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  • Frost Advisory

    Ends in 4 h 21 min

    When
    Until 9 AM EDT Saturday.
    Where
    Northeast Suffolk and Southeast Suffolk Counties.

    Issued for this forecast zone · National Weather Service Upton NY

    What, impacts and precautions

    What

    Temperatures in the mid 30s, and locally as low 25 to 30 in parts of the Pine Barrens, will result in frost formation.

    Impacts

    Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

    Precautionary actions

    Take steps now to protect tender plants from the cold.

    Areas: Northeast Suffolk; Southeast Suffolk

    See it on weather.gov (opens in a new tab)

Observed 4:10 AM EDT at KFOK

Greenport West, NY weather

Clear and 30°−1°.

Today: low 38°3° (likely 38°3° to 51°11°), high 60°16° (likely 56°13° to 60°16°).

Mostly agree

Now 30°−1°

Clear

Wind
Calm
Up to 6 mph10 km/h through 4 PM
Dew point
28°−2°
Dry · up to 41°5° by 5 AM (comfortable)
Humidity
93%
Air 30°−1°, dew point 28°−2° · frost likely
UV index
0Low
Moderate 11 AM–4 PM · peak 4
Air today
39Good
EPA forecast · PM2.5 (fine particles)
Pressure
30.5 inHg1033 hPa
Rising slowly · +0.03 inHg+1.0 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

20°11° cooler than this time yesterday (50°10° then, 30°−1° now)

