46°0'Š / 122°50'V / Aukštis 37 m / 09:46 2026-07-22, America/Los_Angeles (UTC-7)
nuo: 2026-07-22, 16:00
į: 2026-07-22, 16:00
The National Weather Service in Seattle has issued a Red Flag Warning for lightning and gusty outflow winds which is in effect from 4 PM PDT this afternoon to 2 PM PDT Thursday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zone 655 Black Hills and Southwest Interior Lowlands and Fire Weather Zone 659 West Slopes of the Central Cascades Generally above 1500 Feet. * WINDS...West 5 to 10 mph except possible gusts 25 to 30 mph with thunderstorms. * RELATIVE HUMIDITY...As low as 29 percent. * LIGHTNING...Isolated thunderstorm coverage is possible across the southern Cascade Mountains and portions of southwest Washington. Thunderstorms will develop late Wednesday night and move from south to north across the area. * OUTFLOW WINDS...Any storms that develop will be capable of gusty and erratic outflow winds between 25 and 30 miles per hour. Outflow winds can occur ahead of and behind storms and cause erratic wind directions. * TEMPERATURES...High temperatures this afternoon in the 90s. Low temperatures Thursday morning in the upper 50s to mid 60s. * TIMING...4 PM PDT this afternoon to 2 PM PDT Thursday afternoon. * IMPACTS...Lightning in dry fuels can cause multiple fire starts. Thunderstorms can also bring sudden sharp wind shifts on existing fires, causing rapid changes in a fire's rate of spread and direction of spread. Thunderstorm outflow winds can be a threat for several hours following the start of a new lightning-caused fire. If a fire were to begin, air quality may diminish in the surrounding area.
Cowlitz
A Red Flag Warning means that critical fire weather conditions
are either imminent or occurring now. Any fires that develop will
likely spread quickly. Outdoor burning is not recommended.
NWS Seattle WA
2026-07-22, 03:48
nuo: 2026-07-21, 22:10
į: 2026-07-22, 11:00
* WHAT...Temperatures as high as 95 to 100 degrees. * WHERE...Greater Portland/Vancouver Metro, Western and Central Columbia River Gorge and the Hood River Valley, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, and South Washington Cascade Foothills. * WHEN...Until 11 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Smoke from fires outside of the region or clouds moving into the area could result in cooler daytime high temperatures than currently forecast. There is around a 15-25% chance of thunderstorms on Wednesday afternoon which may increase cloud cover and thus cause temperatures to be slightly lower than forecast.
Cowlitz,Cowlitz County LowlandsDrink 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.
Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.NWS Portland OR2026-07-21, 22:10