Winter Weather Warnings / Watches / Advisories
Issued by NWS Great Falls, MT

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585
WWUS45 KTFX 070854
WSWTFX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Great Falls MT
254 AM MDT Tue May 7 2024

MTZ330-080000-
/O.UPG.KTFX.WW.Y.0030.240508T0000Z-240509T0600Z/
/O.EXB.KTFX.WS.W.0015.240508T0000Z-240509T0600Z/
Gallatin and Madison County Mountains and Centennial Mountains-
Including the following locations: Big Sky, Raynolds Pass, West
Yellowstone, and Targhee Pass
254 AM MDT Tue May 7 2024

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT
MDT WEDNESDAY NIGHT...

* WHAT...Heavy, wet snow expected. Total snow accumulations up to 5
  inches at lower elevations, with 6 to 16 inches over higher
  terrain. Winds gusting as high as 45 mph.

* WHERE...Gallatin and Madison County Mountains and Centennial
  Mountains.

* WHEN...From 6 PM this evening to midnight MDT Wednesday Night.

* IMPACTS...Plan on slippery road conditions. Those in the
  backcountry should ensure they have appropriate knowledge and gear
  and may want to consider alternate plans. Blowing snow could
  significantly reduce visibility and the combination of heavy wet
  snow and winds may cause isolated power outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions can
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

MTZ317-080000-
/O.CON.KTFX.BZ.W.0001.240507T1800Z-240509T0600Z/
Little Belt and Highwood Mountains-
Including the following locations: Neihart, Monarch, and Kings
Hill Pass
254 AM MDT Tue May 7 2024

...BLIZZARD WARNING REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
MDT WEDNESDAY NIGHT...

* WHAT...Blizzard conditions expected. Total snow accumulations
  between 1 to 2 feet, with up to 3 feet on the peaks. Winds gusting
  as high as 60 mph.

* WHERE...Little Belt and Highwood Mountains.

* WHEN...From noon today to midnight MDT Wednesday Night.

* IMPACTS...Travel could be very difficult to impossible and tire
  chains may be required for some vehicles. Those in the backcountry
  should ensure they have appropriate knowledge and gear and may
  want to consider alternate plans. Widespread blowing snow will
  significantly reduce visibility. Strong winds could cause
  extensive damage to trees and power lines.

* ADDITIONAL DETAILS...Visibility will likely be worst between
  Sluice Boxes State Park and Monarch Canyon where winds tend to be
  strongest.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Travel should be restricted to emergencies only. If you must travel,
have a winter survival kit with you. If you get stranded, stay with
your vehicle. The latest road conditions can be obtained by calling
5 1 1 or visiting the MDT Road Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

MTZ301-307-318-320-080000-
/O.CON.KTFX.WS.W.0015.240507T1800Z-240509T0600Z/
East Glacier Park Region-Southern Rocky Mountain Front-Snowy and
Judith Mountains-Big Belt, Bridger and Castle Mountains-
Including the following locations: Marias Pass, Deep Creek Pass,
Logan Pass, Trident, Maudlow, Battle Ridge Pass, Bozeman Pass,
East Glacier Park, Babb, Rogers Pass, Saint Mary, and Kiowa
254 AM MDT Tue May 7 2024

...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO
MIDNIGHT MDT WEDNESDAY NIGHT...

* WHAT...Heavy wet snow and blowing snow expected. Total snow
  accumulations between 2 and 5 in valleys and on foothills, with 5
  to 11 inches on mountain passes, and 1 to 2 feet possible above
  mountain pass level. Winds gusting as high as 65 mph may cause
  periods of whiteout conditions.

* WHERE...The Continental Divide along the Rocky Mountain Front,
  Snowy and Judith Mountains, and Big Belt, Bridger and Castle
  Mountains.

* WHEN...From noon today to midnight MDT Wednesday Night.

* IMPACTS...Travel could be very difficult, and tire chains may be
  required for some vehicles. Those in the backcountry should ensure
  they have appropriate knowledge and gear and may want to consider
  alternate plans. Widespread blowing snow could significantly
  reduce visibility. The combination of heavy wet snow and strong
  winds could cause extensive damage to trees and power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions can
be obtained by calling 5 1 1 or visiting the MDT Road Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

MTZ304-311-080000-
/O.EXT.KTFX.WW.Y.0030.240508T0000Z-240508T1200Z/
Eastern Toole and Liberty-Bears Paw Mountains and Southern Blaine-
Including the following locations: Joplin, Lothair, Rocky Boy,
Whitlash, Chester, Devon, Shelby, and Galata
254 AM MDT Tue May 7 2024

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO 6
AM MDT WEDNESDAY...

* WHAT...Wet snow expected. Total snow accumulations up to 5 inches,
  with higher amounts in the peaks of the Bears Paw Mountains and
  Sweetgrass Hills. Winds gusting as high as 60 mph.

* WHERE...Eastern Toole and Liberty Counties, and Bears Paw
  Mountains and Southern Blaine County.

* WHEN...From 6 PM this evening to 6 AM MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Periods of blowing
  snow could significantly reduce visibility. The combination of wet
  snow and strong winds could cause damage to trees and power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution while traveling, especially in open areas. The latest
road conditions can be obtained by calling 5 1 1 or visiting the MDT
Road Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

MTZ312>314-080000-
/O.EXT.KTFX.WW.Y.0030.240508T0000Z-240508T1800Z/
Cascade County below 5000ft-Judith Basin County and Judith Gap-
Fergus County below 4500ft-
Including the following locations: Moccasin, Windham, Hobson,
Lewistown, Benchland, Raynesford, Geyser, Hilger, Great Falls,
and Stanford
254 AM MDT Tue May 7 2024

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

* WHAT...Wet snow expected. Total snow accumulations up to 5 inches,
  particularly around Lewistown, Raynesford and Armington Junction.
  Winds gusting as high as 60 mph.

* WHERE...Cascade County below 5000ft, Fergus County below 4500ft,
  and Judith Basin County and Judith Gap.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Periods of blowing
  snow could significantly reduce visibility. The combination of wet
  snow and strong winds could cause damage to trees and power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

MTZ315-322-080000-
/O.CON.KTFX.WW.Y.0030.240508T0000Z-240509T0600Z/
Upper Blackfoot and MacDonald Pass-Elkhorn and Boulder Mountains-
Including the following locations: MacDonald Pass, Homestake
Pass, Lincoln, Boulder, Elk Park Pass, Marysville, Wickes,
Flesher Pass, Clancy, Corbin, and Montana City
254 AM MDT Tue May 7 2024

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT MDT WEDNESDAY NIGHT...

* WHAT...Wet snow expected. Total snow accumulations between 2 and 4
  inches on foothills, between 4 and 8 inches on mountain passes.
  Winds gusting as high as 60 mph.

* WHERE...Elkhorn and Boulder Mountains and Upper Blackfoot and
  MacDonald Pass.

* WHEN...From 6 PM this evening to midnight MDT Wednesday Night.

* IMPACTS...Travel could be difficult and tire chains may be
  required for some vehicles. Those in the backcountry should ensure
  they have appropriate knowledge and gear and may want to consider
  alternate plans. Periods of blowing snow could significantly
  reduce visibility. The combination of wet snow and strong winds
  could cause damage to trees and power lines.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions can be obtained by calling 5 1 1 or visiting the MDT Road
Report website.

To see a graphical representation of the degree of stress on young
livestock please visit our webpage and select Local Programs then
Cold Air Advisory for Newborn Livestock.

&&

$$

RG