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: Mon Apr 20 2026 02:16:27 EDT
THERE IS 1 ACTIVE ALERT!
wx.cornwallny.gov
On FB @cornwalloem
warning FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
* WHAT...Sub-freezing temperatures as low as 24 expected. * WHERE...In Connecticut, Northern Fairfield, Northern Middlesex, Northern New Haven, and Northern New London Counties. In New Jersey, Eastern Essex, Eastern Union, Western Essex, and Western Union Counties. In New York, Orange and Putnam Counties. * WHEN...From midnight tonight to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation.
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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 Live Weather Feeds
Camera imagery courtesy of
NYS Mesonet
• Site: Otisville
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