Headline:
Fire Weather Watch issued August 21 at 9:21AM PDT until August 22 at 10:00PM PDT by NWS Pendleton OR
Event:
Fire Weather Watch
Urgency:
Future
Effective:
August 21, 2026 - 9:21am
Expires:
August 21, 2026 - 5:00pm
Description:
...BREEZY TO WINDY WESTERLY WINDS AND LOW RELATIVE HUMIDITY
SATURDAY...
...POTENTIAL FOR HIGH-BASED SHOWERS AND THUNDERSTORMS TONIGHT
THROUGH SATURDAY AFTERNOON ALONG THE WASHINGTON CASCADES...
.A weather system will bring widespread breezy westerly winds
through the Cascade gaps and across the Columbia Basin and
portions of the Blue Mountains region on Saturday afternoon and
evening. Coupled with low relative humidity, this may lead to
critical fire weather conditions. Moreover, there is potential
for high-based showers and thunderstorms, with the best chances of
abundant lightning along the Washington Cascades overnight
through Saturday morning.
* AFFECTED AREA...Fire Weather Zones 690 Kittitas Valley, 691
Lower Columbia Basin of Oregon, 691 Lower Columbia Basin of
Washington and 703 Warm Springs Reservation.
* TIMING...From Saturday afternoon through Saturday evening.
* WINDS...West 15 to 25 mph with gusts of 25 to 40 mph.
* RELATIVE HUMIDITY...15 to 25 percent in the afternoon.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
Instruction:
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.
Area Description:
Lower Columbia Basin of Oregon; Warm Springs Reservation; Kittitas Valley; Lower Columbia Basin
Forcast Office:
NWS Pendleton OR
Sender:
w-nws.webmaster@noaa.gov