Maryland Marine Weather

State-wide weather for Maryland is broken down by ICAO points, the same network of weather observation points used by the aviation industry. Each point provides real-time conditions and near real-time forecasts. To view tide charts select a Tracked Location from the list.

Current ICAO Station

Temp:	N/A
Visibility:
Humidity:	N/A
Wind Speed:	N/A
Barometer:	N/A
Dewpoint:	N/A
Heat Index:	N/A
Wind Chill:	N/A
Sunrise:	6:48 AM EST
Sunset:	4:42 PM EST

N/A High: 55° Low: 40°

7-Day Forecast where available

SATURDAY	SUNDAY	MONDAY	TUESDAY	WEDNESDAY	THURSDAY	FRIDAY
Hi: 55°F Lo: 40°F	Hi: 55°F Lo: 41°F	Hi: 51°F Lo: 45°F	Hi: 55°F Lo: 45°F	Hi: 59°F Lo: 41°F	Hi: 51°F Lo: 39°F	Hi: 49°F Lo: °F

Current Moon Phases

Nov 21	Nov 22	Nov 23	Nov 24	Nov 25	Nov 26
Waxing Crescent Showing: 17.7%	Waxing Crescent Showing: 26.4%	Waxing Crescent Showing: 36.3%	a First Quarter Moon Showing: 46.7%	a First Quarter Moon Showing: 57.3%	Waxing Gibbous Showing: 67.6%

Baltimore Canyon to Hatteras Canyon

Expires:200911211500;;104982 FZNT22 KWBC 210853 OFFNT2 OFFSHORE WATERS FORECAST NWS OCEAN PREDICTION CENTER WASHINGTON DC 400 AM EST SAT NOV 21 2009 W CENTRAL N ATLC CONTINENTAL SHELF AND SLOPE WATERS BEYOND 20 NM...TO 250 NM OFFSHORE...INCLUDING S OF GEORGES BANK FROM 1000 FM TO...250 NM OFFSHORE. SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.

- BALTIMORE CANYON TO HATTERAS CANYON OUT TO 36N 70W TO 34N 71W 400 AM EST SAT NOV 21 2009

TODAY: N WINDS 15 TO 20 KT...EXCEPT FAR SW PORTION TO 25 KT. SEAS 4 TO 6 FT...EXCEPT SE PORTION 5 TO 9 FT...HIGHEST SW. ISOLATED SHOWERS AND TSTMS SE PORTION.

TONIGHT: WINDS BECOMING N TO NE 10 TO 15 KT...EXCEPT S PORTION TO 20 KT. SEAS 4 TO 8 FT...HIGHEST S. ISOLATED SHOWERS AND TSTMS SE PORTION...ENDING LATE.

SUN: NE WINDS 10 TO 15 KT. SEAS 4 TO 7 FT...HIGHEST SE. ISOLATED SHOWERS AND TSTMS DEVELOPING SW LATE. .SUN NIGHT...WINDS BECOMING E TO SE AND INCREASING TO 15 TO 25 KT LATE. SEAS 4 TO 8 FT. WINDS AND SEAS BECOMING HIGHEST N. SCATTERED SHOWERS AND TSTMS.

MON: WINDS BECOMING S TO SW 15 TO 25 KT...EXCEPT W OF 73W SHIFTING TO NW 20 TO 25 KT. SEAS BUILDING TO 5 TO 9 FT.

TUE: W TO NW WINDS DIMINISHING TO 10 TO 15 KT LATE. SEAS 5 TO 8 FT.

WED: W WINDS 10 TO 15 KT. SEAS 5 TO 8 FT. $$

Chesapeake Bay from North Beach to Drum Point, MD

Expires:200911212100;;104941 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT- 346 AM EST SAT NOV 21 2009

TODAY: N WINDS 10 KT. WAVES 1 TO 2 FT.

TONIGHT: N WINDS 5 TO 10 KT. WAVES 2 FT.

SUN: NE WINDS 10 TO 15 KT. WAVES 3 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT. RAIN LIKELY.

MON: NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT. RAIN LIKELY.

