Alert archive / Montana / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 49, NWS Great Falls, MT
NWS Great Falls, MT issued this severe thunderstorm warning at Jul 26, 1996, 9:49 PM MDT for Glacier County, Toole County, Montana. It was in force for 56 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jul 26, 1996, 9:49 PM MDT (03:49 UTC)
- Expired
- Jul 26, 1996, 10:45 PM MDT
- In force
- 56 min
- Issued by
- NWS Great Falls, MT
- Area
- Whole counties
Counties Glacier County, MT, Toole County, MT
The radar
The Great Falls radar (KTFX), 153 km from the middle of the area, began a volume at 03:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 26, 10:45 PM MDT | Hail 1.75 | Santa Rita, MT |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Great_falls, MT (KTFX), launched 00:00Z, 3.8 hours before the alert went out and 188 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
- 5 J/kg
- Mixed-layer CIN
- -216 J/kg
- Mixed-layer LCL
- 2477 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 239 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 270352 RRA SVRGTF MTC035-101-270445- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREAT FALLS MT 949 PM MDT FRI JUL 26 1996 THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTH MONTANA ...SOUTHEASTERN GLACIER COUNTY...SOUTHWESTERN TOOLE COUNTY AT 935 PM MDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTH OF THE TOWN OF CUTBANK. THIS STORM IS MOVING SOUTHEAST AT 30 MPH. ONE INCH IN DIAMETER HAIL WAS REPORTED NORTHWEST OF CUTBANK. THIS STORM WILL AFFECT CUTBANK IN THE NEXT FEW MINUTES...AND WILL AFFECT THE TOWN OF ETHRIDGE BY 1015 PM MDT. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD 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 bSTAY AWAY FROM WINDOWS.
The office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 8:42 PM MDT | Severe Thunderstorm Warning | TFX | Glacier | 63 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.