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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

BRITTON (KBTN)

Lat: 45.82°NLon: 97.74°WElev: 1318ft.

Fair

81°F

27°C

Humidity 62%
Wind Speed S 18 mph
Barometer 29.85 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 2 Aug 11:15 am CDT
Extended Forecast for

Lake City SD

  • Today

    Today: Mostly sunny, with a high near 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 31 mph.

    High: 84 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Breezy, with a south wind around 20 mph, with gusts as high as 34 mph.

    Low: 66 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: A slight chance of showers between 9am and 11am. Mostly sunny, with a high near 84. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 84 °F

    Breezy.
    Slight Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Northwest wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Sunny, with a high near 72. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. West northwest wind 5 to 8 mph becoming south southwest after midnight.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 84. Breezy, with a south wind 15 to 20 mph, with gusts as high as 31 mph.
Tonight
Partly cloudy, with a low around 66. Breezy, with a south wind around 20 mph, with gusts as high as 34 mph.
Monday
A slight chance of showers between 9am and 11am. Mostly sunny, with a high near 84. Breezy, with a south wind 16 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 55. Northwest wind 9 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 72. Northwest wind 8 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 54. West northwest wind 5 to 8 mph becoming south southwest after midnight.
Wednesday
Sunny, with a high near 76. West southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 59. South southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 79. Southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 81.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 62. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake City SD
 45.72°N 97.41°W (Elev. 1890 ft)
Last Update:
10:36 am CDT Aug 2, 2026
Forecast Valid:
11am CDT Aug 2, 2026-6pm CDT Aug 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation