AN 537
Active Advisory: (US Severe Weather)
Forecast as of 7:30 PM EDT on May 24, 2013
Synopsis For The Tidal Potomac And Md Portion Of The Chesapeake Bay
An upper low will persist over the region into Saturday with Canadian high pressure building through Tuesday. Gales will be possible on Saturday.
Forecast as of 7:30 PM EDT on May 24, 2013
Small Craft Advisory in effect through late Saturday night
Tidal Potomac From Cobb Island To Smith Point-
Tonight
NW winds 20 kt with gusts to 30 kt. Waves 4 ft.
Sat
NW winds 15 to 20 kt with gusts to 30 kt. Waves 4 ft.
Sat Night
NW winds 10 to 15 kt. Gusts up to 25 kt until early morning. Waves 2 to 3 ft.
Sun
NW winds 10 kt. Waves 2 ft.
Sun Night
NW winds 5 to 10 kt. Waves 1 ft.
Mon
W winds 5 to 10 kt. Waves 1 ft.
Mon Night
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers.
Tue
SW winds 5 to 10 kt...becoming E. Waves 1 to 2 ft. A chance of showers. A chance of tstms through the night.
Wed
SW winds 5 to 10 kt. Waves 1 ft. A chance of showers in the morning. Winds and waves higher and visibilities lower in and near tstms.
Small Craft Advisory
Statement as of 7:38 PM EDT on May 24, 2013

... Small Craft Advisory now in effect until 4 am EDT Sunday...
... Gale Warning is cancelled...

The National Weather Service in Sterling Virginia has cancelled
the Gale Warning. The Small Craft Advisory is now in effect until
4 am EDT Sunday.

* Winds... 18 to 33 knots within the Small Craft Advisory.

Precautionary/preparedness actions...

A Small Craft Advisory means that wind speeds of 18 to 33 knots
are expected to produce hazardous wave conditions to small craft.
Inexperienced mariners... especially those operating smaller
vessels should avoid navigating in these conditions.







Marine Map
Click any area for a Zone forecast. Click the Station ID for station data.
Buoys / Water Temps Wave Heights
Marine Weather Map
Global Marine Zone Map
Marine Links
Tidal Potomac River and Maryland portion of Chesapeake Bay.
Sandy Hook NJ to Fenwick Island de to 20 nm offshore and Delaware Bay
Virginia portion of the Chesapeake Bay...Currituck Sound and Atlantic coastal waters from Fenwick Island de to Currituck Beach Light NC out 20 nautical miles
From S of Currituck Beach Light to N of Surf City NC out 20 nm... including the Albemarle and Pamlico sounds and The Monitor National marine Sanctuary
Surf City NC to South Santee River SC out 20 nm
South Santee River SC to Savannah GA out 20 nm and Savannah GA to Altamaha Sound GA out 60 nm...including Charleston Harbor and Grays Reef National marine Sanctuary
Atlantic coastal waters from Altamaha Sound GA to Flagler Beach FL out to 60 nm
Inland waters of western Washington and the northern and central Washington coastal waters
W central N Atlc Continental shelf and slope waters beyond 20 nm...to 250 nm offshore...including S of Georges Bank from 1000 FM to...250 nm offshore.
New England Continental shelf and slope waters from 25 nm offshore to the Hague line...except to 1000 FM S of New England.
Marine & Boating
Enter a coastal zip code for marine weather.
Visit Marine & Boating
Coastal Water Temperatures
Place Temperature
Lewisetta, VA 66.9 °F
Solomons Island, MD 68.0 °F
Bishops Head, MD 63.0 °F
Open Sea Buoy Information
Place ID Sea Temp Wave Height
Potomac, MD 44042
-
-
Patuxent River Buoy 44044 48 °F
-
Gooses Reef, MD 44062
-
-
Stingray Point, VA 44058
-
-
Upper Potomac, MD 44061
-
-
Gloucester Point 44053
-
-
Annapolis 44063
-
-
Click the Station ID for daily observations and history.
