Coastal Waters Forecast
Issued by NWS Boston, MA
Issued by NWS Boston, MA
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
475 FZUS51 KBOX 042103 CWFBOX Coastal Waters Forecast for Massachusetts and Rhode Island National Weather Service Boston/Norton MA 403 PM EST Thu Dec 4 2025 Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM ANZ200-051000- 403 PM EST Thu Dec 4 2025 .Synopsis for Massachusetts and Rhode Island coastal waters... An arctic cold front will cross the waters late today into this evening, producing Gale force gusts. High pres builds over the waters Fri, followed by a weak low pres system passing well to our south on Sat. Another strong cold front will cross the waters late Sun into Sun night followed by high pres building in from the west on Mon. Low pres will then approach from the west on Tue. $$ ANZ250-051000- Coastal waters east of Ipswich Bay and the Stellwagen Bank National Marine Sanctuary- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 30 to 35 kt with gusts up to 45 kt, diminishing to 25 to 30 kt after midnight. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 6 seconds and SE 2 ft at 10 seconds. Scattered flurries after midnight. .FRI...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 4 to 6 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: NW 5 ft at 6 seconds and E 2 ft at 10 seconds, becoming W 2 ft at 5 seconds and E 2 ft at 8 seconds. Scattered flurries in the morning. .FRI NIGHT...SW winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and E 2 ft at 8 seconds. .SAT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT AND SUN...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 9 seconds. .SUN NIGHT...NW winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 4 seconds and E 3 ft at 7 seconds. A chance of rain and snow after midnight. .MON...NW winds 20 to 25 kt. Seas 3 to 5 ft. A chance of snow. .MON NIGHT...NW winds 20 to 25 kt. Seas 3 to 5 ft. .TUE...W winds 15 to 20 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. Rain likely with a chance of snow. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ251-051000- Massachusetts Bay and Ipswich Bay- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and E 2 ft at 10 seconds. Scattered flurries this evening. .FRI...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and NE 2 ft at 7 seconds. .FRI NIGHT...SW winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and NE 1 foot at 7 seconds. .SAT...SW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 2 seconds and E 1 foot at 9 seconds. A chance of rain. A chance of snow in the morning. .SAT NIGHT AND SUN...NW winds 10 to 15 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. .SUN NIGHT...NW winds 5 to 10 kt, increasing to 15 to 20 kt after midnight. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds and NE 2 ft at 6 seconds. A chance of rain and snow after midnight. .MON...NW winds 20 to 25 kt. Seas 2 to 4 ft. A chance of snow. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming SW 10 to 15 kt. Gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. A chance of rain and snow. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ231-051000- Cape Cod Bay- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 6 seconds and E 1 foot at 9 seconds. Scattered flurries. .FRI...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 4 ft. Wave Detail: N 4 ft at 7 seconds. Scattered flurries in the morning. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: N 2 ft at 6 seconds. .SAT...S winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: S 1 foot at 3 seconds and NE 1 foot at 6 seconds. A chance of rain. .SAT NIGHT AND SUN...NW winds 5 to 10 kt. Seas 1 foot or less. Wave Detail: SW 1 foot at 2 seconds and SE 1 foot at 8 seconds. .SUN NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Seas 1 foot or less, then 2 to 3 ft after midnight. Wave Detail: NW 1 foot at 4 seconds and E 1 foot at 7 seconds, becoming NW 2 ft at 4 seconds and E 1 foot at 7 seconds. A chance of rain after midnight. .MON...NW winds 20 to 25 kt with gusts up to 30 kt. Seas 2 to 4 ft. A chance of rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming W 10 to 15 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Rain likely. Vsby 1 to 3 NM. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ254-051000- Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt. Gusts up to 40 kt this evening. Seas 6 to 9 ft. Wave Detail: NW 8 ft at 6 seconds and SE 3 ft at 10 seconds. Scattered flurries. .FRI...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 4 to 6 ft. Wave Detail: NW 6 ft at 7 seconds and E 3 ft at 10 seconds. Scattered flurries. .FRI NIGHT...S winds 5 to 10 kt. Seas 2 to 3 ft. Wave Detail: NE 3 ft at 8 seconds and W 2 ft at 6 seconds. .SAT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: S 2 ft at 4 seconds and SE 2 ft at 8 seconds. A chance of rain. .SAT NIGHT...SW winds around 10 kt, becoming NW after midnight. Seas 2 to 3 ft. Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 9 seconds. A chance of rain in the evening. .SUN...NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and SE 2 ft at 8 seconds. .SUN NIGHT...NW winds 5 to 10 kt, becoming W 10 to 15 kt with gusts up to 20 kt after midnight. Seas 2 to 4 ft. A chance of rain after midnight. .MON...NW winds 20 to 25 kt. Seas 4 to 6 ft. A chance of rain and snow. .MON NIGHT...NW winds 20 to 25 kt. Seas 4 to 6 ft. .TUE...W winds 10 to 15 kt with gusts up to 20 kt. Seas 3 to 4 ft. .TUE NIGHT...SW winds 15 to 20 kt. Seas 3 to 5 ft. Rain likely. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ255-051000- Coastal Waters extending out to 25 nm South of Marthas Vineyard and Nantucket- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt with gusts up to 30 kt after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Wave Detail: W 8 ft at 7 seconds and SE 2 ft at 10 seconds, becoming NW 7 ft at 7 seconds and SE 2 ft at 10 seconds. Scattered flurries after midnight. .FRI...N winds 10 to 15 kt, becoming S 5 to 10 kt in the afternoon. Seas 3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. Wave Detail: W 4 ft at 6 seconds and NE 2 ft at 8 seconds, becoming W 2 ft at 6 seconds and SE 2 ft at 9 seconds. Scattered flurries. .FRI NIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas around 2 ft. Wave Detail: SE 2 ft at 9 seconds and SW 1 foot at 5 seconds. A chance of rain. A chance of snow in the evening. .SAT...SE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and E 2 ft at 9 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: W 3 ft at 5 seconds and SE 2 ft at 9 seconds. .MON...NW winds 25 to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 2 ft at 8 seconds. A chance of rain. .MON NIGHT...N winds 25 to 30 kt. Seas 3 to 5 ft. .TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. .TUE NIGHT...SW winds 20 to 25 kt. Seas 4 to 6 ft. Rain likely. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ256-051000- Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 nm South of Block Island- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt, becoming N 20 to 25 kt with gusts up to 30 kt after midnight. Seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. Wave Detail: NW 8 ft at 6 seconds and SE 2 ft at 10 seconds, becoming NW 6 ft at 6 seconds and SE 2 ft at 10 seconds. .FRI...N winds 10 to 15 kt, becoming S around 5 kt in the afternoon. Seas 2 to 4 ft. Wave Detail: NW 3 ft at 5 seconds and E 2 ft at 10 seconds. Scattered flurries in the afternoon. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SE 2 ft at 10 seconds and SW 1 foot at 6 seconds. A chance of rain. .SAT...S winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: S 2 ft at 3 seconds and SE 2 ft at 10 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Seas 2 to 4 ft. Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 9 seconds. .MON AND MON NIGHT...NW winds 25 to 30 kt. Seas 3 to 5 ft. Wave Detail: NW 5 ft at 5 seconds and SE 2 ft at 8 seconds. .TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain. .TUE NIGHT...SW winds 20 to 25 kt. Seas 4 to 6 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ232-051000- Nantucket Sound- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 40 kt, diminishing to 20 to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 5 ft at 5 seconds and SE 1 foot at 9 seconds. Scattered flurries after midnight. .FRI...NW winds 10 to 15 kt, becoming SW 5 to 10 kt in the afternoon. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 4 seconds and NE 1 foot at 10 seconds. Scattered flurries in the morning. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 2 seconds and E 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming S in the afternoon. Seas around 2 ft. Wave Detail: SE 1 foot at 3 seconds and E 1 foot at 9 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 1 foot at 9 seconds. .MON...NW winds 20 to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 1 foot at 8 seconds. A chance of rain. .MON NIGHT AND TUE...NW winds 20 to 25 kt, becoming W 15 to 20 kt. Seas 2 to 3 ft. .TUE NIGHT...SW winds 15 to 20 kt. Seas 2 to 3 ft. Rain likely. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ233-051000- Vineyard Sound- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 25 kt after midnight. Seas 3 to 5 ft. Wave Detail: W 4 ft at 6 seconds and SE 1 foot at 10 seconds. .FRI...N winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 2 ft at 5 seconds and NE 1 foot at 7 seconds, becoming SW 1 foot at 5 seconds and E 1 foot at 9 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 9 seconds, becoming S 1 foot at 3 seconds and SE 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: S 1 foot at 3 seconds and SE 1 foot at 9 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Seas around 2 ft. Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 8 seconds. .MON THROUGH TUE...W winds 20 to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 1 foot at 8 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ234-051000- Buzzards Bay- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 25 kt after midnight. Seas 2 to 4 ft. Wave Detail: NW 4 ft at 5 seconds and SE 1 foot at 10 seconds. .FRI...NW winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft in the morning, then 1 foot or less. Wave Detail: NW 2 ft at 5 seconds and NE 1 foot at 6 seconds, becoming SW 1 foot at 5 seconds and E 1 foot at 9 seconds. .FRI NIGHT...S winds 5 to 10 kt, becoming SE after midnight. Seas 1 foot or less. Wave Detail: SW 1 foot at 3 seconds and E 1 foot at 9 seconds. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds and SE 1 foot at 9 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 3 seconds and SE 1 foot at 9 seconds. .MON THROUGH TUE...W winds 15 to 20 kt with gusts up to 25 kt. Seas around 2 ft. Wave Detail: NW 2 ft at 4 seconds and SE 1 foot at 8 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ235-051000- Rhode Island Sound- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 25 to 30 kt with gusts up to 35 kt, becoming N 20 to 25 kt after midnight. Seas 4 to 6 ft. Wave Detail: W 6 ft at 6 seconds and SE 2 ft at 10 seconds. .FRI...N winds 5 to 10 kt, becoming SW in the afternoon. Seas 2 to 3 ft. Wave Detail: W 2 ft at 5 seconds and NE 2 ft at 9 seconds. .FRI NIGHT...S winds 5 to 10 kt. Seas around 2 ft. Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 10 seconds. A chance of rain after midnight. .SAT...SE winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: S 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 15 to 20 kt. Seas 2 to 3 ft. Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 9 seconds. .MON THROUGH TUE...W winds 20 to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 8 seconds. .TUE NIGHT...SW winds 20 to 25 kt. Seas 3 to 5 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ237-051000- Block Island Sound- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 4 AM EST FRIDAY... .TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt, becoming N 15 to 20 kt after midnight. Seas 4 to 6 ft. Wave Detail: W 5 ft at 5 seconds and SE 2 ft at 10 seconds. .FRI...N winds 5 to 10 kt, becoming S in the afternoon. Seas 2 to 3 ft. Wave Detail: NE 2 ft at 8 seconds and W 1 foot at 5 seconds. .FRI NIGHT...S winds around 5 kt. Seas around 2 ft. Wave Detail: S 1 foot at 4 seconds and SE 1 foot at 10 seconds. A chance of rain after midnight. .SAT...S winds 5 to 10 kt, becoming SW in the afternoon. Seas around 2 ft. Wave Detail: SW 2 ft at 3 seconds and SE 1 foot at 10 seconds. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 3 ft. Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 9 seconds. .MON THROUGH TUE...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 3 ft at 4 seconds and SE 2 ft at 8 seconds. .TUE NIGHT...SW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 4 ft. A chance of rain. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ230-051000- Boston Harbor- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY... .TONIGHT...NW winds 20 to 25 kt with gusts up to 35 kt, diminishing to 15 to 20 kt with gusts up to 25 kt after midnight. Waves around 2 ft. .FRI...W winds 5 to 10 kt, becoming SW in the afternoon. Waves 1 foot or less. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 foot or less. .SAT...SW winds 5 to 10 kt. Waves 1 foot or less. A chance of rain. A chance of snow in the morning. .SAT NIGHT AND SUN...NW winds 5 to 10 kt. Waves 1 foot or less. .SUN NIGHT...NW winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight. Waves 1 foot or less, then around 2 ft after midnight. A chance of snow after midnight. .MON...NW winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. A chance of snow. .MON NIGHT AND TUE...NW winds 15 to 20 kt, becoming SW 10 to 15 kt. Waves around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Waves around 2 ft. A chance of rain and snow. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ ANZ236-051000- Narragansett Bay- 403 PM EST Thu Dec 4 2025 ...GALE WARNING IN EFFECT UNTIL 1 AM EST FRIDAY... .TONIGHT...NW winds 15 to 20 kt with gusts up to 35 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight. Waves 2 to 3 ft. .FRI...N winds 5 to 10 kt, becoming SW in the afternoon. Waves around 2 ft in the morning, then 1 foot or less. .FRI NIGHT...SW winds around 5 kt, becoming E after midnight. Waves 1 foot or less. .SAT...SE winds around 5 kt, becoming SW in the afternoon. Waves around 2 ft. A chance of rain. .SAT NIGHT THROUGH SUN NIGHT...NW winds 10 to 15 kt. Waves around 2 ft. .MON AND MON NIGHT...NW winds 15 to 20 kt with gusts up to 25 kt. Waves around 2 ft. .TUE...SW winds 10 to 15 kt with gusts up to 20 kt. Waves around 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts up to 20 kt. Waves 2 to 4 ft. A chance of rain and snow. Seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height. $$ For the latest updates...please visit our webpage at www.weather.gov/boston You can follow us on Facebook at www.facebook.com/NWSBoston You can follow us on Twitter at @NWSBoston