Shelter Island Sound at Shelter Island (IN MLLW)
9.0 mi- Level
- 0.9 ft
Reading from Sat 5 PM · NWS gauge page
Appearance
Starts in 5 h 7 min
Issued for this forecast zone · National Weather Service Upton NY
What
Temperatures in the mid 30s, and locally as low 25 to 30 in parts of the Pine Barrens of Long Island, 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: Southern Fairfield; Southern New Haven; Southern Middlesex; Southern New London; Northeast Suffolk; Southeast Suffolk
See it on weather.gov (opens in a new tab)Observed 5:55 PM EDT at KFOK
Sunny and 46°8°.
Today: low 35°2° (likely 35°2° to 47°8°), high 58°14° (likely 57°14° to 59°15°).
Now 46°8°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 6p | Mostly clear | 56°13° (likely 52°11° to 56°13°) | 56°13° | 0% | 3 mph5 km/h from W, gusts 8 mph13 km/h | 53% | 17% | 0 |
| Sat 7p | Clear | 53°12° (likely 51°11° to 56°13°) | 53°12° | 0% | 3 mph5 km/h from W, gusts 8 mph12 km/h | 61% | 6% | 0 |
| Sat 8p | Clear | 51°11° (likely 50°10° to 55°13°) | 51°11° | 0% | 2 mph3 km/h from W, gusts 7 mph11 km/h | 66% | 1% | 0 |
| Sat 9p | Clear | 47°8° (likely 47°8° to 55°13°) | 47°8° | 0% | 2 mph3 km/h from NW, gusts 8 mph13 km/h | 76% | 0% | 0 |
| Sat 10p | Clear | 46°8° (likely 46°8° to 55°13°) | 46°8° | 0% | 2 mph3 km/h from NW, gusts 8 mph13 km/h | 79% | 0% | 0 |
| Sat 11p | Clear | 45°7° (likely 45°7° to 54°12°) | 45°7° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 82% | 0% | 0 |
| Sun 12a | Clear | 44°7° (likely 44°7° to 54°12°) | 44°7° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 82% | 0% | 0 |
| Sun 1a | Clear | 42°6° (likely 42°6° to 53°12°) | 42°6° | 0% | 2 mph3 km/h from NW, gusts 6 mph10 km/h | 89% | 0% | 0 |
| Sun 2a | Clear | 40°4° (likely 40°4° to 53°12°) | 40°4° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 96% | 0% | 0 |
| Sun 3a | Clear | 39°4° (likely 39°4° to 53°12°) | 39°4° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 96% | 0% | 0 |
| Sun 4a | Clear | 38°3° (likely 38°3° to 52°11°) | 38°3° | 0% | 2 mph3 km/h from N, gusts 7 mph11 km/h | 100% | 0% | 0 |
| Sun 5a | Clear | 36°2° (likely 36°2° to 51°11°) | 36°2° | 0% | 2 mph3 km/h from N, gusts 7 mph11 km/h | 100% | 0% | 0 |
| Sun 6a | Clear | 38°3° (likely 38°3° to 51°11°) | 38°3° | 0% | 2 mph3 km/h from N, gusts 6 mph10 km/h | 100% | 0% | 0 |
| Sun 7a | Sunny | 38°3° (likely 38°3° to 50°10°) | 36°2° | 0% | 3 mph5 km/h from N, gusts 6 mph9 km/h | 100% | 0% | 0 |
| Sun 8a | Sunny | 40°4° (likely 40°4° to 51°11°) | 38°3° | 0% | 3 mph5 km/h from N, gusts 5 mph9 km/h | 96% | 0% | 0 |
| Sun 9a | Sunny | 45°7° (likely 45°7° to 53°12°) | 44°7° | 0% | 3 mph5 km/h from N, gusts 5 mph8 km/h | 79% | 0% | 1 |
| Sun 10a | Sunny | 48°9° (likely 48°9° to 57°14°) | 47°8° | 0% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 74% | 0% | 2 |
| Sun 11a | Sunny | 51°11° (likely 51°11° to 59°15°) | 51°11° | 0% | 3 mph5 km/h from N, gusts 6 mph9 km/h | 66% | 0% | 3 |
