Headline:
Fire Weather Watch issued August 20 at 9:41AM PDT until August 23 at 8:00AM PDT by NWS Spokane WA
Event:
Fire Weather Watch
Urgency:
Future
Effective:
August 20, 2026 - 9:41am
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.
The National Weather Service in Spokane has issued a Fire Weather
Watch for thunderstorms as well as wind and low relative humidity,
which is in effect from Saturday morning through Sunday morning.
* 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