C-MAN Station Information
Place ID Water Temp Wave Height
Thomas Point, MD TPLM2 65 °F
-
Tide Heights
2013-05-24 2013-05-25
3 AM 9 AM 3 PM 9 PM 3 AM 9 AM 3 PM 9 PM
Colonial Beach, Potomac River, Virginia (sub):
Colonial Beach, Potomac River, Virginia:
Colton Point, Potomac River, Maryland:
Cornfield Harbor, Potomac River, Maryland:
Dahlgren, Upper Machodoc Creek, Potomac River, Virginia:
Fleeton Point, Chesapeake Bay, Virginia:
Glebe Point, Great Wicomico River, Chesapeake Bay, Virginia:
Great Wicomico River Light, Chesapeake Bay, Virginia:
Holland Island Bar Light, Chesapeake Bay, Maryland:
Kinsale, Yeocomico River, Virginia:
Lewisetta, Potomac River, Virginia (sub):
Lewisetta, Potomac River, Virginia:
Lower Cedar Point, Potomac River, Maryland:
Mills Point (south of), Wicomico River, Maryland:
Mount Holly, Nomini Creek, Potomac River, Virginia:
Piney Point, Potomac River, Maryland:
Ragged Point, Coles Neck, Potomac River, Virginia:
Saunders Wharf, Rappahannock River, Virginia:
Solomons Island, Patuxent River, Maryland (sub):
Solomons Island, Patuxent River, Maryland:
Sunnybank, Little Wicomico River, Chesapeake Bay, Virginia:
Travis Point, Coan River, Potomac River, Virginia:
Top of Page
Tide Information
Date Time Tide Type Height
Colonial Beach, Potomac River, Virginia (sub):
2013-05-24 8:54 PM EDT Low Tide 0.21
2013-05-25 3:21 AM EDT High Tide 2.26
2013-05-25 9:56 AM EDT Low Tide 0.03
2013-05-25 4:03 PM EDT High Tide 1.89
2013-05-25 9:50 PM EDT Low Tide 0.18
2013-05-26 4:12 AM EDT High Tide 2.26
Colonial Beach, Potomac River, Virginia:
2013-05-24 8:46 PM EDT Low Tide -0.03
2013-05-25 3:08 AM EDT High Tide 2.38
2013-05-25 9:40 AM EDT Low Tide 0.07
2013-05-25 3:26 PM EDT High Tide 1.91
2013-05-25 9:38 PM EDT Low Tide -0.05
2013-05-26 3:59 AM EDT High Tide 2.40
Colton Point, Potomac River, Maryland:
2013-05-24 8:24 PM EDT Low Tide 0.17
2013-05-25 3:11 AM EDT High Tide 2.40
2013-05-25 9:26 AM EDT Low Tide 0.02
2013-05-25 3:53 PM EDT High Tide 2.02
2013-05-25 9:20 PM EDT Low Tide 0.14
2013-05-26 4:02 AM EDT High Tide 2.41
Cornfield Harbor, Potomac River, Maryland:
2013-05-25 2:13 AM EDT High Tide 1.78
2013-05-25 8:34 AM EDT Low Tide 0.02
2013-05-25 2:55 PM EDT High Tide 1.49
2013-05-25 8:28 PM EDT Low Tide 0.10
2013-05-26 3:04 AM EDT High Tide 1.78
Dahlgren, Upper Machodoc Creek, Potomac River, Virginia:
2013-05-24 9:34 PM EDT Low Tide 0.15
2013-05-25 3:47 AM EDT High Tide 2.14
2013-05-25 10:36 AM EDT Low Tide 0.02
2013-05-25 4:29 PM EDT High Tide 1.80
2013-05-25 10:30 PM EDT Low Tide 0.13
2013-05-26 4:38 AM EDT High Tide 2.15
Fleeton Point, Chesapeake Bay, Virginia:
2013-05-25 12:26 AM EDT High Tide 1.43
2013-05-25 7:04 AM EDT Low Tide -0.15
2013-05-25 12:53 PM EDT High Tide 1.13
2013-05-25 7:05 PM EDT Low Tide -0.16
2013-05-26 1:19 AM EDT High Tide 1.45
2013-05-26 7:56 AM EDT Low Tide -0.17
Glebe Point, Great Wicomico River, Chesapeake Bay, Virginia:
2013-05-25 12:43 AM EDT High Tide 1.71
2013-05-25 7:27 AM EDT Low Tide -0.31
2013-05-25 1:10 PM EDT High Tide 1.35
2013-05-25 7:28 PM EDT Low Tide -0.32
2013-05-26 1:36 AM EDT High Tide 1.73
2013-05-26 8:19 AM EDT Low Tide -0.34
Great Wicomico River Light, Chesapeake Bay, Virginia:
2013-05-25 12:26 AM EDT High Tide 1.43
