Flash Flood Watch
Issued by NWS Spokane, WA

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000
WGUS66 KOTX 211704
FFAOTX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE SPOKANE WA
1004 AM PDT THU AUG 21 2014

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

.SLOW MOVING SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP
THIS AFTERNOON AND CONTINUE INTO FRIDAY EVENING. 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>043-220700-
/O.EXT.KOTX.FF.A.0005.140821T2100Z-140823T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WENATCHEE AREA-EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-
1004 AM PDT THU AUG 21 2014

...FLASH FLOOD WATCH NOW IN EFFECT FROM 2 PM PDT THIS AFTERNOON
THROUGH FRIDAY EVENING...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* A PORTION OF NORTH CENTRAL WASHINGTON...INCLUDING THE
  FOLLOWING AREAS...EAST SLOPES NORTHERN CASCADES...OKANOGAN
  VALLEY AND WENATCHEE AREA.

* FROM 2 PM PDT THIS 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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