Annapolis MD
09/01/2026 01:00 PM
89°F
TEMPERATURE
Winds 8 mph SW
Partly Sunny
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Heat index values as high as 101. Southwest wind around 9 mph. Chance of precipitation is 20%.
Moonrise
10:39 PM
Moonset
12:22 PM
Sunrise
06:34 AM
Moon Phase
Waning gibbous
Sunset
07:37 PM

Hourly Forecast

Tue, 01:00 PM

Partly Sunny
Winds: 8 mph SW
89°

Tue, 02:00 PM

Slight Chance Showers And Thunderstorms
Winds: 8 mph SW
90°

Tue, 03:00 PM

Slight Chance Showers And Thunderstorms
Winds: 8 mph SW
91°

Tue, 04:00 PM

Slight Chance Showers And Thunderstorms
Winds: 9 mph SW
91°

Tue, 05:00 PM

Slight Chance Showers And Thunderstorms
Winds: 9 mph SW
91°

Tue, 06:00 PM

Slight Chance Showers And Thunderstorms
Winds: 8 mph SW
89°

Tue, 07:00 PM

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

Tue, 08:00 PM

Isolated Showers And Thunderstorms
Winds: 6 mph S
85°

Tue, 09:00 PM

Isolated Showers And Thunderstorms
Winds: 6 mph SW
84°

Tue, 10:00 PM

Isolated Showers And Thunderstorms
Winds: 6 mph SW
83°

Tue, 11:00 PM

Scattered Showers And Thunderstorms
Winds: 6 mph SW
82°

Wed, 12:00 AM

Scattered Showers And Thunderstorms
Winds: 6 mph W
81°

Wed, 01:00 AM

Scattered Showers And Thunderstorms
Winds: 6 mph W
80°

Wed, 02:00 AM

Slight Chance Rain Showers
Winds: 6 mph NW
79°

Wed, 03:00 AM

Slight Chance Rain Showers
Winds: 6 mph NW
78°

Wed, 04:00 AM

Slight Chance Rain Showers
Winds: 5 mph NW
77°

Wed, 05:00 AM

Mostly Cloudy
Winds: 5 mph NW
76°

Wed, 06:00 AM

Partly Sunny
Winds: 5 mph N
76°

Wed, 07:00 AM

Partly Sunny
Winds: 5 mph N
76°

Wed, 08:00 AM

Partly Sunny
Winds: 5 mph N
76°

Wed, 09:00 AM

Partly Sunny
Winds: 6 mph NE
77°

Wed, 10:00 AM

Partly Sunny
Winds: 7 mph NE
79°

Wed, 11:00 AM

Chance Showers And Thunderstorms
Winds: 7 mph NE
80°

Wed, 12:00 PM

Chance Showers And Thunderstorms
Winds: 7 mph E
82°

This Afternoon

Slight Chance Showers And Thunderstorms
91°
Winds: 9 mph SW
A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 91. Heat index values as high as 101. Southwest wind around 9 mph. Chance of precipitation is 20%.

Tonight

Slight Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms
76°
Winds: 5 to 8 mph W
A slight chance of showers and thunderstorms before 11pm, then scattered showers and thunderstorms between 11pm and 5am. Mostly cloudy, with a low around 76. West wind 5 to 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Chance Showers And Thunderstorms
86°
Winds: 5 to 8 mph NE
A chance of showers and thunderstorms between 11am and 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Northeast wind 5 to 8 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
73°
Winds: 6 to 9 mph SE
A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Southeast wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

Thursday

Slight Chance Rain Showers then Scattered Showers And Thunderstorms
92°
Winds: 7 mph S
A slight chance of rain showers before 2pm, then scattered showers and thunderstorms. Mostly sunny, with a high near 92. South wind around 7 mph. Chance of precipitation is 50%.

Thursday Night

Chance Showers And Thunderstorms
74°
Winds: 6 to 9 mph W
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 50%.

Friday

Chance Rain Showers then Slight Chance Showers And Thunderstorms
91°
Winds: 7 mph NW
A chance of rain showers before 8am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.

Friday Night

Slight Chance Showers And Thunderstorms
71°
Winds: 6 mph N
A slight chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 20%.

Saturday

Mostly Sunny
85°
Winds: 6 to 9 mph N
Mostly sunny, with a high near 85.

Saturday Night

Slight Chance Rain Showers
67°
Winds: 7 mph NE
A slight chance of rain showers between 8pm and 2am. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

Sunday

Mostly Sunny
82°
Winds: 6 to 9 mph NE
Mostly sunny, with a high near 82.

Sunday Night

Partly Cloudy
66°
Winds: 5 to 9 mph SE
Partly cloudy, with a low around 66.

Labor Day

Chance Rain Showers
82°
Winds: 5 to 9 mph E
A chance of rain showers after 8am. Mostly sunny, with a high near 82. Chance of precipitation is 30%.

Monday Night

Chance Rain Showers
65°
Winds: 8 mph SW
A chance of rain showers before 2am. Partly cloudy, with a low around 65.

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

REST OF TODAY
W winds 5 to 10 kt Waves 1 ft 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 10:57 AM EDT Tue Sep 1 2026

Tidal Potomac from Indian Head to Cobb Island

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Tidal Potomac from Cobb Island to Smith Point

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Chesapeake Bay north of Pooles Island

REST OF 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 flat A chance of showers
WED NIGHT
SE winds 5 to 10 kt Waves 1 ft or less 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 10:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Pooles Island to Sandy Point

REST OF 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 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 10:57 AM EDT Tue Sep 1 2026

Patapsco River including Baltimore Harbor

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Chester River to Queenstown MD

REST OF 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 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 10:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Sandy Point to North Beach

REST OF TODAY
SW winds 5 to 10 kt Waves 1 ft 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 10:57 AM EDT Tue Sep 1 2026

Eastern Bay

REST OF 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
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 10:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from North Beach to Drum Point

REST OF TODAY
S 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 10:57 AM EDT Tue Sep 1 2026

Choptank River to Cambridge MD and the Little Choptank River

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Patuxent River to Broomes Island MD

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Chesapeake Bay from Drum Point to Smith Point

REST OF 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 10:57 AM EDT Tue Sep 1 2026

Tangier Sound and the inland waters surrounding Bloodsworth Island

REST OF 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 10:57 AM EDT Tue Sep 1 2026
Oilrig
NWS
Buoy
Fixed Station
USGS
Ship
Other