Tall Timbers, MD
09/02/2026 11:00 PM
78°F
TEMPERATURE
Winds 6 mph SE
Mostly Cloudy
A slight chance of rain showers after 2am. Partly cloudy, with a low around 78. Southeast wind around 7 mph. Chance of precipitation is 20%.

Alerts

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Heat Advisory

Moderate
Heat Advisory issued September 2 at 7:16PM EDT until September 3 at 7:00PM EDT by NWS Baltimore MD/Washington DC
NWS Baltimore MD/Washington DC
Category Certainty Severity
Met Likely Moderate
Status Urgency Category
Actual Expected Met
Effective Ends Expires
09/02/2026 07:16 PM 09/03/2026 07:00 PM 09/03/2026 03:30 AM 
* WHAT...Heat index values between 100 to 105 expected.

* WHERE...Portions of southern Maryland, central, northern, and
northwest Virginia, and panhandle West Virginia.

* WHEN...From 11 AM to 7 PM EDT Thursday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Moonrise
11:18 PM
Moonset
01:32 PM
Sunrise
06:36 AM
Moon Phase
Waning gibbous
Sunset
07:34 PM

Hourly Forecast

Wed, 11:00 PM

Mostly Cloudy
Winds: 6 mph SE
78°

Thu, 12:00 AM

Partly Cloudy
Winds: 6 mph SE
79°

Thu, 01:00 AM

Partly Cloudy
Winds: 6 mph SE
79°

Thu, 02:00 AM

Slight Chance Rain Showers
Winds: 6 mph S
79°

Thu, 03:00 AM

Slight Chance Rain Showers
Winds: 6 mph S
79°

Thu, 04:00 AM

Slight Chance Rain Showers
Winds: 6 mph S
79°

Thu, 05:00 AM

Slight Chance Rain Showers
Winds: 7 mph S
79°

Thu, 06:00 AM

Mostly Sunny
Winds: 7 mph S
79°

Thu, 07:00 AM

Sunny
Winds: 7 mph S
79°

Thu, 08:00 AM

Sunny
Winds: 8 mph SW
79°

Thu, 09:00 AM

Sunny
Winds: 7 mph SW
80°

Thu, 10:00 AM

Sunny
Winds: 6 mph SW
82°

Thu, 11:00 AM

Sunny
Winds: 6 mph W
83°

Thu, 12:00 PM

Sunny
Winds: 5 mph W
85°

Thu, 01:00 PM

Sunny
Winds: 5 mph W
87°

Thu, 02:00 PM

Sunny
Winds: 5 mph W
89°

Thu, 03:00 PM

Mostly Sunny
Winds: 5 mph W
90°

Thu, 04:00 PM

Mostly Sunny
Winds: 6 mph SW
89°

Thu, 05:00 PM

Chance Showers And Thunderstorms
Winds: 6 mph S
89°

Thu, 06:00 PM

Chance Showers And Thunderstorms
Winds: 6 mph E
89°

Thu, 07:00 PM

Chance Showers And Thunderstorms
Winds: 7 mph S
86°

Thu, 08:00 PM

Chance Showers And Thunderstorms
Winds: 5 mph SW
85°

Thu, 09:00 PM

Chance Showers And Thunderstorms
Winds: 10 mph SW
84°

Thu, 10:00 PM

Chance Showers And Thunderstorms
Winds: 6 mph SW
83°

Tonight

Partly Cloudy then Slight Chance Rain Showers
78°
Winds: 7 mph SE
A slight chance of rain showers after 2am. Partly cloudy, with a low around 78. Southeast wind around 7 mph. Chance of precipitation is 20%.

