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: Tue Feb 3 2026 17:33:36 EST
THERE IS 1 ACTIVE ALERT!
wx.cornwallny.gov

On FB @cornwalloem
warning PATCHY BLACK ICE POSSIBLE
Patchy black ice is possible through tonight. Water on sidewalks and roads has been observed in some areas from afternoon snowmelt. This could cause slick conditions on untreated surfaces as water refreezes this evening. Use caution.
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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
Partly Cloudy
8 °F : 2 mph W
Elevation: 75ft
8 °F : 2 mph W
Elevation: 75ft
Current Conditions - Cornwall / Firthcliffe
Tonight
Partly Cloudy
9 °F : 3 mph SW
Elevation: 331.02ft
9 °F : 3 mph SW
Elevation: 331.02ft
Current Conditions - Mountainville
Tonight
Partly Cloudy
9 °F : 3 mph W
Elevation: 299.01ft
9 °F : 3 mph W
Elevation: 299.01ft
12 Hour Zone Forecast Orange County (NYZ067)
Partly Cloudy
9 °F : 5 mph W
Sunny
29 °F : 7 mph NW