Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Medford, OR

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162
WWUS76 KMFR 242151
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
151 PM PST TUE JAN 24 2017

...POOR AIR QUALITY EXPECTED THIS WEEKEND AS HIGH PRESSURE BUILDS...

.AN EXTENDED PERIOD OF HIGH PRESSURE WILL AID IN GENERATING POOR
AIR QUALITY CONDITIONS FROM THURSDAY NIGHT THROUGH THE WEEKEND...
AIR WILL REMAIN STAGNANT AS WINDS REMAIN VERY LIGHT AND THE
ATMOSPHERE STRUGGLES TO MIX.

ORZ021-023-024-026-028>031-251000-
/O.NEW.KMFR.AS.Y.0002.170127T0600Z-170129T1200Z/
SOUTH CENTRAL OREGON COAST-CENTRAL DOUGLAS COUNTY-
EASTERN CURRY COUNTY AND JOSEPHINE COUNTY-JACKSON COUNTY-
SISKIYOU MOUNTAINS AND SOUTHERN OREGON CASCADES-KLAMATH BASIN-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
INCLUDING THE CITIES OF DRAIN, ELKTON, ROSEBURG, SUTHERLIN,
GREEN, MYRTLE CREEK, CANYONVILLE, GRANTS PASS, CAVE JUNCTION,
MEDFORD, ASHLAND, ALTAMONT, KLAMATH FALLS, BEATTY, BLY, CHEMULT,
CRESCENT, GILCHRIST, SPRAGUE RIVER, AND LAKEVIEW
151 PM PST TUE JAN 24 2017

...AIR STAGNATION ADVISORY IN EFFECT FROM 10 PM THURSDAY TO 4 AM
PST SUNDAY...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED AN AIR
STAGNATION ADVISORY...WHICH IS IN EFFECT FROM 10 PM THURSDAY TO
4 AM PST SUNDAY.

* LOCATIONS INCLUDE...WEST SIDE AND EAST SIDE VALLEYS IN SOUTHERN
  OREGON.

* IMPACTS...POOR AIR QUALITY CAN CREATE MINOR TO SERIOUS HEALTH
  PROBLEMS FOR SENSITIVE GROUPS.

* VIEW THE HAZARD AREA IN DETAIL AT
  HTTP://WEATHER.GOV/MEDFORD/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIRMASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE.

&&

$$

CZS



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