South Wales, NY Weather Forecast
Local 7-day forecast
Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for South Wales, NY in one place.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms between 7am and 8am, then showers and thunderstorms between 8am and 1pm, then a chance of showers and thunderstorms between 1pm and 2pm. Mostly cloudy, with a high near 79. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for South Wales, 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: Jun 9, 2026 8:29 PM EDT.
The active forecast window currently covers Jun 10 to Jun 16, 2026 for South Wales, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 10 to Jun 16, 2026
- Latest sync
- Jun 9, 2026 8:29 PM EDT
- Forecast office
- BUF
- Source
- NOAA / NWS
Daily Outlook
This Week in South Wales
Thursday looks like the warmest upcoming period in South Wales at 82 degrees F.
Monday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Wednesday at about 9 mph SW.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 9, 2026 8:29 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- BUF
- Radar station
- KBUF
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of showers and thunderstorms between 7pm and 2am, then showers and thunderstorms. Mostly cloudy, with a low around 68. Southwest wind 5 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 70. Southwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Rain showers likely between 8am and 11am, then showers and thunderstorms likely. Partly sunny, with a high near 82. Southwest wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 60. Southwest wind 3 to 8 mph. Chance of precipitation is 70%.
Sunny, with a high near 77. West wind 3 to 8 mph.
A slight chance of rain showers after 2am. Mostly clear, with a low around 60.
A slight chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 71. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 70.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 10
|
Showers And Thunderstorms
|
79°F |
9 mph
SW
|
|
Wednesday Night
Jun 10
|
Slight Chance Showers And Thunderstorms
|
68°F |
5 to 8 mph
SW
|
|
Thursday
Jun 11
|
Showers And Thunderstorms
|
82°F |
9 mph
SW
|
|
Thursday Night
Jun 11
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
70°F |
7 mph
SW
|
|
Friday
Jun 12
|
Showers And Thunderstorms Likely
|
82°F |
9 mph
SW
|
|
Friday Night
Jun 12
|
Showers And Thunderstorms Likely then Partly Cloudy
|
60°F |
3 to 8 mph
SW
|
|
Saturday
Jun 13
|
Sunny
|
77°F |
3 to 8 mph
W
|
|
Saturday Night
Jun 13
|
Mostly Clear then Slight Chance Rain Showers
|
60°F |
3 to 7 mph
SW
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
75°F |
7 mph
SW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
56°F |
6 mph
SW
|
|
Monday
Jun 15
|
Chance Rain Showers
|
71°F |
6 mph
SW
|
|
Monday Night
Jun 15
|
Chance Showers And Thunderstorms
|
55°F |
6 mph
SW
|
|
Tuesday
Jun 16
|
Chance Showers And Thunderstorms
|
70°F |
3 to 7 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around South Wales.