Tall Timbers, MD
09/01/2026 09:00 AM
81°F
TEMPERATURE
Winds 6 mph W
Sunny
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southwest wind around 7 mph. Chance of precipitation is 20%.
Moonrise
10:41 PM
Moonset
12:20 PM
Sunrise
06:35 AM
Moon Phase
Waning gibbous
Sunset
07:36 PM

Hourly Forecast

Tue, 09:00 AM

Sunny
Winds: 6 mph W
81°

Tue, 10:00 AM

Mostly Sunny
Winds: 6 mph W
82°

Tue, 11:00 AM

Mostly Sunny
Winds: 7 mph W
83°

Tue, 12:00 PM

Mostly Sunny
Winds: 7 mph W
85°

Tue, 01:00 PM

Mostly Sunny
Winds: 7 mph SW
86°

Tue, 02:00 PM

Slight Chance Showers And Thunderstorms
Winds: 7 mph SW
86°

Tue, 03:00 PM

Slight Chance Showers And Thunderstorms
Winds: 7 mph SW
87°

Tue, 04:00 PM

Slight Chance Showers And Thunderstorms
Winds: 7 mph SW
87°

Tue, 05:00 PM

Slight Chance Showers And Thunderstorms
Winds: 7 mph S
87°

Tue, 06:00 PM

Slight Chance Showers And Thunderstorms
Winds: 7 mph S
86°

Tue, 07:00 PM

Slight Chance Showers And Thunderstorms
Winds: 6 mph S
85°

Tue, 08:00 PM

Partly Cloudy
Winds: 6 mph S
83°

Tue, 09:00 PM

Partly Cloudy
Winds: 6 mph S
83°

Tue, 10:00 PM

Partly Cloudy
Winds: 6 mph S
82°

Tue, 11:00 PM

Isolated Showers And Thunderstorms
Winds: 6 mph S
81°

Wed, 12:00 AM

Isolated Showers And Thunderstorms
Winds: 6 mph SW
81°

Wed, 01:00 AM

Isolated Showers And Thunderstorms
Winds: 6 mph W
80°

Wed, 02:00 AM

Slight Chance Rain Showers
Winds: 6 mph W
80°

Wed, 03:00 AM

Slight Chance Rain Showers
Winds: 6 mph W
80°

Wed, 04:00 AM

Slight Chance Rain Showers
Winds: 6 mph W
80°

Wed, 05:00 AM

Partly Cloudy
Winds: 6 mph W
79°

Wed, 06:00 AM

Mostly Sunny
Winds: 6 mph W
79°

Wed, 07:00 AM

Mostly Sunny
Winds: 5 mph NW
79°

Wed, 08:00 AM

Mostly Sunny
Winds: 5 mph NW
79°

Today

Mostly Sunny then Slight Chance Showers And Thunderstorms
87°
Winds: 7 mph SW
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Southwest wind around 7 mph. Chance of precipitation is 20%.

Tonight

Slight Chance Showers And Thunderstorms
79°
Winds: 7 mph SW
A slight chance of showers and thunderstorms before 5am. Partly cloudy, with a low around 79. Southwest wind around 7 mph. Chance of precipitation is 20%.

Wednesday

Slight Chance Showers And Thunderstorms
85°
Winds: 5 to 8 mph N
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 85. North wind 5 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Slight Chance Showers And Thunderstorms
78°
Winds: 5 to 8 mph SE
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78. Southeast wind 5 to 8 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Thursday

Slight Chance Rain Showers then Scattered Showers And Thunderstorms
88°
Winds: 6 mph SW
A slight chance of rain showers between 8am and 2pm, then scattered showers and thunderstorms. Sunny, with a high near 88. Southwest wind around 6 mph. Chance of precipitation is 40%.

Thursday Night

Chance Showers And Thunderstorms
77°
Winds: 6 mph W
A chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Chance of precipitation is 40%.

Friday

Chance Rain Showers
87°
Winds: 7 mph NW
A chance of rain showers before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.

Friday Night

Chance Showers And Thunderstorms
75°
Winds: 3 to 8 mph W
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

Saturday

Mostly Sunny
83°
Winds: 8 mph N
Mostly sunny, with a high near 83.

Saturday Night

Slight Chance Rain Showers
71°
Winds: 7 mph NE
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

Sunday

Mostly Sunny then Slight Chance Rain Showers
81°
Winds: 9 mph NE
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 20%.

Sunday Night

Slight Chance Rain Showers then Mostly Clear
70°
Winds: 7 to 10 mph E
A slight chance of rain showers before 8pm. Mostly clear, with a low around 70. Chance of precipitation is 20%.

