NOAA's National Weather Service
Weather Alerts for Douglas Co   (NEZ052)

icn  FLASH FLOOD WATCH
   (NEZ052)

Effective: Thu, Aug 28, 2014 04:10am CDT Severity: Severe
Updated: Thu, Aug 28, 2014 04:10am CDT Urgency: Expected
Expires: Thu, Aug 28, 2014 12:00pm CDT Certainty: Possible

Areas Affected: Boone; Burt; Butler; Cass; Colfax; Cuming; Dodge; Douglas; Lancaster; Madison; Otoe; Pierce; Platte; Saline; Sarpy; Saunders; Seward; Stanton; Thurston; Washington; Wayne
 
Alert:
...PERIODS OF HEAVY RAIN THIS MORNING...
...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL NOON CDT TODAY...
THE FLASH FLOOD WATCH CONTINUES FOR
* PORTIONS OF IOWA AND NEBRASKA...INCLUDING THE FOLLOWING
AREAS...IN IOWA...FREMONT...HARRISON...MILLS...MONONA...
MONTGOMERY...PAGE...POTTAWATTAMIE AND SHELBY. IN NEBRASKA...
BOONE...BURT...BUTLER...CASS...COLFAX...CUMING...DODGE...
DOUGLAS...LANCASTER...MADISON...OTOE...PIERCE...PLATTE...
SALINE...SARPY...SAUNDERS...SEWARD...STANTON...THURSTON...
WASHINGTON AND WAYNE.
* UNTIL NOON CDT TODAY
* THUNDERSTORMS...PRODUCING HEAVY RAIN AT TIMES...WILL CONTINUE
THROUGH THE MORNING HOURS. THE BULK OF THE RAIN SHOULD FALL PRIOR
TO 9AM.
* HEAVY RAIN IN EXCESS OF 1 TO 2 INCHES AN HOUR IS POSSIBLE THIS
MORNING. MUCH OF THE WATCH AREA SHOULD SEE 1 TO 2 INCH AMOUNTS
WITH LOCALLY HIGHER AMOUNTS FROM 2 TO 4 INCHES. AS A
RESULT...FLASH FLOODING WILL BE POSSIBLE THROUGH THIS MORNING...
ESPECIALLY IN FLOOD PRONE AREAS AND NEAR STREAMS AND RIVERS.
Instructions:
A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

 

icn  FLOOD ADVISORY
   (NEZ052)

Effective: Thu, Aug 28, 2014 05:56am CDT Severity: Minor
Updated: Thu, Aug 28, 2014 05:56am CDT Urgency: Expected
Expires: Thu, Aug 28, 2014 08:00am CDT Certainty: Likely

Areas Affected: Dodge; Douglas; Sarpy; Saunders; Washington
 
Alert:
THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A
* URBAN AND SMALL STREAM FLOOD ADVISORY FOR POOR DRAINAGE AREAS
FOR...
DOUGLAS COUNTY IN EAST CENTRAL NEBRASKA...
SOUTHEASTERN DODGE COUNTY IN EAST CENTRAL NEBRASKA...
WASHINGTON COUNTY IN EAST CENTRAL NEBRASKA...
NORTHEASTERN SAUNDERS COUNTY IN EAST CENTRAL NEBRASKA...
SARPY COUNTY IN EAST CENTRAL NEBRASKA...
* UNTIL 800 AM CDT
* AT 553 AM CDT...DOPPLER RADAR INDICATED HEAVY RAIN WITHIN A BAND
OF THUNDERSTORMS WILL BE MOVING ACROSS THE OMAHA METRO AREA AS
WELL AS THE CITY OF FREMONT AND WASHINGTON COUNTY. RAINFALL COULD
APPROACH AN INCH AND A HALF PER HOUR. THE HEAVIEST RAINS WILL BE
FALLING DURING THE MORNING RUSH HOUR...AND WILL CAUSE MINOR
FLOODING OF ROADWAYS...PONDING OF WATER...AND OVERFLOWING OF POOR
DRAINAGE AREAS. MOTORISTS ARE ADVISED TO SLOW DOWN AND ALLOW EXTRA
TIME REACHING YOUR DESTINATION THIS MORNING.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
OMAHA...BELLEVUE...FREMONT...PAPILLION...LA VISTA...BLAIR...
RALSTON...GRETNA...VALLEY...SPRINGFIELD...ARLINGTON...YUTAN...FORT
CALHOUN...WATERLOO...CEDAR CREEK...NICKERSON...KENNARD...
INGLEWOOD...ELKHORN AND MILLARD.
Instructions:
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE PONDING OF WATER IN
URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER
POOR DRAINAGE AREAS AND LOW LYING SPOTS. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.