Knapp Landing, Willow Bar, Washington Tide Chart
NOAA's predicted high and low tides at station 9440171, a harmonic station, with sunrise and sunset. Times are Pacific Time.
- Station ID
- 9440171
- Location
- 45.7417° N, 122.7550° W, Washington
- Prediction type
- Harmonic (predictions from this station's own long-term tide record)
- Time zone
- Pacific Time (America/Los_Angeles), including daylight saving time
- Heights
- Feet above mean lower low water (MLLW)
- NOAA page
- Tide predictions for station 9440171
Tide table
Predicted high and low tides for each day, in Pacific Time, with sunrise and sunset.
| Date | High and low tides | Sunrise | Sunset |
|---|---|---|---|
| Thu, Oct 15 | Low 4:36 AM, 0.0 ftHigh 9:17 AM, 1.7 ftLow 2:30 PM, 0.8 ftHigh 9:24 PM, 3.1 ft | 7:28 AM | 6:25 PM |
| Fri, Oct 16 | Low 5:26 AM, 0.1 ftHigh 10:07 AM, 1.6 ftLow 2:51 PM, 0.9 ftHigh 10:11 PM, 3.0 ft | 7:29 AM | 6:23 PM |
| Sat, Oct 17 | Low 6:18 AM, 0.2 ftHigh 11:02 AM, 1.6 ftLow 3:30 PM, 1.1 ftHigh 11:01 PM, 2.8 ft | 7:31 AM | 6:21 PM |
| Sun, Oct 18 | Low 7:14 AM, 0.2 ftHigh 12:01 PM, 1.6 ftLow 6:50 PM, 1.2 ftHigh 11:55 PM, 2.6 ft | 7:32 AM | 6:20 PM |
| Mon, Oct 19 | Low 8:09 AM, 0.2 ftHigh 1:02 PM, 1.8 ftLow 8:16 PM, 1.1 ft | 7:33 AM | 6:18 PM |
| Tue, Oct 20 | High 12:53 AM, 2.4 ftLow 8:58 AM, 0.2 ftHigh 2:01 PM, 2.0 ftLow 9:20 PM, 0.9 ft | 7:35 AM | 6:16 PM |
| Wed, Oct 21 | High 1:52 AM, 2.3 ftLow 9:40 AM, 0.2 ftHigh 2:53 PM, 2.3 ftLow 10:15 PM, 0.7 ft | 7:36 AM | 6:14 PM |
| Thu, Oct 22 | High 2:50 AM, 2.2 ftLow 10:19 AM, 0.2 ftHigh 3:40 PM, 2.6 ftLow 11:05 PM, 0.4 ft | 7:37 AM | 6:13 PM |
| Fri, Oct 23 | High 3:46 AM, 2.1 ftLow 10:55 AM, 0.2 ftHigh 4:25 PM, 3.0 ftLow 11:53 PM, 0.1 ft | 7:39 AM | 6:11 PM |
| Sat, Oct 24 | High 4:41 AM, 2.1 ftLow 11:29 AM, 0.2 ftHigh 5:10 PM, 3.3 ft | 7:40 AM | 6:10 PM |
| Sun, Oct 25 | Low 12:40 AM, -0.2 ftHigh 5:35 AM, 2.0 ftLow 12:01 PM, 0.3 ftHigh 5:54 PM, 3.5 ft | 7:41 AM | 6:08 PM |
| Mon, Oct 26 | Low 1:27 AM, -0.3 ftHigh 6:26 AM, 1.9 ftLow 12:31 PM, 0.3 ftHigh 6:37 PM, 3.7 ft | 7:43 AM | 6:06 PM |
| Tue, Oct 27 | Low 2:16 AM, -0.4 ftHigh 7:14 AM, 1.9 ftLow 1:01 PM, 0.4 ftHigh 7:21 PM, 3.8 ft | 7:44 AM | 6:05 PM |
