Alert archive / Montana / Wind Advisories in 2018
Wind Advisory 6, NWS Billings, MT
NWS Billings, MT issued this wind advisory at Feb 13, 2018, 3:21 AM MST for Park County, Stillwater County, Sweet Grass County, Montana. It took effect at Feb 13, 2018, 6:00 PM MST. It was in force for 20 hr.
The area
The counties it named.
The facts
- Issued
- Feb 13, 2018, 3:21 AM MST (10:21 UTC)
- In effect from
- Feb 13, 2018, 6:00 PM MST
- Expired
- Feb 14, 2018, 2:21 PM MST
- In force
- 20 hr
- Issued by
- NWS Billings, MT
Counties Park County, MT, Stillwater County, MT, Sweet Grass County, MT
The radar
The Billings radar (KBLX), 107 km from the middle of the area, began a volume at 10:22 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, 10.4 hours before the alert went out and 313 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1121 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory 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 wind advisory went out at Feb 12, 7:02 PM MST, 8 hours 19 minutes earlier.
Area forecast discussion, Feb 12, 7:02 PM MST, 8 hours 19 minutes before
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</html>Hazardous weather outlook, Feb 13, 3:12 AM MST, 9 minutes before
Hazardous Weather Outlook National Weather Service Billings MT 312 AM MST Tue Feb 13 2018 MTZ028-041-063-065-066-141015- Southern Wheatland-Northern Sweet Grass-Judith Gap-Livingston Area- Beartooth Foothills- 312 AM MST Tue Feb 13 2018 This Hazardous Weather Outlook is for portions of central Montana and south central Montana. * WHAT...Very strong crosswinds producing a blow over threat to light weight and high profile vehicles * WHERE...Big Timber to Harlowton areas. * WHEN...Tonight through Wednesday. * ADDITIONAL DETAILS...Gusty crosswinds around 55 mph are possible along US Highway 191 from Big Timber to Harlowton. * ADDITIONAL HAZARD CONCERNS...Another round of snow is expected to move into the region Wednesday evening and last through Thursday. 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. && MTZ029>040-042-056>058-064-067-068-WYZ098-099-141015- Musselshell-Treasure-Northern Rosebud-Custer-Fallon- Northern Stillwater-Yellowstone-Powder River-Carter- Southern Big Horn-Eastern Carbon-Northern Park-Golden Valley- Red Lodge Foothills-Northern Big Horn-Southern Rosebud- Paradise Valley-Absaroka/Beartooth Mountains-Crazy Mountains- Northeast Bighorn Mountains-Sheridan Foothills- 312 AM MST Tue Feb 13 2018 This Hazardous Weather Outlook is for portions of central Montana...south central Montana...southeast Montana and north central Wyoming. * WHAT...Accumulating snow and possible freezing rain. * WHERE...Portions of South Central Montana and north central Wyoming. * WHEN...Wednesday night through Thursday. * ADDITIONAL DETAILS...Freezing rain is possible along Interstate 94 Wednesday evening, possibly affecting the evening commute. Snow accumulations of at least 2 to 4 inches will bring some travel impacts to the area beginning Wednesday night into Thursday. 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. &&
The office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 13, 9:13 AM MST | High Wind Warning | BYZ | 24 hr |
Nearby
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.