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Brant Lake Weather Warning NWS WEATHER ALERT FOR THE BRANT LAKE, SD AREA - Issued: 1113 AM CDT Wed Sep 2 2026 Brant Lake Weather Warning

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Brant Lake, SD Weather - Hour by Hour Forecast

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Brant Lake, SD Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 82°F28°C, dew point 73°F23°C, humidity 74%. Wind direction is SE at 6 mph10 km/h with visibility of 10 mi16 km. Barometric pressure is 29.81 in1009 mb.
Tonight - Mostly clear this evening, then becoming partly cloudy. Lows in the mid 60s. Southeast winds 5 to 10 mph... Full Forecast
Thursday - Partly sunny with a slight chance of showers in the morning, then sunny in the afternoon. Humid with highs in the upper 80s. South.. Full Forecast

Brant Lake Hourly Weather

24 Hour Forecast Scroll
Wed, Sep 02
7:00 pm
Wed, Sep 02
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Noon
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6:00 pm
Brant Lake, SD Hourly Weather - Clear - 7:00 PM Brant Lake, SD Hourly Weather - Clear - 8:00 PM Brant Lake, SD Hourly Weather - Clear - 9:00 PM Brant Lake, SD Hourly Weather - Clear - 10:00 PM Brant Lake, SD Hourly Weather - Clear - 11:00 PM Brant Lake, SD Hourly Weather - Clear - 12:00 AM Brant Lake, SD Hourly Weather - Clear - 1:00 AM Brant Lake, SD Hourly Weather - Clear - 2:00 AM Brant Lake, SD Hourly Weather - Clear - 3:00 AM Brant Lake, SD Hourly Weather - Clear - 4:00 AM Brant Lake, SD Hourly Weather - Clear - 5:00 AM Brant Lake, SD Hourly Weather - Clear - 6:00 AM Brant Lake, SD Hourly Weather - Clear - 7:00 AM Brant Lake, SD Hourly Weather - Clear - 8:00 AM Brant Lake, SD Hourly Weather - Clear - 9:00 AM Brant Lake, SD Hourly Weather - Clear - 10:00 AM Brant Lake, SD Hourly Weather - Clear - 11:00 AM Brant Lake, SD Hourly Weather - Clear - 12:00 PM Brant Lake, SD Hourly Weather - Clear - 1:00 PM Brant Lake, SD Hourly Weather - Clear - 2:00 PM Brant Lake, SD Hourly Weather - Clear - 3:00 PM Brant Lake, SD Hourly Weather - Clear - 4:00 PM Brant Lake, SD Hourly Weather - Clear - 5:00 PM Brant Lake, SD Hourly Weather - Clear - 6:00 PM
Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
87°F31°C 83°F28°C 80°F27°C 76°F24°C 75°F24°C 73°F23°C 72°F22°C 71°F22°C 69°F21°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 69°F21°C 74°F23°C 78°F26°C 81°F27°C 83°F28°C 86°F30°C 87°F31°C 88°F31°C 89°F32°C 87°F31°C 86°F30°C
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3% 8% 8% 8% 8% 8% 8% 8% 8% 8% 8% 8% 8% 4% 4% 4% 4% 4% 4% 1% 1% 1% 1% 1%
65°F18°C 65°F18°C 64°F18°C 64°F18°C 63°F17°C 63°F17°C 62°F17°C 62°F17°C 62°F17°C 62°F17°C 61°F16°C 61°F16°C 60°F16°C 61°F16°C 62°F17°C 63°F17°C 61°F16°C 60°F16°C 58°F14°C 58°F14°C 57°F14°C 57°F14°C 58°F14°C 58°F14°C
48% 55% 58% 66% 66% 71% 71% 73% 78% 81% 81% 84% 84% 76% 66% 60% 51% 46% 39% 38% 35% 34% 38% 39%
SW SW SSW SSW W WNW NW SSW SW SSE S S SSE S SE ESE ESE ESE ESE SE SE SE SE SE
7 mph 7 mph 3 mph 3 mph 3 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 3 mph 3 mph 3 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 6 mph 6 mph 6 mph 7 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KMDS model statistics.

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Prob Precip % = Probability of Precipitation.

Brant Lake 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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