Weather Alerts for Portland Maine

Issued by the National Weather Service

Coastal Flood Advisory  COASTAL FLOOD ADVISORY   Coastal Flood Advisory
PORTLAND MAINE

Areas Affected:
Coastal Cumberland - Coastal York
Effective: Thu, 2/21 10:00am Updated: Thu, 2/21 1:35pm Urgency: Expected
Expires: Thu, 2/21 2:00pm Severity: Minor Certainty: Likely

 
Details:
...Coastal Flood Advisory In Effect For Thursday...
.Storm surge of around a half foot will combine with high
astronomical tides on today to produce minor coastal flooding and
splash-over at the time of high tide which occurs around noon.
Impacts are expected to be minor.
...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 2 PM EST THIS AFTERNOON...
* TIMING...From 10 AM this morning to 2 PM EST this afternoon.
* Impacts...Minor coastal flooding and splash-over.
* Location...Coastal New Hampshire and southwest Maine.
* Coastal Flooding...Storm surge of around half a foot will
combine with high astronomical tides bringing most locations
slightly above flood stage.
Time of high total tides are approximate to the nearest hour.
FORT POINT NH
MLLW CATEGORIES - MINOR 11.5 FT, MODERATE 12.5 FT, MAJOR 13.5 FT
TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
21/01 AM     9.7        0.2        0.4       2.0      NONE
21/12 PM    11.7        2.2        0.7       3.0     MINOR
22/01 AM    10.8        1.3        0.5       2.0      NONE
22/01 PM    11.2        1.7        0.5       2.0      NONE
23/02 AM    10.7        1.2        0.5       1.0      NONE
23/02 PM    10.6        1.1        0.5       1.0      NONE
HAMPTON HARBOR NH
MLLW CATEGORIES - MINOR 11.0 FT, MODERATE 12.0 FT, MAJOR 13.0 FT
TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
21/01 AM     9.6        0.1        0.4       2.0      NONE
21/12 PM    11.3        1.8        0.7       2.0     MINOR
22/01 AM    10.5        1.0        0.5       2.0      NONE
22/01 PM    10.8        1.3        0.5       1.0      NONE
23/02 AM    10.4        0.9        0.5       1.0      NONE
23/02 PM    10.3        0.8        0.5       1.0      NONE
PORTLAND ME
MLLW CATEGORIES - MINOR 12.0 FT, MODERATE 13.0 FT, MAJOR 14.0 FT
TOTAL      TOTAL    DEPARTURE
DAY/TIME    TIDE       TIDE     FROM NORM   WAVES    FLOOD
FT MLLW    FT MHHW       FT       FT      IMPACT
--------  ---------  ---------  ---------  -------  --------
21/01 AM    10.0        0.3        0.4       2.0      NONE
21/12 PM    12.0        2.3        0.7       2.0     MINOR
22/01 AM    11.1        1.4        0.5       2.0      NONE
22/01 PM    11.4        1.7        0.5       1.0      NONE
23/02 AM    11.0        1.3        0.5       1.0      NONE
23/02 PM    10.9        1.2        0.5       1.0      NONE
&&

Information:
A Coastal Flood Advisory indicates that onshore winds and tides
will combine to generate flooding of low areas along the shore.