Labor Day

Chance Rain Showers
80°
Winds: 8 mph E
A chance of rain showers after 8am. Mostly sunny, with a high near 80. Chance of precipitation is 30%.

Monday Night

Chance Rain Showers
70°
Winds: 8 mph SE
A chance of rain showers before 2am. Partly cloudy, with a low around 70.

Coastal Waters Forecast

National Weather Service Baltimore MD/Washington DC

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

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. High pressure will build south of the waters through mid week with scattered diurnal showers and thunderstorms expected in a hot and humid air mass. Special Marine Warnings may be needed each afternoon through at least Friday for strong thunderstorms moving over the waters. Small Craft Advisories may be needed Friday night into Saturday.

Tidal Potomac from Key Bridge to Indian Head

TODAY
W winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
W winds 5 kt Waves less than 1 ft
WED
NW winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 kt Waves less than 1 ft A chance of showers
THU
SW winds 5 to 10 kt Waves 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 kt Waves less than 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers A chance of tstms after midnight
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Tidal Potomac from Indian Head to Cobb Island

TODAY
W winds 5 kt Waves less than 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
W winds 5 kt Waves less than 1 ft
WED
N winds 5 kt Waves less than 1 ft
WED NIGHT
SE winds around 5 kt Waves 1 ft A chance of showers
THU
SW winds around 5 kt Waves 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 kt Waves less than 1 ft A chance of showers and tstms
FRI
NW winds around 5 kt Waves 1 ft A chance of showers in the morning A chance of showers and tstms through the night
SAT
NE winds around 5 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Tidal Potomac from Cobb Island to Smith Point

TODAY
SW winds 5 kt Waves less than 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 kt Waves less than 1 ft
WED
N winds 5 kt Waves less than 1 ft
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft
THU
SW winds around 5 kt Waves 1 ft or less Scattered showers and tstms
THU NIGHT
W winds 5 kt Waves less than 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chesapeake Bay north of Pooles Island

TODAY
SW winds 5 to 10 kt Waves 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
E winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 kt Waves less than 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers in the morning
SAT
N winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Pooles Island to Sandy Point

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
E winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 to 10 kt Waves 1 ft or less Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers in the morning
SAT
N winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Patapsco River including Baltimore Harbor

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
W winds 5 kt Waves less than 1 ft Scattered showers
WED
E winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 kt Waves less than 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 kt Waves less than 1 ft A chance of showers in the morning
SAT
N winds 5 to 10 kt Waves 1 ft or less
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chester River to Queenstown MD

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
E winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 to 10 kt Waves 1 ft or less Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers in the morning
SAT
N winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Sandy Point to North Beach

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
S winds 5 to 10 kt
WED
NE winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 kt Waves less than 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers in the morning
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Eastern Bay

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
NE winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 to 10 kt Waves 1 ft or less Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers in the morning A chance of showers through the night
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from North Beach to Drum Point

TODAY
SW winds 5 to 10 kt Waves 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
N winds 5 to 10 kt
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 to 10 kt Waves 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers in the morning A chance of showers through the night
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Choptank River to Cambridge MD and the Little Choptank River

TODAY
SW winds 5 to 10 kt Waves 1 ft or less A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt
WED
N winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers
THU
S winds 5 to 10 kt Waves 1 ft or less Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers in the morning A chance of showers through the night
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Patuxent River to Broomes Island MD

TODAY
SW winds 5 kt Waves less than 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 kt Waves less than 1 ft Scattered showers
WED
N winds 5 kt Waves less than 1 ft A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft
THU
SW winds 5 kt Waves less than 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 kt Waves less than 1 ft A chance of showers and tstms
FRI
NW winds around 5 kt Waves 1 ft A chance of showers
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Drum Point to Smith Point

TODAY
SW winds 5 to 10 kt
TONIGHT
S winds 5 to 10 kt
WED
NW winds 5 kt
WED NIGHT
SE winds 5 to 10 kt Waves 2 ft
THU
S winds 5 to 10 kt Waves 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers in the morning A chance of showers through the night
SAT
NE winds 5 to 10 kt Waves 1 to 2 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026

Tangier Sound and the inland waters surrounding Bloodsworth Island

TODAY
SW winds 5 to 10 kt Waves 1 ft A slight chance of showers and tstms this afternoon
TONIGHT
SW winds 5 to 10 kt Waves 1 ft Scattered showers
WED
NW winds 5 kt Waves less than 1 ft
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft
THU
SW winds 5 to 10 kt Waves 1 ft Scattered showers and tstms
THU NIGHT
W winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft A chance of showers in the morning A chance of showers through the night
SAT
NE winds 5 to 10 kt Waves 1 ft
Reporting time 07:57 AM EDT Tue Sep 1 2026
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