Grass Rock, Tamgas Harbor entrance (PCT2836)
LAT/LON: 55.0217° N 131.5223° W
Note: Depth source is unknown. Subordinate station: only max/slack predictions available.Reference station: Wrangell Narrows (off Petersburg) (SEA0103).
For predictions of Subordinate stations,
the solid red line depicts a curve fit between the flood, ebb and
slack values and approximates the segments between.
| Time (LST/LDT) | Event | Speed (knots) |
|---|---|---|
| 2024-04-19 03:25 AM | ebb | -1.74 |
| 2024-04-19 05:24 AM | slack | - |
| 2024-04-19 08:10 AM | flood | 1.91 |
| 2024-04-19 11:12 AM | slack | - |
| 2024-04-19 03:07 PM | ebb | -1.97 |
| 2024-04-19 05:36 PM | slack | - |
| 2024-04-19 08:34 PM | flood | 2.36 |
| 2024-04-19 11:54 PM | slack | - |
| 2024-04-20 03:37 AM | ebb | -2.22 |
| 2024-04-20 06:06 AM | slack | - |
| 2024-04-20 08:58 AM | flood | 2.25 |
| 2024-04-20 11:54 AM | slack | - |
| 2024-04-20 03:37 PM | ebb | -2.33 |
| 2024-04-20 06:18 PM | slack | - |
| 2024-04-20 09:16 PM | flood | 2.58 |
Disclaimer: The predictions from NOAA Current Predictions are based upon the
latest information available as of the date of your request.