| Wed, Oct 28 | Low 3:06 AM, -0.5 ftHigh 8:01 AM, 1.8 ftLow 1:32 PM, 0.5 ftHigh 8:05 PM, 3.8 ft | 7:46 AM | 6:03 PM |
| Thu, Oct 29 | Low 3:58 AM, -0.4 ftHigh 8:50 AM, 1.7 ftLow 2:11 PM, 0.6 ftHigh 8:52 PM, 3.6 ft | 7:47 AM | 6:02 PM |
| Fri, Oct 30 | Low 4:51 AM, -0.4 ftHigh 9:44 AM, 1.6 ftLow 3:17 PM, 0.8 ftHigh 9:42 PM, 3.4 ft | 7:48 AM | 6:00 PM |
| Sat, Oct 31 | Low 5:44 AM, -0.3 ftHigh 10:44 AM, 1.7 ftLow 5:05 PM, 1.0 ftHigh 10:36 PM, 3.0 ft | 7:50 AM | 5:59 PM |
| Date | High and low tides | Sunrise | Sunset |
|---|---|---|---|
| Sun, Nov 1 | Low 5:38 AM PST, -0.1 ftHigh 10:48 AM PST, 1.8 ftLow 5:33 PM PST, 1.0 ftHigh 10:33 PM PST, 2.7 ft | 6:51 AM | 4:57 PM |
| Mon, Nov 2 | Low 6:33 AM, -0.1 ftHigh 11:56 AM, 1.9 ftLow 6:56 PM, 0.9 ftHigh 11:32 PM, 2.4 ft | 6:53 AM | 4:56 PM |
| Tue, Nov 3 | Low 7:25 AM, 0.0 ftHigh 1:02 PM, 2.2 ftLow 8:06 PM, 0.7 ft | 6:54 AM | 4:54 PM |
| Wed, Nov 4 | High 12:34 AM, 2.1 ftLow 8:12 AM, 0.1 ftHigh 1:54 PM, 2.5 ftLow 9:05 PM, 0.5 ft | 6:56 AM | 4:53 PM |
| Thu, Nov 5 | High 1:35 AM, 1.9 ftLow 8:55 AM, 0.1 ftHigh 2:36 PM, 2.8 ftLow 9:58 PM, 0.2 ft | 6:57 AM | 4:52 PM |
| Fri, Nov 6 | High 2:32 AM, 1.8 ftLow 9:35 AM, 0.2 ftHigh 3:16 PM, 3.0 ftLow 10:46 PM, 0.0 ft | 6:58 AM | 4:50 PM |
| Sat, Nov 7 | High 3:27 AM, 1.7 ftLow 10:14 AM, 0.3 ftHigh 3:55 PM, 3.2 ftLow 11:31 PM, -0.1 ft | 7:00 AM | 4:49 PM |
| Sun, Nov 8 | High 4:18 AM, 1.6 ftLow 10:51 AM, 0.4 ftHigh 4:34 PM, 3.4 ft | 7:01 AM | 4:48 PM |
| Mon, Nov 9 | Low 12:14 AM, -0.2 ftHigh 5:06 AM, 1.7 ftLow 11:27 AM, 0.5 ftHigh 5:13 PM, 3.5 ft | 7:03 AM | 4:47 PM |
| Tue, Nov 10 | Low 12:57 AM, -0.3 ftHigh 5:50 AM, 1.7 ftLow 11:59 AM, 0.6 ftHigh 5:52 PM, 3.5 ft | 7:04 AM | 4:45 PM |
| Wed, Nov 11 | Low 1:41 AM, -0.3 ftHigh 6:31 AM, 1.7 ftLow 12:24 PM, 0.7 ftHigh 6:31 PM, 3.5 ft | 7:05 AM | 4:44 PM |
| Thu, Nov 12 | Low 2:25 AM, -0.3 ftHigh 7:14 AM, 1.7 ftLow 12:32 PM, 0.8 ftHigh 7:10 PM, 3.4 ft | 7:07 AM | 4:43 PM |
| Fri, Nov 13 | Low 3:11 AM, -0.2 ftHigh 8:00 AM, 1.7 ftLow 12:51 PM, 0.9 ftHigh 7:52 PM, 3.2 ft | 7:08 AM | 4:42 PM |
| Sat, Nov 14 | Low 3:56 AM, -0.1 ftHigh 8:50 AM, 1.7 ftLow 1:28 PM, 1.1 ftHigh 8:37 PM, 3.0 ft | 7:10 AM | 4:41 PM |
