New York · NWS OKX office

Port Chester, NY weather

It is 41°F and clear at White Plains - Westchester County Airport as of Oct 28, 2:00 AM EDT. Overnight: Partly Cloudy, low near 41°F. Forecast from the National Weather Service, issued Oct 27, 11:32 PM EDT.

Updated Oct 28, 2:27 AM EDT (snapshot)

Current conditions

Temperature

41°F

Clear · feels like 39°F

Wind

WNW 3 mph

Humidity 61% · dew point 28°F

Pressure · visibility

30.42 inHg

Visibility 10 mi

Observed at White Plains - Westchester County Airport (KHPN), Oct 28, 2:00 AM EDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Port Chester forecast zone right now.

Around the NWS OKX forecast area

1 active alert covers zones served by the OKX office near Port Chester:

  • Coastal Flood Statement

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in New York.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Port Chester (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM44°FPartly Cloudy0%N 5 mph
Wed 3 AM43°FMostly Clear0%NE 3 mph
Wed 4 AM43°FPartly Cloudy0%NE 5 mph
Wed 5 AM42°FPartly Cloudy0%NE 5 mph
Wed 6 AM41°FPartly Sunny0%NE 5 mph
Wed 7 AM41°FMostly Sunny0%NE 5 mph
Wed 8 AM41°FSunny0%NE 5 mph
Wed 9 AM45°FSunny0%NE 5 mph
Wed 10 AM49°FMostly Sunny0%NE 3 mph
Wed 11 AM52°FMostly Sunny0%E 3 mph
Wed 12 PM55°FMostly Sunny0%E 3 mph
Wed 1 PM58°FPartly Sunny0%SE 3 mph
Wed 2 PM60°FPartly Sunny0%SE 3 mph
Wed 3 PM61°FCloudy0%SE 5 mph
Wed 4 PM61°FMostly Cloudy0%SE 5 mph
Wed 5 PM60°FCloudy0%SE 5 mph
Wed 6 PM59°FCloudy0%S 5 mph
Wed 7 PM57°FCloudy0%S 5 mph
Wed 8 PM55°FMostly Cloudy0%S 5 mph
Wed 9 PM54°FPartly Cloudy0%S 5 mph
Wed 10 PM53°FMostly Clear0%S 3 mph
Wed 11 PM52°FMostly Clear0%S 3 mph
Thu 12 AM51°FMostly Clear0%S 3 mph
Thu 1 AM50°FMostly Clear0%SW 3 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Port Chester can differ.

7-day forecast

Overnight

Low 41°F

Partly cloudy, with a low around 41. Northeast wind around 5 mph.

Wednesday

High 61°F·Low 47°F

Partly sunny, with a high near 61. East wind around 5 mph.

Wednesday Night: Partly cloudy, with a low around 47. Southwest wind around 5 mph.

Thursday

High 69°F·Low 54°F

Sunny, with a high near 69. Southwest wind 3 to 9 mph.

Thursday Night: Mostly clear, with a low around 54. Southwest wind around 8 mph.

Friday

High 72°F·Low 45°F

Sunny. High near 72, with temperatures falling to around 69 in the afternoon.

Friday Night: Mostly clear, with a low around 45.

Saturday

High 64°F·Low 46°F

Mostly sunny, with a high near 64.

Saturday Night: Mostly cloudy, with a low around 46.

Sunday

High 66°F·Low 52°F

Partly sunny, with a high near 66.

Sunday Night: A chance of rain showers after 1am. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

Monday

High 67°F·Low 52°F

A chance of rain showers. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 52. Chance of precipitation is 40%.

Tuesday

High 65°F

A chance of rain showers. Partly sunny, with a high near 65.

Nearby cities

Larger cities in the area

Other cities in Westchester County

See every city we cover in New York, or check all active alerts.

About this forecast

Forecast office
Port Chester is served by the National Weather Service OKX forecast office, forecast zone NYZ071, county zone NYC119.
Location used
The Census Bureau's internal point for Port Chester (41.0047, -73.6672), in Westchester County. Population: 30,957 (2024 estimate), number 25 of the 43 New York cities on this site.
Radar
Nearest NWS radar: KOKX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/41.0047,-73.6672 (forecast issued Oct 27, 11:32 PM EDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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