Weather in Belle Fourche, SD
Updated 2026-08-11 10:00 local time · ZIP codes 57717
Sunny
No government weather alerts were returned for this location at the latest update.
Next hours
76°6% rain84°3% rain87°2% rain90°1% rain92°1% rain94°0% rain95°0% rain94°0% rain94°0% rain92°0% rain85°0% rain
80°0% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 6%).
It feels like 76°F with winds near 10 mph.
76°F, 6% rain chance and 10 mph wind.
Visibility is around 6 mi; gusts may reach 27 mph.
Current temperature is 76°F, wind 10 mph, rain chance up to 6%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
Belle Fourche weather today
Sunny and 76°F in Belle Fourche, SD. Today's high is 95°F with a 3% rain chance. Winds are around 10 mph with gusts near 11 mph. Relative humidity is 69%, pressure is 29.79 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Belle Fourche
Sunrise is at 05:54 AM and sunset is at 08:09 PM. Tomorrow's forecast calls for Sunny with a high near 90°F and a low near 63°F. The maximum rain chance is 57%.