Local Forecast

Sinai, SD Weather Forecast & Alerts

Current conditions, 5-day forecast, active weather alerts for Sinai, SD

No Active Alerts

Hour-by-Hour  Current Observation

Thursday 1:55 PM CDTThursday 1:55 PM

°F °C
Regional Observations →
75°F

Cloudy

  • 75° / 64° High / Low
  • 75° Feels Like
  • 0% Chance of Rain

Wind

6 mph

ENE

UV Index

9

Very High

Humidity

83%

Dew 69°F

Sun

6:29 AM · 8:35 PM

Rise · Set

Source: MADISON (KMDS). Slider scrubs the next 12 hours.

5-Day Outlook

Through Monday

Local Radar →

Today

75° 64°

Rain Showers Likely

Overnight: Mostly Cloudy

Detailed forecast

Today

Showers and thunderstorms before 11am. Mostly cloudy, with a high near 75. East northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Night

Mostly cloudy, with a low around 63. East wind 10 to 15 mph, with gusts as high as 25 mph. New rainfall amounts less than a tenth of an inch possible.

Friday

75° 64°

Chance of Rain Showers

Overnight: Overcast

Detailed forecast

Friday

A chance of rain showers after 7am. Mostly cloudy, with a high near 75. East southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Night

Mostly cloudy, with a low around 64. South southeast wind 5 to 10 mph.

Saturday

80° 60°

Chance of Thunderstorms

Overnight: Partly Cloudy

Detailed forecast

Saturday

A chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 79. West wind 5 to 10 mph. Chance of precipitation is 40%.

Night

A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, with a low around 61. North northwest wind 5 to 10 mph. Chance of precipitation is 40%.

Sunday

75° 55°

Partly Sunny

Overnight: Partly Cloudy

Detailed forecast

Sunday

Mostly sunny, with a high near 75.

Night

Partly cloudy, with a low around 56.

Monday

77° 59°

Mostly Sunny

Overnight: Chance of Scattered Thunderstorms

Detailed forecast

Monday

Mostly sunny, with a high near 76.

Night

A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 59. Chance of precipitation is 50%.

Sinai, SD Weather Analysis Tools