TUE: E WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.

WED: S WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. $$

Chesapeake Bay from Pooles Island to Sandy Point, MD

Expires:200911212100;;104936 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT- 346 AM EST SAT NOV 21 2009

TODAY: NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT: N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN: NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.

MON: NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY.

TUE: E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE MORNING.

WED: S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN. $$

Chesapeake Bay from Sandy Point to North Beach, MD

Expires:200911212100;;104939 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH- 346 AM EST SAT NOV 21 2009

TODAY: N WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT: N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN: NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

MON: NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

TUE: SE WINDS 5 TO 10 KT. WAVES 1 FT.

WED: S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN. $$

Chesapeake Bay north of Pooles Island, MD

Expires:200911212100;;104935 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- CHESAPEAKE BAY NORTH OF POOLES ISLAND- 346 AM EST SAT NOV 21 2009

TODAY: NW WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT: N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN: NE WINDS 5 TO 10 KT. WAVES 1 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.

MON: NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN LIKELY.

TUE: NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE MORNING.

WED: S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN. $$

Synopsis for Tidal Potomac River and MD Portion of the Chesapeake Bay

Expires:200911212100;;104931 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- 346 AM EST SAT NOV 21 2009 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... HIGH PRESSURE WILL RETREAT TO THE NORTH SUNDAY...THEN LOW PRESSURE MOVES UP THE CAROLINA COAST TOWARDS SUNDAY NIGHT AND MONDAY. HIGH PRESSURE TO BUILD IN AHEAD OF THE NEXT FRONT TUESDAY AND WEDNESDAY. A SMALL CRAFT ADVISORY MAY BE NEEDED FOR PORTIONS OF THE WATERS SUNDAY NIGHT THROUGH MONDAY NIGHT. $$

Tidal Potomac from Cobb Island, MD to Smith Point, VA

Expires:200911212100;;104934 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT- 346 AM EST SAT NOV 21 2009

TODAY: N WINDS 5 TO 10 KT. WAVES 1 FT.

TONIGHT: N WINDS 5 TO 10 KT. WAVES 1 FT.

SUN: NE WINDS 5 TO 10 KT. WAVES 1 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

MON: NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY.

TUE: NE WINDS 5 TO 10 KT. WAVES 1 FT.

WED: W WINDS AROUND 5 KT...BECOMING S. WAVES 1 FT. $$

Tidal Potomac from Indian Head to Cobb Island, MD

Expires:200911212100;;104933 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND- 346 AM EST SAT NOV 21 2009

TODAY: N WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT: N WINDS 5 KT. WAVES LESS THAN 1 FT.

SUN: NE WINDS 5 TO 10 KT. WAVES 1 FT. .SUN NIGHT...NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.

MON: NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.

TUE: SE WINDS 5 TO 10 KT. WAVES 1 FT.

WED: S WINDS 5 TO 10 KT. WAVES 1 FT. $$

Tidal Potomac from Key Bridge to Indian Head, MD

Expires:200911212100;;104932 FZUS51 KLWX 210846 CWFLWX COASTAL WATERS FORECAST NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 346 AM EST SAT NOV 21 2009 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.

- TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD- 346 AM EST SAT NOV 21 2009

TODAY: N WINDS 5 KT. WAVES LESS THAN 1 FT.

TONIGHT: N WINDS AROUND 5 KT. WAVES 1 FT.

SUN: NE WINDS 5 TO 10 KT. WAVES 1 FT. .SUN NIGHT...NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

MON: NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY. .MON NIGHT...NE WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.

TUE: SE WINDS 5 KT. WAVES LESS THAN 1 FT.

WED: S WINDS 5 KT. WAVES LESS THAN 1 FT. $$

SST MAPS

For Sea Surface Temperature Maps visit Sea Temps

Tracked Points Within Maryland

Currently we track 90 specific meteorologic & oceanographic stations for tide schedules, sun phases, moon phases, temperature, forecast, hazard and bouy reports within Maryland. This region has approximately 131,400 data entries as of Nov 2009. Popular areas are indicated in bold.