441
WWUS45 KMSO 230749
WSWMSO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Missoula MT
149 AM MDT Thu May 23 2024

MTZ005-231600-
/O.UPG.KMSO.WW.Y.0040.000000T0000Z-240523T1600Z/
/O.EXB.KMSO.WS.W.0009.000000T0000Z-240523T1600Z/
Missoula/Bitterroot Valleys-
149 AM MDT Thu May 23 2024

...WINTER STORM WARNING IN EFFECT UNTIL 10 AM MDT THIS MORNING...

* WHAT...Heavy wet snow. Additional snow accumulations up to three
  inches.  Accumulating snow on trees branches will be capable of
  breaking branches and creating power outages.

* WHERE...Missoula and Bitterroot Valley.

* WHEN...Until 10 AM MDT this morning.

* IMPACTS...Plan on slippery road conditions. The hazardous
  conditions could impact the Thursday morning commute. Snow on
  trees could cause breaking branches and 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 for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

MTZ006-231800-
/O.CON.KMSO.WS.W.0009.000000T0000Z-240523T1800Z/
Bitterroot/Sapphire Mountains-
149 AM MDT Thu May 23 2024

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY
BITTERROOT/SAPPHIRE MOUNTAINS ABOVE 5000 FEET...

* WHAT...Heavy snow expected Bitterroot/Sapphire Mountains above
  5000 feet. Total snow accumulations between 4 and 19 inches. Snow
  rates will exceed 1 inch per hour at times. Snow amounts will vary
  considerably with changes in elevation.

* WHERE...Highway 93 Sula to Lost Trail Pass and Lolo Pass.

* WHEN...Until noon MDT today.

* IMPACTS...Travel could be very difficult to impossible. The
  hazardous conditions could impact the Thursday morning commute.
  Heavy, wet snow accumulating on trees with their leaves out could
  weigh them down and cause significant tree damages and possibly
  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 for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

MTZ007-231800-
/O.CON.KMSO.WS.W.0009.000000T0000Z-240523T1800Z/
Butte/Blackfoot Region-
149 AM MDT Thu May 23 2024

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MDT TODAY
BUTTE/BLACKFOOT REGION ABOVE 5000 FEET...

* WHAT...Heavy snow expected Butte/Blackfoot Region above 5000 feet.
  Total snow accumulations between 1 and 26 inches depending on
  elevation. Lower elevations, including Butte, expect 2 to 6
  inches. Mountain passes and easily accessible areas should get
  less than a foot whereas higher elevations and more remote areas
  will receive the higher amounts. Snow rates will exceed 1 inch per
  hour at times. Snow amounts will vary considerably with changes in
  elevation.

* WHERE...Butte, Georgetown Lake, Homestake Pass, and MacDonald Pass.

* WHEN...Until noon MDT today.

* IMPACTS...Travel could be very difficult to impossible. The
  hazardous conditions could impact the Thursday morning commute.
  Heavy, wet snow accumulating on trees with their leaves out could
  weigh them down and cause significant tree damages and possibly
  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 for
the state you are calling from can be obtained by calling 5 1 1.

&&

$$

IDZ006-231800-
/O.CON.KMSO.WW.Y.0040.000000T0000Z-240523T1800Z/
Southern Clearwater Mountains-
1249 AM PDT Thu May 23 2024

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS
MORNING ABOVE 4000 FEET |...

* WHAT...Snow Above 4000 feet. Total snow accumulations 1 to 4
  inches from 4000 to 5000 feet. 3 to 7 inches above 5000 feet and
  higher amounts of 7 to 12 inches in the highest terrain.

* WHERE...Elk City and Dixie.

* WHEN...Until 11 AM PDT this morning.

* IMPACTS...Travel could be affected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$

IDZ009-010-231800-
/O.CON.KMSO.WW.Y.0040.000000T0000Z-240523T1800Z/
Western Lemhi County-Eastern Lemhi County-
149 AM MDT Thu May 23 2024

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY
LEMHI COUNTY ABOVE 4500 FEET...

* WHAT...Snow expected Lemhi County above 4500 feet. Total snow
  accumulations between 2 and 11 inches. Accumulations above 6
  inches are only expected in isolated, very remote locations.

* WHERE...Highway 93 Lost Trail Pass to Gibbonsville, Bannock Pass,
  Williams Creek Summit, Lemhi Pass, and Highway 28 Tendoy to Lone
  Pine.

* WHEN...Until noon MDT today.

* IMPACTS...Travel could be very difficult. The hazardous conditions
  could impact the Thursday morning commute.  Heavy, wet snow
  accumulating on trees with their leaves out could weigh them down
  and cause significant tree damages and possibly power outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.

&&

$$