Data and Station Information for WALVIS BAY

Station Information

Station ID:	914
Latitude:	-22.949306
Longitude:	14.498544
GLOSS ID:	314
Coastline code:	427
Station code:	1
Country:	NAMIBIA
Time span of data:	1958 – 2015
Completeness (%):	54
Date of last update:	05 Apr 2016

Green Arrow:	Current Station
Yellow Marker:	Neighbouring RLR Station
Red Marker:	Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Tide Gauge Data

Plot of monthly mean sea level data at WALVIS BAY.

Link to larger image of monthly data plot.
Download monthly mean sea level data.

Plot of annual mean sea level data at WALVIS BAY.

Link to larger image of annual data plot.
Download annual mean sea level data.

Download metric sea level data. Use only with extreme caution. NOTE: If some of the data are red in the plots above, the 'flag for attention' is set. Please see the documentation below.

Additional Data Sources (guide to additional data sources)

Fast Delivery Data from UHSLC station 220: hourly and daily
Research Quality Data from UHSLC station 220: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1993-07-12

Walvis Bay 427/001 RLR(1964) is 10.7m below BMTrig

Documentation added 1996-08-28

For discussions of MSL changes and extreme sea levels around Namibia and South Africa, see: G.B.Brundrit, S.Afr.J.Mar.Sci.,16,9-17,1995 and S.Searson and G.B.Brundrit, S.Afr.J.of Science, 91,579-588,1995.

Documentation added 2000-06-12

Data for 1993 deleted as clearly anomalous.

Documentation added 2009-09-24

Heights of chart datum relative to land levelling datum LLD(MSL)in South Africa and Namibia: Walvis Bay Datum: 1st Jan 1958 - 31st Dec 1978 = -0.913 Datum: 1st Jan 1979 - 31st Dec 1997 = -0.900 Datum: 1st Jan 1998 - 31st Dec 2002 = -0.966 Datum: 1st Jan 2003 onwards = -0.966 Datum is now LAT so unlikely to change.

Documentation added 2017-03-01

The tide gauge station in Walvis Bay has been out of action for most of 2016 as a consequence there are no monthly means available for 2016.The Namibian authority is in the process of upgrading the system.

Documentation added 2019-10-23

The South African Navy Hydrographic Office (SANHO) are the copyright owners of the Walvis Bay sea level data and must be contacted to request permission to use the data.

Data Authority

Hydrographic Office
Maritime Headquarters
Private Bag X1
Tokai 7966

Data

Data Notes

Extracted from Database

WALVIS BAY