HomeForecastsVirginia ForecastsDahlgren, VA Coastal Forecast

Dahlgren, VA Coastal Forecast

FZUS51 KLWX 202333
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
633 PM EST Mon Jan 20 2025

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. Waves flat where waters are iced over.

ANZ500-210900-
633 PM EST Mon Jan 20 2025

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

Arctic high pressure will maintain control of the region the first
half of this week. A disturbance may bring flurries or a few snow
showers Tuesday afternoon into Tuesday night. High pressure begins
to lift away late this week; low pressure developing offshore could
approach the region late in the week. Small Craft Advisories may
need to be extended into Tuesday morning, and will likely be needed
again late Tuesday night through midday Wednesday.

$$

ANZ535-210900-
Tidal Potomac from Key Bridge to Indian Head-
633 PM EST Mon Jan 20 2025

.TONIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.TUE...NW winds 5 kt. Waves less than 1 ft. A chance of flurries.
.TUE NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Waves 1 ft.
.WED...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...SW winds 5 kt. Waves less than 1 ft.
.THU NIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NW winds around 5 kt. Waves 1 ft.
.SAT...SW winds around 5 kt. Waves 1 ft.

$$

ANZ536-210900-
Tidal Potomac from Indian Head to Cobb Island-
633 PM EST Mon Jan 20 2025

.TONIGHT...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.TUE...N winds around 5 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED...N winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.WED NIGHT...SE winds around 5 kt. Waves 1 ft.
.THU...SW winds 5 kt. Waves less than 1 ft.
.THU NIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NW winds 5 kt. Waves less than 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ537-210900-
Tidal Potomac from Cobb Island to Smith Point-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. A chance of snow showers. Vsby 1 to 3 NM.
.WED...N winds 15 to 20 kt...diminishing to 5 to 10 kt in the
afternoon. Waves 2 ft.
.WED NIGHT...SE winds 5 kt. Waves less than 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ530-210900-
Chesapeake Bay north of Pooles Island-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Waves 1 ft.
.WED...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.WED NIGHT...S winds 5 kt. Waves less than 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...W winds around 5 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ531-210900-
Chesapeake Bay from Pooles Island to Sandy Point-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...S winds around 5 kt. Waves 1 ft or less.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...W winds 5 kt. Waves less than 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ538-210900-
Patapsco River including Baltimore Harbor-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 kt with gusts to 20 kt. Waves 1 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt after midnight.
Waves 1 ft or less.
.WED...NW winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves
1 ft.
.WED NIGHT...S winds around 5 kt. Waves flat.
.THU...SW winds 5 kt. Waves less than 1 ft.
.THU NIGHT...W winds around 5 kt. Waves flat.
.FRI...NW winds 5 kt. Waves less than 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ539-210900-
Chester River to Queenstown MD-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of flurries.
.TUE NIGHT...NW winds 5 kt...increasing to 10 to 15 kt with gusts to
20 kt after midnight. Waves 1 to 2 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...S winds around 5 kt. Waves 1 ft or less.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...W winds around 5 kt. Waves 1 ft or less.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ532-210900-
Chesapeake Bay from Sandy Point to North Beach-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...S winds around 5 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...W winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ540-210900-
Eastern Bay-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.TUE...NW winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...SE winds 5 kt. Waves less than 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...W winds 5 kt. Waves less than 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ533-210900-
Chesapeake Bay from North Beach to Drum Point-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...
...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...NW winds 15 kt with gusts to 20 kt. Waves 2 ft. Freezing
spray.
.TUE...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of flurries.
Freezing spray.
.TUE NIGHT...N winds 15 to 20 kt. Waves 1 to 2 ft. A chance of snow
showers. Vsby 1 to 3 NM.
.WED...N winds 15 to 20 kt. Waves 2 to 3 ft.
.WED NIGHT...SE winds 5 kt. Waves less than 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ541-210900-
Choptank River to Cambridge MD and the Little Choptank River-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...
...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...NW winds 15 kt with gusts to 20 kt. Waves 2 ft. Freezing
spray.
.TUE...NW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of flurries.
Freezing spray.
.TUE NIGHT...N winds 15 to 20 kt. Waves 1 to 2 ft. A chance of snow
showers. Vsby 1 to 3 NM.
.WED...N winds 15 to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.THU...SW winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ542-210900-
Patuxent River to Broomes Island MD-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...

.TONIGHT...NW winds 10 kt with gusts to 20 kt. Waves 1 ft.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
.TUE NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A
chance of snow showers. Vsby 1 to 3 NM.
.WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.WED NIGHT...SE winds 5 kt. Waves less than 1 ft.
.THU...SW winds 5 kt. Waves less than 1 ft.
.THU NIGHT...NW winds around 5 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...SW winds 5 to 10 kt. Waves 1 ft.

$$

ANZ534-210900-
Chesapeake Bay from Drum Point to Smith Point-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...
...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...NW winds 15 kt with gusts to 20 kt. Waves 2 to 3 ft.
Freezing spray.
.TUE...N winds 10 to 15 kt. Waves 2 ft. A chance of flurries.
Freezing spray.
.TUE NIGHT...N winds 15 to 20 kt. Waves 1 ft...building to 3 ft
after midnight. A chance of snow showers. Vsby 1 to 3 NM.
.WED...N winds 15 to 20 kt. Waves 2 to 3 ft.
.WED NIGHT...NE winds 5 to 10 kt...becoming SE after midnight. Waves
1 ft.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 10 kt. Waves 1 ft.
.SAT...W winds 10 kt...becoming SW. Waves 1 to 2 ft.

$$

ANZ543-210900-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
633 PM EST Mon Jan 20 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EST TUESDAY...
...FREEZING SPRAY ADVISORY IN EFFECT THROUGH TUESDAY MORNING...

.TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
Freezing spray.
.TUE...N winds 5 to 10 kt. Waves 1 ft. A chance of flurries.
Freezing spray.
.TUE NIGHT...N winds 10 to 15 kt. Gusts up to 20 kt in the late
evening and overnight. Waves 1 to 2 ft. A chance of snow showers.
Vsby 1 to 3 NM.
.WED...N winds 15 to 20 kt. Waves 1 to 2 ft.
.WED NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.THU...W winds 5 to 10 kt. Waves 1 ft.
.THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft.
.FRI...NW winds 5 to 10 kt. Waves 1 ft.
.SAT...W winds 5 to 10 kt...becoming SW 10 to 15 kt. Waves 1 ft.

$$



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