Weather@Cornwall NY

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Welcome to Weather@Cornwall NY

The Greater Cornwall communities' official source for real-time localized weather conditions, radar, live feeds, forecasts, alerts and events. Learn more about the Cornwall Office of Emergency Management Environmental Intelligence Programs and Stay Informed!

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Greater Cornwall WX Alerts

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Current watches, warnings, and advisories for Orange (NYZ067) NY
Last Update: Fri Jun 12 2026 12:02:08 EDT
THERE IS 1 ACTIVE ALERT!

wx.cornwallny.gov
On FB @cornwalloem

warning HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING
Heat Advisory issued June 12 at 2:55AM EDT until June 12 at 8:00PM EDT by NWS Upton NY (Region Impacted: Western Passaic; Eastern Passaic; Hudson; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union; Orange; Putnam; Rockland; Northern Westchester; Southern Westchester)
* WHAT...Heat index values up to 102. * WHERE...Portions of northeast New Jersey and southeast New York. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

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Latest Radar Loop : NWS OKX - New York City, NY

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Greater Cornwall Latest Air Quality

Air Quality Map for the Greater Cornwall Area

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Greater Cornwall Latest Flood Risk

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Greater Cornwall Live Weather Feeds

Camera imagery courtesy of NYS Mesonet • Site: Otisville Last refreshed: —

Greater Cornwall Weather Conditions and Forecasts

Current Conditions for Greater Cornwall

Current Conditions - Cornwall-on-Hudson

Today

A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 93, with temperatures falling to around 90 in the afternoon. Heat index values as high as 97. Northwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly Sunny then Chance Showers And Thunderstorms
93 °F : 8 mph NW
Elevation: 696.03ft

Current Conditions - Cornwall / Firthcliffe

Today

A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 91, with temperatures falling to around 87 in the afternoon. Heat index values as high as 95. Northwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly Sunny then Chance Showers And Thunderstorms
91 °F : 8 mph NW
Elevation: 1096.05ft

Current Conditions - Mountainville

Today

A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 90, with temperatures falling to around 87 in the afternoon. Heat index values as high as 95. Northwest wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly Sunny then Chance Showers And Thunderstorms
90 °F : 9 mph NW
Elevation: 1001.05ft

12 Hour Zone Forecast Orange County (NYZ067)

Today
A chance of showers and thunderstorms between 2pm and 5pm, then showers and thunderstorms likely. Mostly sunny. High near 91, with temperatures falling to around 87 in the afternoon. Heat index values as high as 95. Northwest wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly Sunny then Chance Showers And Thunderstorms
91 °F : 8 mph NW
Tonight
Showers and thunderstorms likely before 11pm. Partly cloudy, with a low around 63. Northwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers And Thunderstorms Likely then Partly Cloudy
63 °F : 7 to 10 mph NW