Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
864 FZUS51 KLWX 182334 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 734 PM EDT Thu Jul 18 2024 Tidal Potomac River and Maryland portion of Chesapeake Bay. Forecasts of wave heights do not include effects of wind direction relative to tidal currents. Expect higher waves when winds are blowing against the tidal flow. ANZ500-190800- 734 PM EDT Thu Jul 18 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A cold front will stall to the south Friday as high pressure builds to the north. The front will gradually lift back to the north this weekend into early next week. $$ ANZ535-190800- Tidal Potomac from Key Bridge to Indian Head- 734 PM EDT Thu Jul 18 2024 .TONIGHT...NE winds 5 kt. Waves less than 1 ft. Isolated showers. .FRI...NE winds 5 to 10 kt...becoming SE late. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves 1 ft. .SAT...SE winds around 5 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers. .SUN...W winds around 5 kt. Waves 1 ft. A chance of showers. .SUN NIGHT...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .MON...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .TUE...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-190800- Tidal Potomac from Indian Head to Cobb Island- 734 PM EDT Thu Jul 18 2024 .TONIGHT...S winds 5 kt...becoming N late. Waves 1 ft. Isolated showers and tstms this evening. .FRI...NE winds 5 to 10 kt...becoming E late. Waves 1 ft. .FRI NIGHT...SE winds around 5 kt. Waves 1 ft. .SAT...SE winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...N winds around 5 kt. Waves 1 ft. A chance of showers. .SUN...SW winds around 5 kt. Waves 1 ft. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .TUE...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-190800- Tidal Potomac from Cobb Island to Smith Point- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...SE winds 5 kt...becoming N late. Waves 1 ft or less. Scattered showers and tstms this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming E 5 kt late. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...E winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. .SUN...NE winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms. .TUE...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-190800- Chesapeake Bay north of Pooles Island- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...NE winds 5 to 10 kt with gusts to 20 kt... increasing to 15 kt with gusts to 20 kt late. Waves 1 to 2 ft. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N around 5 kt in the afternoon. Waves 1 ft. .FRI NIGHT...SE winds around 5 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...S winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers. .SUN...W winds around 5 kt. Waves 1 ft. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .TUE...SE winds 5 to 10 kt...becoming S after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-190800- Chesapeake Bay from Pooles Island to Sandy Point- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...NE winds 5 to 10 kt...increasing to 15 kt with gusts to 20 kt late. Waves 1 to 2 ft. Isolated showers this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming E 5 kt late. Waves 1 to 2 ft. .FRI NIGHT...SE winds around 5 kt. Waves 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...S winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft or less. A chance of showers. .SUN...SW winds around 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. A chance of tstms. .TUE...W winds 5 kt...becoming S. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-190800- Patapsco River including Baltimore Harbor- 734 PM EDT Thu Jul 18 2024 .TONIGHT...NE winds 5 kt...becoming N after midnight. Waves 1 ft or less. Isolated showers this evening. .FRI...NE winds 5 to 10 kt...becoming SE late. Waves 1 ft or less. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of showers. .SUN...NE winds 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves flat. A chance of showers and tstms. .MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .TUE...SE winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-190800- Chester River to Queenstown MD- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...NE winds 5 to 10 kt...becoming N 15 kt with gusts to 20 kt late. Waves 1 ft or less...building to 2 ft late. Isolated showers this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt in the afternoon. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 kt. Waves less than 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SAT NIGHT...SE winds 5 to 10 kt...becoming N after midnight. Waves 1 ft or less. A chance of showers. .SUN...W winds 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves flat. A chance of showers and tstms. .MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-190800- Chesapeake Bay from Sandy Point to North Beach- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...E winds 5 kt...becoming N 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 to 2 ft. Isolated showers and tstms this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to 5 kt late. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers. .SUN...NE winds 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-190800- Eastern Bay- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...NE winds 5 to 10 kt...becoming N 15 kt with gusts to 20 kt late. Waves 1 ft or less. Isolated showers and tstms this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt in the afternoon. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SE winds 5 to 10 kt...becoming NE after midnight. Waves 1 ft or less. A chance of showers. .SUN...W winds 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves flat. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms. .TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-190800- Chesapeake Bay from North Beach to Drum Point- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...E winds 5 kt...becoming W after midnight, then becoming N with gusts to 20 kt late. Waves 1 ft or less. Isolated showers and tstms this evening. .FRI...NE winds 15 to 20 kt...becoming N 5 to 10 kt in the afternoon. Waves 3 ft...subsiding to 1 ft in the afternoon. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SE winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. A chance of showers. .SUN...NE winds 5 kt. Waves less than 1 ft. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-190800- Choptank River to Cambridge MD and the Little Choptank River- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...E winds 5 kt...becoming NW after midnight, then becoming N with gusts to 20 kt late. Waves 1 ft or less. Scattered showers with isolated tstms this evening. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... becoming N 5 kt in the afternoon. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. .SUN...W winds 5 kt. Waves flat. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms. .TUE...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-190800- Patuxent River to Broomes Island MD- 734 PM EDT Thu Jul 18 2024 .TONIGHT...SE winds 5 kt...becoming N late. Waves 1 ft. Scattered showers with isolated tstms this evening. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 5 kt. Waves less than 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. A chance of showers. .SUN...NE winds around 5 kt. Waves 1 ft. A chance of showers. .SUN NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .MON...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .TUE...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-190800- Chesapeake Bay from Drum Point to Smith Point- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...E winds 10 kt...becoming W after midnight, then becoming N 15 kt with gusts to 20 kt late. Waves 1 ft. Scattered showers with isolated tstms this evening with vsby 1 NM or less. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to 5 kt late. Waves 2 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms. .SUN...N winds 5 to 10 kt...becoming S in the afternoon. Waves 1 ft. A chance of showers. .SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .TUE...SW winds 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-190800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 734 PM EDT Thu Jul 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT EDT TONIGHT THROUGH FRIDAY MORNING... .TONIGHT...E winds 5 to 10 kt...becoming W after midnight, then becoming N with gusts to 20 kt late. Waves 1 ft or less. Scattered showers with isolated tstms this evening with vsby 1 NM or less. .FRI...NE winds 10 to 15 kt with gusts to 20 kt... diminishing to 5 kt late. Waves 1 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...SE winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms. .SUN...N winds 5 to 10 kt...becoming SW in the afternoon. Waves 1 ft or less. A chance of showers. .SUN NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .MON...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .TUE...SW winds 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$