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Ronkonkoma, NY Severe Weather Alertstar_ratehome

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Location: Ronkonkoma, NY
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Coastal Flood Advisory
Issued: 11:56 PM Oct. 13, 2025 – National Weather Service
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 8 PM EDT TUESDAY...
...COASTAL FLOOD WARNING IS CANCELLED...

* WHAT...Up to one foot of inundation above ground level in
vulnerable areas near the waterfront and shoreline. High surf
and minor beach erosion on the ocean shoreline.

* WHERE...Southwest Suffolk County.

* WHEN...Until 8 PM EDT Tuesday.

* COASTAL IMPACTS...Minor flooding this evening and again late
tonight, then minor to locally moderate flooding late Tuesday
afternoon, in vulnerable locations near the waterfront and
shoreline. Some roads and low lying properties including parking
lots, parks, lawns, and homes and businesses with basements
near the waterfront will experience minor flooding. Some road
closures are possible, and vehicles parked in vulnerable areas
near the waterfront could be flooded. Flooding will also extend
inland from the waterfront along tidal rivers and bays.

* SHORELINE IMPACTS...Breaking waves up to 7 feet in the surf zone
could cause additional minor beach erosion at times into Tuesday
morning.

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.

GREAT SOUTH BAY AT LINDENHURST NY
MLLW CATEGORIES - MINOR 3.1 FT, MODERATE 3.6 FT, MAJOR 4.1 FT
MHHW CATEGORIES - MINOR 1.5 FT, MODERATE 2.0 FT, MAJOR 2.5 FT

TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
14/04 AM   3.2/ 3.7   1.6/ 2.0   2.1/ 2.6     2      MINOR
14/04 PM   3.4/ 3.9   1.8/ 2.2   2.2/ 2.7     1     MODERATE
15/05 AM   2.7/ 3.2   1.2/ 1.7   1.7/ 2.2     1       NONE
15/05 PM   2.8/ 3.4   1.3/ 1.8   1.7/ 2.2     1      MINOR
16/06 AM   2.6/ 3.1   1.0/ 1.5   1.5/ 2.0     1       NONE

GREAT SOUTH BAY AT WEST SAYVILLE NY
MLLW CATEGORIES - MINOR 3.1 FT, MODERATE 3.6 FT, MAJOR 4.1 FT
MHHW CATEGORIES - MINOR 1.7 FT, MODERATE 2.2 FT, MAJOR 2.7 FT

TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
14/05 AM   2.7/ 3.2   1.4/ 1.9   2.0/ 2.5     2       NONE
14/05 PM   2.8/ 3.4   1.5/ 2.0   2.0/ 2.5    1-2     MINOR
15/06 AM   2.5/ 3.0   1.1/ 1.6   1.7/ 2.2     1       NONE
15/07 PM   2.5/ 3.0   1.1/ 1.6   1.7/ 2.2     2       NONE
16/07 AM   2.2/ 2.7   0.8/ 1.3   1.4/ 1.9     2       NONE

GREAT SOUTH BAY AT WATCH HILL/FIRE ISLAND NY
MLLW CATEGORIES - MINOR 3.2 FT, MODERATE 3.7 FT, MAJOR 4.2 FT
MHHW CATEGORIES - MINOR 1.7 FT, MODERATE 2.2 FT, MAJOR 2.7 FT

TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
14/05 AM   2.3/ 2.8   0.9/ 1.4   1.4/ 1.9     2       NONE
14/05 PM   2.6/ 3.1   1.1/ 1.6   1.4/ 1.9     2       NONE
15/06 AM   2.0/ 2.5   0.5/ 1.0   1.0/ 1.5     1       NONE
15/07 PM   2.0/ 2.5   0.5/ 1.0   0.8/ 1.3     2       NONE
16/07 AM   2.1/ 2.6   0.6/ 1.1   1.1/ 1.6     2       NONE

MORICHES BAY AT EAST MORICHES NY
MLLW CATEGORIES - MINOR 4.3 FT, MODERATE 5.3 FT, MAJOR 6.3 FT
MHHW CATEGORIES - MINOR 1.9 FT, MODERATE 2.9 FT, MAJOR 3.9 FT

TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
14/02 AM   3.1/ 3.6   0.7/ 1.1   1.5/ 2.0     2       NONE
14/04 PM   3.5/ 4.0   1.1/ 1.6   1.3/ 1.8    1-2      NONE
15/04 AM   2.8/ 3.4   0.5/ 1.0   1.1/ 1.6     1       NONE
15/05 PM   3.0/ 3.5   0.6/ 1.1   0.8/ 1.3     1       NONE
16/05 AM   2.7/ 3.2   0.4/ 0.9   1.0/ 1.5     1       NONE

&&

Gale Warning
Issued: 5:48 AM Oct. 14, 2025 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING...

* WHAT...Northeast winds 20 to 30 kt. Seas 4 to 7 feet on the
Sound.

* WHERE...Long Island Sound east of Port Jefferson and New
Haven, Peconic and Gardiners Bays, and South Shore Bays from
Jones Inlet through Shinnecock Bay.

* WHEN...Until 7 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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