2013-05-25 7:01 AM EDT Low Tide -0.15
2013-05-25 12:53 PM EDT High Tide 1.13
2013-05-25 7:02 PM EDT Low Tide -0.16
2013-05-26 1:19 AM EDT High Tide 1.45
2013-05-26 7:53 AM EDT Low Tide -0.17
Holland Island Bar Light, Chesapeake Bay, Maryland:
2013-05-25 1:44 AM EDT High Tide 1.95
2013-05-25 8:20 AM EDT Low Tide -0.21
2013-05-25 2:11 PM EDT High Tide 1.54
2013-05-25 8:21 PM EDT Low Tide -0.23
2013-05-26 2:37 AM EDT High Tide 1.98
Kinsale, Yeocomico River, Virginia:
2013-05-25 2:43 AM EDT High Tide 1.63
2013-05-25 9:16 AM EDT Low Tide 0.02
2013-05-25 3:25 PM EDT High Tide 1.36
2013-05-25 9:10 PM EDT Low Tide 0.13
2013-05-26 3:34 AM EDT High Tide 1.63
Lewisetta, Potomac River, Virginia (sub):
2013-05-25 2:10 AM EDT High Tide 1.70
2013-05-25 8:38 AM EDT Low Tide 0.02
2013-05-25 2:52 PM EDT High Tide 1.43
2013-05-25 8:32 PM EDT Low Tide 0.16
2013-05-26 3:01 AM EDT High Tide 1.70
Lewisetta, Potomac River, Virginia:
2013-05-25 1:54 AM EDT High Tide 1.79
2013-05-25 8:21 AM EDT Low Tide 0.11
2013-05-25 2:08 PM EDT High Tide 1.44
2013-05-25 8:20 PM EDT Low Tide -0.02
2013-05-26 2:45 AM EDT High Tide 1.80
Lower Cedar Point, Potomac River, Maryland:
2013-05-24 9:11 PM EDT Low Tide 0.14
2013-05-25 3:41 AM EDT High Tide 2.00
2013-05-25 10:13 AM EDT Low Tide 0.02
2013-05-25 4:23 PM EDT High Tide 1.67
2013-05-25 10:07 PM EDT Low Tide 0.12
2013-05-26 4:32 AM EDT High Tide 2.00
Mills Point (south of), Wicomico River, Maryland:
2013-05-24 9:02 PM EDT Low Tide 0.17
2013-05-25 3:24 AM EDT High Tide 2.40
2013-05-25 10:04 AM EDT Low Tide 0.02
2013-05-25 4:06 PM EDT High Tide 2.02
2013-05-25 9:58 PM EDT Low Tide 0.14
2013-05-26 4:15 AM EDT High Tide 2.41
Mount Holly, Nomini Creek, Potomac River, Virginia:
2013-05-24 8:53 PM EDT Low Tide 0.15
2013-05-25 3:38 AM EDT High Tide 2.00
2013-05-25 9:55 AM EDT Low Tide 0.02
2013-05-25 4:20 PM EDT High Tide 1.67
2013-05-25 9:49 PM EDT Low Tide 0.13
2013-05-26 4:29 AM EDT High Tide 2.00
Piney Point, Potomac River, Maryland:
2013-05-25 2:35 AM EDT High Tide 1.89
2013-05-25 8:53 AM EDT Low Tide 0.02
2013-05-25 3:17 PM EDT High Tide 1.58
2013-05-25 8:47 PM EDT Low Tide 0.12
2013-05-26 3:26 AM EDT High Tide 1.89
Ragged Point, Coles Neck, Potomac River, Virginia:
2013-05-25 2:54 AM EDT High Tide 2.00
2013-05-25 9:06 AM EDT Low Tide 0.02
2013-05-25 3:36 PM EDT High Tide 1.67
2013-05-25 9:00 PM EDT Low Tide 0.13
2013-05-26 3:45 AM EDT High Tide 2.00
Saunders Wharf, Rappahannock River, Virginia:
2013-05-24 10:26 PM EDT Low Tide 0.15
2013-05-25 4:36 AM EDT High Tide 2.00
2013-05-25 11:28 AM EDT Low Tide 0.02
2013-05-25 5:18 PM EDT High Tide 1.67
2013-05-25 11:22 PM EDT Low Tide 0.13
2013-05-26 5:27 AM EDT High Tide 2.00
Solomons Island, Patuxent River, Maryland (sub):
2013-05-25 2:37 AM EDT High Tide 2.10
2013-05-25 9:55 AM EDT Low Tide 0.23
2013-05-25 2:59 PM EDT High Tide 1.20
2013-05-25 8:38 PM EDT Low Tide 0.14
2013-05-26 3:28 AM EDT High Tide 2.10
Solomons Island, Patuxent River, Maryland:
2013-05-25 2:41 AM EDT High Tide 1.76
2013-05-25 9:17 AM EDT Low Tide 0.26
2013-05-25 2:50 PM EDT High Tide 1.39
2013-05-25 9:04 PM EDT Low Tide -0.02
2013-05-26 3:32 AM EDT High Tide 1.78
Sunnybank, Little Wicomico River, Chesapeake Bay, Virginia:
2013-05-24 8:43 PM EDT Low Tide -0.10
