Average difference between the day's highest high and lowest low tide over the next 30 days.
| Station | High tides | Low tides |
|---|---|---|
| Bellevue, D.C. | 9:51 AM 3.1 ft10:01 PM 3.6 ft | 4:00 AM 0.4 ft3:48 PM 0.3 ft |
| Kenilworth Aquatic Garden | 9:46 AM 3.2 ft9:56 PM 3.7 ft | 4:21 AM 0.3 ft4:09 PM 0.2 ft |
| Kingman Lake | 9:39 AM 3.1 ft9:49 PM 3.7 ft | 4:15 AM 0.3 ft4:03 PM 0.2 ft |
| Washington Naval Yard | 9:35 AM 3.1 ft9:45 PM 3.6 ft | 4:05 AM 0.3 ft3:53 PM 0.2 ft |
| Washington, Washington Channel, D.C. | 9:17 AM 3.0 ft9:27 PM 3.5 ft | 4:11 AM 0.3 ft3:59 PM 0.2 ft |