Thursday

Sunny then Chance Showers And Thunderstorms
91°
Winds: 5 to 8 mph SW
A chance of showers and thunderstorms after 5pm. Sunny, with a high near 91. Heat index values as high as 103. Southwest wind 5 to 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night

Chance Showers And Thunderstorms
79°
Winds: 5 to 10 mph SW
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 79. Heat index values as high as 102. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday

Mostly Sunny then Showers And Thunderstorms Likely
87°
Winds: 3 to 7 mph NW
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 87. Northwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Friday Night

Showers And Thunderstorms Likely
76°
Winds: 5 to 8 mph NW
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 76. Northwest wind 5 to 8 mph. Chance of precipitation is 60%.

Saturday

Sunny
83°
Winds: 9 mph N
Sunny, with a high near 83.

Saturday Night

Partly Cloudy
71°
Winds: 7 mph NE
Partly cloudy, with a low around 71.

Sunday

Sunny
81°
Winds: 8 mph NE
Sunny, with a high near 81.

Sunday Night

Mostly Clear
69°
Winds: 5 to 8 mph E
Mostly clear, with a low around 69.

Labor Day

Sunny
81°
Winds: 7 mph E
Sunny, with a high near 81.

Monday Night

Partly Cloudy
70°
Winds: 8 mph S
Partly cloudy, with a low around 70.

Tuesday

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

Tuesday Night

Partly Cloudy
72°
Winds: 8 mph S
Partly cloudy, with a low around 72.

Wednesday

Mostly Sunny
84°
Winds: 9 mph SW
Mostly sunny, with a high near 84.

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. Scattered to numerous showers and thunderstorms are expected through Friday 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 through Saturday.

Tidal Potomac from Key Bridge to Indian Head

REST OF TONIGHT
SE winds around 5 kt Waves 1 ft A slight chance of showers and tstms
THU
W winds around 5 kt Waves 1 ft A chance of showers and tstms
THU NIGHT
SW winds around 5 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft Showers likely with a chance of tstms
FRI NIGHT
NW winds around 5 kt Waves 1 ft A chance of showers
SAT
N winds 5 kt Waves less than 1 ft
SAT NIGHT
NE winds around 5 kt Waves 1 ft
SUN
E winds around 5 kt Waves 1 ft
MON
SE winds around 5 kt Waves 1 ft
Reporting time 10:57 PM EDT Wed Sep 2 2026

Tidal Potomac from Indian Head to Cobb Island

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A slight chance of showers and tstms
THU
SW winds around 5 kt Waves 1 ft A chance of showers and tstms
THU NIGHT
SW winds around 5 kt Waves 1 ft A chance of showers and tstms
FRI
W winds around 5 kt Waves 1 ft A chance of showers and tstms
FRI NIGHT
NW winds 5 kt Waves less than 1 ft A chance of showers
SAT
N winds 5 kt Waves less than 1 ft
SAT NIGHT
NE winds around 5 kt Waves 1 ft
SUN
NE winds around 5 kt Waves 1 ft
MON
SE winds around 5 kt Waves 1 ft
Reporting time 10:57 PM EDT Wed Sep 2 2026

Tidal Potomac from Cobb Island to Smith Point

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A slight chance of showers
THU
SW winds 5 to 10 kt Waves 1 ft
THU NIGHT
S winds 5 to 10 kt
FRI
NW winds around 5 kt Waves 1 ft Showers likely
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt Waves 1 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chesapeake Bay north of Pooles Island

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A chance of showers and tstms
THU
SW winds 5 to 10 kt Waves 1 ft A chance of 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 or less Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
N winds 5 to 10 kt Waves 1 ft
SUN
E winds 5 to 10 kt Waves 1 ft or less
MON
S winds around 5 kt Waves 1 ft or less
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chesapeake Bay from Pooles Island to Sandy Point

REST OF TONIGHT
SE winds 5 to 10 kt Waves 1 ft A chance of showers A slight chance of tstms late this evening, then a chance of tstms
THU
SW winds 5 to 10 kt Waves 1 ft A chance of 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 Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
N winds 5 to 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Patapsco River including Baltimore Harbor