2013-05-25 3:09 AM EDT High Tide 1.05
2013-05-25 9:35 AM EDT Low Tide -0.11
2013-05-25 3:36 PM EDT High Tide 0.82
2013-05-25 9:36 PM EDT Low Tide -0.12
2013-05-26 4:02 AM EDT High Tide 1.06
Travis Point, Coan River, Potomac River, Virginia:
2013-05-25 2:29 AM EDT High Tide 1.63
2013-05-25 9:04 AM EDT Low Tide 0.02
2013-05-25 3:11 PM EDT High Tide 1.36
2013-05-25 8:58 PM EDT Low Tide 0.13
2013-05-26 3:20 AM EDT High Tide 1.63
Top of Page
Currents Information
Date Time Current Type Speed
Broomes Island, 0.4 mile south of, Maryland Current:
2013-05-24 8:51 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:23 AM EDT Max Flood 0.66 knots
2013-05-25 4:08 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 7:26 AM EDT Max Ebb -0.70 knots
2013-05-25 11:10 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 1:17 PM EDT Max Flood 0.27 knots
2013-05-25 4:02 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:59 PM EDT Max Ebb -0.43 knots
2013-05-25 9:39 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 1:10 AM EDT Max Flood 0.66 knots
2013-05-26 4:53 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 8:12 AM EDT Max Ebb -0.72 knots
Drum Point, 0.3 mile SSE of, Maryland Current:
2013-05-24 8:33 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:19 AM EDT Max Flood 0.66 knots
2013-05-25 3:45 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 7:12 AM EDT Max Ebb -0.59 knots
2013-05-25 10:52 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 1:13 PM EDT Max Flood 0.27 knots
2013-05-25 3:39 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:45 PM EDT Max Ebb -0.35 knots
2013-05-25 9:21 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 1:06 AM EDT Max Flood 0.66 knots
2013-05-26 4:30 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 7:58 AM EDT Max Ebb -0.60 knots
Hog Point, 0.6 n.mi. north of, Maryland Current (13d):
2013-05-24 9:07 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:10 AM EDT Max Flood 0.66 knots
2013-05-25 3:11 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:28 AM EDT Max Ebb -0.70 knots
2013-05-25 11:26 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 1:04 PM EDT Max Flood 0.27 knots
2013-05-25 3:05 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:01 PM EDT Max Ebb -0.43 knots
2013-05-25 9:55 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 12:57 AM EDT Max Flood 0.66 knots
2013-05-26 3:56 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 7:14 AM EDT Max Ebb -0.72 knots
Hog Point, 0.6 n.mi. north of, Maryland Current (41d):
2013-05-25 12:01 AM EDT Max Flood 0.66 knots
2013-05-25 3:34 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 5:50 AM EDT Max Ebb -0.35 knots
2013-05-25 9:47 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:55 PM EDT Max Flood 0.27 knots
2013-05-25 3:28 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 5:23 PM EDT Max Ebb -0.21 knots
2013-05-25 8:16 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 12:48 AM EDT Max Flood 0.66 knots
2013-05-26 4:19 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 6:36 AM EDT Max Ebb -0.36 knots
Persimmon Point, Maryland Current:
2013-05-24 9:48 PM EDT Max Ebb -1.27 knots
