Flash Flood Watch
Issued by NWS Spokane, WA

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WGUS66 KOTX 202251
FFAOTX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE SPOKANE WA
351 PM PDT WED AUG 20 2014

...STORMS ON FRIDAY MAY PRODUCE FLASH FLOODING OR MUD SLIDES OVER
NORTH CASCADE BURN SCARS...

.SLOW MOVING SHOWERS AND THUNDERSTORMS ARE EXPECTED ON FRIDAY OVER
THE NORTH WASHINGTON CASCADES. LOCALLY HEAVY RAIN WILL BE A
POSSIBILITY IN AREAS RECENTLY BURNED BY WILDFIRES...INCLUDING THE
CARLTON, CHIWAUKUM, LITTLE BRIDGE CREEK, DUNCAN, MILLS CREEK,
AND HANSEL SCARS. OTHER BURN SCARS FROM 2012 AND 2013 MAY ALSO BE
VULNERABLE IF CELLS PRODUCING HEAVY RAINFALL LINGER OVER A SPOT
BURNED CLEAR OF VEGETATION.

WAZ041>043-211500-
/O.NEW.KOTX.FF.A.0005.140822T1900Z-140823T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WENATCHEE AREA-EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-
351 PM PDT WED AUG 20 2014

...FLASH FLOOD WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A

* FLASH FLOOD WATCH FOR CHELAN COUNTY...AND THE WESTERN HALF OF
  OKANOGAN COUNTY.

* FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING

* SLOW MOVING THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE IN
  EXCESS OF A HALF INCH OF RAINFALL IN A SHORT AMOUNT OF TIME.
  HEAVY RAIN AMOUNTS WILL BE SPOTTY...BUT THE POTENTIAL EXISTS FOR
  THE BURN SCAR AREAS TO RECEIVE RAIN AMOUNTS THAT COULD CAUSE MUD
  SLIDES...DEBRIS FLOWS...OR DANGEROUS FLASH FLOODING.

* THE AREAS AT GREATEST RISK ARE IN AND BELOW THE AREAS BURNED BY
  THE RECENT WILDFIRES IN THE EAST CASCADES...INCLUDING THE COUGAR
  AND CARLTON COMPLEX FIRES...THE CHIWAUKUM COMPLEX...THE MILLS
  CANYON FIRE...THE LONE MOUNTAIN FIRE...THE LITTLE BRIDGE CREEK
  FIRE...AND THE UPPER FALLS FIRE. AREAS BURNED IN THE 2012 AND
  2013 WILDFIRES ALSO STILL HAVE AN INCREASED RISK OF FLASH
  FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING OR DEBRIS FLOWS. FLASH FLOODING AND DEBRIS
FLOWS ARE VERY DANGEROUS. PERSONS IN THE WATCH AREA SHOULD REMAIN
ALERT TO CHANGING WEATHER CONDITIONS...MONITOR NOAA WEATHER RADIO
OR OTHER WEATHER INFORMATION SOURCES.  BE PREPARED TO TAKE ACTION
ON SHORT NOTICE IF HEAVY RAINFALL OCCURS OR IF FLASH FLOOD
WARNINGS ARE ISSUED.

FOR A DETAILED VIEW OF THE HAZARD AREA VISIT
HTTP://WWW.WRH.NOAA.GOV/WRH/WHV/?WFO=OTX

&&

$$



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