| Sun 12p | Sunny | 53°12° (likely 53°12° to 60°16°) | 53°12° | 0% | 3 mph5 km/h from NW, gusts 8 mph13 km/h | 61% | 0% | 4 |
| Sun 1p | Sunny | 57°14° (likely 56°13° to 62°17°) | 57°14° | 0% | 3 mph5 km/h from NW, gusts 7 mph12 km/h | 53% | 0% | 4 |
| Sun 2p | Sunny | 58°14° (likely 57°14° to 63°17°) | 58°14° | 0% | 3 mph5 km/h from W, gusts 7 mph11 km/h | 51% | 0% | 4 |
| Sun 3p | Sunny | 60°16° (likely 58°14° to 63°17°) | 60°16° | 0% | 3 mph5 km/h from W, gusts 6 mph10 km/h | 47% | 0% | 3 |
| Sun 4p | Sunny | 61°16° (likely 59°15° to 63°17°) | 61°16° | 0% | 3 mph5 km/h from SW, gusts 6 mph10 km/h | 46% | 0% | 2 |
| Sun 5p | Sunny | 60°16° (likely 58°14° to 61°16°) | 60°16° | 0% | 3 mph5 km/h from SW, gusts 5 mph8 km/h | 49% | 0% | 1 |
| Sun 6p | Clear | 57°14° (likely 54°12° to 57°14°) | 57°14° | 0% | 3 mph5 km/h from SW, gusts 6 mph10 km/h | 59% | 0% | 0 |
| Sun 7p | Clear | 54°12° (likely 52°11° to 55°13°) | 54°12° | 0% | 3 mph5 km/h from SW, gusts 9 mph15 km/h | 69% | 0% | 0 |
| Sun 8p | Clear | 49°9° (likely 49°9° to 54°12°) | 48°9° | 0% | 3 mph5 km/h from SW, gusts 10 mph16 km/h | 86% | 0% | 0 |
| Sun 9p | Clear | 48°9° (likely 48°9° to 54°12°) | 47°8° | 0% | 3 mph5 km/h from SW, gusts 10 mph16 km/h | 89% | 0% | 0 |
| Sun 10p | Clear | 47°8° (likely 47°8° to 54°12°) | 46°8° | 0% | 3 mph5 km/h from SW, gusts 11 mph17 km/h | 93% | 0% | 0 |
| Sun 11p | Clear | 47°8° (likely 47°8° to 54°12°) | 46°8° | 0% | 3 mph5 km/h from SW, gusts 11 mph18 km/h | 93% | 0% | 0 |
| Mon 12a | Clear | 47°8° (likely 46°8° to 53°12°) | 46°8° | 0% | 3 mph5 km/h from W, gusts 12 mph19 km/h | 93% | 0% | 0 |
| Mon 1a | Clear | 46°8° (likely 46°8° to 53°12°) | 44°7° | 0% | 5 mph8 km/h from W, gusts 13 mph22 km/h | 96% | 0% | 0 |
| Mon 2a | Clear | 46°8° (likely 46°8° to 53°12°) | 44°7° | 0% | 5 mph8 km/h from W, gusts 14 mph22 km/h | 96% | 0% | 0 |
| Mon 3a | Clear | 44°7° (likely 44°7° to 53°12°) | 41°5° | 0% | 5 mph8 km/h from W, gusts 13 mph22 km/h | 100% | 0% | 0 |
| Mon 4a | Clear | 44°7° (likely 44°7° to 52°11°) | 41°5° | 0% | 6 mph10 km/h from W, gusts 14 mph22 km/h | 100% | 0% | 0 |
| Mon 5a | Clear | 43°6° (likely 43°6° to 52°11°) | 39°4° | 0% | 6 mph10 km/h from W, gusts 13 mph20 km/h | 100% | 1% | 0 |
| Mon 6a | Clear | 42°6° (likely 42°6° to 51°11°) | 38°3° | 0% | 6 mph10 km/h from W, gusts 13 mph21 km/h | 100% | 0% | 0 |
| Mon 7a | Sunny | 43°6° (likely 43°6° to 51°11°) | 39°4° | 0% | 6 mph10 km/h from W, gusts 13 mph20 km/h | 100% | 2% | 0 |
| Mon 8a | Sunny | 45°7° (likely 45°7° to 52°11°) | 42°6° | 0% | 6 mph10 km/h from W, gusts 12 mph19 km/h | 96% | 3% | 0 |
| Mon 9a | Sunny | 49°9° (likely 49°9° to 56°13°) | 46°8° | 0% | 7 mph11 km/h from W, gusts 13 mph21 km/h | 86% | 12% | 1 |
| Mon 10a | Sunny | 52°11° (likely 52°11° to 59°15°) | 52°11° | 0% | 7 mph11 km/h from W, gusts 13 mph22 km/h | 80% | 5% | 2 |
