Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Portland OR
321 AM PDT Tue Jul 15 2025
ORZ108>122-WAZ204>207-209-210-160000-
/O.CON.KPQR.HT.Y.0003.250715T1900Z-250717T0500Z/
Lower Columbia River-Tualatin Valley-Portland West Hills and
Chehalem Mountain-Inner Portland Metro-East Portland Metro-Outer
Southeast Portland Metro-West Central Willamette Valley-East
Central Willamette Valley-Benton County Lowlands-Linn County
Lowlands-Lane County Lowlands-West Columbia River Gorge of Oregon
above 500 ft-West Columbia River Gorge I-84 Corridor-Upper Hood
River Valley-Central Columbia River Gorge I-84 Corridor-Cowlitz
County Lowlands-North Clark County Lowlands-Inner Vancouver Metro-
East Clark County Lowlands-West Columbia River Gorge SR
14 Corridor-Central Columbia River Gorge SR 14 Corridor-
Including the cities of Silverton, Molalla, Oregon City, Beacon
Rock SP, Carson, Springfield, Cascade Locks, Dallas, Battle
Ground, Sylvan Hill, Sheridan, Rooster Rock, Troutdale, Lebanon,
Lake Oswego, Rainier, Chehalem Mountain, Ridgefield, Vancouver,
Newberg, Camas, Parkdale, Estacada, Sellwood, Philomath, Salmon
Creek, Skyline Drive, Eugene, Underwood, Monmouth, Scappoose,
Happy Valley, Woodburn, St. Helens, Wyeth, Brush Prairie, Kelso,
Corvallis, Tigard, Hockinson, Washougal, Eagle Creek, Stevenson,
Multnomah Falls, Creswell, Harrisburg, Corbett, Boring, Longview,
Fairview, Woodland, Hillsboro, Monroe, Castle Rock, McMinnville,
Sherwood, Rockcreek, La Center, Odell, Portland, North
Bonneville, Keizer, Brownsville, Wilsonville, Junction City,
Gresham, Hood River, Evergreen, Sandy, Stayton, Clatskanie,
Salem, Bonneville, Forest Grove, Kalama, Cape Horn, Albany, and
Cottage Grove
321 AM PDT Tue Jul 15 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 10 PM PDT
WEDNESDAY...
* WHAT...Temperatures up to 92 to 100 expected.
* WHERE...Greater Portland/Vancouver Metro, Western and Central
Columbia River Gorge, the Corbett area and the Hood River Valley,
Central and Southern Willamette Valley, and Lower Columbia River
and Cowlitz River Valleys.
* WHEN...From noon today to 10 PM PDT Wednesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat events.
* ADDITIONAL DETAILS...The hottest day will be Wednesday, with a
50-80% chance of temperatures reaching 100 degrees Fahrenheit.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in a cool place during the heat of the
day, stay out of the sunshine, and check up on relatives and
neighbors. For those without air conditioning, use fans to keep air
moving. Keeps windows closed during the day and open at night,
unless air quality is degraded due to wildfire smoke.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
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.
Monitor the latest forecasts and warnings for updates.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.
&&
$$
For more information from the National Weather Service visit
www.weather.gov/portland
03
URGENT - WEATHER MESSAGE
National Weather Service Seattle WA
155 AM PDT Tue Jul 15 2025
WAZ305>319-321>323-151700-
/O.CON.KSEW.HT.Y.0002.250715T1900Z-250717T0500Z/
Foothills and Valleys of the North Cascades-Foothills and Valleys
of Snohomish and Northern King Counties-Foothills and Valleys of
Central King County-Foothills and Valleys of Pierce and Southern
King Counties-Foothills and Valleys of Thurston and Lewis
Counties-Lowlands of Western Whatcom County-Lowlands of Western
Skagit and Northwestern Snohomish Counties-Downtown Everett /
Marysville Area-Shoreline / Lynnwood / South Everett Area-
Eastside-City of Seattle-Lowlands of Pierce and Southern King
Counties-Olympia and Southern Puget Sound-Lowlands of Lewis and
Southern Thurston Counties-Middle Chehalis River Valley-Southern
Hood Canal-Northern Hood Canal-Eastern Kitsap County-
Including Maple Valley, Edmonds, Sedro-Woolley, Kingsgate, Holly,
Fords Prairie, Brinnon, Kirkland, Enumclaw, Granite Falls,
Bellingham, Seabeck, Olympia, Everett, Port Ludlow, Snohomish,
Bremerton, Monroe, Mossyrock, Skokomish, Eastgate,
Covington-Sawyer-w, Silverdale, Tacoma, Prairie Ridge, Rochester,
Elma, Lea Hill, Burlington, Newport Hills, Tumwater, Sudden
Valley, Darrington, Mount Vernon, Kenmore, Federal Way, Pine
Lake, Grand Mound, Elk Plain, Duvall, Bothell, Montesano, Morton,
Chehalis, Marysville, Sahalee, North Bend, Lynnwood, Lacey,
McCleary, Mirrormont, South Hill, Leland, Anacortes, Renton, Lake
Stevens, Richmond Highlands, Kent, Seattle, Redmond, Mercer
Island, and Quilcene
155 AM PDT Tue Jul 15 2025
...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 10 PM PDT
WEDNESDAY...
