Alert archive / Montana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 27, NWS Great Falls, MT
NWS Great Falls, MT issued this severe thunderstorm warning at Jun 7, 1997, 6:56 PM MDT for Fergus County, Judith Basin County, Montana. It was in force for 64 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 7, 1997, 6:56 PM MDT (00:56 UTC)
- Expired
- Jun 7, 1997, 8:00 PM MDT
- In force
- 64 min
- Issued by
- NWS Great Falls, MT
- Area
- Whole counties
Counties Fergus County, MT, Judith Basin County, MT
The radar
The Great Falls radar (KTFX), 128 km from the middle of the area, began a volume at 00:58 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, 0.9 hours before the alert went out and 73 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
- 3 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1721 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 145 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 080055 RRA SVRGTF MTC027-045-080200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREAT FALLS MT 656 PM MDT SAT JUN 7 1997 THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MONTANA ...NORTHWESTERN FERGUS COUNTY ...NORTHEASTERN JUDITH BASIN COUNTY AT 655 PM...RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES NORTH OF STANFORD. THE STORM WAS OVER HIGHWAY 80 AND WAS MOVING NORTHEAST AT 10 MPH AND WILL AFFECT THE COFFEE CREEK AREA BY 730 PM. LARGE HAIL STRONG WINDS AND HEAVY RAIN ARE LIKELY WITH THIS STORM.
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
Local storm report, Jun 7, 2:05 PM MDT, 4 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT...UPDATED
NATIONAL WEATHER SERVICE GREAT FALLS MT
2 PM MDT SAT JUN 7 1997
TIME(MDT) ......CITY LOCATION...... MT ...EVENT.............
DATE(MDT) ......COUNTY LOCATION.... ...REMARKS...........
323 PM HELENA MT HAIL
06/06/97 LEWIS AND CLARK 3/4 INCH
325 PM HELENA MT HAIL
06/06/97 LEWIS AND CLARK 3/4 INCH
325 PM HELENA MT HAIL
06/06/97 LEWIS AND CLARK 3/4 INCH BROKEN WINDOWS
330 PM HELENA MT HAIL
06/06/97 LEWIS AND CLARK 1 INCH
330 PM HELENA MT HAIL
06/06/97 LEWIS AND CLARK 1 1/4 INCH AT AIRPORT
335 PM 4 MILES N HELENA MT HAIL
06/06/97 LEWIS AND CLARK 1 INCH
440 PM 10 S GERALDINE MT HAIL
06/06/97 CHOUTEAU 2 3/4 INCH HAIL DESTROYED
CROPS AND DAMAGED FARMSTEADS
STRIPPED PAINT OFF DECKS AND
OUTDOOR FURNITURE
443 PM 11 S EDEN MT HAIL
06/06/97 CASCADE 2 INCH
443 PM 11 S EDEN MT TSTM GUST
06/06/97 CASCADE EST 60 MPH
445 PM 8 SE EDEN MT HAIL
06/06/97 CASCADE EST 1 1/4 INCH STRIPPED
GARDENS AND SOME TREES
500 PM 9 NW MONARCH MT HAIL
06/06/97 CASCADE 2 3/4 INCH HAIL AT
RICEVILLE BROKE WINDOWS
OUT OF VEHICLES
510 PM 13 E GERALDINE MT HAIL
06/06/97 CHOUTEAU 1 3/4 INCH
513 PM 15 E GERALDINE MT HAIL
06/06/97 CHOUTEAU 2 1/2 INCH
530 PM TURNER MT PEAK WIND
06/06/97 HILL 62 MPH
600 PM 2 MILES NW RAYNESFORD MT PEAK WIND
06/06/97 JUDITH BASIN 79 MPH
605 PM 5 MILES W RAYNESFORD MT HAIL
06/06/97 CASCADE 1 3/4 INCH
605 PM 5 MILES W RAYNESFORD MT PEAK WIND
06/06/97 CASCADE 70 MPH
615 PM 2 MILES NW WARRICK MT HAIL
06/06/97 CHOUTEAU 3/4 INCH
645 PM 13 E GERALDINE MT HAIL
06/06/97 CHOUTEAU 1 3/4 INCH
655 PM ILIAD MT HAIL
06/06/97 CHOUTEAU 1 3/4 INCH
848 PM 10 MILES E LEWISTOWN MT TORNADO
06/06/97 FERGUS BRIEF TOUCHDOWNThe office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 9:00 PM MDT | Flash Flood Warning | TFX | Cascade, Judith Basin, Meagher | 6 hr |
| Jun 7, 9:30 PM MDT | Flash Flood Warning | TFX | Cascade, Chouteau, Fergus, Judith Basin | 6 hr |
| Jun 7, 9:30 PM MDT | Flash Flood Warning | TFX | Meagher | 6 hr |
Nearby
Severe Thunderstorm Warnings in Montana, 1997Every severe thunderstorm warning in 1997
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.