Alert archive / Montana / Wind Advisories in 2021

Wind Advisory 9, NWS Billings, MT

November 12, 2021Park County, Stillwater County, Sweet Grass County, Montana

NWS Billings, MT issued this wind advisory at Nov 12, 2021, 2:05 AM MST for Park County, Stillwater County, Sweet Grass County, Montana. It took effect at Nov 12, 2021, 6:00 PM MST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Nov 12, 2021, 2:05 AM MST (09:05 UTC)
In effect from
Nov 12, 2021, 6:00 PM MST
Expired
Nov 13, 2021, 10:01 AM MST
In force
16 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 09:09 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 00:00Z, 9.1 hours before the alert went out and 206 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.

Skew-T log-pSkew-T log-p diagram, Great_falls, MT at 00:00Z on 2021-11-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 00:00Z on 2021-11-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 square meters per square second.1939587897117136156Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2167 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
321 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

755 
WWUS75 KBYZ 120905
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
205 AM MST Fri Nov 12 2021

MTZ065-066-130915-
/O.NEW.KBYZ.WI.Y.0009.211113T0100Z-211113T1900Z/
Livingston Area-Beartooth Foothills-
Including the locations of Livingston
205 AM MST Fri Nov 12 2021

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON MST 
SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph.

* WHERE...Beartooth Foothills and Livingston Area.

* WHEN...From 6 PM this evening to Noon MST Saturday.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Livingston and roads along the Beartooth 
  Foothills. Gusty winds may blow around unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ063-141-172-228-130915-
/O.NEW.KBYZ.HW.A.0009.211113T1000Z-211114T0100Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-Southern
Wheatland-
Including the locations of Judith Gap, Harlowton, and Big Timber
205 AM MST Fri Nov 12 2021

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY 
AFTERNOON...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph possible.

* WHERE...Judith Gap, Southern Wheatland, Melville Foothills and 
  Northern Sweet Grass.

* WHEN...From late tonight through Saturday afternoon.

* IMPACTS...Strong crosswinds could make travel difficult along 
  Interstate 90 near Big Timber, and along Highway 191 from Big 
  Timber through Harlowton. Gusty winds could blow around unsecured 
  objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Vertz
4 follow-up statements
245 
WWUS75 KBYZ 122058
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
158 PM MST Fri Nov 12 2021

MTZ063-141-172-228-132100-
/O.UPG.KBYZ.HW.A.0009.211113T1000Z-211114T0100Z/
/O.NEW.KBYZ.HW.W.0011.211113T1000Z-211114T0100Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-Southern
Wheatland-
Including the locations of Judith Gap, Harlowton, and Big Timber
158 PM MST Fri Nov 12 2021

...HIGH WIND WARNING IN EFFECT FROM 3 AM TO 6 PM MST SATURDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected.

* WHERE...Judith Gap, Southern Wheatland, Melville Foothills and 
  Northern Sweet Grass.

* WHEN...From 3 AM to 6 PM MST Saturday.

* IMPACTS...Strong crosswinds could make travel difficult along 
  Interstate 90 near Big Timber, and along Highway 191 from Big 
  Timber through Harlowton. Gusty winds could blow around unsecured 
  objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ065-066-131900-
/O.CON.KBYZ.WI.Y.0009.211113T0100Z-211113T1900Z/
Livingston Area-Beartooth Foothills-
Including the locations of Livingston
158 PM MST Fri Nov 12 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON 
MST SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph 
  expected.

* WHERE...Beartooth Foothills and Livingston Area.

* WHEN...From 6 PM this evening to Noon MST Saturday.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Livingston and roads along the Beartooth 
  Foothills. Gusty winds may blow around unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ031>033-036-037-132100-
/O.NEW.KBYZ.HW.A.0010.211113T1600Z-211114T0100Z/
Northern Rosebud-Custer-Fallon-Powder River-Carter-
Including the locations of Volborg, Miles City, Colstrip,
Ridgeway, Broadus, Baker, Ekalaka, Biddle, Forsyth, and Alzada
158 PM MST Fri Nov 12 2021

...HIGH WIND WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY 
AFTERNOON...

* WHAT...West to northwest winds 25 to 35 mph with gusts up to 60 
  mph possible.

* WHERE...Carter, Custer, Fallon, Northern Rosebud and Powder River.

* WHEN...From Saturday morning through Saturday afternoon.

* IMPACTS...Strong crosswinds could make travel difficult along 
  Interstate 94, US 212 and other area highways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Palmquist
577 
WWUS75 KBYZ 130322
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
822 PM MST Fri Nov 12 2021

MTZ063-141-172-228-140100-
/O.CON.KBYZ.HW.W.0011.211113T1000Z-211114T0100Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-Southern
Wheatland-
Including the locations of Judith Gap, Harlowton, and Big Timber
822 PM MST Fri Nov 12 2021

...HIGH WIND WARNING REMAINS IN EFFECT FROM 3 AM TO 6 PM MST 
SATURDAY...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected.

* WHERE...Judith Gap, Southern Wheatland, Melville Foothills and 
  Northern Sweet Grass.

* WHEN...From 3 AM to 6 PM MST Saturday.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber, and along Highway 191 from Big 
  Timber through Harlowton. Strong winds may easily blow around 
  unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ065-066-131900-
/O.CON.KBYZ.WI.Y.0009.000000T0000Z-211113T1900Z/
Livingston Area-Beartooth Foothills-
Including the locations of Livingston
822 PM MST Fri Nov 12 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MST SATURDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 60 mph.

* WHERE...Beartooth Foothills and Livingston Area.

