Public Information Statement
Issued by NWS Sioux Falls, SD

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NOUS43 KFSD 301414
PNSFSD

SERVICE CHANGE NOTICE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
815 AM CST WED NOV 30 2016

...CHANGES TO RIVER FORECASTS IN THE HAWARDEN IOWA AREA...

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

FROM:    MIKE GILLISPIE
         SR. SERVICE HYDROLOGIST
         WFO SIOUX FALLS SD

SUBJECT: CHANGE TO RIVER FORECAST SERVICE IN THE HAWARDEN IOWA
         AREA

UPON COORDINATION WITH LOCAL...STATE...AND FEDERAL OFFICIALS IN THE
HAWARDEN AREA....THE NWS IN SIOUX FALLS WILL BE CHANGING THE
LOCATION FOR RIVER FORECASTS FOR THE BIG SIOUX RIVER NEAR HAWARDEN.
ON JANUARY 1 2017...THE LOCATION FOR RIVER FORECASTS WILL BECOME THE
GAUGING STATION AT THE SD HIGHWAY 46 / IA HIGHWAY 10 BRIDGE 4 MILE
NORTH OF HAWARDEN. THE NWS ID FOR THE NEW GAUGE IS HWDI4. THIS
REPLACES THE OLD LOCATION ON THE WEST EDGE OF HAWARDEN AS THE
OFFICIAL RIVER FORECAST POINT. THE NWS ID FOR THE OLD SITE IS HAWI4.
THE MANUAL RIVER GAUGE AT HAWI4 WILL BE LEFT IN PLACE FOR
SUPPLEMENTAL READINGS...BUT THE FORECASTS FOR THIS PORTION OF THE
BIG SIOUX RIVER WILL BE ISSUED FOR HWDI4. THE FLOOD STAGE FOR HWDI4
IS 19.0 FEET.

THE NWS WILL PROVIDE RIVER FORECASTS AND STATEMENTS...AND WARNINGS
AS NECESSARY WHEN THE RIVER IS OBSERVED OR FORECAST TO BE ABOVE 19.0
FEET. LONG-RANGE PROBABILISTIC RIVER FORECASTS WILL ALSO BE ISSUED
FOR HWDI4.

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

   MIKE GILLISPIE
   SR. SERVICE HYDROLOGIST
   NATIONAL WEATHER SERVICE FORECAST OFFICE
   26 WEATHER LANE
   SIOUX FALLS SD 57104

   PHONE: (605) 330-4247
   EMAIL: MICHAEL.GILLISPIE@NOAA.GOV

$$

MG



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