Headline:
Fire Weather Watch issued August 20 at 3:17PM PDT until August 23 at 8:00AM PDT by NWS Spokane WA
Event:
Fire Weather Watch
Urgency:
Future
Effective:
August 20, 2026 - 3:17pm
Expires:
August 21, 2026 - 3:00am
Description:
...THUNDERSTORMS, GUSTY WINDS, AND LOW RELATIVE HUMIDITY SATURDAY
INTO SUNDAY...
.A strong trough with abundant moisture will usher in a cold
front through the region from Saturday into Sunday. There is a
risk for thunderstorms as well as strong south to southwest
synoptic driven winds. This will lead to critical fire weather
conditions across the region.
* Affected Area: Okanogan Valley (Zone 703).
* Thunderstorms: Scattered showers and thunderstorms Saturday
afternoon through Sunday morning.
* Timing of Thunderstorms: Best chances for thunderstorms are
from 11 AM Saturday morning through 8 AM Sunday morning.
* Outflow Winds: Gusty outflow wind gusts up to 50 mph.
* Impacts: Lightning strikes will have the potential to start new
fires, and gusty and erratic outflow winds could cause
dangerous conditions around new and existing wildfires.
* General Winds: South winds 15 to 20 mph with gusts around 30 to
40 mph.
* Timing of General Winds: Peak general winds will be seen from
noon to 10 PM Saturday.
* Relative Humidities: 20 to 25 percent.
* Impacts: Rapid fire spread is possible with any new or ongoing
fires.
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:
Okanogan Valley
Forcast Office:
NWS Spokane WA
Sender:
w-nws.webmaster@noaa.gov