Alert archive / Montana / Wind Advisories in 2021

Wind Advisory 1, NWS Billings, MT

January 1, 2021Park County, Stillwater County, Sweet Grass County, Montana

NWS Billings, MT issued this wind advisory at Jan 1, 2021, 3:03 AM MST for Park County, Stillwater County, Sweet Grass County, Montana. It took effect at Jan 1, 2021, 3:00 PM MST. It was in force for 51 hr.

The area

The counties it named.

The facts

Issued
Jan 1, 2021, 3:03 AM MST (10:03 UTC)
In effect from
Jan 1, 2021, 3:00 PM MST
Expired
Jan 3, 2021, 6:18 PM MST
In force
51 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 10:01 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, 10.1 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 2021-01-01Temperature 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 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 2021-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.193958Sfc1 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
1491 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

821 
WWUS75 KBYZ 011003
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
303 AM MST Fri Jan 1 2021

MTZ065-066-021015-
/O.NEW.KBYZ.WI.Y.0001.210101T2200Z-210102T1800Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
303 AM MST Fri Jan 1 2021

...WIND ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 11 AM MST
SATURDAY...

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

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...From 3 PM MST this afternoon to 11 AM MST Saturday.
  Strongest winds expected between 8 PM MST tonight and 8 AM MST 
  Saturday.

* IMPACTS...Gusty crosswinds will make travel difficult on I- 90 
  through Livingston, and some roads along the Beartooth 
  Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
7 follow-up statements
152 
WWUS75 KBYZ 012019
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
119 PM MST Fri Jan 1 2021

MTZ063-141-172-228-022030-
/O.NEW.KBYZ.HW.W.0001.210102T1000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
119 PM MST Fri Jan 1 2021

...HIGH WIND WARNING IN EFFECT FROM 3 AM SATURDAY TO 7 PM MST
SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...From 3 AM Saturday to 7 PM MST Sunday.

* IMPACTS...Strong crosswinds will make travel difficult along
  Interstate 90 near Big Timber and along Highway 191 from Big
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-022030-
/O.EXT.KBYZ.WI.Y.0001.210101T2200Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
119 PM MST Fri Jan 1 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST Sunday. Strongest winds expected tonight
  through Saturday morning and Saturday night through Sunday.

* IMPACTS...Strong crosswinds will make travel difficult on
  Interstate 90 through Livingston, and some roads along the
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
935 
WWUS75 KBYZ 021010
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
310 AM MST Sat Jan 2 2021

MTZ063-141-172-228-031015-
/O.CON.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
310 AM MST Sat Jan 2 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...Until 7 PM MST Sunday.

* IMPACTS...Strong crosswinds will make travel difficult along
  Interstate 90 near Big Timber and along Highway 191 from Big
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-031015-
/O.CON.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
310 AM MST Sat Jan 2 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST Sunday. Strongest winds expected through
  this morning and tonight through Sunday.

* IMPACTS...Strong crosswinds will make travel difficult on
  Interstate 90 through Livingston, and some roads along the
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
107 
WWUS75 KBYZ 022102
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
202 PM MST Sat Jan 2 2021

MTZ063-141-172-228-032115-
/O.CON.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
202 PM MST Sat Jan 2 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...Until 7 PM MST Sunday.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber and along Highway 191 from Big 
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-032115-
/O.CON.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
202 PM MST Sat Jan 2 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST Sunday. Strongest winds expected through 
  this morning and tonight through Sunday.

* IMPACTS...Strong crosswinds will make travel difficult on 
  Interstate 90 through Livingston, and some roads along the 
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
400 
WWUS75 KBYZ 030255
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
755 PM MST Sat Jan 2 2021

MTZ063-141-172-228-040200-
/O.CON.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
755 PM MST Sat Jan 2 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...Until 7 PM MST Sunday.

* IMPACTS...Strong crosswinds will make travel difficult along
  Interstate 90 near Big Timber and along Highway 191 from Big
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-040200-
/O.CON.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
755 PM MST Sat Jan 2 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST Sunday. Strongest winds expected tonight 
  through Sunday.

* IMPACTS...Strong crosswinds will make travel difficult on
  Interstate 90 through Livingston, and some roads along the
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
599 
WWUS75 KBYZ 031001
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
301 AM MST Sun Jan 3 2021

MTZ063-141-172-228-040200-
/O.CON.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
301 AM MST Sun Jan 3 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MST THIS
EVENING...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...Until 7 PM MST today.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber and along Highway 191 from Big 
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-040200-
/O.CON.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
301 AM MST Sun Jan 3 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST today. 

* IMPACTS...Strong crosswinds will make travel difficult on 
  Interstate 90 through Livingston, and some roads along the 
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
974 
WWUS75 KBYZ 031920
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
1220 PM MST Sun Jan 3 2021

MTZ063-141-172-228-040200-
/O.CON.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
1220 PM MST Sun Jan 3 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM MST THIS
EVENING...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 65 mph 
  expected.

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

* WHEN...Until 7 PM MST today.

* IMPACTS...Strong crosswinds will make travel difficult along 
  Interstate 90 near Big Timber and along Highway 191 from Big 
  Timber to Harlowton and Judith Gap.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$

MTZ065-066-040200-
/O.CON.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
1220 PM MST Sun Jan 3 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 70 mph 
  expected.

* WHERE...Livingston Area and Beartooth Foothills.

* WHEN...Until 7 PM MST today.

* IMPACTS...Strong crosswinds will make travel difficult on 
  Interstate 90 through Livingston, and some roads along the 
  Beartooth Foothills.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

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

$$
158 
WWUS75 KBYZ 040118
NPWBYZ

URGENT - WEATHER MESSAGE
National Weather Service Billings MT
618 PM MST Sun Jan 3 2021

MTZ063-141-172-228-040230-
/O.CAN.KBYZ.HW.W.0001.000000T0000Z-210104T0200Z/
Judith Gap-Northern Sweet Grass-Melville Foothills-
Southern Wheatland-
Including the cities of Judith Gap, Big Timber, Melville, 
and Harlowton
618 PM MST Sun Jan 3 2021

...HIGH WIND WARNING IS CANCELLED...

Strong winds have decreased over the area this evening.

$$

MTZ065-066-040230-
/O.CAN.KBYZ.WI.Y.0001.000000T0000Z-210104T0200Z/
Livingston Area-Beartooth Foothills-
Including the cities of Livingston, Fishtail, and McLeod
618 PM MST Sun Jan 3 2021

...WIND ADVISORY IS CANCELLED...

Strong winds have decreased over the area this evening.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 1, 1:19 PM MSTHigh Wind WarningBYZGolden Valley, Sweet Grass, Wheatland53 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.