RED FLAG WARNING

URGENT – FIRE WEATHER MESSAGE
National Weather Service Portland OR
331 PM PDT Sun Sep 6 2020

…HISTORIC SEPTEMBER EAST WIND EVENT LIKELY, PEAKING MONDAY
NIGHT AND TUESDAY…

…EXTREMELY DRY CONDITIONS LIKELY TUESDAY AND WEDNESDAY…

.Hot, dry, and strong easterly winds are expected starting Monday
afternoon, peaking overnight Monday into Tuesday morning, then
slowly easing through Tuesday evening. These winds have the
potential to reach historic speeds for early to mid September.
Winds likely to initially reach speeds greater than 15 mph in Fire
Weather Zones 605, 607 and 660 by midday Monday but will quickly
increase in all other zones later Monday and Monday night.
Relative humidities are expected to reach critical levels
overnight and Tuesday with the influx of dry air.

North Oregon Coast-Central Oregon Coast-
South Washington Coast and West Willapa Hills-
331 PM PDT Sun Sep 6 2020

…RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM MONDAY TO 8 PM
PDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER
ZONES 601…612 AND 664…

* Affected Area…
In Oregon…
– Fire Weather Zone 601 North Oregon Coast, and
– Fire Weather Zone 612 Central Oregon Coast.

In Washington…
– Fire Weather Zone 664 South Washington Coast and West Willapa
Hills.

* Winds…East 15 to 25 mph with gusts up to 45 mph. Gusts as
high as 60 mph across exposed ridges and capes, mainly north
of Newport.

* Relative Humidity…As low as 13 percent. Poor to moderate
overnight humidity recoveries.

* Impacts…Conditions will be favorable for rapid fire spread
which may threaten life and property. Use extra caution with
potential ignition sources, especially in grassy areas.
Outdoor burning is not recommended.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of the
above conditions can contribute to extreme fire behavior.