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: Mon Apr 20 2026 13:57:47 EDT
THERE IS 1 ACTIVE ALERT!

wx.cornwallny.gov
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warning FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
Freeze Warning issued April 20 at 1:57PM EDT until April 21 at 9:00AM EDT by NWS Upton NY (Region Impacted: Northern Fairfield; Northern New Haven; Northern Middlesex; Northern New London; Southern Fairfield; Southern New Haven; Southern Middlesex; Southern New London; Western Passaic; Eastern Passaic; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union; Orange; Putnam; Rockland; Northern Westchester; Southern Westchester; Northwest Suffolk; Northeast Suffolk; Southwest Suffolk; Southeast Suffolk)
* WHAT...Sub freezing temperatures in the 20s and lower 30s expected. * WHERE...All of southern Connecticut, and most of northeast New Jersey and southeast New York. * WHEN...From midnight tonight to 9 AM EDT Tuesday. * IMPACTS...Freeze and frost conditions could kill crops and other sensitive vegetation.

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Air Quality Map for the Greater Cornwall Area

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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

Overnight

Widespread frost. Clear, with a low around 24. Wind chill values as low as 20. North wind around 5 mph.
Widespread Frost
24 °F : 5 mph N
Elevation: 696.03ft

Current Conditions - Cornwall / Firthcliffe

Overnight

Clear, with a low around 24. Wind chill values as low as 17. North wind around 6 mph.
Clear
24 °F : 6 mph N
Elevation: 1096.05ft

Current Conditions - Mountainville

Overnight

Clear, with a low around 24. Wind chill values as low as 18. North wind around 6 mph.
Clear
24 °F : 6 mph N
Elevation: 1001.05ft

12 Hour Zone Forecast Orange County (NYZ067)

Overnight
Clear, with a low around 25. Wind chill values as low as 18. North wind around 7 mph.
Clear
25 °F : 7 mph N
Tuesday
Sunny, with a high near 50. Wind chill values as low as 19. Southeast wind 2 to 6 mph.
Sunny
50 °F : 2 to 6 mph SE