Summer Heat Continues; Severe Weather For Northeast

A large ridge of high pressure continues to bring summer heat and humidity to several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, southern Plains, Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are forecast for the Northeast and northern Mid-Atlantic today. Read More >

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Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Mostly Cloudy

76°F

24°C

Humidity	56%
Wind Speed	NE 5 mph
Barometer	30.09 in (1018.4 mb)
Dewpoint	59°F (15°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	21 Aug 4:56 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

Sioux Falls SD

Tonight

Mostly Clear
Low: 53 °F
Thursday

Sunny
High: 77 °F
Thursday
Night

Mostly Clear
Low: 56 °F
Friday

Mostly Sunny
High: 79 °F
Friday
Night

Partly Cloudy
then Slight
Chance
T-storms
Low: 62 °F
Saturday

Slight Chance
T-storms
High: 78 °F
Saturday
Night

Mostly Cloudy
then T-storms
Likely
Low: 64 °F
Sunday

Chance
T-storms
High: 77 °F
Sunday
Night

T-storms
Likely
Low: 62 °F

Detailed Forecast

Tonight

Mostly clear, with a low around 53. North northeast wind around 5 mph becoming calm in the evening.

Thursday

Sunny, with a high near 77. Light east northeast wind becoming east southeast 5 to 10 mph in the morning.

Thursday Night

Mostly clear, with a low around 56. East southeast wind 5 to 10 mph.

Friday

Mostly sunny, with a high near 79. Southeast wind 5 to 10 mph.

Friday Night

A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South southeast wind around 10 mph. Chance of precipitation is 20%.

Saturday

A slight chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 78. South southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Saturday Night

Showers and thunderstorms likely after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

Sunday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Chance of precipitation is 40%.

Sunday Night

Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

Monday

A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.

Monday Night

Mostly clear, with a low around 58.

Tuesday

Mostly sunny, with a high near 76.