National Weather Service United States Department of Commerce

Tropical Storm Bertha moving through northeastern Caribbean

The National Hurricane Center is currently monitoring Tropical Storm Bertha as it moves through the northeastern Caribbean, with maximum sustained winds of 50 mph. A Tropical Storm Warning is in effect for Puerto Rico and the U.S. Virgin Islands, with Bertha expected to pass near Puerto Rico on Saturday, before eventually curving to the north and northeast, away from the U.S. mainland.
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Hazardous Weather Conditions

Current Conditions

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Sisseton SD

7 Day Forecast

For More Weather Information:

Aberdeen, SD Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 60 °F

Saturday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 84 °F

Saturday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 61 °F

Sunday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Sunday
Night

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

Low: 61 °F

Monday

Slight Chance Thunderstorms Chance for Measurable Precipitation 20%

Slight Chc
Thunderstorms

High: 81 °F

Monday
Night

Chance Thunderstorms Chance for Measurable Precipitation 30%

Chance
Thunderstorms

Low: 62 °F

Tuesday

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

High: 79 °F

Tuesday
Night

Chance Thunderstorms Chance for Measurable Precipitation 40%

Chance
Thunderstorms

Low: 61 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 60. South southeast wind around 5 mph.
  • Saturday A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 84. South wind 5 to 8 mph.
  • Saturday Night A 30 percent chance of showers and thunderstorms, mainly after 7pm. Partly cloudy, with a low around 61. South southeast wind around 6 mph.
  • Sunday Mostly sunny, with a high near 84. West wind around 6 mph becoming east in the afternoon.
  • Sunday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. East northeast wind 6 to 8 mph.
  • Monday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
  • Monday Night A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
  • Tuesday A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
  • Tuesday Night A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
  • Wednesday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
  • Wednesday Night A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
  • Thursday A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
  • Thursday Night A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
  • Friday A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.