Alert archive / Montana / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 73, NWS Great Falls, MT
NWS Great Falls, MT issued this severe thunderstorm warning at Jul 12, 1995, 5:44 PM MDT for Meagher County, Montana. It was in force for 61 min.
The area
The counties it named.
The facts
- Issued
- Jul 12, 1995, 5:44 PM MDT (23:44 UTC)
- Expired
- Jul 12, 1995, 6:45 PM MDT
- In force
- 61 min
- Issued by
- NWS Great Falls, MT
- Area
- Whole counties
County Meagher County, MT
The radar
The Great Falls radar (KTFX), 103 km from the middle of the area, began a volume at 23:45 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 12:00Z, 11.7 hours before the alert went out and 98 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
- 18 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 1465 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 119 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 KGTF 122345 RRA SVRGTF MTC059-130045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREAT FALLS MT 544 PM MDT WED JUL 12 1995 THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST MONTANA ...NORTHERN MEAGHER COUNTY AT 542 PM MDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM IN WEST CENTRAL MEAGHER COUNTY...35 MILES E OF HELENA. THE STORM WAS MOVING NORTHEAST AT 40 MPH AND WILL AFFECT THE COMMUNITY OF FT LOGAN DURING THE NEXT HOUR. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. &
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 12, 11:48 AM MDT, 5 hours 56 minutes before
MTZ003-005-006-121845- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREAT FALLS MT 1147 AM MDT WED JUL 12 1995 ...THUNDERSTORMS CONTINUE OVER NORTH CENTRAL MONTANA... AT 1147 AM...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM OVER SOUTHERN CHOUTEAU COUNTY 60 MILES NORTHEAST OF GREAT FALLS. IT WAS MOVING NORTHEAST AT 45 MPH...WAS WAS PRODUCING BRIEF HEAVY RAIN...SMALL HAIL AND GUSTY WINDS TO 50 MPH. THE STORM WILL MOVE THROUGH EASTERN CHOUTEAU...SOUTHWEST BLAINE AND SOUTHERN HILL COUNTIES DURING THE NEXT HOUR. ANOTHER STRONG THUNDERSTORM WAS 30 MILES SOUTH OF GREAT FALLS...OVER SOUTHERN CASCADE AND NORTHERN MEAGHER COUNTIES. THIS STORM WAS MOVING NORTHEAST AT 40 MPH...AND WILL MOVE THROUGH EASTERN CASCADE...NORTHERN MEAGHER AND WESTERN JUDITH BASIN COUNTIES DURING THE NEXT HOUR. SMALL HAIL...BRIEF HEAVY RAIN AND GUSTY WINDS TO 50 MPH WILL ALSO ACCOMPANY THIS STORM. DWB
Special weather statement, Jul 12, 12:49 PM MDT, 4 hours 55 minutes before
