Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Missoula, MT

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3
169
WWUS75 KMSO 131839
NPWMSO

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
1239 PM MDT Sun Jul 13 2025

MTZ007-142215-
/O.NEW.KMSO.WI.Y.0007.250715T0300Z-250716T0200Z/
Butte/Blackfoot Region-
1239 PM MDT Sun Jul 13 2025

...WIND ADVISORY IN EFFECT FROM 9 PM MONDAY TO 8 PM MDT TUESDAY...

* WHAT...Northeast winds 20 to 30 mph with gusts up to 50 mph
  expected.

* WHERE...Butte/Blackfoot Region.

* WHEN...From 9 PM Monday to 8 PM MDT Tuesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

* ADDITIONAL DETAILS...Thunderstorms are possible Tuesday and the
  main threats will be lightning, gusty winds, small hail and heavy
  downpours. It could be dangerous for boaters to be on Brown`s Lake
  and other lakes. If you are camping or recreating outdoors during
  this time, avoid setting up tents or campers near trees. Winds
  over 40 mph could bring down weakened trees or large limbs,
  especially in forested areas. Be prepared for rapidly changing
  conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MTZ043-142215-
/O.NEW.KMSO.WI.Y.0007.250715T0300Z-250716T0200Z/
Potomac/Seeley Lake Region-
1239 PM MDT Sun Jul 13 2025

...WIND ADVISORY IN EFFECT FROM 9 PM MONDAY TO 8 PM MDT TUESDAY...

* WHAT...Northeast winds 20 to 30 mph with gusts up to 45 mph
  expected.

* WHERE...Potomac/Seeley Lake Region.

* WHEN...From 9 PM Monday to 8 PM MDT Tuesday.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.

* ADDITIONAL DETAILS...Thunderstorms are possible Tuesday and the
  main threats will be lightning, gusty winds, small hail and heavy
  downpours.
  It could be dangerous for boaters to be on Seeley Lake, Holland
  Lake, and other lakes. If you are camping or recreating outdoors
  during this time, avoid setting up tents or campers near trees.
  Winds over 40 mph could bring down weakened trees or large limbs,
  especially in forested areas and western foothills prone to
  downslope winds. Be prepared for rapidly changing conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IDZ007-008-142215-
/O.CON.KMSO.HT.Y.0005.000000T0000Z-250715T0300Z/
Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region-
1139 AM PDT Sun Jul 13 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT MONDAY...

* WHAT...Major risk of heat effects expected. High temperatures will
  range from 100 to 108 degrees. Overnight lows will drop down to
  the 60s to low 70s.

* WHERE...Lower Hells Canyon/Salmon River Region and
  Orofino/Grangeville Region.

* WHEN...Until 8 PM PDT Monday.

* IMPACTS...This level of heat affects anyone without effective
  cooling and/or adequate hydration. Impacts likely in some health
  systems, heat-sensitive industries and infrastructure.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

MTZ001-002-142215-
/O.NEW.KMSO.HW.A.0001.250714T2100Z-250715T1500Z/
Kootenai/Cabinet Region-West Glacier Region-
1239 PM MDT Sun Jul 13 2025

...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY
MORNING...

* WHAT...North to east winds 20 to 35 mph with gusts up to 55 mph
  possible.

* WHERE...Kootenai/Cabinet Region and West Glacier Region.

* WHEN...From Monday afternoon through Tuesday morning.

* IMPACTS...Damaging winds could blow down trees and power lines.
  Widespread power outages are possible. Travel could be difficult,
  especially for high profile vehicles. It could be dangerous for
  boaters to be on Lake MacDonald, Swan Lake, Lake Koocanusa, and
  other area lakes Monday evening. If you are camping or recreating
  outdoors during this time, avoid setting up tents or campers near
  trees. Winds over 40 mph could easily bring down weakened trees or
  large limbs, especially in forested areas and western foothills
  prone to downslope winds. Be prepared for rapidly changing
  conditions.

* ADDITIONAL DETAILS...This is a rare storm to occur in the month of
  July. A strong cold front from Canada will push south and west
  across the region Monday evening. The strongest winds will occur
  in the higher elevations, in the channeled terrain especially in
  the canyons on the western sides of the Lewis Range in Glacier
  National Park, Whitefish Range, Swan Range, Purcell, Cabinet and
  Salish ranges.
  Thunderstorms are possible Monday evening and the main threats
  could be lightning, gusty winds, small hail and heavy downpours.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

&&

$$

MTZ003-142215-
/O.NEW.KMSO.HW.A.0001.250715T0000Z-250715T1500Z/
Flathead/Mission Valleys-
1239 PM MDT Sun Jul 13 2025

...HIGH WIND WATCH IN EFFECT FROM MONDAY EVENING THROUGH TUESDAY
MORNING...

* WHAT...North to east winds 20 to 35 mph with gusts up to 55 mph
  possible.

* WHERE...Flathead/Mission Valleys.

* WHEN...From Monday evening through Tuesday morning.

* IMPACTS...Damaging winds could blow down trees and power lines.
  Widespread power outages are possible. Travel could be difficult,
  especially for high profile vehicles. It could be dangerous for
  boaters to be on Flathead Lake and other lakes Monday evening. If
  you are camping or recreating outdoors during this time, avoid
  setting up tents or campers near trees. Winds over 40 mph could
  easily bring down weakened trees or large limbs, especially in
  forested areas and western foothills prone to downslope winds. Be
  prepared for rapidly changing conditions.

* ADDITIONAL DETAILS...This is a rare storm to occur in the month of
  July. A strong cold front from Canada will push south and west
  across the region Monday evening. The strongest winds will occur
  in the higher elevations, and along Flathead Lake. Thunderstorms
  are possible Monday night into Tuesday morning and the main
  threats could be lightning, gusty winds, hail and heavy downpours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates.

Fasten loose objects or shelter objects in a safe location prior to
the onset of winds.

&&

$$