The Heat is Expanding; Heavy Rainfall Across the Upper Midwest and Gulf Coast; Snow for the Northern Rockies

A dynamic pattern across the country with accumulating heavy wet snow expected across the northern Rockies late this weekend. Meanwhile, deep tropical moisture is expected to move ashore across the Gulf Coast States with the threat of heavy rainfall. This threat extends into the upper Midwest where flash flooding will be possible. In addition, a heat wave is building from the Plains into Northeast Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Sisseton, Sisseton Municipal Airport (K8D3)

Lat: 45.67°NLon: 96.99°WElev: 1161ft.

67°F

19°C

Humidity	97%
Wind Speed	SE 13 mph
Barometer	29.50 in (997.4 mb)
Dewpoint	66°F (19°C)
Visibility	NA
Last update	16 Jun 3:56 am CDT

More Information:

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

Extended Forecast for

9 Miles E Lake City SD

Overnight
Low: 64 °F
Slight Chance
T-storms
Sunday
High: 77 °F
Slight Chance
T-storms then
Partly Sunny
Sunday Night
Low: 56 °F
Mostly Cloudy
then Showers
Likely
Monday
High: 65 °F
Showers then
Severe
Thunderstorms
Monday Night
Low: 61 °F
Severe
Thunderstorms
Tuesday
High: 77 °F
Chance
T-storms and
Breezy
Tuesday Night
Low: 53 °F
Slight Chance
T-storms then
Slight Chance
Showers
Juneteenth
High: 69 °F
Partly Sunny
then Slight
Chance
Showers
Wednesday Night
Low: 55 °F
Chance
Showers

Detailed Forecast

Overnight

A slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. South wind around 10 mph. Chance of precipitation is 10%.

Sunday

A slight chance of showers and thunderstorms before 7am, then a slight chance of showers after 5pm. Partly sunny, with a high near 77. West wind 10 to 18 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 10%.

Sunday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 56. North northwest wind 8 to 11 mph becoming east northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Showers and possibly a thunderstorm, mainly before 4pm, then showers and thunderstorms likely after 4pm. Some of the storms could be severe. High near 65. North northeast wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 10pm, then showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Some of the storms could be severe and produce heavy rainfall. Low around 61. East wind 15 to 18 mph becoming south after midnight. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

A chance of showers and thunderstorms. Partly sunny, with a high near 77. Breezy, with a south southwest wind 17 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 40%.

Tuesday Night

A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 53. Northwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

Juneteenth

A slight chance of showers after 1pm. Partly sunny, with a high near 69. Northwest wind around 11 mph becoming northeast in the afternoon. Chance of precipitation is 20%.

Wednesday Night

A chance of showers. Partly cloudy, with a low around 55. East wind 8 to 10 mph. Chance of precipitation is 40%.

Thursday

A chance of showers. Mostly sunny, with a high near 71. Chance of precipitation is 40%.

Thursday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 70%.

Friday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

Friday Night

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

Saturday

A chance of showers and thunderstorms. Mostly sunny, with a high near 74. Chance of precipitation is 30%.