North Country Weather: Watertown, Jefferson & St. Lawrence County Forecast
The forecast for the towns across Northern New York, straight from the National Weather Service, with any watches or warnings in force and ClickNNY's latest weather reporting. The Weather bar on this page follows your own location.
What's the weather in Watertown today?
Right now in Watertown: 54°F, light rain, as of 5:25 PM. National Weather Service forecast for this afternoon: A chance of rain showers. Cloudy. High near 66, with temperatures falling to around 57 in the afternoon. West wind around 15 mph, with gusts as high as 33 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. Tonight: chance rain showers then cloudy, low 32°F.
Source: National Weather Service, observed at Watertown, Watertown International Airport. Forecast updated .
Weather alerts in the North Country
No National Weather Service watches, warnings or advisories are in force for Jefferson, Lewis, St. Lawrence, Franklin, Clinton or Oswego counties as of 6:11 PM EDT.
Full alert text and past alertsWeather where you are
Forecast for your area
Radar
Live radar loop from the National Weather Service Fort Drum (KTYX) station, covering Jefferson, Lewis and St. Lawrence counties. Refreshes every few minutes.
Forecast for North Country towns
Watertown
Jefferson County54°F Light Rain at 5:25 PM
- This Afternoon:
- Chance Rain Showers, high 66°F, 51% chance of precipitation
- Tonight:
- Chance Rain Showers then Cloudy, low 32°F, 46% chance of precipitation
Fort Drum
Jefferson County- This Afternoon:
- Rain Showers Likely, high 65°F, 58% chance of precipitation
- Tonight:
- Chance Rain Showers then Cloudy, low 30°F, 50% chance of precipitation
Clayton
Jefferson County54°F Light Rain at 5:25 PM
- This Afternoon:
- Chance Rain Showers, high 63°F, 39% chance of precipitation
- Tonight:
- Chance Rain Showers then Mostly Cloudy, low 34°F, 29% chance of precipitation
Ogdensburg
St. Lawrence County48°F Cloudy at 5:25 PM
- This Afternoon:
- Chance Rain Showers, high 60°F, 38% chance of precipitation
- Tonight:
- Slight Chance Rain Showers then Mostly Cloudy, low 34°F, 18% chance of precipitation
Potsdam
St. Lawrence County48°F Cloudy at 5:25 PM
- This Afternoon:
- Rain Showers Likely, high 61°F, 59% chance of precipitation
- Tonight:
- Chance Rain Showers then Mostly Cloudy, low 32°F, 38% chance of precipitation
Massena
St. Lawrence County48°F Cloudy at 5:25 PM
- This Afternoon:
- Chance Rain Showers, high 58°F, 44% chance of precipitation
- Tonight:
- Slight Chance Rain Showers then Mostly Cloudy, low 32°F, 24% chance of precipitation
Lowville
Lewis County- This Afternoon:
- Rain Showers Likely, high 65°F, 62% chance of precipitation
- Tonight:
- Rain Showers Likely, low 29°F, 56% chance of precipitation
Malone
Franklin County48°F Cloudy at 5:25 PM
- This Afternoon:
- Rain Showers Likely, high 61°F, 64% chance of precipitation
- Tonight:
- Rain Showers Likely then Chance Rain And Snow Showers, low 30°F, 56% chance of precipitation
Plattsburgh
Clinton County54°F Cloudy at 5:50 PM
- This Afternoon:
- Rain Showers Likely, high 60°F, 69% chance of precipitation
- Tonight:
- Chance Rain Showers then Mostly Cloudy, low 35°F, 51% chance of precipitation
Latest ClickNNY weather stories
- Rain, wind forecast across the North Country on FridayRain and windy conditions are forecast across Northern New York on Friday, Oct. 16, 2026, followed by cooler weather and possible wet snow in higher elevations Saturday.
- About 6,900 National Grid customers lose power near WatertownAbout 6,900 National Grid customers in the greater Watertown area lost power Wednesday afternoon, with most power later restored.
- Watertown schools to receive $12.3 million for flood repairsThe Watertown City School District is set to receive $10.6 million from FEMA and $1.7 million from the New York State Department of Homeland Security for flood repairs and mitigation after August 2024 storm damage.
- Light rain expected across parts of the North Country overnightA weather forecast calls for cloudy skies and periods of light rain overnight in several North Country locations, with lows in the mid-40s to around 50 degrees.
- Frost advisory reported for North Country on SaturdayA submission says a frost advisory is expected across the North Country on Saturday, with temperatures dipping to 32 degrees.
- Frost advisory issued for parts of North Country TuesdayThe National Weather Service issued a frost advisory for Franklin, Clinton and Essex counties from 2 a.m. to 8 a.m. Tuesday, with temperatures possibly falling to 32 degrees.
- Fall color beginning to appear in St. Lawrence CountyThe 2026 I LOVE NY Fall Foliage Report says leaves are starting to change in the Adirondacks and along the St. Lawrence River in St. Lawrence County.
- Beach hazards statement issued for Jefferson County through Thursday eveningThe National Weather Service issued a beach hazards statement for Jefferson County because of expected strong currents and dangerous swimming conditions from Wednesday evening through Thursday evening.
- Flash flooding sends water into homes and business in Cape VincentFlash flooding after an overnight storm sent water into homes and the French Towne Market in Cape Vincent, with cleanup underway the following day.
- Fog Possible, Sunshine Expected Across North Country Through Labor DayPatchy morning fog and mostly sunny conditions are expected across Jefferson, Lewis and St. Lawrence counties through Labor Day, with showers possible later in the week.
- Severe storms reported to flood roads, bring down trees across Upstate New YorkA submitted news tip points to reports of severe storms flooding roads, downing trees and disrupting power across Upstate New York.
- Carthage, West Carthage residents urged to conserve waterThe villages of Carthage and West Carthage were told to conserve water after a break in the main line from the reservoir to the water treatment plant.
Weather on ClickNNY News
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Common questions
- Where does ClickNNY's forecast come from?
- From the National Weather Service. The town forecasts, current conditions and alerts on this page are read from the NWS public API (api.weather.gov) and shown in the agency's own words. ClickNNY does not make its own forecast.
- Which National Weather Service office covers the North Country?
- Two offices. The NWS office in Buffalo covers Jefferson, Lewis and Oswego counties, including Watertown, Fort Drum, Clayton and Lowville. The NWS office in Burlington, Vermont covers St. Lawrence, Franklin and Clinton counties, including Ogdensburg, Potsdam, Massena, Malone and Plattsburgh.
- How often is this page updated?
- Alerts are re-checked about every minute, current conditions about every 10 minutes and town forecasts about every 30 minutes, which is as often as the National Weather Service usually changes them.
- Why does the Weather bar show a different town from mine?
- The Weather bar follows your own location, worked out from your device or your internet connection. On a VPN it shows the city your connection appears to come from. You can pick any North Country town from the forecast panel.
Forecasts, observations and alerts are from the National Weather Service (public domain) and are shown in the agency's words. ClickNNY is not affiliated with NOAA or the National Weather Service.