Public Information Statement
Issued by NWS Aberdeen, SD

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NOUS43 KABR 092032
PNSABR
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-101200-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
330 PM CDT THU OCT 9 2014 /230 PM MDT THU OCT 9 2014/

TO:      FAMILY OF SERVICES/FOS/SUBSCRIBERS...NOAA WEATHER WIRE
         SERVICE/NWWS/SUBSCRIBERS...EMERGENCY MANAGERS WEATHER
         INFORMATION NETWORK/EMWIN/SUBSCRIBERS...NOAAPORT
         SUBSCRIBERS...NATIONAL WEATHER SERVICE/NWS/PARTNERS AND
         OTHER USERS...AND NWS EMPLOYEES

FROM:    AMY PARKIN
         HYDROLOGY PROGRAM MANAGER
         WFO ABERDEEN SOUTH DAKOTA

SUBJECT: ADJUSTMENT TO SERVICES PROVIDED TO THE ABERDEEN
         HYDROLOGIC SERVICE AREA.

...NEW PROBABILISTIC RIVER OUTLOOK AVAILABLE...

BEGINNING 21 OCTOBER 2014...THE NATIONAL WEATHER SERVICE IN
ABERDEEN WILL IMPLEMENT THE ISSUANCE OF NON-EXCEEDANCE
PROBABILITIES AS PART OF THE CURRENT SUITE OF AHPS PROBABILISTIC
OUTLOOKS FOR ALL CURRENTLY ESTABLISHED PROBABILISTIC FORECAST
POINTS. THE NON-EXCEEDANCE OUTLOOKS WILL INDICATE THE PROBABILITY
OF FALLING TO LISTED STAGE LEVELS DURING THE THREE MONTH LONG
VALID TIME PERIOD. THIS PRODUCT IS AIMED AT HELPING DECISION
MAKERS DETERMINE THE LONG RANGE POSSIBILITY OF LOW WATER.

ADVANCED HYDROLOGY PREDICTION SERVICE OR AHPS IS THE
MODERNIZATION OF HYDROLOGY SERVICES TO IMPROVE FLOOD FORECASTS AND
WATER RESOURCES INFORMATION. GRAPHICAL INFORMATION IS AVAILABLE ON
THE INTERNET AT: HTTP://WATER.WEATHER.GOV/ (THE WEB ADDRESS IS IN
ALL LOWER CASE AND ONCE ON THE WEB PAGE YOU CAN ZOOM INTO YOUR
RESPECTIVE COUNTY). TO FIND THE NON-EXEEDANCE PROBABILITY
GRAPHS...SELECT YOUR RIVER OF INTEREST AND GO TO THE HYDROGRAPH
PAGE FOR THAT RIVER. SCROLL TO THE BOTTOM OF THE HYDROGRAPH PAGE
AND UNDER THE ADDITIONAL INFORMATION TAB...SELECT THE LINK
TITLED: "HOW LOW COULD THE RIVER GET?". TO SEE AN EXAMPLE OF THE
NON-EXCEEDANCE PROBABILITY GRAPH FOR THE FORECAST POINT ON THE JAMES
RIVER NEAR COLUMBIA GO TO THE FOLLOWING LINK:
WWW.CRH.NOAA.GOV/AHPS2/NON_EXCEED.PHP?WFO=ABR&GAGE=CMBS2

INFORMATION ON THE INTERNET FOR THESE PROBABILISTIC AHPS SITES
CAN INCLUDE:
- GRAPHS SHOWING CURRENT AND FORECAST STAGE/RESERVOIR POOL HEIGHTS
- GRAPHS SHOWING CHANCES OR PROBABILITIES OF EXCEEDING CERTAIN
  STAGE/RESERVOIR POOL HEIGHTS
- GRAPHS SHOWING CHANCES OR PROBABILITIES OF FALLING TO CERTAIN
  STAGE/RESERVOIR POOL INFLOWS
- A MAP SHOWING THE LOCATION OF THE GAUGES AND FEMA NATIONAL
  FLOOD HAZARD LEVELS

THE NATIONAL WEATHER SERVICE WELCOMES PUBLIC FEEDBACK. IF YOU
HAVE ANY QUESTIONS OR COMMENTS ABOUT THIS CHANGE...PLEASE CONTACT:

         AMY PARKIN
         HYDROLOGY PROGRAM MANAGER
         NATIONAL WEATHER SERVICE
         824 BROWN COUNTY 14 SOUTH
         ABERDEEN...SD 57401
         PHONE:605-225-0519
         E-MAIL: W-ABR.WEBMASTER@NOAA.GOV

$$

PARKIN



$$














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