A big storm in the western Atlantic, coupled with a lunar tides (the moon will be full Wednesday evening) are driving water higher along the coast and along the Chesapeake this week. Forecasters are also warning of big surf and rip currents on the ocean beaches. Here's the advisory issued this morning:

...LOCAL MINOR TIDAL FLOODING POSSIBLE AT THE TIME OF HIGH TIDE...

TIDE LEVELS IN THE CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND OTHER
RIVERS THAT FEED THESE TWO WATERWAYS WILL BE RUNNING ONE TO TWO FEET
ABOVE NORMAL TODAY. AS A RESULT...LOCALIZED FLOODING OF LOW LYING
AREAS WILL BE POSSIBLE DURING THE TIME OF HIGH TIDE. ROADS...PARKING
LOTS...SIDEWALKS...AND FIELDS MAY BE COVERED BY SEVERAL INCHES OF
WATER.

HERE ARE SOME HIGH TIDE TIMES MONDAY...

ON THE TIDAL POTOMAC...
IN ALEXANDRIA...640 AM AND 706 PM.
AT AQUIA CREEK...512 PM.
AT SAINT MARYS CITY...1237 PM.

ON THE CHESAPEAKE BAY...
AT SOLOMONS ISLAND...1251 PM.
AT CHESAPEAKE BEACH...244 PM.
ON SEVERN RIVER ANNAPOLIS...358 PM.
AT FELLS POINT BALTIMORE...545 PM.
AT HAVRE DE GRACE...320 PM.

THE NEARLY FULL MOON IS CAUSING ASTRONOMICALLY HIGHER TIDES. IN
ADDITION...A LARGE STORM IN THE WESTERN ATLANTIC HAS PREVENTED WATER
TO DRAIN OUT OF THE BAY. CONDITIONS SHOULD RETURN CLOSER TO NORMAL BY
MID WEEK.

RESIDENTS AND BUSINESS OWNERS IN THE AFFECTED AREA SHOULD BE PREPARED
FOR HIGHER TIDE CYCLES TODAY. TAKE NECESSARY PRECAUTIONS TO KEEP
WATER OUT OF BUILDINGS...AND MOVE PROPERTY STORED NEAR THE WATERS
EDGE TO HIGHER GROUND.