Severe Weather Alerts - Yakima, WA

  • Air Stagnation Advisory

    Air Stagnation Advisory in effect until Saturday, 10:00 AM PST. Source: U.S. National Weather Service

EAST SLOPES OF THE WASHINGTON CASCADES:

...AIR STAGNATION ADVISORY WILL EXPIRE AT 10 AM PST THIS
MORNING...

THE COLD FRONT THAT MOVED ACROSS THE PACIFIC NORTHWEST FRIDAY
AFTERNOON AND EVENING HAS BROKEN AND MIXED OUT THE LOW LEVEL
INVERSIONS. ALSO WINDS WILL INCREASE LATE THIS MORNING INTO THE
AFTERNOON. SOUTHWEST TO WEST WINDS OF 5 TO 15 MPH WILL CONTINUE ON
SUNDAY. THUS THE AIR STAGNATION ADVISORIES HAVE BEEN ALLOWED TO
EXPIRE.

===================

YAKIMA VALLEY:

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM PST SUNDAY...

* AIR QUALITY...WEAK INVERSIONS WILL CONTINUE TO CAUSE DIMINISHED
AIR QUALITY OVER PORTIONS OF THE YAKIMA AND KITTITAS VALLEYS
INTO SUNDAY MORNING. OTHER LOCATIONS WITHIN THESE VALLEYS WILL
SEE SOME IMPROVED AIR QUALITY TODAY...BUT CONDITIONS WILL
DETERIORATE AGAIN TONIGHT.

* TIMING...THROUGH SUNDAY MORNING. BETTER MIXING IS EXPECTED
ACROSS THE ENTIRETY THESE TWO VALLEYS SUNDAY AFTERNOON.

* IMPACTS...THOSE WITH RESPIRATORY ISSUES SHOULD LIMIT THEIR
TIME OUTSIDE AND OR DOING PHYSICAL ACTIVITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION HAS THE
POTENTIAL TO INCREASE TO DANGEROUS LEVELS. PERSONS WITH
RESPIRATORY ILLNESS SHOULD FOLLOW THEIR PHYSICIANS ADVICE FOR
DEALING WITH HIGH LEVELS OF AIR POLLUTION

DURING PERIODS OF STAGNANT AIR...STATE AIR QUALITY AGENCIES
HIGHLY RECOMMEND THAT NO OUTDOOR BURNING OCCUR AND THAT
RESIDENTIAL WOOD BURNING DEVICES BE LIMITED AS MUCH AS POSSIBLE.
ACCORDING TO STATE AIR QUALITY AGENCIES...PROLONGED PERIODS OF
STAGNANT AIR CAN HOLD POLLUTANTS CLOSE TO THE GROUND...WHERE
PEOPLE LIVE AND BREATHE. CHECK WITH YOUR LOCAL BURN AGENCY FOR
ANY CURRENT RESTRICTIONS IN YOUR AREA

&&

Yakima, WA Radar