Alert archive / Montana / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 56, NWS Billings, MT
NWS Billings, MT issued this severe thunderstorm warning at Jul 16, 2004, 2:08 PM MDT for Golden Valley County, Montana. It was in force for 67 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
- Jul 16, 2004, 2:08 PM MDT (20:08 UTC)
- Expired
- Jul 16, 2004, 3:15 PM MDT
- In force
- 67 min
- Issued by
- NWS Billings, MT
- Area
- Counties, with a storm outline in the text
County Golden Valley County, MT
The radar
The Billings radar (KBLX), 73 km from the middle of the area, began a volume at 20:09 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, 8.1 hours before the alert went out and 162 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
- 10 J/kg
- Mixed-layer CIN
- -444 J/kg
- Mixed-layer LCL
- 2307 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 123 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Billings, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 16, 8:59 AM MDT, 5 hours 9 minutes earlier.
Area forecast discussion, Jul 16, 8:59 AM MDT, 5 hours 9 minutes before
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</html>Hazardous weather outlook, Jul 15, 10:15 PM MDT, 15 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE BILLINGS MT 1015 PM MDT THU JUL 15 2004 MTZ028-040>042-161100- GOLDEN VALLEY-PARK-SWEET GRASS-WHEATLAND- INCLUDING THE CITIES OF...BIG TIMBER...HARLOWTON AND LIVINGSTON 1015 PM MDT THU JUL 15 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF SOUTH CENTRAL MONTANA. .DAY ONE... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAY TWO THROUGH SEVEN... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 2:50 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 55 min |
| Jul 16, 3:49 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 56 min |
| Jul 16, 4:41 PM MDT | Flash Flood Warning | BYZ | Golden Valley | 109 min |
| Jul 16, 5:58 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 62 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2004Every severe thunderstorm warning in 2004
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.