NOAA station 9099064

Duluth

Official tide predictions with the datum, units and time basis kept visible.

See next tides Open NOAA station ↗Find another station

DatumLWDThe vertical reference for the published height

Time basisgmtRetained from the NOAA response

Coverage0 predictions719 recent observations stored

Published location

Where is Duluth?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

46.775750, -92.092026

Open the interactive map ↗

Map data © OpenStreetMap contributors

Visual evidence

Recent published observations

The chart visualises the values listed in the table below; it does not interpolate missing records.

Plan the next water window

Next published high and low tides

No prediction series is available for this station.

How to read this page

Predicted heights are astronomical estimates relative to LWD. Weather, pressure, wind and river flow can move observed water away from the prediction.

For navigation or safety

This is a planning aid, not a navigational chart or warning service. Check NOAA notices, local conditions and official marine guidance before acting.

Source, identifiers and limitations

Station ID

9099064

Source

NOAA CO-OPS Data API

Prediction datum

LWD

Time basis

gmt

Read the full source and methodology record