REST OF TONIGHT
SE winds 5 kt Waves flat A slight chance of tstms A slight chance of showers late this evening, then a chance of showers
THU
SW winds 5 kt Waves less than 1 ft A chance of showers and tstms
THU NIGHT
W winds around 5 kt Waves 1 ft or less A chance of showers and tstms
FRI
NW winds around 5 kt Waves 1 ft or less Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 kt Waves less than 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
N winds 5 to 10 kt Waves 1 ft
SUN
E winds 5 to 10 kt Waves 1 ft
MON
SE winds around 5 kt Waves 1 ft or less
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chester River to Queenstown MD

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A chance of showers A slight chance of tstms late this evening, then a chance of tstms
THU
SW winds 5 to 10 kt Waves 1 ft A chance of showers
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds around 5 kt Waves 1 ft or less Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt
MON
S winds around 5 kt Waves 1 ft or less
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chesapeake Bay from Sandy Point to North Beach

REST OF TONIGHT
SE winds 5 to 10 kt Waves 1 ft A slight chance of tstms A slight chance of showers late this evening, then a chance of showers
THU
S winds 5 to 10 kt Waves 1 ft A chance of showers
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 kt Waves less than 1 ft Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Eastern Bay

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A slight chance of tstms A slight chance of showers late this evening, then a chance of showers
THU
S winds 5 to 10 kt Waves 1 ft A chance of showers
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 kt Waves less than 1 ft Showers likely with a chance of tstms
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft or less A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
E winds 5 to 10 kt Waves 1 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chesapeake Bay from North Beach to Drum Point

REST OF TONIGHT
SE winds 5 to 10 kt Waves 1 ft A slight chance of showers and tstms
THU
S winds 5 to 10 kt Waves 1 ft A chance of showers
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 kt Waves less than 1 ft Showers likely
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 2 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
E winds 5 to 10 kt Waves 1 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Choptank River to Cambridge MD and the Little Choptank River

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A chance of showers with a slight chance of tstms
THU
SW winds 5 to 10 kt Waves 1 ft A chance of showers
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds 5 to 10 kt Waves 1 ft Showers likely
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
E winds 5 to 10 kt Waves 1 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Patuxent River to Broomes Island MD

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A slight chance of showers and tstms
THU
SW winds 5 kt Waves less than 1 ft A chance of showers
THU NIGHT
SW winds around 5 kt Waves 1 ft A chance of showers and tstms
FRI
NW winds around 5 kt Waves 1 ft Showers likely
FRI NIGHT
NW winds around 5 kt Waves 1 ft A chance of showers
SAT
N winds 5 to 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 kt Waves less than 1 ft
SUN
NE winds 5 to 10 kt Waves 1 ft
MON
SE winds around 5 kt Waves 1 ft
Reporting time 10:57 PM EDT Wed Sep 2 2026

Chesapeake Bay from Drum Point to Smith Point

REST OF TONIGHT
SE winds 5 to 10 kt Waves 1 ft A slight chance of showers and tstms
THU
S winds 5 to 10 kt Waves 1 ft
THU NIGHT
SW 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
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 10 kt Waves 2 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt Waves 1 to 2 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026

Tangier Sound and the inland waters surrounding Bloodsworth Island

REST OF TONIGHT
SE winds 5 kt Waves less than 1 ft A chance of showers with a slight chance of tstms
THU
S winds 5 to 10 kt Waves 1 ft
THU NIGHT
SW winds 5 to 10 kt Waves 1 ft
FRI
W winds 5 to 10 kt Waves 1 ft A chance of showers
FRI NIGHT
NW winds 5 to 10 kt Waves 1 ft A chance of showers
SAT
N winds 10 kt Waves 1 ft
SAT NIGHT
NE winds 5 to 10 kt Waves 1 ft
SUN
NE winds 5 to 10 kt Waves 1 ft
MON
SE winds 5 to 10 kt
Reporting time 10:57 PM EDT Wed Sep 2 2026
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