County Forecast for Big Stone City , SD
Change Zip Code: 
 
161600-
Grant-
Including the city of Milbank
332 AM CDT Sun Aug 16 2026

Today   Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tonight   Mostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph, becoming southwest after midnight.
Monday   Mostly sunny. A chance of thunderstorms in the afternoon. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Monday night   Mostly clear with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of rain 20 percent.
Tuesday   Partly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 40 percent.
Tuesday night   Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s.
Wednesday through thursday   Partly cloudy with a 20 percent chance of thunderstorms. Highs in the upper 70s. Lows in the upper 50s.
Thursday night   Mostly clear. A slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent.
Friday through saturday   Partly cloudy. Highs in the lower 80s. Lows around 60.
DTN Weather
Local Weather
Radar
County Forecast
State Forecast
DTN Weather Commentary
US Satellite
Current Surface Analysis
Wind Conditions
Today's Forecast Highs
Tonight's Forecast Lows
24 Hr Surface Forecast
Jet Stream Forecast
24 Hr Rainfall Estimate
24 Hr StormPath Accum
48 Hr StormPath Accum
6-10 Day Temp Forecast
6-10 Day Precip Forecast
Thunderstorm Outlook
US Drought Monitor
US Palmer Drought Index
US Crop Moisture Index
US Growing Degree Days
Soil Temperatures
Hurricane Tracking

DTN Weather Summary

Bryce Anderson image
Bryce Anderson – DTN Meteorologist
More Rounds of Showers Through Corn Belt This Weekend
Posted at 11:57AM Fri Aug 14, 2026 CDT
Click here to get your local weather emailed to you each day.
Copyright DTN. All rights reserved. Disclaimer.
Powered By DTN