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Sitka: water level history

Record1939–202586 years
Sea level trend-2.46 mm/yrNo. 85 of 88
Great diurnal range3.03 mNo. 15
Highest water level4.53 m1948-11-02

Annual mean water level vs. period average (cm)

annual1939: 29.919391940: 34.81941: 34.31942: 30.41943: 27.71944: 27.21945: 27.21946: 27.01947: 25.51948: 27.21949: 25.819491950: 24.81951: 20.11952: 26.01953: 27.71954: 26.61955: 21.61956: 21.01957: 21.41958: 28.61959: 24.919591960: 26.21961: 25.91962: 22.31963: 27.91964: 23.21965: 19.81966: 26.11967: 23.11968: 26.51969: 30.319691970: 24.41971: 19.81972: 20.11974: 21.01975: 18.91976: 25.31977: 22.71978: 18.21979: 18.31980: 20.719801981: 23.91982: 17.31983: 27.71984: 23.71985: 11.81986: 19.51987: 23.71988: 20.81989: 12.21990: 14.319901991: 15.61992: 22.11993: 17.41994: 17.21995: 14.71996: 13.21997: 20.91998: 18.71999: 17.02000: 14.420002001: 17.22002: 13.12003: 18.52004: 15.82005: 19.22006: 19.32007: 17.72008: 15.42009: 10.92010: 16.020102011: 8.72012: 11.02013: 02014: 9.82015: 11.32016: 11.82017: 6.52018: 2.12019: 2.92020: 8.020202021: 10.92022: 7.92023: 11.32024: 8.92025: 8.8

Bars are relative to the lowest year on record.

Top 10 monthly highest water levels

MonthHighest (m above MSL)
November 19482.924
December 19672.863
November 19842.821
December 19632.741
November 19682.711
November 19992.677
December 19412.650
November 19532.650
January 19832.650
January 20032.632
Times and heights are NOAA astronomical predictions and do not include weather effects. Times are station local time (incl. daylight saving), heights in metres above MLLW. Not for navigation.
About this page

Monthly mean water levels at Sitka since 1939. Long-term sea level trend: -2.46 mm per year.