* WHAT...Hot conditions with high temperatures in the 80s to low 90s
today and 80s to mid 90s Wednesday. Low temperatures mostly in the
low to mid 60s. This will pose a Moderate risk of heat-related
illness.
* WHERE...Portions of northwest and west central Washington.
* WHEN...From noon today to 10 PM PDT Wednesday.
* IMPACTS...Heat will significantly increase the risk of
heat-related illnesses for those who are sensitive to heat,
especially those without effective cooling or adequate hydration.
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. Young children and
pets should never be left unattended in vehicles under any
circumstances.
Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when possible.
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.
&&
$$
44
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Portland OR
216 AM PDT Tue Jul 15 2025
PZZ271>273-160130-
/O.EXT.KPQR.SC.Y.0087.000000T0000Z-250716T1500Z/
Waters from Cape Shoalwater WA to Cape Falcon OR from 10 to 60 NM-
Waters from Cape Falcon to Cape Foulweather OR from 10 to 60 NM-
Waters from Cape Foulweather to Florence OR from 10 to 60 NM-
216 AM PDT Tue Jul 15 2025
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 8 AM PDT WEDNESDAY...
* WHAT...Seas 6 to 9 ft at 9 seconds and north winds 10 to 20 kt
with gusts up to 25 kt.
* WHERE...Outer Coastal Waters from Cape Shoalwater to Florence
10 to 60 NM offshore.
* WHEN...Until 8 AM PDT Wednesday.
* IMPACTS...Conditions will be hazardous to small craft.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
For more information from the National Weather Service, visit:
https://www.weather.gov/portland/marine
Fire Weather Watch
URGENT - FIRE WEATHER MESSAGE
National Weather Service Seattle WA
827 AM PDT Tue Jul 15 2025
WAZ655-160100-
/O.CON.KSEW.FW.A.0001.250715T1800Z-250717T0600Z/
Black Hills and Southwest Interior Lowlands-
827 AM PDT Tue Jul 15 2025
...FIRE WEATHER WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING
FOR HOT, DRY AND UNSTABLE CONDITIONS FOR FIRE WEATHER ZONE 655...
* AFFECTED AREA...Fire Weather Zone 655 Black Hills and
Southwest Interior Lowlands.
* WINDS...North 5 to 15 mph.
* RELATIVE HUMIDITY...As low as 27 percent.
* IMPACTS...A combination of moderate breezes, low relative
humidity, and warm temperatures can contribute to rapid rates
of spread and down-wind spotting on existing fires. If a fire
were to begin, air quality may diminish in the surrounding
area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that there is a potential for critical
fire weather conditions to develop. Monitor the forecasts for
possible Red Flag Warnings.
&&
$$
URGENT - FIRE WEATHER MESSAGE
National Weather Service Seattle WA
827 AM PDT Tue Jul 15 2025
WAZ658-659-160100-
/O.CON.KSEW.FW.A.0001.250715T1800Z-250717T0600Z/
West Slopes of the North Cascades Generally above 1500 Feet-
West Slopes of the Central Cascades Generally above 1500 Feet-
827 AM PDT Tue Jul 15 2025
...FIRE WEATHER WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING
FOR HOT, DRY AND UNSTABLE CONDITIONS FOR FIRE WEATHER ZONES
658 AND 659...
* AFFECTED AREA...Fire Weather Zone 658 West Slopes of the North
Cascades Generally above 1500 Feet and Fire Weather Zone 659
West Slopes of the Central Cascades Generally above 1500 Feet.
* WINDS...Northwest 5 to 10 mph.
* RELATIVE HUMIDITY...As low as 22 percent.
* IMPACTS...A combination of low relative humidity, unstable
airmass, and warm temperatures can contribute to rapid rates of
spread and down- wind spotting on existing fires. If a fire
were to begin, air quality may diminish in the surrounding area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Fire Weather Watch means that there is a potential for critical
fire weather conditions to develop. Monitor the forecasts for
possible Red Flag Warnings.
&&
$$
