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 Feb 19 2026 07:46:34 EST
THERE ARE 2 ACTIVE ALERTS!
wx.cornwallny.gov

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warning PATCHY BLACK ICE THIS MORNING
Most locations are just above freezing, but a few spots are right around the freezing mark. Due to residual moisture from recent precipitation, patchy black ice is possible on untreated roads and other surfaces. Be alert this morning for wet spots that could be black ice. Slow down and travel with caution.
warning BLACK ICE DEVELOPING EARLY THIS MORNING
Temperatures are expected to fall below freezing early this morning, and with residual moisture from recent precipitation, areas of black ice are possible on untreated roads and other surfaces. The black ice will persist through the morning commute and motorist are urged to slow down and travel with caution this Thursday morning.
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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
Today
Mostly Cloudy
40 °F : 3 mph E
Elevation: 75ft
40 °F : 3 mph E
Elevation: 75ft
Current Conditions - Cornwall / Firthcliffe
Today
Mostly Cloudy
39 °F : 5 mph E
Elevation: 331.02ft
39 °F : 5 mph E
Elevation: 331.02ft
Current Conditions - Mountainville
Today
Mostly Cloudy
40 °F : 5 mph E
Elevation: 299.01ft
40 °F : 5 mph E
Elevation: 299.01ft
12 Hour Zone Forecast Orange County (NYZ067)
Mostly Cloudy
39 °F : 5 mph E
Cloudy then Chance Light Snow
30 °F : 2 to 6 mph SE