Good hours for
  • Low 40°4° today at 6 AM
  • Above 50°10° today by 10 AM
  • High 60°16° today at 4 PM
  1. TonightNear 42°6° · Clear
  2. This morningUp to 57°14° by 11 AM · Partly cloudy
  3. This afternoonNear 60°16° · Mostly cloudy
  4. TonightDown to 44°7° by 5 AM · Clear
  5. Tomorrow morningUp to 54°12° by 11 AM · Clear
  6. Tomorrow afternoonUp to 60°16° by 5 PM · Clear
  7. Tomorrow nightDown to 55°13° by 9 PM · Clear
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 4aClear43°6° (likely 40°4° to 53°12°)43°6°0%3 mph5 km/h from N, gusts 5 mph9 km/h93%5%0
Sat 5aClear41°5° (likely 39°4° to 53°12°)41°5°0%3 mph5 km/h from N, gusts 8 mph12 km/h100%11%0
Sat 6aPartly cloudy40°4° (likely 39°4° to 52°11°)40°4°0%3 mph5 km/h from N, gusts 9 mph15 km/h100%20%0
Sat 7aSunny40°4° (likely 38°3° to 51°11°)37°3°0%5 mph8 km/h from N, gusts 9 mph15 km/h100%36%0
Sat 8aSunny42°6° (likely 39°4° to 51°11°)39°4°0%5 mph8 km/h from N, gusts 9 mph15 km/h96%44%0
Sat 9aSunny48°9° (likely 44°7° to 51°11°)48°9°0%3 mph5 km/h from N, gusts 8 mph13 km/h77%41%1
Sat 10aCloudy52°11° (likely 47°8° to 52°11°)52°11°0%3 mph5 km/h from N, gusts 8 mph12 km/h63%62%2
Sat 11aCloudy57°14° (likely 50°10° to 57°14°)57°14°0%3 mph5 km/h from N, gusts 7 mph11 km/h51%62%3
Sat 12pCloudy59°15° (likely 52°11° to 59°15°)59°15°0%3 mph5 km/h from NW, gusts 8 mph13 km/h47%60%4
Sat 1pCloudy56°13° (likely 54°12° to 56°13°)56°13°0%5 mph8 km/h from NW, gusts 10 mph16 km/h51%60%4
Sat 2pCloudy58°14° (likely 55°13° to 58°14°)58°14°0%6 mph10 km/h from W, gusts 10 mph17 km/h49%62%4
Sat 3pPartly sunny59°15° (likely 56°13° to 59°15°)59°15°0%6 mph10 km/h from W, gusts 11 mph17 km/h47%71%3
Sat 4pPartly sunny60°16° (likely 56°13° to 60°16°)60°16°0%6 mph10 km/h from W, gusts 10 mph17 km/h47%68%2
Sat 5pPartly sunny60°16° (likely 56°13° to 60°16°)60°16°0%6 mph10 km/h from W, gusts 10 mph16 km/h47%57%1
Sat 6pMostly clear59°15° (likely 51°11° to 59°15°)59°15°0%5 mph8 km/h from W, gusts 9 mph15 km/h49%46%0
Sat 7pClear55°13° (likely 50°10° to 58°14°)55°13°0%3 mph5 km/h from W, gusts 8 mph13 km/h59%42%0
Sat 8pClear54°12° (likely 49°9° to 59°15°)54°12°0%2 mph3 km/h from W, gusts 7 mph12 km/h66%20%0
Sat 9pClear52°11° (likely 49°9° to 59°15°)52°11°0%2 mph3 km/h from W, gusts 7 mph11 km/h74%0%0
Sat 10pClear52°11° (likely 49°9° to 59°15°)52°11°0%2 mph3 km/h from W, gusts 8 mph13 km/h71%0%0
Sat 11pClear52°11° (likely 47°8° to 59°15°)52°11°0%2 mph3 km/h from W, gusts 9 mph15 km/h74%0%0
Sun 12aClear50°10° (likely 47°8° to 59°15°)50°10°0%2 mph3 km/h from NW, gusts 9 mph14 km/h80%0%0
Sun 1aClear48°9° (likely 47°8° to 58°14°)48°9°0%2 mph3 km/h from NW, gusts 8 mph12 km/h86%0%0
Sun 2aClear47°8° (likely 46°8° to 58°14°)47°8°0%2 mph3 km/h from N, gusts 8 mph12 km/h89%0%0
Sun 3aClear45°7° (likely 45°7° to 57°14°)45°7°0%2 mph3 km/h from N, gusts 8 mph13 km/h96%0%0
Sun 4aClear45°7° (likely 45°7° to 57°14°)45°7°0%2 mph3 km/h from N, gusts 8 mph13 km/h96%0%0
Sun 5aClear44°7° (likely 44°7° to 56°13°)44°7°0%2 mph3 km/h from N, gusts 8 mph13 km/h100%0%0
Sun 6aClear43°6° (likely 43°6° to 55°13°)43°6°0%2 mph3 km/h from N, gusts 7 mph12 km/h82%0%0
Sun 7aSunny44°7° (likely 44°7° to 54°12°)44°7°0%2 mph3 km/h from N, gusts 6 mph10 km/h82%0%0
Sun 8aSunny50°10° (likely 43°6° to 54°12°)50°10°0%3 mph5 km/h from N, gusts 6 mph10 km/h66%0%0
Sun 9aSunny50°10° (likely 48°9° to 54°12°)50°10°0%3 mph5 km/h from NW, gusts 6 mph10 km/h68%1%1
Sun 10aSunny52°11° (likely 51°11° to 55°13°)52°11°0%3 mph5 km/h from N, gusts 6 mph10 km/h63%1%2
Sun 11aSunny54°12° (likely 53°12° to 57°14°)54°12°0%2 mph3 km/h from NW, gusts 5 mph9 km/h59%1%3
Sun 12pSunny55°13° (likely 54°12° to 60°16°)55°13°0%3 mph5 km/h from NW, gusts 5 mph8 km/h57%1%4
Sun 1pSunny56°13° (likely 55°13° to 61°16°)56°13°0%3 mph5 km/h from W, gusts 5 mph9 km/h53%0%4
Sun 2pSunny58°14° (likely 57°14° to 62°17°)58°14°0%3 mph5 km/h from W, gusts 5 mph8 km/h49%0%4
Sun 3pSunny59°15° (likely 57°14° to 62°17°)59°15°0%3 mph5 km/h from W, gusts 6 mph10 km/h47%0%3
Sun 4pSunny59°15° (likely 58°14° to 62°17°)59°15°0%3 mph5 km/h from W, gusts 6 mph10 km/h49%0%2
Sun 5pSunny60°16° (likely 58°14° to 61°16°)60°16°0%3 mph5 km/h from SW, gusts 6 mph10 km/h49%0%1
Sun 6pClear59°15° (likely 54°12° to 60°16°)59°15°0%3 mph5 km/h from SW, gusts 9 mph14 km/h53%0%0
Sun 7pClear58°14° (likely 52°11° to 58°14°)58°14°0%3 mph5 km/h from SW, gusts 10 mph16 km/h55%0%0
Sun 8pClear57°14° (likely 50°10° to 57°14°)57°14°0%3 mph5 km/h from SW, gusts 10 mph17 km/h59%0%0
Sun 9pClear55°13° (likely 49°9° to 56°13°)55°13°0%3 mph5 km/h from SW, gusts 11 mph18 km/h66%0%0
Sun 10pClear55°13° (likely 48°9° to 55°13°)55°13°0%3 mph5 km/h from SW, gusts 11 mph18 km/h64%0%0
Sun 11pClear55°13° (likely 47°8° to 55°13°)55°13°0%3 mph5 km/h from SW, gusts 11 mph17 km/h64%0%0
Mon 12aClear55°13° (likely 47°8° to 55°13°)55°13°0%5 mph8 km/h from W, gusts 10 mph17 km/h64%0%0
Mon 1aClear55°13° (likely 47°8° to 55°13°)55°13°0%5 mph8 km/h from W, gusts 11 mph18 km/h61%0%0
Mon 2aClear55°13° (likely 47°8° to 56°13°)55°13°0%6 mph10 km/h from W, gusts 12 mph19 km/h61%0%0
Mon 3aClear55°13° (likely 49°9° to 58°14°)55°13°0%6 mph10 km/h from W, gusts 11 mph18 km/h59%0%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Cloudy. High 60°16°, low 38°3°. Typical 60°16° / 42°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 42°6°

