Weather in Brant Lake South, South Dakota
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:37 PM ET · Refreshes every hour
84°F
Partly cloudy
Feels like 78°F
33%
Humidity
17 mph
Wind Speed
About Weather in Brant Lake South
Brant Lake South is located in South Dakota (coordinates: 43.91086°N, 96.940771°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.