Weather WorldPennington County, SD 7-Day Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Pennington County Weather Forecast
Pennington County, SD Weather Forecast Date: 932 PM MDT Thu Oct 08 2026
Weather forecast for Pennington County, SD
Tonight Lo: 45°F Lo: 7°C |
Tonight... Clear. Lows in the mid 40s. South winds 5 to 10 mph. |
Fri Hi: 91°FHi: 33°C Lo: 61°F Lo: 16°C |
Friday... Sunny. Highs in the lower 90s. South winds 10 to 20 mph with gusts up to 35 mph. |
| Sat Hi: 91°FHi: 33°C Lo: 51°F Lo: 11°C |
Saturday... Sunny. Highs in the lower 90s. Southwest winds 10 to 20 mph with gusts up to 30 mph. |
Sun Hi: 61°FHi: 16°C Lo: 41°F Lo: 5°C |
Sunday... Becoming partly cloudy. Breezy and much cooler with highs in the lower 60s. |
Columbus Day Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Columbus Day... Mostly cloudy. A chance of rain in the morning. Highs in the upper 50s. Chance of rain 30%. |
| Tue Hi: 61°FHi: 16°C Lo: 45°F Lo: 7°C |
Tuesday... Partly cloudy in the morning, then clearing. A 20% chance of rain. Highs in the lower 60s. |
Wed Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Wednesday... Partly cloudy with a 50% chance of rain. Highs in the mid 60s. |
Pennington County Radar Loop
Use the map search tool if you want to place a location marker on the radar map...