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Day 1 Outlook • March 25, 2026
Day 2 Outlook • March 26, 2026
Day 3 Outlook • March 27, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for FISHERS ISLAND, NEW YORK

Current Conditions: FISHERS ISLAND, NEW YORK

GROTON/NEW LONDO (KGON)

Clear

42.8 F
Humidity:57%
Wind Speed:S 11.5 mph
Barometer:30.39 in
Dewpoint:28.4 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:36.5 F
Mar 25 2026, 12:15 PM EDT
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5 Day Forecast for FISHERS ISLAND, NEW YORK (06390)

Wednesday

High 44 °F
Mostly Cloudy
Wednesday
Night
Low 41 °F
Overcast
Thursday

High 50 °F
Overcast
Thursday
Night
Low 46 °F
Rain
Friday

High 48 °F
Rain
Friday
Night
Low 30 °F
Mostly Cloudy
Saturday

High 39 °F
Mostly Sunny
Saturday
Night
Low 32 °F
Partly Cloudy
Sunday

High 44 °F
Mostly Sunny

Detailed Forecast for FISHERS ISLAND, NEW YORK (06390)

Wednesday
Mostly Cloudy. High near 44°F. Wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Overcast. Low around 41°F. Wind 9 to 14 mph, with gusts as high as 20 mph.
Thursday
Overcast. High near 50°F. Wind 15 to 21 mph, with gusts as high as 26 mph.
Thursday Night
Rain. Low around 46°F. Wind 14 to 21 mph, with gusts as high as 28 mph.
Friday
Rain. High near 48°F. Wind 14 to 16 mph, with gusts as high as 22 mph.
Friday Night
Mostly Cloudy. Low around 30°F. Wind 10 to 13 mph, with gusts as high as 17 mph.
Saturday
Mostly Sunny. High near 39°F. Wind 9 to 12 mph, with gusts as high as 17 mph.
Saturday Night
Partly Cloudy. Low around 32°F. Wind around 9 mph, with gusts as high as 14 mph.
Sunday
Mostly Sunny. High near 44°F. Wind 12 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Partly Cloudy. Low around 37°F. Wind 12 to 13 mph, with gusts as high as 17 mph.
Monday
Mostly Cloudy. High near 48°F. Wind 15 to 21 mph, with gusts as high as 28 mph.
Monday Night
Slight Chance of Rain. Low around 44°F. Wind 16 to 20 mph, with gusts as high as 25 mph.
Tuesday
Slight Chance of Rain. High near 48°F. Wind 13 to 14 mph, with gusts as high as 20 mph.
NY Radar
Current Radar • NY
Day 1 Outlook • March 25, 2026

Observation History for FISHERS ISLAND, NEW YORK

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
12:15 PM EDT S 11.5 10.00 Clear -- 42.8 28.4 57% 36.5 NA 30.39 1029.1
12:05 PM EDT 11.5 10.00 Clear -- 42.8 28.4 57% 36.5 NA 30.39 1029.1
11:55 AM EDT S 10.4 10.00 Clear -- 42.8 28.4 57% 37.0 NA 30.39 1029.1
11:45 AM EDT 11.5 10.00 Clear -- 42.8 28.4 57% 36.5 NA 30.39 1029.1
11:35 AM EDT 10.4 10.00 Clear -- 42.8 28.4 57% 37.0 NA 30.39 1029.1
11:30 AM EDT S 11.5 10.00 Clear -- 41.0 28.4 61% 34.3 NA 30.39 1029.1
11:25 AM EDT S 10.4 10.00 Clear -- 41.0 28.4 61% 34.7 NA 30.39 1029.1
11:20 AM EDT S 10.4 10.00 Clear -- 42.8 28.4 57% 37.0 NA 30.39 1029.1
11:10 AM EDT S 11.5 10.00 Clear -- 41.0 26.6 56% 34.3 NA 30.40 1029.5
11:05 AM EDT S 9.2 10.00 Clear -- 42.8 26.6 52% 37.4 NA 30.40 1029.5
11:00 AM EDT 9.2 10.00 Clear -- 42.8 26.6 52% 37.4 NA 30.40 1029.5
10:50 AM EDT S 9.2 10.00 Clear -- 42.8 26.6 52% 37.4 NA 30.40 1029.5
10:45 AM EDT 10.4 10.00 Clear -- 42.8 26.6 52% 37.0 NA 30.40 1029.5
10:35 AM EDT S 10.4 10.00 Clear -- 41.0 28.4 61% 34.7 NA 30.40 1029.5
10:20 AM EDT S 9.2 10.00 Clear -- 39.2 28.4 65% 33.1 NA 30.39 1029.1
10:15 AM EDT S 10.4 10.00 Clear -- 42.8 26.6 52% 37.0 NA 30.39 1029.1
10:00 AM EDT 0.0 10.00 Clear -- 42.8 21.2 42% NA NA 30.39 1029.1
09:50 AM EDT NW 6.9 10.00 Clear -- 42.8 21.2 42% 38.5 NA 30.39 1029.1
09:45 AM EDT 4.6 10.00 Clear -- 42.8 21.2 42% 40.1 NA 30.39 1029.1
09:35 AM EDT 5.7 10.00 Clear -- 42.8 21.2 42% 39.2 NA 30.39 1029.1
09:25 AM EDT 4.6 10.00 Clear -- 42.8 23.0 45% 40.1 NA 30.39 1029.1
09:15 AM EDT 5.7 10.00 Clear -- 41.0 23.0 48% 37.0 NA 30.40 1029.5
09:05 AM EDT 8.1 10.00 Clear -- 39.2 23.0 52% 33.6 NA 30.40 1029.5
08:30 AM EDT 5.7 10.00 Clear -- 37.4 26.6 65% 32.9 NA 30.40 1029.5

Regional Weather Observation

GROTON/NEW LONDO (KGON)

Clear
42.8 F

WESTERLY (KWST)

Clear
42.8 F

WILLIMANTIC (KIJD)

Clear
46.4 F

CHESTER (KSNC)

Clear
48.2 F

HARTFORD/BRAINAR (KHFD)

Clear
46.4 F

BLOCK ISLAND (KBID)

Clear
42.8 F
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