* WHEN...Until Noon MST Saturday.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Livingston and roads along the Beartooth 
  Foothills. Gusty winds may blow around unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ031>033-036-037-140100-
/O.CON.KBYZ.HW.A.0010.211113T1600Z-211114T0100Z/
Northern Rosebud-Custer-Fallon-Powder River-Carter-
Including the locations of Volborg, Miles City, Colstrip,
Ridgeway, Broadus, Baker, Ekalaka, Biddle, Forsyth, and Alzada
822 PM MST Fri Nov 12 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH 
SATURDAY AFTERNOON...

* WHAT...West to northwest winds 25 to 35 mph with gusts up to 60 
  mph possible.

* WHERE...Carter, Custer, Fallon, Northern Rosebud and Powder River 
  counties.

* WHEN...From Saturday morning through Saturday afternoon.

* IMPACTS...Strong crosswinds could make travel difficult along 
  Interstate 94, US 212 and other area highways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

TWH
309 
WWUS75 KBYZ 130908
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
208 AM MST Sat Nov 13 2021

MTZ031>033-036-037-140100-
/O.UPG.KBYZ.HW.A.0010.211113T1600Z-211114T0100Z/
/O.EXB.KBYZ.HW.W.0011.211113T1600Z-211114T0100Z/
Northern Rosebud-Custer-Fallon-Powder River-Carter-
Including the locations of Volborg, Miles City, Colstrip,
Ridgeway, Broadus, Baker, Ekalaka, Biddle, Forsyth, and Alzada
208 AM MST Sat Nov 13 2021

...HIGH WIND WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MST 
THIS EVENING...

* WHAT...West to northwest winds 30 to 40 mph with gusts up to 60 
  mph.

* WHERE...Carter, Custer, Fallon, Northern Rosebud and Powder River.

* WHEN...From 9 AM this morning to 6 PM MST this evening.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 94, US 212 and other area highways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for falling debris and tree limbs. Use caution if you must 
drive.

&&

$$

MTZ063-141-172-228-140100-
/O.CON.KBYZ.HW.W.0011.211113T1000Z-211114T0100Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-Southern
Wheatland-
Including the locations of Judith Gap, Harlowton, and Big Timber
208 AM MST Sat Nov 13 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING...

* WHAT...West winds 30 to 40 mph with gusts up to 60 mph expected.

* WHERE...Judith Gap, Southern Wheatland, Melville Foothills and 
  Northern Sweet Grass.

* WHEN...Until 6 PM MST this evening.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber, and along Highway 191 from Big 
  Timber through Harlowton. Strong winds may easily blow around 
  unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

MTZ065-066-131900-
/O.CON.KBYZ.WI.Y.0009.000000T0000Z-211113T1900Z/
Livingston Area-Beartooth Foothills-
Including the locations of Livingston
208 AM MST Sat Nov 13 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 60 mph.

* WHERE...Beartooth Foothills and Livingston Area.

* WHEN...Until Noon MST today.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Livingston and roads along the Beartooth 
  Foothills. Gusty winds may blow around unsecured objects.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

&&

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Vertz
983 
WWUS75 KBYZ 131701
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
1001 AM MST Sat Nov 13 2021

MTZ065-066-131815-
/O.CAN.KBYZ.WI.Y.0009.000000T0000Z-211113T1900Z/
Livingston Area-Beartooth Foothills-
Including the locations of Livingston
1001 AM MST Sat Nov 13 2021

...WIND ADVISORY IS CANCELLED...

Wind gusts are below 45 mph in Livingston. Winds along the Beartooth 
foothills has shifted to the west and are expected to decrease over 
the next hour. Another round of winds is expected beginning Sunday 
morning.

$$

MTZ031>033-036-037-140100-
/O.CON.KBYZ.HW.W.0011.000000T0000Z-211114T0100Z/
Northern Rosebud-Custer-Fallon-Powder River-Carter-
Including the locations of Volborg, Miles City, Colstrip,
Ridgeway, Broadus, Baker, Ekalaka, Biddle, Forsyth, and Alzada
1001 AM MST Sat Nov 13 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING...

* WHAT...West to northwest winds 30 to 40 mph with gusts up to 60 
  mph.

* WHERE...Carter, Custer, Fallon, Northern Rosebud and Powder River.

* WHEN...Until 6 PM MST this evening.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 94, US 212 and other area highways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Watch for falling debris and tree limbs. Use caution if you must 
drive.

&&

$$

MTZ063-141-172-228-140100-
/O.CON.KBYZ.HW.W.0011.000000T0000Z-211114T0100Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-Southern
Wheatland-
Including the locations of Judith Gap, Harlowton, and Big Timber
1001 AM MST Sat Nov 13 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING...

* WHAT...Northwest winds 30 to 40 mph with gusts up to 65 mph 
  occurring.

* WHERE...Judith Gap, Southern Wheatland, Melville Foothills and 
  Northern Sweet Grass.

* WHEN...Until 6 PM MST this evening.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber, and along Highway 191 from Big 
  Timber through Harlowton. Strong winds may easily blow around 
  unsecured objects.

$$

Additional graphics for this hazard can be found at
http://www.weather.gov/billings

Plouffe

The office that day

Everything else NWS Billings, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 12, 2:05 AM MSTHigh Wind WatchBYZGolden Valley, Sweet Grass, Wheatland12 hr
Nov 12, 1:58 PM MSTHigh Wind WatchBYZCarter, Custer, Fallon, Powder River, Rosebud12 hr
Nov 12, 1:58 PM MSTHigh Wind WarningBYZCarter, Custer, Fallon, Golden Valley, Powder River, Rosebud and 2 more28 hr

Nearby

Wind Advisories in Montana, 2021Every wind advisory in 2021

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.