      Dry

    2. Afternoon

      noon–6 PM

      Partly sunny, 60°16°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 54°12°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 44°7°

      Dry

    Official NWS forecast

    Today: Patchy frost before 8am. Mostly sunny, with a high near 60. Northwest wind around 6 mph.

    Tonight: Mostly clear. Low around 38, with temperatures rising to around 41 overnight. North wind around 3 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    56°13°–60°16°
    Low, likely
    38°3°–51°11°
    Typical high / low
    60°16° / 42°6°
    Wind
    9 mph15 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Sunny. High 61°16°, low 43°6°. Typical 60°16° / 42°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 50°10°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 60°16°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 52°11°

      Dry

    Official NWS forecast

    Day: Sunny, with a high near 61. Northwest wind around 3 mph.

    Night: Clear. Low around 43, with temperatures rising to around 53 overnight. Southwest wind around 6 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    58°14°–62°17°
    Low, likely
    43°6°–53°12°
    Typical high / low
    60°16° / 42°6°
    Wind
    9 mph14 km/h, gusts 15 mph24 km/h
    UV peak
    4
  3. Monday, Oct 26. Sunny. High 64°18°, low 50°10°. Typical 59°15° / 42°6°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 62°17°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 60°15°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 54°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 64.

    Night: Clear, with a low around 50.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    62°17°–64°18°
    Low, likely
    48°9°–54°12°
    Typical high / low
    59°15° / 42°6°
    Wind
    12 mph19 km/h, gusts 22 mph35 km/h
    UV peak
    4
  4. Tuesday, Oct 27. Sunny. High 56°13°, low 43°6°. Typical 59°15° / 41°5°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 51°11°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 55°13°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 52°11°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 47°8°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 56.

    Night: Mostly clear, with a low around 43.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    56°13°–60°16°
    Low, likely
    43°6°–51°11°
    Typical high / low
    59°15° / 41°5°
    Wind
    18 mph29 km/h, gusts 26 mph42 km/h
    UV peak
    4
  5. Wednesday, Oct 28. Mostly sunny. High 56°13°, low 50°10°. Typical 58°14° / 41°5°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 47°8°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 54°12°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 51°11°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 51°11°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Sunny, with a high near 56.

    Night: Partly cloudy, with a low around 50.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    52°11°–56°13°
    Low, likely
    44°7°–50°10°
    Typical high / low
    58°14° / 41°5°
    Wind
    14 mph23 km/h
    UV peak
    4
  6. Thursday, Oct 29. Partly sunny. High 62°17°, low 54°12°. Typical 58°14° / 41°5°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 60°16°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 55°13°

