SOUTH WALES, NY 14139 Weather Forecast & Current Conditions

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BUFFALO, NY
Current Weather

5:54 AM EDT MAY 19, 2026
Broken Clouds
66°F
Feels Like: 66°F
Dewpoint: 64°F
Rel. Hum.: 93%
Visibility: 10 miles
Wind: SSW at 7 mph
Pressure: 30.01 inches
Last 72 hours

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SOUTH WALES, NY 14139
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy early, then becoming partly sunny. A chance of showers early. A chance of showers and thunderstorms this afternoon. Warm with highs ranging from around 80 along the lake erie shore to the mid 80s inland. Southwest winds 10 to 15 mph. Chance of rain 40 percent.
TONIGHT
Showers with a chance of thunderstorms. Much cooler with lows in the mid 50s. Southwest winds 10 mph or less. Chance of rain 80 percent.
WEDNESDAY
Mostly cloudy with a chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Much cooler. Less humid with highs in the lower 60s. Light winds. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. Lows ranging from the upper 30s inland to the mid 40s along the lake erie shore. Light winds.
THURSDAY
Mostly sunny. Highs ranging from the upper 50s inland to the lower 60s along the lake erie shore. Light winds.
THURSDAY NIGHT
Partly cloudy. Lows in the mid 40s.
FRIDAY
Mostly cloudy with a 40 percent chance of showers. Highs in the upper 60s.
FRIDAY NIGHT
Showers. Lows in the upper 40s. Chance of rain 80 percent.
SATURDAY
Showers with a chance of thunderstorms. Highs in the mid 60s. Chance of rain 80 percent.
SATURDAY NIGHT
Showers likely with a chance of thunderstorms. Lows in the lower 50s. Chance of rain 60 percent.
SUNDAY
Mostly cloudy with a chance of showers. Highs in the upper 60s. Chance of rain 50 percent.
SUNDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 30 percent.
MEMORIAL DAY
Partly sunny. Highs in the mid 70s.

Visible Weather Satellite
SOUTH WALES, NY 14139
Infrared Weather Satellite
SOUTH WALES, NY 14139
NEXRAD Weather Radar
SOUTH WALES, NY 14139

BUFFALO, NY 3 hourly weather forecast

weather forecast created  8:00 PM EDT  5/18/2026
Tuesday
19 MAY 2026
SOUTH WALES, NY 14139 weather forecast Day 1, 0 hours 2 AM 69° 69° Mostly Cloudy 28%
RAIN
<.01 in
0% Thunder
( 5% severe)
SW   12 73% 60°
Low 68° SOUTH WALES, NY 14139 weather forecast Day 1, 3 hours 5 AM 70° 70° Mostly Cloudy SW   13 71% 60°
High 86° SOUTH WALES, NY 14139 weather forecast Day 1, 6 hours 8 AM 72° 72° Mostly Cloudy 6%

0% Thunder
( 8% severe)
SW   14 68% 61°

Mostly Cloudy




Breezy
SOUTH WALES, NY 14139 weather forecast Day 1, 9 hours 11 AM 80° 81° Mostly Cloudy SW   18 52% 61°
SOUTH WALES, NY 14139 weather forecast Day 1, 12 hours 2 PM 84° 85° Partly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 29% severe)
SW   21 48% 62°
SOUTH WALES, NY 14139 weather forecast Day 1, 15 hours 5 PM 82° 83° Partly Cloudy SW   20 51% 62°
SOUTH WALES, NY 14139 weather forecast Day 1, 18 hours 8 PM 78° 80° Mostly Cloudy 49%
RAIN
***
0% Thunder
( 26% severe)
SW   16 58% 62°
SOUTH WALES, NY 14139 weather forecast Day 1, 21 hours 11 PM 70° 70° Mostly Cloudy SW   16 73% 61°
Wednesday
20 MAY 2026
SOUTH WALES, NY 14139 weather forecast Day 2, 0 hours 2 AM 66° 66° Mostly Cloudy 72%
RAIN
1–2 in
0% Thunder
( 19% severe)
SW   16 84% 61°
Low 55° SOUTH WALES, NY 14139 weather forecast Day 2, 3 hours 5 AM 64° 63° Mostly Cloudy W   14 84% 59°
High 63° SOUTH WALES, NY 14139 weather forecast Day 2, 6 hours 8 AM 58° 56° Mostly Cloudy 13%
RAIN
.01–.1 in
0% Thunder
( 2% severe)
NW   12 77% 51°

Mostly Cloudy



SOUTH WALES, NY 14139 weather forecast Day 2, 9 hours 11 AM 58° 56° Mostly Cloudy W   12 62% 45°
SOUTH WALES, NY 14139 weather forecast Day 2, 12 hours 2 PM 62° 60° Mostly Cloudy 0%

0% Thunder
( 0% severe)
WNW   13 50% 43°
SOUTH WALES, NY 14139 weather forecast Day 2, 15 hours 5 PM 61° 59° Partly Cloudy WNW   13 48% 41°
SOUTH WALES, NY 14139 weather forecast Day 2, 18 hours 8 PM 55° 52° Partly Cloudy 0%

0% Thunder
( 1% severe)
NNW   10 55% 39°
SOUTH WALES, NY 14139 weather forecast Day 2, 21 hours 11 PM 48° 44° Partly Cloudy N   8 63% 36°

BUFFALO, NY extended weather forecast

Thursday
21 MAY 2026
Friday
22 MAY 2026
Saturday
23 MAY 2026
Sunday
24 MAY 2026
Monday
25 MAY 2026
Low 41° Low 42° Low 50° Low 50° Low 53°
High 58° High 69° High 65° High 65° High 73°
SOUTH WALES, NY 14139 weather forecast Day 3 SOUTH WALES, NY 14139 weather forecast Day 4 SOUTH WALES, NY 14139 weather forecast Day 5 SOUTH WALES, NY 14139 weather forecast Day 6 SOUTH WALES, NY 14139 weather forecast Day 7
Partly Cloudy
10% Rain
Mostly Cloudy
12% Rain
Overcast
59% Rain
Overcast
76% Rain
Overcast
47% Rain
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