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Active official alertUpdated

Red Flag Warning for East Washington South Central Cascade Mountains

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Severe
Official urgency
Expected
Official certainty
Likely

What is happening

Impacts: Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.

What the bulletin says to do

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.

Full official description

Bulletin details

...WIDESPREAD BREEZY WESTERLY WINDS AND LOW RELATIVE HUMIDITY SATURDAY... ...HIGH-BASED SHOWERS AND THUNDERSTORMS TONIGHT AND SATURDAY ALONG THE WASHINGTON CASCADES AND BLUE MOUNTAINS... .An approaching low-pressure system will bring widespread breezy westerly winds through the Cascade gaps, across the Columbia Basin, and into portions of the Blue Mountains Saturday. Coupled with low relative humidity, this will lead to critical fire weather conditions. Moreover, high-based showers and thunderstorms are forecast, with the best chances of abundant lightning overnight through Saturday morning along the Washington Cascades and Saturday afternoon for the northeast Blue Mountains. The National Weather Service in Pendleton has issued a Red Flag Warning for abundant lightning, which is in effect from 11 PM this evening to noon PDT Saturday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire Weather Zone 695 East Washington South Central Cascade Mountains. * TIMING...From 11 PM this evening to noon PDT Saturday. * THUNDERSTORMS...Isolated to scattered coverage with abundant lightning. * OUTFLOW WINDS...Gusty, erratic winds up to 40 mph. * IMPACTS...Any fire that develops will catch and spread quickly. Outdoor burning is not recommended.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

5 captured
  1. Alert

    Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 8:00PM PDT by NWS Pendleton OR

    Official revision
  2. Alert

    Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 10:00PM PDT by NWS Pendleton OR

    Official revision
  3. Alert

    Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 11:00PM PDT by NWS Pendleton OR

    Official revision
  4. Alert

    Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 10:00PM PDT by NWS Pendleton OR

    Official revision
  5. Alert

    Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 12:00PM PDT by NWS Pendleton OR

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Pendleton OR. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections