Fort McHenry Marsh, Patapsco River Sea Conditions table showing wave height, swell direction and period.
High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 07:20 AM and sunset is at 04:45 PM.
Days 1–3 Weather SummarySome drizzle, heaviest during Mon night. Icy conditions (max 6°C on Sat night, min -3°C on Sun night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Cool air temperatures (max 11°C on Tue night, min 3°C on Tue morning). Wind will be generally light. | Days 7–9 Weather SummarySome drizzle, heaviest during Fri morning. Freeze-thaw conditions (max 16°C on Fri afternoon, min -3°C on Sun night). Wind will be generally light. | Days 10–12 Weather SummaryA moderate fall of snow, heaviest on Wed night. Freeze-thaw conditions (max 5°C on Tue morning, min -6°C on Tue night). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | |||||||||||||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 7:11PM0.37m | 7:01AM0.20m | 7:47PM0.37m | 7:44AM0.20m | 8:24PM0.38m | 8:28AM0.19m | 9:01PM0.38m | 9:15AM0.18m | 9:40PM0.37m | 10:07AM0.20m | 10:22PM0.34m | 11:05AM0.23m | 11:07PM0.30m | 12:05PM0.27m | 11:58PM0.26m | 1:05PM0.32m | 00:54AM0.22m | 2:04PM0.37m | 1:55AM0.19m | 3:02PM0.42m | 2:55AM0.18m | 4:00PM0.45m | 3:52AM0.18m | |||||||||||||
Low Tide | 12:20PM-0.07m | 2:23AM0.04m | 1:01PM-0.07m | 3:05AM0.03m | 1:39PM-0.06m | 3:47AM0.01m | 2:17PM-0.05m | 4:29AM0.00m | 3:00PM-0.03m | 5:06AM-0.01m | 3:55PM-0.01m | 5:40AM-0.02m | 5:04PM0.01m | 6:11AM-0.03m | 6:26PM0.02m | 6:41AM-0.05m | 7:49PM0.02m | 7:17AM-0.08m | 9:07PM0.02m | 8:01AM-0.10m | 10:15PM-0.00m | 8:54AM-0.12m | 11:14PM-0.02m | |||||||||||||
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 |  |  | | | | | |  |  | |  | | |  | | | |  | | | | | | | | | | | | | | | |  |  | |
clear | some clouds | clear | some clouds | clear | clear | clear | some clouds | light rain | cloudy | cloudy | some clouds | clear | clear | cloudy | cloudy | some clouds | cloudy | light rain | cloudy | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | some clouds | cloudy | light snow | mod snow | |
km/h | ||||||||||||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 2 | 3 | 6 | 6 | 4 | -3 | 2 | 4 | 3 | 5 | 9 | 11 | 6 | 6 | 4 | 4 | 6 | 8 | 15 | 16 | 6 | 1 | 2 | 5 | 6 | 6 | 0 | 3 | 4 | 4 | 5 | 3 | -2 | -4 | -2 | -4 |
Moonrise | 8:11 | — | — | 8:56 | — | — | 9:33 | — | — | 10:05 | — | — | 10:32 | — | — | 10:57 | — | — | 11:20 | — | — | 11:43 | — | — | 12:08 | — | — | 12:36 | — | — | 1:11 | — | — | 1:54 | — | — |
Moonset | — | 5:04 | — | — | 6:05 | — | — | 7:10 | — | — | 8:16 | — | — | — | 9:22 | — | — | 10:27 | — | — | 11:34 | — | — | — | 12:43 | — | — | 1:54 | — | — | 3:10 | — | — | 4:28 | — | — |
 | 7:20 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:22 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — | 7:24 | — | — |
 | — | 4:45 | — | — | 4:45 | — | — | 4:46 | — | — | 4:46 | — | — | 4:47 | — | — | 4:47 | — | — | 4:49 | — | — | 4:50 | — | — | 4:50 | — | — | 4:51 | — | — | 4:52 | — | — | 4:52 | — |
Today's sea temperature in Fort McHenry Marsh, Patapsco River is 4.5° C (Statistics for 20 Dec 1981-2005 – mean: 5.9 max: 7.9 min: 2.6°C) | ||||||||||||||||||||||||||||||||||||
Forecast update inUpdates in hr min sUpdate imminent
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