Long Island Sound near Bridgeport Harbor (IN MLLW)
24 mi- Level
- 2.0 ft
Forecast peak 8.5 ft Sat 10 AM
Reading from Sat 3:06 AM · NWS gauge page
Observed 3:35 AM EDT at KISP
Farmingville, NY weather
Clear and 37°3°.
Today: low 37°3° (likely 36°2° to 44°7°), high 59°15° (likely 58°14° to 61°16°).
Now 37°3°
Clear
- Wind
- Calm
- Up to 5 mph8 km/h through 4 PM
- Dew point
- 36°2°
- Comfortable
- Humidity
- 93%
- Air 37°3°, dew point 36°2° · fog or dew likely
- UV index
- 0Low
- Moderate 12–4 PM · peak 4
- Air today
- 50Good
- EPA forecast · PM2.5 (fine particles)
- Pressure
- 30.48 inHg1032 hPa
- Rising slowly · +0.02 inHg+0.6 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
14°8° cooler than this time yesterday (52°11° then, 38°3° now)
Good hours for
TonightNear 40°4° · Clear
This morningUp to 56°13° by 11 AM · Partly cloudy
This afternoonNear 59°15° · Mostly cloudy
TonightDown to 40°4° by 5 AM · Clear
Tomorrow morningUp to 56°13° by 11 AM · Clear
Tomorrow afternoonNear 60°16° · Clear
Tomorrow nightDown to 45°7° by 3 AM · Clear
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 4a | Clear | 40°4° (likely 37°3° to 45°7°) | 40°4° | 0% | 2 mph3 km/h from NE, gusts 5 mph9 km/h | 92% | 10% | 0 |
| Sat 5a | Clear | 39°4° (likely 36°2° to 45°7°) | 39°4° | 0% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 96% | 7% | 0 |
| Sat 6a | Partly cloudy | 38°3° (likely 37°3° to 45°7°) | 38°3° | 0% | 3 mph5 km/h from N, gusts 9 mph15 km/h | 100% | 17% | 0 |
| Sat 7a | Sunny | 39°4° (likely 37°3° to 45°7°) | 39°4° | 0% | 3 mph5 km/h from N, gusts 9 mph15 km/h | 96% | 36% | 0 |
| Sat 8a | Cloudy | 42°6° (likely 38°3° to 45°7°) | 42°6° | 0% | 3 mph5 km/h from N, gusts 9 mph15 km/h | 89% | 73% | 0 |
| Sat 9a | Cloudy | 46°8° (likely 44°7° to 49°9°) | 46°8° | 0% | 3 mph5 km/h from N, gusts 9 mph14 km/h | 83% | 78% | 1 |
| Sat 10a | Cloudy | 53°12° (likely 49°9° to 54°12°) | 53°12° | 0% | 3 mph5 km/h from N, gusts 7 mph12 km/h | 64% | 68% | 2 |
| Sat 11a | Cloudy | 56°13° (likely 52°11° to 57°14°) | 56°13° | 0% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 55% | 68% | 2 |
| Sat 12p | Cloudy | 59°15° (likely 54°12° to 59°15°) | 59°15° | 0% | 3 mph5 km/h from N, gusts 8 mph12 km/h | 47% | 80% | 3 |
| Sat 1p | Cloudy | 58°14° (likely 56°13° to 60°16°) | 58°14° | 0% | 3 mph5 km/h from NW, gusts 8 mph13 km/h | 45% | 80% | 4 |
| Sat 2p | Cloudy | 59°15° (likely 57°14° to 61°16°) | 59°15° | 0% | 5 mph8 km/h from NW, gusts 8 mph14 km/h | 42% | 80% | 3 |
