Alert archive / Montana / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 95, NWS Billings, MT
NWS Billings, MT issued this severe thunderstorm warning at Jun 26, 2018, 10:40 PM MDT for Carter County, Montana. It was in force for 35 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 26, 2018, 10:40 PM MDT (04:40 UTC)
- Expired
- Jun 26, 2018, 11:15 PM MDT
- In force
- 35 min
- Issued by
- NWS Billings, MT
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Carter County, MT
The radar
The Rapid City radar (KUDX), 205 km from the middle of the area, began a volume at 04:42 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
Rapid City, SD (KRAP), launched 00:00Z, 4.7 hours before the alert went out and 207 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
- 1573 J/kg
- Mixed-layer CIN
- -153 J/kg
- Mixed-layer LCL
- 2012 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.3
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 Jun 26, 8:38 PM MDT, 2 hours 2 minutes earlier.
Area forecast discussion, Jun 26, 8:38 PM MDT, 2 hours 2 minutes before
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Hazardous Weather Outlook National Weather Service Billings MT 231 PM MDT Tue Jun 26 2018 MTZ028>042-056>058-063>068-WYZ098-099-272045- Southern Wheatland-Musselshell-Treasure-Northern Rosebud-Custer- Fallon-Northern Stillwater-Yellowstone-Powder River-Carter- Southern Big Horn-Eastern Carbon-Northern Park- Northern Sweet Grass-Golden Valley-Red Lodge Foothills- Northern Big Horn-Southern Rosebud-Judith Gap-Paradise Valley- Livingston Area-Beartooth Foothills-Absaroka/Beartooth Mountains- Crazy Mountains-Northeast Bighorn Mountains-Sheridan Foothills- 231 PM MDT Tue Jun 26 2018 This Hazardous Weather Outlook is for portions of central Montana...south central Montana...southeast Montana and north central Wyoming. * WHAT... Strong to Severe Thunderstorms. * WHERE...South central and southeast Montana, and north central Wyoming. * WHEN...Thursday afternoon and evening. * ADDITIONAL DETAILS...Storms could contain large hail and damaging winds, along with very heavy rainfall. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Hazardous Weather Outlook is issued when hazardous weather could impact the region within the next week. Be sure to stay tuned for future updates as locations, timing, and impacts could change. Begin preparations to mitigate any impacts that could result from the hazardous weather. &&
In the hours before
Local storm report, Jun 26, 4:48 PM MDT, 5 hours 52 minutes before
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</html>Special weather statement, Jun 26, 4:48 PM MDT, 5 hours 52 minutes before
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</html>Special weather statement, Jun 26, 5:34 PM MDT, 5 hours 6 minutes before
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</html>Special weather statement, Jun 26, 9:24 PM MDT, 1 hour 16 minutes before
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</html>Special weather statement, Jun 26, 10:30 PM MDT, 10 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 |
|---|---|---|---|---|
| Jun 26, 9:24 PM MDT | Special Weather Statement | BYZ | Fallon | 51 min |
| Jun 26, 10:30 PM MDT | Special Weather Statement | BYZ | Carter | 60 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2018Every severe thunderstorm warning in 2018
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.