National Weather Service Marine Forecast FZUS51 KLWX

FZUS51 KLWX 271134
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
733 AM EDT Thu Jun 27 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.

ANZ500-272000
733 AM EDT Thu Jun 27 2024

SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY

A cold front is expected to sink south of the waters later this morning. High pressure will return from the west Friday. A warm front will approach the waters from the south Saturday with a cold front set to cross through the region on Sunday. These fronts will bring renewed chances for showers and thunderstorms, especially during the afternoon and evening hours. High pressure settles over the region early next week. Small Craft Advisories may be needed at times on Friday and Saturday, possibly again on Sunday evening and night with the cold front.

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ANZ535-272000
Tidal Potomac from Key Bridge to Indian Head
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated showers this morning.

TONIGHT
N winds 5 to 10 kt. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 ft.

FRI NIGHT
SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.

SAT
S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms.

SAT NIGHT
S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms.

SUN
W winds 5 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms.

MON
N winds 5 to 10 kt. Waves 1 ft or less.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ536-272000
Tidal Potomac from Indian Head to Cobb Island
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated showers this morning.

TONIGHT
N winds 5 to 10 kt. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 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 and tstms.

SAT NIGHT
S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms.

SUN
SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms.

MON
N winds 5 to 10 kt. Waves 1 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ537-272000
Tidal Potomac from Cobb Island to Smith Point
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated tstms. Scattered showers, mainly this morning.

TONIGHT
S winds 5 kt...becoming N 10 to 15 kt after midnight. Waves 1 ft or less.

FRI
E winds 10 to 15 kt...becoming SE late. Gusts up to 20 kt. Waves 2 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 2 ft.

SAT
SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms.

MON
N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ530-272000
Chesapeake Bay north of Pooles Island
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 to 10 kt. Waves 1 ft. Isolated showers this morning.

TONIGHT
N winds 5 to 10 kt. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 ft.

FRI NIGHT
SE winds 5 to 10 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 ft. A chance of showers in the morning, then showers likely with a chance of tstms through the night.

MON
N winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ531-272000
Chesapeake Bay from Pooles Island to Sandy Point
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 to 10 kt. Waves 1 ft. Isolated showers this morning.

TONIGHT
N winds 10 to 15 kt...becoming NE late. Waves 1 to 2 ft.

FRI
NE winds 10 to 15 kt...becoming E 5 to 10 kt in the afternoon. Waves 1 to 2 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ538-272000
Patapsco River including Baltimore Harbor
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated showers this morning.

TONIGHT
N winds 5 to 10 kt. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 ft.

FRI NIGHT
SE winds 5 to 10 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SUN
SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers in the morning, then showers likely with a chance of tstms through the night.

MON
N winds 5 to 10 kt. Waves 1 ft or less.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ539-272000
Chester River to Queenstown MD
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 to 10 kt. Waves 1 ft. Isolated showers this morning.

TONIGHT
N winds 5 to 10 kt. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 ft.

FRI NIGHT
SE winds 10 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt...diminishing to 5 kt. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ532-272000
Chesapeake Bay from Sandy Point to North Beach
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 10 kt...becoming E this afternoon. Waves 1 ft or less. Isolated showers this morning.

TONIGHT
SW winds 5 kt...becoming N 10 to 15 kt in the late evening and early morning, then becoming NE with gusts to 20 kt late. Waves 1 to 2 ft.

FRI
E winds 10 to 15 kt with gusts to 20 kt... becoming SE late. Waves 1 to 2 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 2 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ540-272000
Eastern Bay
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated showers this morning.

TONIGHT
W winds 5 kt...becoming NE 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft or less.

FRI
E winds 10 to 15 kt...becoming SE late. Waves 1 ft.

FRI NIGHT
SE winds 10 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt...diminishing to 5 kt. Waves 1 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ533-272000
Chesapeake Bay from North Beach to Drum Point
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 10 kt...becoming NE this afternoon. Waves 1 ft. Isolated showers and tstms this morning.

TONIGHT
SW winds 5 kt...becoming N 10 to 15 kt with gusts to 20 kt after midnight. Waves flat...building to 2 ft after midnight.

FRI
E winds 10 to 15 kt with gusts to 20 kt... becoming SE 5 to 10 kt late. Waves 1 to 2 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 2 ft.

SAT
SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ541-272000
Choptank River to Cambridge MD and the Little Choptank River
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 to 10 kt. Waves 1 ft or less. Isolated showers and tstms this morning.

TONIGHT
SW winds 5 kt...becoming NE 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft or less.

FRI
E winds 10 to 15 kt with gusts to 20 kt... becoming SE 5 to 10 kt late. Waves 1 ft.

FRI NIGHT
SE winds 10 kt. Waves 1 ft.

SAT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. Showers likely with a chance of tstms.

MON
N winds 10 to 15 kt...becoming NE 5 kt after midnight. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ542-272000
Patuxent River to Broomes Island MD
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 kt. Waves less than 1 ft. Isolated showers and tstms this morning.

TONIGHT
S winds 5 kt...becoming N after midnight. Waves 1 ft.

FRI
E winds 5 to 10 kt. Waves 1 ft.

FRI NIGHT
SE winds 10 kt. Waves 1 ft.

SAT
SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SAT NIGHT
S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms.

SUN
SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. Showers with a chance of tstms.

MON
N winds 5 to 10 kt. Waves 1 ft.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ534-272000
Chesapeake Bay from Drum Point to Smith Point
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 10 kt...becoming N this afternoon. Waves 1 ft. Scattered showers and tstms, mainly this morning.

TONIGHT
S winds 5 kt...becoming N 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft.

FRI
E winds 10 to 15 kt...becoming SE late. Gusts up to 20 kt. Waves 2 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 2 ft.

SAT
SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers.

SAT NIGHT
S winds 15 to 20 kt. Waves 3 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 2 to 3 ft...subsiding to 1 to 2 ft. A chance of tstms through the day. Showers. Tstms likely through the night.

MON
N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 2 to 3 ft...subsiding to 1 ft after midnight.

Winds and waves higher and visibilities lower in and near tstms.

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ANZ543-272000
Tangier Sound and the inland waters surrounding Bloodsworth Island
733 AM EDT Thu Jun 27 2024

TODAY
NW winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms this morning.

TONIGHT
SW winds 5 to 10 kt...becoming NE 10 to 15 kt late. Waves 1 ft.

FRI
E winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 ft.

FRI NIGHT
SE winds 10 to 15 kt. Waves 1 ft.

SAT
SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers.

SAT NIGHT
S winds 15 to 20 kt. Waves 2 ft. A chance of showers and tstms.

SUN
SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms through the day. Showers. Tstms likely through the night.

MON
N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft.

Winds and waves higher and visibilities lower in and near tstms.