      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 54.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    59°15°–62°17°
    Low, likely
    47°8°–54°12°
    Typical high / low
    58°14° / 41°5°
    Wind
    14 mph22 km/h, gusts 22 mph35 km/h
    UV peak
    4
  7. Friday, Oct 30. Partly sunny. High 63°17°, low 54°12°. Typical 58°14° / 40°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 55°13°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 62°17°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 60°15°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 54°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 63.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    61°16°–64°18°
    Low, likely
    51°11°–56°13°
    Typical high / low
    58°14° / 40°4°
    Wind
    14 mph22 km/h, gusts 29 mph47 km/h
    UV peak
    4
  8. Saturday, Oct 31. Cloudy. High 60°16°, low 52°11°. Typical 58°14° / 40°4°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 53°12°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 60°15°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 52°11°

      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
    57°14°–65°18°
    Low, likely
    48°9°–54°12°
    Typical high / low
    58°14° / 40°4°
    Wind
    14 mph23 km/h, gusts 30 mph48 km/h
    UV peak
    4
  9. Sunday, Nov 1. Cloudy. High 61°16°, low 53°12°. Typical 57°14° / 40°4°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Mostly sunny, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 60°16°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 59°15°

      30% 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°–64°18°
    Low, likely
    45°7°–58°14°
    Typical high / low
    57°14° / 40°4°
    Wind
    11 mph18 km/h
    UV peak
    3
  10. Monday, Nov 2. Cloudy. High 64°18°, low 58°14°. Typical 57°14° / 40°4°. Rain 0.05 in1.3 mm, 30% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 61°16°

      30% chance

    2. Afternoon

      noon–6 PM

      Cloudy, 65°18°

      20% chance

    3. Evening

      6 PM–midnight

      Partly cloudy, 60°16°

      20% chance · 0.17 in4.2 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
    62°17°–66°19°
    Low, likely
    54°12°–61°16°
    Typical high / low
    57°14° / 40°4°
    Wind
    20 mph31 km/h, gusts 30 mph47 km/h
    UV peak
    2

The outlook

  1. Today

    Dry, high 60°, low 38°.

  2. Tomorrow

    Dry, high 61°, low 43°.

  3. Monday

    Dry, high 64°, low 50°, warming up.

  4. Rest of week

    Mostly dry, highs 56–64°.

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

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Fort Pond Bay at Montauk (IN MLLW)

22 mi
Below flood stage
Level
1.7 ft

Forecast peak 3.6 ft Sat 9 AM

Reading from Sat 3:06 AM · NWS gauge page

Long Island Sound near New London Harbor (IN MLLW)

24 mi
Below flood stage
Level
1.5 ft

Forecast peak 4.3 ft Sat 9 AM

Reading from Sat 3 AM · NWS gauge page

Shelter Island Sound at Shelter Island (IN MLLW)

4.8 mi
Level
1.4 ft

Reading from Sat 3 AM · NWS gauge page

Orient Harbor at Orient (IN MLLW)

5.2 mi
Below flood stage
Level
1.4 ft

Reading from Sat 2:54 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 77% less heating than a typical week.

This week 24Typical 105

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
10
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 4 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 28°F). Indoor air will run dry too — a humidifier keeping indoor relative humidity in the 30–50% range is more comfortable and cuts static shocks, without going so high it fogs cold windows.

Open the windows?

Today, 4:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Bridgehampton · official normals 1991–2020 · records 1930–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Normal high / low
60°16° / 42°6°
Forecast high / low
60°16° / 38°3°
Record high
74°23° in 2001
Record low
28°−2° in 2008

Last 7 days vs normal

  1. —SunOct 18
  2. —MonOct 19
  3. —TueOct 20
  4. —WedOct 21
  5. —ThuOct 22
  6. —FriOct 23
  7. —SatOct 24

Greenport West weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:11 AM, sunset 5:55 PM.

Daylight
10 h 44 min
Losing 2 min 35 s a day; shortest Dec 21, 1 h 31 min less
Golden hour
5:17–6:12 PM
Morning 6:54–7:49 AM
Blue hour
6:12–6:23 PM
Morning 6:43–6:54 AM; first light 6:43 AM

Stars tonight? Good

Mostly clear 4:39–6:43 AM; moon 96% lit, sets 5:21 AM.

Moon

Waxing gibbous

96% lit · growing

Today
sets 5:21 AM · rises 4:52 PM
Full moon
Oct 26
New moon
Nov 9
Looking northwest from Greenport West. The highest point on the skyline is about 6,300 ft, 76 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.