Alert archive / Montana / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 7, NWS Billings, MT
NWS Billings, MT issued this severe thunderstorm warning at May 10, 2004, 10:27 PM MDT for Musselshell County, Montana. It was in force for 63 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
- May 10, 2004, 10:27 PM MDT (04:27 UTC)
- Expired
- May 10, 2004, 11:30 PM MDT
- In force
- 63 min
- Issued by
- NWS Billings, MT
- Area
- Counties, with a storm outline in the text
County Musselshell County, MT
The radar
The Billings radar (KBLX), 73 km from the middle of the area, began a volume at 04:28 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
Riverton, WY (KRIW), launched 00:00Z, 4.5 hours before the alert went out and 381 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
- 88 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 3479 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.4
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 May 10, 8:34 PM MDT, 1 hour 53 minutes earlier.
Area forecast discussion, May 10, 8:34 PM MDT, 1 hour 53 minutes before
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</html>Hazardous weather outlook, May 10, 7:06 PM MDT, 3 hours 21 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BILLINGS MT 706 PM MDT MON MAY 10 2004 MTZ033-037-111100- CARTER-FALLON- INCLUDING THE CITIES OF...BAKER AND EKALAKA 706 PM MDT MON MAY 10 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MONTANA. A HIGH WIND WARNING IS IN EFFECT FOR FOR TONIGHT THROUGH EARLY TUESDAY MORNING. PLEASE REFER TO GTFNPWBYZ FOR ADDITIONAL INFORMATION. .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. MTZ030>032-036-058-111100- CUSTER-NORTHERN ROSEBUD-POWDER RIVER-SOUTHERN ROSEBUD-TREASURE- INCLUDING THE CITIES OF...BROADUS...COLSTRIP...FORSYTH... HYSHAM AND MILES CITY 706 PM MDT MON MAY 10 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL AND SOUTHEAST MONTANA. A RED FLAG WARNING IS IN EFFECT FOR TONIGHT THROUGH TUESDAY MORNING. PLEASE REFER TO GTFRFWBYZ AND GTFFWFBYZ FOR DETAILS. .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. WYZ098-099-110130- NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS- INCLUDING THE CITIES OF...SHERIDAN 706 PM MDT MON MAY 10 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL WYOMING. .DAY ONE... THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR SHERIDAN COUNTY WYOMING UNTIL 8 PM THIS EVENING...HAS BEEN CANCELED. THE POTENTIAL FOR SEVERE WEATHER HAS MOVED SOUTHEAST OF THE AREA. .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.
In the hours before
Special weather statement, May 10, 7:00 PM MDT, 3 hours 27 minutes before
WYZ098-099-110130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BILLINGS MT 700 PM MDT MON MAY 10 2004 THE NATIONAL WEATHER SERVICE HAS ENDED THE SEVERE THUNDERSTORM WATCH 178 FOR SHERIDAN COUNTY IN NORTHERN WYOMING. SEVERE WEATHER IS NO LONGER EXPECTED.
Local storm report, May 10, 8:09 PM MDT, 2 hours 18 minutes before
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</html>Local storm report, May 10, 8:35 PM MDT, 1 hour 52 minutes before
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</html>Local storm report, May 10, 8:37 PM MDT, 1 hour 50 minutes before
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</html>The office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 10:12 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 63 min |
| May 10, 7:46 PM MDT | Severe Thunderstorm Warning | BYZ | Sheridan | 59 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.