Red Flag Warning issued July 16 at 9:59PM PDT until July 17 at 9:00AM PDT by NWS Pendleton OR

…ISOLATED THUNDERSTORMS AND DRY, UNSTABLE CONDITIONS THIS
TONIGHT AND WEDNESDAY…

A low pressure system will continue to move north-northeastward
into the Pacific Northwest tonight through Wednesday night. This
system will provide enough moisture and elevated instability for
high-based showers and isolated thunderstorms to continue to
develop tonight through Wednesday.

* AFFECTED AREA…Fire Weather Zones 610 East Slopes of Central
Oregon Cascades, 611 Deschutes National Forest -minus Sisters
Ranger District, 639 East Slopes of the Northern Oregon
Cascades and 640 Central Mountains of Oregon.

* IMPACTS…Any lightning strikes combined with hot and dry
conditions could cause new fire starts.

* THUNDERSTORMS…Isolated to scattered dry thunderstorms are
possible.

* OUTFLOW WINDS…35 to 40 mph.
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.