| Sun, Nov 15 | Low 4:41 AM, -0.1 ftHigh 9:44 AM, 1.8 ftLow 2:40 PM, 1.2 ftHigh 9:26 PM, 2.8 ft | 7:11 AM | 4:40 PM |
| Mon, Nov 16 | Low 5:26 AM, 0.0 ftHigh 10:39 AM, 1.9 ftLow 5:31 PM, 1.2 ftHigh 10:18 PM, 2.5 ft | 7:12 AM | 4:39 PM |
| Tue, Nov 17 | Low 6:14 AM, 0.1 ftHigh 11:34 AM, 2.1 ftLow 6:52 PM, 1.1 ftHigh 11:14 PM, 2.3 ft | 7:14 AM | 4:38 PM |
| Wed, Nov 18 | Low 7:01 AM, 0.2 ftHigh 12:27 PM, 2.4 ftLow 7:59 PM, 0.9 ft | 7:15 AM | 4:37 PM |
| Thu, Nov 19 | High 12:13 AM, 2.1 ftLow 7:44 AM, 0.2 ftHigh 1:17 PM, 2.7 ftLow 8:55 PM, 0.6 ft | 7:17 AM | 4:36 PM |
| Fri, Nov 20 | High 1:14 AM, 1.9 ftLow 8:23 AM, 0.3 ftHigh 2:04 PM, 3.0 ftLow 9:47 PM, 0.2 ft | 7:18 AM | 4:35 PM |
| Sat, Nov 21 | High 2:14 AM, 1.8 ftLow 8:59 AM, 0.3 ftHigh 2:50 PM, 3.3 ftLow 10:37 PM, -0.1 ft | 7:19 AM | 4:34 PM |
| Sun, Nov 22 | High 3:13 AM, 1.7 ftLow 9:33 AM, 0.4 ftHigh 3:37 PM, 3.6 ftLow 11:25 PM, -0.3 ft | 7:21 AM | 4:34 PM |
| Mon, Nov 23 | High 4:11 AM, 1.6 ftLow 10:08 AM, 0.4 ftHigh 4:25 PM, 3.8 ft | 7:22 AM | 4:33 PM |
| Tue, Nov 24 | Low 12:13 AM, -0.5 ftHigh 5:07 AM, 1.6 ftLow 10:47 AM, 0.4 ftHigh 5:12 PM, 4.0 ft | 7:23 AM | 4:32 PM |
| Wed, Nov 25 | Low 1:01 AM, -0.6 ftHigh 5:59 AM, 1.6 ftLow 11:32 AM, 0.5 ftHigh 5:59 PM, 4.0 ft | 7:24 AM | 4:31 PM |
| Thu, Nov 26 | Low 1:50 AM, -0.7 ftHigh 6:49 AM, 1.6 ftLow 12:25 PM, 0.6 ftHigh 6:45 PM, 3.8 ft | 7:26 AM | 4:31 PM |
| Fri, Nov 27 | Low 2:40 AM, -0.6 ftHigh 7:40 AM, 1.7 ftLow 1:35 PM, 0.7 ftHigh 7:32 PM, 3.6 ft | 7:27 AM | 4:30 PM |
| Sat, Nov 28 | Low 3:28 AM, -0.5 ftHigh 8:36 AM, 1.8 ftLow 2:56 PM, 0.9 ftHigh 8:20 PM, 3.2 ft | 7:28 AM | 4:30 PM |
| Sun, Nov 29 | Low 4:15 AM, -0.4 ftHigh 9:35 AM, 1.9 ftLow 4:12 PM, 0.9 ftHigh 9:11 PM, 2.8 ft | 7:29 AM | 4:29 PM |
| Mon, Nov 30 | Low 5:02 AM, -0.3 ftHigh 10:34 AM, 2.1 ftLow 5:26 PM, 0.9 ftHigh 10:04 PM, 2.4 ft | 7:31 AM | 4:29 PM |
Data sources
- Tide predictions, station 9440171, 2026–2027
- NOAA CO-OPS, from the CO-OPS Data API. Retrieved October 15, 2026.
- Station list, 3,502 NOAA tide prediction stations
- NOAA CO-OPS, from the CO-OPS Metadata API. Retrieved October 15, 2026.
- Sunrise and sunset, calculated by YepTidal from each station's location
- Using the method of the NOAA GML Solar Calculator.