Fort McHenry Marsh Tides Today
Near Baltimore · Baltimore City, MD · NOAA 8574683
- High3:43AM1.3 ft
- Low10:22AM0.1 ft
- High4:31PM1.6 ft
- Low11:29PM0.4 ft
Local Eastern time. Heights in feet above average low water (MLLW). Shaded bands are today's best fishing windows.
Fishing Outlook
The high tide at 4:31 PM lands near sunset, and the tides are among the strongest this week.
Best Windows Today
- 9:22 to 11:22 AMaround low tide
- 3:31 to 5:31 PMaround high tide
Solunar Times
- Minor3:29 to 4:29 AMmoonrise
- Major8:45 to 10:45 AMmoon overhead
- Minor2:52 to 3:52 PMmoonset
- Major9:07 to 11:07 PMmoon underfoot
Major periods are the two hours around the moon overhead or underfoot. Minor periods are the hour around moonrise and moonset.
Fishing Outlook
The high tide at 5:18 PM lands near sunset, and the tides are among the strongest this week.
Best Windows Today
- 9:58 to 11:58 AMaround low tide
- 4:18 to 6:18 PMaround high tide
Solunar Times
- Minor4:34 to 5:34 AMmoonrise
- Major9:30 to 11:30 AMmoon overhead
- Minor3:17 to 4:17 PMmoonset
- Major9:52 to 11:52 PMmoon underfoot
Major periods are the two hours around the moon overhead or underfoot. Minor periods are the hour around moonrise and moonset.
Fishing here? See Maryland fishing license info and size and bag limits from the Maryland Department of Natural Resources.
Weather and Wind
- This AfternoonHigh 70°Rain showers 95% rainSW 5 mph
- TonightLow 46°Mostly cloudy 13% rainW 3 to 10 mph
- SaturdayHigh 60°SunnyNW 9 to 15 mph
Boating Forecast
Patapsco River including Baltimore Harbor · issued Fri 12:30 PM
- This Afternoon
- SW winds 5 to 10 kt. Waves flat. Showers.
- Tonight
- W winds 5 to 10 kt. Gusts up to 20 kt in the late evening and overnight. Waves 1 ft.
- Sat
- NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft.
From the National Weather Service. Arrows point the way the wind blows.
Next 7 Days
30 Day Tide Table| Day | Fishing | High Tides | Low Tides | Moon |
|---|---|---|---|---|
| SaturdayNov 7 | 4:28 AM 1.2 ft5:18 PM 1.7 ft | 10:58 AM 0.1 ft | ||
| SundayNov 8 | 5:12 AM 1.1 ft6:02 PM 1.7 ft | 12:24 AM 0.4 ft11:31 AM 0.1 ft | ||
| MondayNov 9 | 5:55 AM 1.0 ft6:44 PM 1.7 ft | 1:13 AM 0.4 ft12:01 PM 0.1 ft | ||
| TuesdayNov 10 | 6:37 AM 1.0 ft7:26 PM 1.7 ft | 1:59 AM 0.4 ft12:31 PM 0.1 ft | ||
| WednesdayNov 11 | 7:19 AM 1.0 ft8:08 PM 1.6 ft | 2:43 AM 0.4 ft1:04 PM 0.1 ft | ||
| ThursdayNov 12 | 8:01 AM 0.9 ft8:50 PM 1.5 ft | 3:27 AM 0.5 ft1:41 PM 0.1 ft | ||
| FridayNov 13 | 8:44 AM 0.9 ft9:32 PM 1.5 ft | 4:11 AM 0.5 ft2:23 PM 0.1 ft |
About the Tides at Fort McHenry Marsh
Fort McHenry Marsh gets two high tides and two low tides most days, and they are not a matched pair. One high or one low each day is clearly bigger than the other. On a typical day the water rises and falls about 1.2 feet.
Over the next two weeks the biggest tides come on Monday, November 9, when the water moves about 1.7 feet. The lowest water is 0.1 ft on Tuesday, November 10 at 12:31 PM, and the highest is 1.7 ft on Sunday, November 8 at 6:02 PM.
NOAA predicts the tides here from years of measurements at station 8574683.
Official NOAA prediction for station 8574683, Fort McHenry Marsh. Updated Fri, 06 Nov 2026 17:46 GMT.