Black River, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Black River, NY in one place.
Sunny, with a high near 66. East wind 5 to 8 mph.
Local Weather Overview
This forecast page for Black River, NY is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 22, 2026 10:33 AM EDT.
The active forecast window currently covers Sep 23 to Sep 28, 2026 for Black River, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 23 to Sep 28, 2026
- Latest sync
- Sep 22, 2026 10:33 AM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in Black River
Monday looks like the warmest upcoming period in Black River at 69 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 39 degrees F.
The strongest winds are forecast for Saturday at about 6 to 13 mph NE.
The forecast from Sep 23 through Sep 28 stays mostly dry.
Forecast Details
- Last updated
- Sep 22, 2026 10:33 AM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KTYX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 39. East wind 3 to 7 mph.
Sunny, with a high near 65. Northeast wind 3 to 9 mph.
Mostly clear, with a low around 44. Northeast wind 3 to 8 mph.
Mostly sunny, with a high near 66. Northeast wind 5 to 12 mph.
Partly cloudy, with a low around 46. Northeast wind 5 to 10 mph.
Mostly sunny, with a high near 66.
Partly cloudy, with a low around 46.
Sunny, with a high near 68.
Partly cloudy, with a low around 48.
Mostly sunny, with a high near 69.
Partly cloudy, with a low around 51.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 23
|
Sunny
|
66°F |
5 to 8 mph
E
|
|
Wednesday Night
Sep 23
|
Mostly Clear
|
39°F |
3 to 7 mph
E
|
|
Thursday
Sep 24
|
Sunny
|
65°F |
3 to 9 mph
NE
|
|
Thursday Night
Sep 24
|
Mostly Clear
|
44°F |
3 to 8 mph
NE
|
|
Friday
Sep 25
|
Mostly Sunny
|
66°F |
5 to 12 mph
NE
|
|
Friday Night
Sep 25
|
Partly Cloudy
|
46°F |
5 to 10 mph
NE
|
|
Saturday
Sep 26
|
Mostly Sunny
|
66°F |
6 to 13 mph
NE
|
|
Saturday Night
Sep 26
|
Partly Cloudy
|
46°F |
5 to 12 mph
NE
|
|
Sunday
Sep 27
|
Sunny
|
68°F |
6 to 10 mph
NE
|
|
Sunday Night
Sep 27
|
Partly Cloudy
|
48°F |
3 to 8 mph
NE
|
|
Monday
Sep 28
|
Mostly Sunny
|
69°F |
6 mph
NE
|
|
Monday Night
Sep 28
|
Partly Cloudy
|
51°F |
5 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Black River.