MTZ003-005-006-121945- SPECIAL WEATHER STATEMENT ...CORRECT GRAMMAR 2ND PARAGRAPH NATIONAL WEATHER SERVICE GREAT FALLS MT 1249 PM MDT WED JUL 12 1995 ...THUNDERSTORMS PERSIST OVER NORTH CENTRAL MONTANA... AT 1248 PM...DOPPLER RADAR SHOWED THUNDERSTORMS WILL HEAVY RAIN CONTINUING OVER NORTH CENTRAL MONTANA. ONE STORM WAS 40 MILES SOUTHEAST OF HAVRE...OVER SOUTHERN BLAINE COUNTY. IT WAS MOVING TO THE NORTHEAST AT 45 MPH AND WAS PRODUCING BRIEF HEAVY RAIN...SOME SMALL HAIL AND GUSTY WINDS. THE STORM WILL MOVE THROUGH SOUTH AND EASTERN BLAINE COUNTY DURING THE NEXT HOUR...AFFECTING THE HAYS...CLEVELAND AND FT BELKNAP AREAS. ANOTHER STORM WAS 35 MILES EAST OF GREAT FALLS IN THE GEYSER AREA. YET ANOTHER WAS 55 MILES SOUTHEAST OF GREAT FALLS...BETWEEN WHITE SULPHUR SPRINGS AND NEIHART. THESE STORMS WERE MOVING NORTHEAST AT 40 MPH AND WILL AFFECT THE GEYSER...COFFEE CREEK...WINDHAM AND STANFORD AREAS DURING THE NEXT HOUR. THE STORMS WILL LIKELY PRODUCT BRIEF HEAVY RAIN...SMALL HAIL AND GUST WINDS TO 50 MPH. DB
Special weather statement, Jul 12, 12:51 PM MDT, 4 hours 53 minutes before
MTZ003-005-006-121945- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREAT FALLS MT 1249 PM MDT WED JUL 12 1995 ...THUNDERSTORMS PERSIST OVER NORTH CENTRAL MONTANA... AT 1248 PM...DOPPLER RADAR SHOWED THUNDERSTORMS WILL HEAVY RAIN CONTINUING OVER NORTH CENTRAL MONTANA. ONE STORM WAS 40 MILES SOUTHEAST OF HAVRE...OVER SOUTHERN BLAINE COUNTY. IT WAS MOVING TO THE NORTHEAST AT 45 MPH AND WAS PRODUCING BRIEF HEAVY RAIN...SOME SMALL HAIL AND GUSTY WINDS. THE STORM WILL MOVE THROUGH SOUTH AND EASTERN BLAINE COUNTY DURING THE NEXT HOUR...AFFECTING THE HAYS...CLEVELAND AND FT BELKNAP AREAS. ANOTHER STORM WAS 35 MILES EAST OF GREAT FALLS IN THE GEYSER AREA. YET ANOTHER WAS 55 MILES SOUTHEAST OF GREAT FALLS...BETWEEN WHITE SULPHUR SPRINGS AND NEIHART. THESE STORMS WERE MOVING NORTHEAST AT 40 MPH AND WILL AND WILL AFFECT THE GEYSER...COFFEE CREEK...WINDHAM AND STANFORD AREAS DURING THE NEXT HOUR. THE STORMS WILL LIKELY PRODUCT BRIEF HEAVY RAIN...SMALL HAIL AND GUST WINDS TO 50 MPH. DB
Special weather statement, Jul 12, 12:55 PM MDT, 4 hours 49 minutes before
MTZ003-005-006-121945- SPECIAL WEATHER STATEMENT ...CORRECT GRAMMAR 2ND PARAGRAPH NATIONAL WEATHER SERVICE GREAT FALLS MT 1249 PM MDT WED JUL 12 1995 ...THUNDERSTORMS PERSIST OVER NORTH CENTRAL MONTANA... AT 1248 PM...DOPPLER RADAR SHOWED THUNDERSTORMS WILL HEAVY RAIN CONTINUING OVER NORTH CENTRAL MONTANA. ONE STORM WAS 40 MILES SOUTHEAST OF HAVRE...OVER SOUTHERN BLAINE COUNTY. IT WAS MOVING TO THE NORTHEAST AT 45 MPH AND WAS PRODUCING BRIEF HEAVY RAIN...SOME SMALL HAIL AND GUSTY WINDS. THE STORM WILL MOVE THROUGH SOUTH AND EASTERN BLAINE COUNTY DURING THE NEXT HOUR...AFFECTING THE HAYS...CLEVELAND AND FT BELKNAP AREAS. ANOTHER STORM WAS 35 MILES EAST OF GREAT FALLS IN THE GEYSER AREA. YET ANOTHER WAS 55 MILES SOUTHEAST OF GREAT FALLS...BETWEEN WHITE SULPHUR SPRINGS AND NEIHART. THESE STORMS WERE MOVING NORTHEAST AT 40 MPH AND WILL AFFECT THE GEYSER...COFFEE CREEK...WINDHAM AND STANFORD AREAS DURING THE NEXT HOUR. THE STORMS WILL LIKELY PRODUCT BRIEF HEAVY RAIN...SMALL HAIL AND GUST WINDS TO 50 MPH. DB
