Alert archive / Montana / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 3, NWS Glasgow, MT
NWS Glasgow, MT issued this severe thunderstorm warning at Jun 9, 2001, 10:28 AM MDT for Phillips County, Montana. It was in force for 62 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 9, 2001, 10:28 AM MDT (16:28 UTC)
- Expired
- Jun 9, 2001, 11:30 AM MDT
- In force
- 62 min
- Issued by
- NWS Glasgow, MT
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Phillips County, MT
The radar
The Glasgow radar (KGGW), 96 km from the middle of the area, began a volume at 16:17 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
Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 4.5 hours before the alert went out and 97 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
- 37 J/kg
- Mixed-layer CIN
- -228 J/kg
- Mixed-layer LCL
- 1810 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Glasgow, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 9, 9:35 AM MDT, 53 minutes earlier.
Area forecast discussion, Jun 9, 9:35 AM MDT, 53 minutes before
NORTHEAST MONTANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GLASGOW MT
935 AM MDT SAT JUN 9 2001
THUNDERSTORMS TRACKING ALONG FORT PECK LAKE THIS MORNING ASSOCIATED
WITH SURFACE BOUNDARY. STORMS INTERACTING WITH OUTFLOW BOUNDARY LEFT
FROM STORMS OVER SOUTHEAST MONTANA OVERNIGHT. THREAT FOR
THUNDERSTORMS WILL CONTINUE THROUGH THE DAY AS JET PUSHES INTO
STATE. CURRENT FORECAST LOOKS OKAY...NO UPDATE PLANNED. EBERT
EXTENDED...NO CHANGE. A WET PATTERN EARLY...THEN RIDGING AND DRYING.
PROTON
KGGW /084 056/082 056/082 051/066 049/070 051/072 050/074
TTTTBBB 94433/9433111
KGDV /086 055/084 056/086 048/070 050/071 051/074 051/074
TTTTBBB 94443/9433111The office that day
Everything else NWS Glasgow, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 9:12 AM MDT | Severe Thunderstorm Warning | GGW | Garfield | 63 min |
| Jun 9, 10:27 AM MDT | Severe Thunderstorm Warning | GGW | Garfield, McCone | 63 min |
| Jun 9, 11:24 AM MDT | Severe Thunderstorm Warning | GGW | Dawson | 66 min |
| Jun 9, 11:29 AM MDT | Severe Thunderstorm Warning | GGW | Phillips, Valley | 61 min |
| Jun 9, 12:28 PM MDT | Severe Thunderstorm Warning | GGW | Garfield, Valley | 62 min |
| Jun 9, 1:53 PM MDT | Severe Thunderstorm Warning | GGW | Sheridan | 37 min |
| Jun 9, 2:39 PM MDT | Severe Thunderstorm Warning | GGW | Dawson, McCone | 36 min |
| Jun 9, 3:40 PM MDT | Severe Thunderstorm Warning | GGW | Richland | 35 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2001Every severe thunderstorm warning in 2001
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.