| Sat 3p | Cloudy | 59°15° (likely 58°14° to 61°16°) | 59°15° | 0% | 5 mph8 km/h from NW, gusts 9 mph14 km/h | 42% | 76% | 3 |
| Sat 4p | Cloudy | 59°15° (likely 58°14° to 61°16°) | 59°15° | 0% | 3 mph5 km/h from W, gusts 8 mph13 km/h | 40% | 69% | 2 |
| Sat 5p | Cloudy | 59°15° (likely 56°13° to 59°15°) | 59°15° | 0% | 3 mph5 km/h from W, gusts 8 mph13 km/h | 44% | 62% | 1 |
| Sat 6p | Partly cloudy | 55°13° (likely 52°11° to 56°13°) | 55°13° | 0% | 2 mph3 km/h from SW, gusts 6 mph10 km/h | 53% | 57% | 0 |
| Sat 7p | Mostly clear | 51°11° (likely 49°9° to 54°12°) | 51°11° | 0% | 2 mph3 km/h from SW, gusts 5 mph8 km/h | 61% | 42% | 0 |
| Sat 8p | Clear | 49°9° (likely 47°8° to 52°11°) | 49°9° | 0% | 1 mph2 km/h from SW, gusts 5 mph8 km/h | 68% | 21% | 0 |
| Sat 9p | Clear | 47°8° (likely 45°7° to 51°11°) | 47°8° | 0% | 1 mph2 km/h from W, gusts 6 mph9 km/h | 74% | 2% | 0 |
| Sat 10p | Clear | 46°8° (likely 44°7° to 50°10°) | 46°8° | 0% | 1 mph2 km/h from W, gusts 6 mph10 km/h | 76% | 0% | 0 |
| Sat 11p | Clear | 44°7° (likely 44°7° to 49°9°) | 44°7° | 0% | 1 mph2 km/h from W, gusts 7 mph11 km/h | 79% | 0% | 0 |
| Sun 12a | Clear | 43°6° (likely 42°6° to 48°9°) | 43°6° | 0% | 1 mph2 km/h from NW, gusts 8 mph13 km/h | 82% | 0% | 0 |
| Sun 1a | Clear | 43°6° (likely 42°6° to 47°8°) | 43°6° | 0% | 1 mph2 km/h from NW, gusts 8 mph13 km/h | 86% | 0% | 0 |
| Sun 2a | Clear | 42°6° (likely 42°6° to 47°8°) | 42°6° | 0% | 2 mph3 km/h from NW, gusts 9 mph15 km/h | 89% | 0% | 0 |
| Sun 3a | Clear | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 2 mph3 km/h from NW, gusts 9 mph15 km/h | 96% | 0% | 0 |
| Sun 4a | Clear | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 2 mph3 km/h from NW, gusts 9 mph14 km/h | 96% | 0% | 0 |
| Sun 5a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 2 mph3 km/h from NW, gusts 8 mph12 km/h | 96% | 0% | 0 |
| Sun 6a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 85% | 0% | 0 |
| Sun 7a | Sunny | 40°4° (likely 40°4° to 47°8°) | 40°4° | 0% | 2 mph3 km/h from NW, gusts 6 mph9 km/h | 89% | 1% | 0 |
| Sun 8a | Sunny | 42°6° (likely 40°4° to 47°8°) | 42°6° | 0% | 2 mph3 km/h from N, gusts 6 mph9 km/h | 86% | 1% | 0 |
| Sun 9a | Sunny | 47°8° (likely 46°8° to 49°9°) | 47°8° | 0% | 3 mph5 km/h from NW, gusts 5 mph8 km/h | 76% | 1% | 1 |
| Sun 10a | Sunny | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 3 mph5 km/h from N, gusts 6 mph9 km/h | 64% | 0% | 2 |
