GREENWICH, CT 06830 Weather Forecast & Current Conditions

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WHITE PLAINS, NY
Current Weather

6:56 AM EDT MAY 18, 2026
Clear
66°F
Feels Like: 66°F
Dewpoint: 63°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: Calm
Pressure: 30.17 inches
Last 72 hours

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GREENWICH, CT 06830
Weather Forecast

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TODAY
Sunny. Highs in the mid 80s. East winds 5 to 10 mph, becoming southeast with gusts up to 20 mph this afternoon.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. South winds 5 to 10 mph. Gusts up to 20 mph in the evening.
TUESDAY
Partly sunny. A slight chance of showers in the afternoon. Highs around 90. Southwest winds 10 to 15 mph. Chance of rain 20 percent. Heat index values in the mid 90s in the afternoon.
TUESDAY NIGHT
Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
WEDNESDAY
Sunny in the morning, then mostly cloudy with showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.
WEDNESDAY NIGHT
Mostly cloudy. Showers in the evening. Cooler with lows in the mid 50s. Chance of rain 90 percent.
THURSDAY
Partly sunny. Cooler with highs around 70.
THURSDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 50.
FRIDAY
Partly sunny. Highs in the mid 60s.
FRIDAY NIGHT
Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows around 50. Chance of rain 60 percent.
SATURDAY
Showers likely. Highs in the mid 60s. Chance of rain 70 percent.
SATURDAY NIGHT
Showers likely. Lows in the lower 50s. Chance of rain 60 percent.
SUNDAY
Showers likely. Highs in the upper 60s. Chance of rain 60 percent.

Visible Weather Satellite
GREENWICH, CT 06830
Infrared Weather Satellite
GREENWICH, CT 06830
NEXRAD Weather Radar
GREENWICH, CT 06830

WHITE PLAINS, NY 3 hourly weather forecast

weather forecast created  7:00 PM CDT  5/17/2026
Monday
18 MAY 2026
GREENWICH, CT 06830 weather forecast Day 1, 0 hours 2 AM 67° 67° Partly Cloudy 9%

0% Thunder
( 6% severe)
  CALM 73% 58°
Low 63° GREENWICH, CT 06830 weather forecast Day 1, 3 hours 5 AM 64° 66° Partly Cloudy   CALM 81% 58°
High 85° GREENWICH, CT 06830 weather forecast Day 1, 6 hours 8 AM 69° 69° Partly Cloudy 1%

0% Thunder
( 1% severe)
E   8 68% 58°

Partly Cloudy



GREENWICH, CT 06830 weather forecast Day 1, 9 hours 11 AM 78° 79° Partly Cloudy ESE   9 47% 56°
GREENWICH, CT 06830 weather forecast Day 1, 12 hours 2 PM 84° 83° Clear 1%

0% Thunder
( 7% severe)
SSE   10 40% 57°
GREENWICH, CT 06830 weather forecast Day 1, 15 hours 5 PM 84° 83° Clear S   13 41% 58°
GREENWICH, CT 06830 weather forecast Day 1, 18 hours 8 PM 75° 75° Clear 3%

0% Thunder
( 6% severe)
SSE   8 55% 58°
GREENWICH, CT 06830 weather forecast Day 1, 21 hours 11 PM 70° 70° Clear S   5 68% 59°
Tuesday
19 MAY 2026
GREENWICH, CT 06830 weather forecast Day 2, 0 hours 2 AM 69° 69° Partly Cloudy 4%

0% Thunder
( 6% severe)
SSW   6 73% 60°
Low 65° GREENWICH, CT 06830 weather forecast Day 2, 3 hours 5 AM 67° 67° Partly Cloudy SSW   6 81% 61°
High 94° GREENWICH, CT 06830 weather forecast Day 2, 6 hours 8 AM 74° 74° Partly Cloudy 0%

0% Thunder
( 2% severe)
SW   8 69% 63°

Partly Cloudy



GREENWICH, CT 06830 weather forecast Day 2, 9 hours 11 AM 88° 88° Partly Cloudy SW   9 40% 61°
GREENWICH, CT 06830 weather forecast Day 2, 12 hours 2 PM 94° 93° Mostly Cloudy 7%

0% Thunder
( 20% severe)
WSW   14 31% 59°
GREENWICH, CT 06830 weather forecast Day 2, 15 hours 5 PM 92° 92° Partly Cloudy SW   14 34% 60°
GREENWICH, CT 06830 weather forecast Day 2, 18 hours 8 PM 83° 83° Partly Cloudy 5%

0% Thunder
( 13% severe)
SSW   8 46% 60°
GREENWICH, CT 06830 weather forecast Day 2, 21 hours 11 PM 79° 80° Partly Cloudy SSW   10 52% 60°

WHITE PLAINS, NY extended weather forecast

Wednesday
20 MAY 2026
Thursday
21 MAY 2026
Friday
22 MAY 2026
Saturday
23 MAY 2026
Sunday
24 MAY 2026
Low 67° Low 55° Low 49° Low 49° Low 49°
High 83° High 66° High 67° High 61° High 63°
GREENWICH, CT 06830 weather forecast Day 3 GREENWICH, CT 06830 weather forecast Day 4 GREENWICH, CT 06830 weather forecast Day 5 GREENWICH, CT 06830 weather forecast Day 6 GREENWICH, CT 06830 weather forecast Day 7
Partly Cloudy
37% Rain
Overcast
22% Rain
Mostly Cloudy
21% Rain
Overcast
50% Rain
Overcast
46% Rain
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