National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Hazardous Weather Conditions

Current conditions at

BRITTON (KBTN)

Lat: 45.82°NLon: 97.74°WElev: 1318ft.

Fair

79°F

26°C

Humidity 79%
Wind Speed SW 16 G 24 mph
Barometer 30.08 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 12 Jul 9:15 am CDT
Extended Forecast for

Lake City SD

Heat Advisory July 12, 09:19am until July 14, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 12, 09:19am until July 14, 07:00pm

    NOW until 7:00pm Tue

    Heat Advisory

  • Today

    High: 92 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 73. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 33 mph.

    Low: 73 °F

    Clear then
    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny and hot, with a high near 92. Breezy, with a south southwest wind 18 to 21 mph, with gusts as high as 34 mph.

    High: 92 °F

    Hot and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Breezy, with a south wind 16 to 20 mph, with gusts as high as 32 mph.

    Low: 73 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93. Southwest wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Southeast wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 90. Southeast wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 71. East southeast wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 92. South southwest wind 14 to 17 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 73. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 33 mph.
Monday
Sunny and hot, with a high near 92. Breezy, with a south southwest wind 18 to 21 mph, with gusts as high as 34 mph.
Monday Night
Mostly clear, with a low around 73. Breezy, with a south wind 16 to 20 mph, with gusts as high as 32 mph.
Tuesday
Sunny and hot, with a high near 93. Southwest wind 7 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 70. Southeast wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny and hot, with a high near 90. Southeast wind 10 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 71. East southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny and hot, with a high near 92. South wind around 16 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 71.
Friday
Mostly sunny and hot, with a high near 91.
Friday Night
Mostly clear, with a low around 70.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake City SD
 45.72°N 97.38°W (Elev. 1886 ft)
Last Update:
8:36 am CDT Jul 12, 2026
Forecast Valid:
9am CDT Jul 12, 2026-6pm CDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation