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
Stay in the know with Greater Cornwall NY Weather Alerts! Active will be displayed here. Ready to receive alerts? Sign up now!
Last Update: Thu Jan 29 2026 13:12:15 EST
THERE IS 1 ACTIVE ALERT!
wx.cornwallny.gov

On FB @cornwalloem
warning COLD WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM EST FRIDAY
* WHAT...Very cold wind chills as low as 17 below expected. * WHERE...Northern Westchester, Orange, Putnam, Rockland, and Southern Westchester Counties. * WHEN...From midnight tonight to 10 AM EST Friday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken.
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WX@Cornwall Social WX Wall
Official WX Feeds
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Greater Cornwall Latest Radar
Latest Radar Loop : NWS OKX - New York City, NY
Latest Radar Loop : NWS BGM - Binghamton, NY
Radar Map for the Greater Cornwall Area
Weather Data: N/A
Temperature: N/A
Current Layer: N/A
Timestamp: N/A
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Greater Cornwall Latest Air Quality
Air Quality Map for the Greater Cornwall Area
Air Quality Index: N/A
Health Recommendation: N/A
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Greater Cornwall Latest Flood Risk
Flood Risk Map for the Greater Cornwall Area
Flood Risk Level: N/A
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Greater Cornwall Weather Conditions and Forecasts
Current Conditions for Greater Cornwall
Current Conditions - Cornwall-on-Hudson
Tonight
Mostly Clear
1 °F : 6 mph W
Elevation: 75ft
1 °F : 6 mph W
Elevation: 75ft
Current Conditions - Cornwall / Firthcliffe
Tonight
Mostly Clear
1 °F : 7 mph W
Elevation: 331.02ft
1 °F : 7 mph W
Elevation: 331.02ft
Current Conditions - Mountainville
Tonight
Mostly Clear
2 °F : 7 mph W
Elevation: 299.01ft
2 °F : 7 mph W
Elevation: 299.01ft
12 Hour Zone Forecast Orange County (NYZ067)
Mostly Clear
2 °F : 7 mph NW
Sunny
14 °F : 7 to 10 mph NW