BRITTON, SD 57430 Weather Forecast & Current Conditions

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SISSETON, SD
Current Weather

11:56 PM CDT JUN 8, 2026
70°F
Feels Like: 70°F
Dewpoint: 68°F
Rel. Hum.: 93%
Visibility:
Wind: Calm
Pressure: 29.89 inches
Last 72 hours

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BRITTON, SD 57430
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Mostly cloudy. Near steady temperature in the mid 60s. East winds 5 to 10 mph.
TUESDAY
Partly sunny and breezy. Much warmer. Humid with highs in the lower 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph, becoming south 15 to 25 mph with gusts up to 40 mph in the afternoon.
TUESDAY NIGHT
Showers in the evening. Thunderstorms likely. Some thunderstorms may be severe. Breezy with lows in the mid 60s. South winds 15 to 25 mph. Gusts up to 40 mph in the evening. Chance of rain 90 percent.
WEDNESDAY
Partly sunny. A slight chance of showers in the morning, then a chance of thunderstorms in the afternoon. Breezy and not as warm with highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west 15 to 25 mph with gusts up to 35 mph in the afternoon. Chance of rain 40 percent.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Cooler. Less humid with lows in the mid 50s. West winds 15 to 20 mph. Gusts up to 35 mph in the evening.
THURSDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Breezy with highs in the lower 70s. Chance of rain 40 percent.
THURSDAY NIGHT
Partly cloudy and breezy. Lows in the lower 50s.
FRIDAY
Mostly sunny and breezy. Highs in the mid 70s.
FRIDAY NIGHT THROUGH SATURDAY NIGHT
Partly cloudy. Lows around 50. Highs in the lower 70s.
SUNDAY
Partly sunny. A slight chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 20 percent.
SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s.
MONDAY
Partly sunny. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent.

Visible Weather Satellite
BRITTON, SD 57430
Infrared Weather Satellite
BRITTON, SD 57430
NEXRAD Weather Radar
BRITTON, SD 57430

SISSETON, SD 3 hourly weather forecast

weather forecast created  6:00 PM MDT  6/ 8/2026
Tuesday
9 JUN 2026
BRITTON, SD 57430 weather forecast Day 1, 0 hours 1 AM 67° 67° Mostly Cloudy 15%
RAIN
<.01 in
0% Thunder
( 28% severe)
NNW   3 90% 64°
Low 65° BRITTON, SD 57430 weather forecast Day 1, 3 hours 4 AM 66° 66° Mostly Cloudy   CALM 90% 63°
High 94° BRITTON, SD 57430 weather forecast Day 1, 6 hours 7 AM 68° 68° Mostly Cloudy 4%

0% Thunder
( 9% severe)
SSE   5 87% 64°

Partly Cloudy



BRITTON, SD 57430 weather forecast Day 1, 9 hours 10 AM 79° 81° Partly Cloudy SSE   12 67% 67°
BRITTON, SD 57430 weather forecast Day 1, 12 hours 1 PM 88° 91° Partly Cloudy 5%

0% Thunder
( 10% severe)
SSE   20 50% 67°
BRITTON, SD 57430 weather forecast Day 1, 15 hours 4 PM 91° 93° Partly Cloudy SSE   25 42% 65°
BRITTON, SD 57430 weather forecast Day 1, 18 hours 7 PM 91° 93° Partly Cloudy 65%
RAIN
***
0% Thunder
( 59% severe)
SSE   23 42% 65°
BRITTON, SD 57430 weather forecast Day 1, 21 hours 10 PM 78° 80° Mostly Cloudy SSE   20 69% 67°
Wednesday
10 JUN 2026
BRITTON, SD 57430 weather forecast Day 2, 0 hours 1 AM 72° 72° Mostly Cloudy 49%
RAIN
.25–.5 in
0% Thunder
( 27% severe)
S   14 84% 67°
Low 66° BRITTON, SD 57430 weather forecast Day 2, 3 hours 4 AM 70° 70° Mostly Cloudy SE   10 81% 64°
High 84° BRITTON, SD 57430 weather forecast Day 2, 6 hours 7 AM 70° 70° Mostly Cloudy 17%
RAIN
.01–.1 in
0% Thunder
( 16% severe)
SSE   10 81% 64°

Partly Cloudy




Breezy
BRITTON, SD 57430 weather forecast Day 2, 9 hours 10 AM 77° 79° Partly Cloudy SW   15 62% 63°
BRITTON, SD 57430 weather forecast Day 2, 12 hours 1 PM 80° 81° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 29% severe)
WNW   20 47% 58°
BRITTON, SD 57430 weather forecast Day 2, 15 hours 4 PM 79° 79° Partly Cloudy WNW   23 42% 54°
BRITTON, SD 57430 weather forecast Day 2, 18 hours 7 PM 76° 78° Clear 3%

0% Thunder
( 9% severe)
W   20 43% 52°
BRITTON, SD 57430 weather forecast Day 2, 21 hours 10 PM 65° 65° Partly Cloudy W   10 60% 51°

SISSETON, SD extended weather forecast

BAD DAY
BAD DATE
BAD DAY
BAD DATE
BAD DAY
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Low 68° Low 56° Low 53° Low 53° Low 51°
High 81° High 74° High 74° High 72° High 61°
BRITTON, SD 57430 weather forecast Day 3 BRITTON, SD 57430 weather forecast Day 4 BRITTON, SD 57430 weather forecast Day 5 BRITTON, SD 57430 weather forecast Day 6 BRITTON, SD 57430 weather forecast Day 7
Partly Cloudy
84% Rain
Partly Cloudy
32% Rain
Partly Cloudy
29% Rain
Partly Cloudy
18% Rain
Overcast
51% Rain
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