High seas forecast: storm warnings, strong winds, and significant wave heights.

FZNT01 KWBC 192131
HSFAT1 2230

HIGH SEAS FORECAST FOR METAREA IV
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU DEC 19 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT…WHICH IS THE AVERAGE
HEIGHT OF THE HIGHESN TO 60N BETWEEN 44W AND
50W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. ALSO N OF 60N E OF
GREENLAND WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW AND CONDITIONS E OF AREA.

…STORM WARNING…
.LOW 59N58W 1000 MB MOVING NE 10 KT. WITHIN 120 NM S QUADRANT
WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST LOW 60N57W 992 MB. WITHIN 120 NM S AND SW
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 10 FT.
.12 HOUR FORECAST LOW 61N56W 986 MB. WITHIN 120 NM S QUADRANT
WINDS 40 TO 50 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 61N52W 979 MB. WITHIN 120 NM S AND 180 NM
SW QUADRANTS WINDS 40 TO 50 KT. SEAS 16 TO 24 FT. ELSEWHERE NW
OF A LINE FROM 51N50W TO 63N50W WINDS 25 TO 40 KT. SEAS 9 TO 18
FT.
.48 HOUR FORECAST LOW ABSORBED E OF AREA. N OF 63N E OF 39W
WINDS 40 TO 50 KT. SEAS 12 TO N OF 64N WITHIN 60 NM SE OF GREENLAND.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY NW AND N OF
LINE FROM 56N61W TO 64N52W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY NW AND N OF A LINE FROM 47N64W TO 62N35W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY 30.5N44.5W TO 30.5N43W TO 30N38.5W TO 31N38W WINDS
20 TO 25 KT. SEAS 10 TO 12 FT IN N TO NE SWELL. ELSEWHERE WITHIN
31N35W TO 31N47W TO 20N47W TO 19N35W TO 31N35W WINDS 20 KT OR
LESS. SEAS 8 TO 11 FT IN MIXED N AND NE SWELL.
.24 HOUR FORECAST LOW PRES NEAR 31.5N43W 1012 MB. WITHIN
31N41.5W TO 31N42W TO 30.5N42.5W TO 30.5N42W TO 31N41.5W SW WINDS
20 TO 25 KT. SEAS 10 FT IN NE SWELL. ELSEWHERE WITHIN 31N39W TO
31N50W TO 29N49W TO 26N46W TO 26N43W TO 31N39W WINDS 20 KT OR
LESS. SEAS 8 TO 13 FT IN N TO NE SWEL