Special weather statement, Jul 12, 1:46 PM MDT, 3 hours 58 minutes before
MTZ003-004-005-006-122045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREAT FALLS MT 146 PM MDT WED JUL 12 1995 ...SEVERE THUNDERSTORM WATCH UNTIL 8 PM FOR CENTRAL AND SOUTHWEST MONTANA... AT 145 PM...DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN CONTINUING OVER NORTH CENTRAL MONTANA. THE STRONGEST STORMS WERE FROM 35 MILES NORTHWEST THROUGH 45 MILES SOUTHWEST OF LEWISTOWN...OR FROM JUST NORTH OF DENTON TO SOUTHWEST OF UTICA. THESE STORMS WERE MOVING NORTHEAST AT 45 MPH. THEY WILL AFFECT THE COMMUNITIES OF WINIFRED...UTICA...HOBSON...AND WINDHAM OVER THE NEXT HOUR. OTHER STORMS HAVE BEEN DEVELOPING OVER SOUTHWEST MONTANA...IN THE BUTTE AND HELENA AREAS. THESE STORMS WERE ALSO MOVING NORTHEAST AT 45 MPH AND WILL AFFECT THE HELENA AREA DURING THE NEXT HOUR. PERSONS SHOULD BE ON THE LOOKOUT FOR HAIL...STRONG WINDS AND FREQUENT DEADLY LIGHTNING IF THESE STORMS APPROACH YOUR AREA. BE PREPARED TO SEEK SHELTER IN A STURDY BUILDING IF THREATING WEATHER APPROACHES. DB
Special weather statement, Jul 12, 1:47 PM MDT, 3 hours 57 minutes before
MTZ003-004-005-006-122045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREAT FALLS MT 146 PM MDT WED JUL 12 1995 ...SEVERE THUNDERSTORM WATCH UNTIL 8 PM FOR CENTRAL AND SOUTHWEST MONTANA... AT 145 PM...DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN CONTINUING OVER NORTH CENTRAL MONTANA. THE STRONGEST STORMS WERE FROM 35 MILES NORTHWEST THROUGH 45 MILES SOUTHWEST OF LEWISTOWN...OR FROM JUST NORTH OF DENTON TO SOUTHWEST OF UTICA. THESE STORMS WERE MOVING NORTHEAST AT 45 MPH. THEY WILL AFFECT THE COMMUNITIES OF WINIFRED...UTICA...HOBSON...AND WINDHAM OVER THE NEXT HOUR. OTHER STORMS HAVE BEEN DEVELOPING OVER SOUTHWEST MONTANA...IN THE BUTTE AND HELENA AREAS. THESE STORMS WERE ALSO MOVING NORTHEAST AT 45 MPH AND WILL AFFECT THE HELENA AREA DURING THE NEXT HOUR. PERSONS SHOULD BE ON THE LOOKOUT FOR HAIL...STRONG WINDS AND FREQUENT DEADLY LIGHTNING IF THESE STORMS APPROACH YOUR AREA. BE PREPARED TO SEEK SHELThER IN A STURDY BUILDING IF THREATING WEATHER APPROACHES. DB
The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 2:26 PM MDT | Severe Thunderstorm Warning | TFX | Fergus | 49 min |
| Jul 12, 3:17 PM MDT | Severe Thunderstorm Warning | TFX | Fergus, Petroleum | 43 min |
| Jul 12, 3:50 PM MDT | Severe Thunderstorm Warning | TFX | Meagher | 55 min |
| Jul 12, 4:28 PM MDT | Severe Thunderstorm Warning | TFX | Cascade | 25 min |
| Jul 12, 4:28 PM MDT | Severe Thunderstorm Warning | TFX | Judith Basin | 62 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; radar from the NEXRAD Level II archive.