTORMS ENTERING BEAVER HEAD COUNTY... AT 12:35 PM DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS MOVING INTO THE NORTHEASTERN PORTIONS OF BEAVER HEAD COUNTY FROM IDAHO. THESE STORMS ARE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR. THIS WILL PUT THE NORTHERN END OF THE LINE NEAR WISDOM, MONTANA AROUND 1:30 PM. THE SOUTHERN END OF THE LINE OF STORMS WILL BE NEAR DILLON AND INTERSTATE 15 ALSO AROUND 1:30 PM. RADAR INDICATES THE STORMS ARE QUITE STRONG. PERSONS IN THE VICINITY SHOULD EXPECT STRONG WIND GUSTS...FREQUENT LIGHTNING...SMALL HAIL...AND BRIEF HEAVY RAIN. THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER SOUTHWESTERN MONTANA THROUGHOUT THE AFTERNOON AND WELL INTO THE NIGHTTIME HOURS. WHITMORE/NWSO MSO
Special weather statement, Jul 9, 12:47 PM MDT, 4 hours 43 minutes before
MTZ004-091945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 1245 PM MDT SUN JUL 9 1995 ...FAST MOVING THUNDERSTORMS ENTERING BEAVER HEAD COUNTY... AT 12:35 PM DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS MOVING INTO THE NORTHEASTERN PORTIONS OF BEAVER HEAD COUNTY FROM IDAHO. THESE STORMS ARE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR. THIS WILL PUT THE NORTHERN END OF THE LINE NEAR WISDOM, MONTANA AROUND 1:30 PM. THE SOUTHERN END OF THE LINE OF STORMS WILL BE NEAR DILLON AND INTERSTATE 15 ALSO AROUND 1:30 PM. RADAR INDICATES THE STORMS ARE QUITE STRONG. PERSONS IN THE VICINITY SHOULD EXPECT STRONG WIND GUSTS...FREQUENT LIGHTNING...SMALL HAIL...AND BRIEF HEAVY RAIN. THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER SOUTHWESTERN MONTANA THROUGHOUT THE AFTERNOON AND WELL INTO THE NIGHTTIME HOURS. WHITMORE/NWSO MSO
Special weather statement, Jul 9, 1:55 PM MDT, 3 hours 35 minutes before
MTZ002-004-092045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 155 PM MDT SUN JUL 9 1995 ...THUNDERSTORMS CONTINUE IN SOUTHWEST MONTANA... AT 145 PM MDT DOPPLER RADAR INDICATED SEVERAL STRONG THUNDERSTORMS ENTERING SILVER BOW COUNTY AND EXTREME NORTHWEST MADISON COUNTY. THEY WERE JUST NORTHEAST OF THE TOWNS OF WISE RIVER AND DIVIDE AND EXTEND SOUTH TO NEAR DILLON. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. HAIL A HALF INCH IN DIAMTER WAS REPORTED WITH THESE THUNDERSTORMS AT WISE RIVER AND DILLON. PEOPLE IN THE PATH OF THE THUNDERSTORMS CAN EXPECTED BRIEF HEAVY RAIN HAIL AND DANGEROUS LIGHTNING...AND GUSTY WINDS TO 50 MILES AN HOUR. DOPPLER RADAR ALSO SHOWED AN AREA OF MOSTLY LIGHT RAINSHOWERS OVER THE BITTERROOT RANGE ABOUT 35 MILES SOUTHWEST OF MISSOULA AND MOVING NORTHEAST AT 35 MILES AN HOUR. THEY WILL BE IN THE MISSOULA AREA BETWEEN 215 PM AND 300 PM MDT. GV &
Special weather statement, Jul 9, 1:59 PM MDT, 3 hours 31 minutes before
MTZ002-004-092045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MISSOULA MT 155 PM MDT SUN JUL 9 1995 ...THUNDERSTORMS CONTINUE IN SOUTHWEST MONTANA... AT 145 PM MDT DOPPLER RADAR INDICATED SEVERAL STRONG THUNDERSTORMS ENTERING SILVER BOW COUNTY AND EXTREME NORTHWEST MADISON COUNTY. THEY WERE JUST NORTHEAST OF THE TOWNS OF WISE RIVER AND DIVIDE AND EXTEND SOUTH TO NEAR DILLON. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. HAIL A HALF INCH IN DIAMTER WAS REPORTED WITH THESE THUNDERSTORMS AT WISE RIVER AND DILLON. PEOPLE IN THE PATH OF THE THUNDERSTORMS CAN EXPECTED BRIEF HEAVY RAIN HAIL AND DANGEROUS LIGHTNING...AND GUSTY WINDS TO 50 MILES AN HOUR. DOPPLER RADAR^ ALSO SHOWED AN AREA OF MOSTLY LIGHT RAINSHOWERS OVER THE BITTERROOT RANGE ABOUT 35 MILES SOUTHWEST OF MISSOULA AND MOVING NORTHEAST AT 35 MILES AN HOUR. THEY WILL BE IN THE MISSOULA AREA BETWEEN 215 PM AND 300 PM MDT. GV &
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 6:44 PM MDT | Severe Thunderstorm Warning | MSO | Missoula | 26 min |
| Jul 9, 4:37 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 53 min |
| Jul 9, 5:00 PM MDT | Severe Thunderstorm Warning | MSO | Ravalli | 30 min |
| Jul 9, 5:25 PM MDT | Severe Thunderstorm Warning | MSO | Granite, Ravalli | 35 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.