2013-05-25 12:43 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 4:20 AM EDT Max Flood 1.97 knots
2013-05-25 7:23 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 11:04 AM EDT Max Ebb -2.11 knots
2013-05-25 3:02 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 5:14 PM EDT Max Flood 0.82 knots
2013-05-25 7:17 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 10:37 PM EDT Max Ebb -1.28 knots
2013-05-26 1:31 AM EDT Slack, Flood Begins 0.00 knots
2013-05-26 5:07 AM EDT Max Flood 1.97 knots
2013-05-26 8:08 AM EDT Slack, Ebb Begins -0.00 knots
Point Patience, 0.1 mile southwest of, Maryland Current (15d):
2013-05-24 8:45 PM EDT Slack, Flood Begins 0.00 knots
2013-05-24 11:27 PM EDT Max Flood 0.79 knots
2013-05-25 2:24 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:27 AM EDT Max Ebb -1.17 knots
2013-05-25 11:04 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:21 PM EDT Max Flood 0.33 knots
2013-05-25 2:18 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 6:00 PM EDT Max Ebb -0.71 knots
2013-05-25 9:33 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 12:14 AM EDT Max Flood 0.79 knots
2013-05-26 3:09 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 7:13 AM EDT Max Ebb -1.20 knots
Potomac River Bridge, 0.4 mile south of, Maryland Current:
2013-05-24 9:56 PM EDT Max Ebb -1.27 knots
2013-05-25 12:27 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 4:11 AM EDT Max Flood 1.44 knots
2013-05-25 7:32 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 11:11 AM EDT Max Ebb -2.11 knots
2013-05-25 2:46 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 5:05 PM EDT Max Flood 0.60 knots
2013-05-25 7:26 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 10:44 PM EDT Max Ebb -1.28 knots
2013-05-26 1:15 AM EDT Slack, Flood Begins 0.00 knots
2013-05-26 4:58 AM EDT Max Flood 1.44 knots
2013-05-26 8:17 AM EDT Slack, Ebb Begins -0.00 knots
Sandy Point, 0.5 mile south of, Maryland Current:
2013-05-24 8:44 PM EDT Slack, Flood Begins 0.00 knots
2013-05-24 11:50 PM EDT Max Flood 0.66 knots
2013-05-25 3:17 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 7:33 AM EDT Max Ebb -0.70 knots
2013-05-25 11:03 AM EDT Slack, Flood Begins 0.00 knots
2013-05-25 12:44 PM EDT Max Flood 0.27 knots
2013-05-25 3:11 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 7:06 PM EDT Max Ebb -0.43 knots
2013-05-25 9:32 PM EDT Slack, Flood Begins 0.00 knots
2013-05-26 12:37 AM EDT Max Flood 0.66 knots
2013-05-26 4:02 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-26 8:19 AM EDT Max Ebb -0.72 knots
Swan Point, Virginia Current:
2013-05-24 9:03 PM EDT Max Ebb -0.71 knots
2013-05-24 11:58 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 3:35 AM EDT Max Flood 0.53 knots
2013-05-25 6:38 AM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 10:19 AM EDT Max Ebb -1.17 knots
2013-05-25 2:17 PM EDT Slack, Flood Begins 0.00 knots
2013-05-25 4:29 PM EDT Max Flood 0.22 knots
2013-05-25 6:32 PM EDT Slack, Ebb Begins -0.00 knots
2013-05-25 9:52 PM EDT Max Ebb -0.71 knots
2013-05-26 12:46 AM EDT Slack, Flood Begins 0.00 knots
2013-05-26 4:22 AM EDT Max Flood 0.52 knots
2013-05-26 7:23 AM EDT Slack, Ebb Begins -0.00 knots
Top of Page
Tide Quick Jump

NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.