| Sun 11a | Sunny | 56°13° (likely 56°13° to 59°15°) | 56°13° | 0% | 3 mph5 km/h from N, gusts 7 mph11 km/h | 57% | 0% | 3 |
| Sun 12p | Sunny | 59°15° (likely 58°14° to 62°17°) | 59°15° | 0% | 3 mph5 km/h from NW, gusts 6 mph10 km/h | 49% | 0% | 4 |
| Sun 1p | Sunny | 61°16° (likely 59°15° to 64°18°) | 61°16° | 0% | 3 mph5 km/h from NW, gusts 5 mph8 km/h | 46% | 0% | 4 |
| Sun 2p | Sunny | 61°16° (likely 60°16° to 65°18°) | 61°16° | 0% | 3 mph5 km/h from W, gusts 5 mph7 km/h | 44% | 0% | 4 |
| Sun 3p | Sunny | 62°17° (likely 60°16° to 65°18°) | 62°17° | 0% | 3 mph5 km/h from W, gusts 4 mph7 km/h | 43% | 0% | 3 |
| Sun 4p | Sunny | 61°16° (likely 60°16° to 65°18°) | 61°16° | 0% | 3 mph5 km/h from W, gusts 6 mph10 km/h | 44% | 0% | 2 |
| Sun 5p | Sunny | 60°16° (likely 58°14° to 63°17°) | 60°16° | 0% | 3 mph5 km/h from SW, gusts 8 mph13 km/h | 47% | 0% | 1 |
| Sun 6p | Clear | 57°14° (likely 52°11° to 57°14°) | 57°14° | 0% | 3 mph5 km/h from SW, gusts 7 mph12 km/h | 55% | 0% | 0 |
| Sun 7p | Clear | 53°12° (likely 50°10° to 55°13°) | 53°12° | 0% | 2 mph3 km/h from SW, gusts 8 mph13 km/h | 66% | 0% | 0 |
| Sun 8p | Clear | 50°10° (likely 47°8° to 54°12°) | 50°10° | 0% | 2 mph3 km/h from SW, gusts 8 mph13 km/h | 74% | 0% | 0 |
| Sun 9p | Clear | 49°9° (likely 45°7° to 53°12°) | 49°9° | 0% | 2 mph3 km/h from SW, gusts 8 mph13 km/h | 80% | 0% | 0 |
| Sun 10p | Clear | 48°9° (likely 44°7° to 53°12°) | 48°9° | 0% | 2 mph3 km/h from SW, gusts 9 mph14 km/h | 80% | 0% | 0 |
| Sun 11p | Clear | 48°9° (likely 43°6° to 53°12°) | 48°9° | 0% | 2 mph3 km/h from SW, gusts 9 mph15 km/h | 80% | 0% | 0 |
| Mon 12a | Clear | 47°8° (likely 43°6° to 52°11°) | 47°8° | 0% | 2 mph3 km/h from W, gusts 9 mph14 km/h | 83% | 0% | 0 |
| Mon 1a | Clear | 47°8° (likely 42°6° to 52°11°) | 47°8° | 0% | 3 mph5 km/h from W, gusts 10 mph15 km/h | 83% | 0% | 0 |
| Mon 2a | Clear | 46°8° (likely 42°6° to 52°11°) | 46°8° | 0% | 3 mph5 km/h from W, gusts 10 mph16 km/h | 83% | 0% | 0 |
| Mon 3a | Clear | 45°7° (likely 41°5° to 53°12°) | 45°7° | 0% | 3 mph5 km/h from W, gusts 9 mph14 km/h | 82% | 0% | 0 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Cloudy. High 59°15°, low 37°3°. Typical 61°16° / 44°7°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 42°6°Dry
Afternoon
noon–6 PM
Cloudy, 59°15°Dry
Evening
6 PM–midnight
Clear, 49°9°Dry
Overnight
midnight–6 AM
Clear, 40°4°Dry
Official NWS forecast
Today: Patchy frost before 8am. Partly sunny, with a high near 59. Northwest wind around 5 mph.
