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39.16 °N, 76.7 °W

Harmans, MD Severe Weather Alertstar_ratehome

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Personal Weather Station
Location: Harmans, MD
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Active Weather Alerts

Coastal Flood Advisory
Issued: 12:15 PM Apr. 22, 2026 – National Weather Service
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

* WHAT...Up to one and a half feet of inundation above ground
level in low lying areas due to tidal flooding.

* WHERE...Shoreline in Anne Arundel County.

* WHEN...Until noon EDT today, especially around the time of
high tide.

* IMPACTS...At 2.8 feet, flooding of some of the parking area
near Dock Street in Annapolis may occur, with water
surrounding the Alex Haley Memorial.

* ADDITIONAL DETAILS...Tides one to one and a half feet above
normal. The next high tide at Annapolis U.S. Naval Academy is at
10:16 AM and 10:20 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

Time of high total tides are approximate to the nearest hour.

Severn River at Annapolis
MLLW Categories - Minor 2.6 ft, Moderate 3.3 ft, Major 5.0 ft
MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 3.6 ft

Total      Total    Departure
Day/Time    Tide       Tide     from Norm   Waves    Flood
ft MLLW    ft MHHW       ft       ft      Impact
--------  ---------  ---------  ---------  -------  --------
22/09 AM     2.8        1.4        1.4       1.0     Minor
22/08 PM     1.6        0.2        0.9       0.5      None
23/11 AM     2.2        0.8        0.8       0.5      None
23/10 PM     1.7        0.3        0.8       0.5      None
24/11 AM     2.2        0.8        1.0       0.5      None
25/12 AM     2.1        0.7        1.0       1.0      None

&&

Small Craft Advisory
Issued: 10:04 AM Apr. 22, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS
MORNING...
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM EDT
THIS EVENING...

* WHAT...For the first Small Craft Advisory, south winds 10 to 15
knots gusts 20 knots. For the second Small Craft Advisory, south
winds 10 to 15 knots gusts 20 knots.

* WHERE...Patapsco River including Baltimore Harbor.

* WHEN...For the first Small Craft Advisory, until 8 AM EDT this
morning. For the second Small Craft Advisory, from noon today
to 6 PM EDT this evening.

* IMPACTS...Conditions will be hazardous to small craft.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.

&&

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