National Weather Service United States Department of Commerce

Rain, thunderstorms possible for parts of Texas and Gulf Coast; additional rain and mountain snow forecast out West

A developing storm system will bring rain and thunderstorms across parts of South Texas and the western Gulf Coast on Thursday. Some of the thunderstorms that develop late Thursday night into Friday have the potential to be severe. Meanwhile, additional rainfall and mountain snow is forecast for northern California and the Pacific Northwest.
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Current Conditions

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Sioux Falls SD

7 Day Forecast

For More Weather Information:

Sioux Falls, SD Local Forecast Office

Today

Patchy Fog

Patchy
Fog

High: 0 °C

Tonight

Cloudy

Cloudy

Low: -6 °C

Saturday

Mostly Cloudy

Mostly
Cloudy

High: 0 °C

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: -4 °C

Sunday

Partly Sunny

Partly
Sunny

High: 2 °C

Sunday
Night

Chance Rain/Sleet Chance for Measurable Precipitation 30%

Chance
Rain/Sleet

Low: -2 °C

Monday

Snow/Sleet Chance for Measurable Precipitation 60%

Snow/Sleet

High: 1 °C

Monday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: -5 °C

Tuesday

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

High: -1 °C

Detailed Forecast

  • Today Patchy fog before 9am. Otherwise, cloudy, with a high near 0. South wind 10 to 15 km/h.
  • Tonight Cloudy, with a low around -6. South wind 10 to 15 km/h.
  • Saturday Mostly cloudy, with a high near 0. South wind around 10 km/h.
  • Saturday Night Mostly cloudy, with a low around -4. South wind around 10 km/h.
  • Sunday Partly sunny, with a high near 2. South southeast wind 10 to 20 km/h.
  • Sunday Night A chance of rain and sleet, mainly before midnight. Mostly cloudy, with a low around -2. Chance of precipitation is 30%.
  • Monday Snow likely, possibly mixed with sleet before 1pm, then rain and snow likely between 1pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 1. Chance of precipitation is 60%. New snow and sleet accumulation of less than a half centimeter possible.
  • Monday Night Snow likely. Cloudy, with a low around -5. Blustery. Chance of precipitation is 60%.
  • Tuesday A chance of snow. Mostly cloudy, with a high near -1. Blustery. Chance of precipitation is 30%.
  • Tuesday Night Mostly cloudy, with a low around -7.
  • Wednesday Mostly cloudy, with a high near -2.
  • Wednesday Night Mostly cloudy, with a low around -9.
  • Christmas Day Mostly cloudy, with a high near -4.