Tonight: Patchy frost. Mostly clear. Low around 37, with temperatures rising to around 39 overnight. North wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 58°14°–61°16°
- Low, likely
- 36°2°–44°7°
- Typical high / low
- 61°16° / 44°7°
- Wind
- 7 mph12 km/h, gusts 15 mph23 km/h
- UV peak
- 4
Tomorrow, Oct 25. Sunny. High 63°17°, low 42°6°. Typical 61°16° / 44°7°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Sunny, 62°17°Dry
Evening
6 PM–midnight
Clear, 50°10°Dry
Overnight
midnight–6 AM
Clear, 45°7°Dry
Official NWS forecast
Day: Patchy frost before 8am. Sunny. High near 63, with temperatures falling to around 60 in the afternoon. Northwest wind around 3 mph.
Night: Clear. Low around 42, with temperatures rising to around 45 overnight. Southwest wind around 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 61°16°–65°18°
- Low, likely
- 40°4°–45°7°
- Typical high / low
- 61°16° / 44°7°
- Wind
- 7 mph11 km/h, gusts 15 mph23 km/h
- UV peak
- 4
Monday, Oct 26. Sunny. High 65°18°, low 46°8°. Typical 61°16° / 44°7°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 46°8°Dry
Afternoon
noon–6 PM
Sunny, 64°18°Dry
Evening
6 PM–midnight
Clear, 57°14°Dry
Overnight
midnight–6 AM
Clear, 54°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny. High near 65, with temperatures falling to around 63 in the afternoon.
Night: Clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 62°17°–67°19°
- Low, likely
- 41°5°–48°9°
- Typical high / low
- 61°16° / 44°7°
- Wind
- 8 mph12 km/h, gusts 16 mph26 km/h
- UV peak
- 4
Tuesday, Oct 27. Mostly sunny. High 55°13°, low 39°4°. Typical 60°16° / 43°6°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 51°10°Dry
Afternoon
noon–6 PM
Sunny, 56°13°Dry
Evening
6 PM–midnight
Clear, 49°9°Dry
Overnight
midnight–6 AM
Mostly clear, 44°6°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 55.
Night: Mostly clear, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 55°13°–58°14°
- Low, likely
- 39°4°–49°9°
- Typical high / low
- 60°16° / 43°6°
- Wind
- 13 mph21 km/h, gusts 26 mph41 km/h
- UV peak
- 4
Wednesday, Oct 28. Partly sunny. High 56°13°, low 46°8°. Typical 60°16° / 43°6°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 44°6°Dry
Afternoon
noon–6 PM
Sunny, 55°13°Dry
Evening
6 PM–midnight
Mostly clear, 49°10°Dry
Overnight
midnight–6 AM
Clear, 49°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 56.
Night: Partly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 53°12°–58°14°
- Low, likely
- 41°5°–46°8°
- Typical high / low
- 60°16° / 43°6°
- Wind
- 11 mph17 km/h
- UV peak
- 4
Thursday, Oct 29. Partly sunny. High 62°17°, low 51°11°. Typical 60°16° / 43°6°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 49°10°Dry
Afternoon
noon–6 PM
Sunny, 61°16°Dry
Evening
6 PM–midnight
Mostly clear, 56°13°Dry
Overnight
midnight–6 AM
Clear, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 62.
Night: Partly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 60°16°–63°17°
- Low, likely
- 44°7°–51°11°
- Typical high / low
- 60°16° / 43°6°
- Wind
- 15 mph24 km/h, gusts 22 mph36 km/h
- UV peak
- 4
Friday, Oct 30. Partly sunny. High 64°18°, low 51°11°. Typical 59°15° / 42°6°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 51°11°Dry
Afternoon
noon–6 PM
Sunny, 66°19°Dry
Evening
6 PM–midnight
Clear, 58°15°Dry
Overnight
midnight–6 AM
Clear, 51°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 63°17°–69°21°
- Low, likely
- 48°9°–53°12°
- Typical high / low
- 59°15° / 42°6°
- Wind
- 12 mph19 km/h, gusts 26 mph42 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 64°18°, low 51°11°. Typical 59°15° / 42°6°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 50°10°Dry
Afternoon
noon–6 PM
Sunny, 63°17°Dry
Evening
6 PM–midnight
Cloudy, 56°13°Dry
Overnight
midnight–6 AM
Cloudy, 53°12°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 59°15°–70°21°
- Low, likely
- 50°10°–53°12°
- Typical high / low
- 59°15° / 42°6°
- Wind
- 11 mph17 km/h, gusts 25 mph40 km/h
- UV peak
- 4
Sunday, Nov 1. Cloudy. High 63°17°, low 54°12°. Typical 58°14° / 42°6°. Dry. Forecasts differ.
