Selected Station
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Choose a NOAA tide station
Latest / Period Reading
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Period High
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Period Low
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🌎 NOAA Tide Station Network
Click any marker to load that station's live & historic data · Color = local relative sea-level trend
Local Trend (mm/yr)
Click a station to analyse
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Smoothing:
Observed sea level
OLS Linear Trend line
Shaded fill area
🔴 Above period mean — higher water level
🔵 Below period mean — lower water level
🔴 Positive anomaly — above long-term mean (rising signal)
🔵 Negative anomaly — below long-term mean
Baseline = period mean = 0
Load a station to see the statistics table
🌐 Global Mean Sea Level (Satellite Altimetry)
Multi-mission record since 1993
GMSL anomaly (mm, vs. 1993 mean)
🔮 Future Projections (IPCC AR6)
Global median, vs. 1995–2014 baseline
SSP1-2.6 (low)
SSP2-4.5 (mid)
SSP5-8.5 (high)