| Mon 11a | Sunny | 55°13° (likely 55°13° to 60°16°) | 55°13° | 0% | 8 mph13 km/h from W, gusts 13 mph20 km/h | 74% | 3% | 3 |
| Mon 12p | Sunny | 57°14° (likely 57°14° to 62°17°) | 57°14° | 0% | 9 mph14 km/h from W, gusts 13 mph21 km/h | 69% | 4% | 4 |
| Mon 1p | Sunny | 60°16° (likely 59°15° to 63°17°) | 60°16° | 0% | 9 mph14 km/h from W, gusts 13 mph20 km/h | 64% | 10% | 4 |
| Mon 2p | Sunny | 61°16° (likely 59°15° to 64°18°) | 61°16° | 0% | 9 mph14 km/h from W, gusts 13 mph21 km/h | 62% | 2% | 4 |
| Mon 3p | Sunny | 62°17° (likely 59°15° to 65°18°) | 62°17° | 0% | 9 mph14 km/h from W, gusts 13 mph21 km/h | 62% | 2% | 3 |
| Mon 4p | Sunny | 63°17° (likely 60°16° to 65°18°) | 63°17° | 0% | 9 mph14 km/h from W, gusts 13 mph21 km/h | 60% | 5% | 2 |
| Mon 5p | Sunny | 63°17° (likely 62°17° to 64°18°) | 63°17° | 0% | 8 mph13 km/h from W, gusts 13 mph20 km/h | 62% | 3% | 1 |
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Tonight: Areas of frost after 4am. Mostly clear, with a low around 35. Northwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Patchy frost before 8am. Sunny, with a high near 61. Northwest wind around 3 mph.
Night: Clear, with a low around 42. Southwest wind around 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Sunny, with a high near 64. West wind 6 to 9 mph.
Night: Mostly clear. Low around 47, with temperatures rising to around 50 overnight. Northwest wind 5 to 12 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 57.
Night: Mostly clear, with a low around 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
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 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Night: Mostly clear, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 66.
Night: Mostly clear, with a low around 51.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
30% chance · 0.01 in0.3 mm
Overnight
midnight–6 AM
40% chance · 0.08 in1.9 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
40% chance · 0.1 in2.6 mm
Afternoon
noon–6 PM
30% chance · 0.13 in3.2 mm
Evening
6 PM–midnight
30% chance · 0.15 in3.7 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Dry, high 58°, low 35°.
Dry, high 61°, low 42°, warming up.
Dry, high 64°, low 47°, warming up.
Mostly dry, highs 56–66°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (OKX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 5 PM · NWS gauge page
Reading from Sat 5:54 PM · NWS gauge page
Reading from Sat 5:48 PM · NWS gauge page
Reading from Sat 5:54 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 72% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 9 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 37°F).
Sun, 3:00 PM–5:00 PM
Good stretch to open the windows.
Today’s expected high is 3°2° colder than typical.
Cutchogue weather by month: normals, records, snow and freeze dates
Sunrise 7:11 AM, sunset 5:56 PM.
Clear 6:53 PM–6:44 AM, but the moon is 99% lit and up.
Waxing gibbous
98% lit · growing