Morning
6 AM–noon
Mostly sunny, 53°12°Dry
Afternoon
noon–6 PM
Partly sunny, 61°16°Dry
Evening
6 PM–midnight
Cloudy, 58°14°Dry
Overnight
midnight–6 AM
Cloudy, 58°14°20% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 57°14°–66°19°
- Low, likely
- 45°7°–57°14°
- Typical high / low
- 58°14° / 42°6°
- Wind
- 10 mph17 km/h, gusts 16 mph26 km/h
- UV peak
- 3
Monday, Nov 2. Cloudy. High 64°18°, low 59°15°. Typical 58°14° / 42°6°. Rain 0.1 in2.5 mm, 30% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 61°16°20% chance
Afternoon
noon–6 PM
Cloudy, 64°18°20% chance · 0.03 in0.7 mm
Evening
6 PM–midnight
Mostly clear, 60°15°20% chance · 0.19 in4.7 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 61°16°–66°19°
- Low, likely
- 55°13°–62°17°
- Typical high / low
- 58°14° / 42°6°
- Wind
- 23 mph37 km/h, gusts 32 mph52 km/h
- UV peak
- 2
The outlook
Today
Dry, high 59°, low 37°.
Tomorrow
Dry, high 63°, low 42°, warming up.
Monday
Dry, high 65°, low 46°.
Rest of week
Mostly dry, highs 55–64°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (OKX) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Below flood stage
Flax Pond at Old Field (IN MLLW)
10 mi- Level
- 5.0 ft
Reading from Sat 2:24 AM · NWS gauge page
Great South Bay at Watch Hill (IN MLLW)
11 mi- Level
- 1.3 ft
Reading from Sat 3 AM · NWS gauge page
Moriches Bay at Moriches Bay (IN MLLW)
16 mi- Level
- 1.8 ft
Reading from Sat 2:48 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 68% less heating than a typical week.
This week 30Typical 93
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 22
- h below 17°F
- 0
- h below 5°F
- 0
47, 17 and 5°F are the test points heat pumps are rated at. About 11 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 36°F).
Open the windows?
Sun, 1:00 PM–5:00 PM
Good stretch to open the windows.
Is this typical?
Islip-Li Macarthur Airport · official normals 1991–2020 · records 1963–2026
Oct 24, today vs a typical year
Today’s expected high is 2°1° colder than typical.
- Normal high / low
- 61°16° / 44°7°
- Forecast high / low
- 59°15° / 37°3°
- Record high
- 74°23° in 1963
- Record low
- 25°−4° in 1969
Last 7 days vs normal
On average 0° colder than normal (daily mean temperature).
- −6°−3°SunOct 18
- −4°−2°MonOct 19
- +3°+1°TueOct 20
- +2°+1°WedOct 21
- +4°+2°ThuOct 22
- —FriOct 23
- —SatOct 24
Farmingville weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:13 AM, sunset 5:58 PM.
- Daylight
- 10 h 45 min
- Losing 2 min 30 s a day; shortest Dec 21, 1 h 31 min less
- Golden hour
- 5:20–6:15 PM
- Morning 6:56–7:51 AM
- Blue hour
- 6:15–6:26 PM
- Morning 6:45–6:56 AM; first light 6:45 AM
Stars tonight? Good
Mostly clear 4:03–6:45 AM; moon 96% lit, sets 5:24 AM.
Moon
Waxing gibbous
96% lit · growing
- Today
- sets 5:24 AM · rises 4:55 PM
- Full moon
- Oct 26
- New moon
- Nov 9
