Headline:
Red Flag Warning issued July 18 at 4:30AM PDT until July 18 at 10:00PM PDT by NWS Pendleton OR
Event:
Red Flag Warning
Urgency:
Expected
Effective:
July 18, 2026 - 4:30am
Expires:
July 18, 2026 - 4:00pm
Description:
...BREEZY WINDS AND LOW RELATIVE HUMIDITY THROUGH SATURDAY
EVENING...
.Breezy diurnally driven westerly winds coupled with low relative
humidity is expected to continue through the Lower Columbia Basin
of Oregon each afternoon and evening through Saturday. Relative
humidity will be above critical thresholds overnight.
* AFFECTED AREA...Fire Weather Zone 691 Lower Columbia Basin of
Oregon.
* TIMING...Until 10 PM PDT this evening.
* WINDS...West 10 to 20 mph with gusts up to 30 mph.
* RELATIVE HUMIDITY...As low as 185 percent.
* IMPACTS...Any fire that develops will catch and spread
quickly. Outdoor burning is not recommended.
Instruction:
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
Area Description:
Lower Columbia Basin of Oregon
Forcast Office:
NWS Pendleton OR
Sender: