Weather in New Underwood, SD
Updated 2026-08-11 10:15 local time · ZIP codes 57761
Overcast
No government weather alerts were returned for this location at the latest update.
Next hours
75°21% rain
77°10% rain82°5% rain87°4% rain88°3% rain89°2% rain91°1% rain92°1% rain
90°17% rain87°21% rain85°19% rain
83°2% 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 21%).
It feels like 78°F with winds near 8 mph.
77°F, 10% rain chance and 9 mph wind.
Visibility is around 10 mi; gusts may reach 45 mph.
Current temperature is 75°F, wind 8 mph, rain chance up to 21%.
UV index is 4. Sunscreen and sunglasses are sensible for longer outdoor time.
New Underwood weather today
Overcast and 75°F in New Underwood, SD. Today's high is 92°F with a 36% rain chance. Winds are around 8 mph with gusts near 9 mph. Relative humidity is 78%, pressure is 29.99 inHg, and visibility is about 10 miles.
Tonight and tomorrow in New Underwood
Sunrise is at 05:50 AM and sunset is at 08:02 PM. Tomorrow's forecast calls for Partly Cloudy with a high near 89°F and a low near 67°F. The maximum rain chance is 36%.