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Summit, SD Weather Conditions

Updated: Fri Mar 6th 2026 11:00 AM CST

Fog / Mist

28^°F -2^°C

Feels Like 17^°F / -8^°C

Summit, SD weather condition is Fog / Mist and 28°F.

Today's Weather in Summit,SD

The current weather in Summit SD as of 11:00 AM CST on Fri Mar 6th 2026, has a sky condition of Fog / Mist with the visibility of 1 mile(s) and the UV index at 1. It is 28 degrees fahrenheit but feels like 17 degrees. The barometric pressure is 29.76 - measured by inches of mercury - and is falling since its last observation. The humidity is 100 percent that's steady since the last report, with a dew point of 31 degrees fahrenheit which is falling. Wind direction is from the North-Northwest at 13.4 miles per hour, gusting at 15.8 miles per hour. Sunrise was at 6:57 AM and Sunset is at 6:22 PM. The moon phase is a Waning Gibbous moon rising at 10:19 PM. Thank you for listening to the weather report from LocalConditions.com!

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Sun & Moon

Sun

Sunrise: 6:57 AM

Sunset: 6:22 PM

As of:

Moon

Moonrise: 10:19 PM

Moonset: 7:58 AM

Phase: Waning Gibbous Moon

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Radar Alerts Next 48 Hours Traffic

Hourly Forecast - Next 8 hours

Next 5 Days...

Partly Cloudy

Partly Cloudy with a high of 48°F and a low of 25°F. Winds will be strong at speeds peaking at 22mph. The humidity will be on the higher side, reaching around 72%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 48° \| Lo 25°	72%	0%	0%	21.9 mph

Partly Cloudy

Partly Cloudy with a high of 57°F and a low of 35°F. Winds will be strong at speeds peaking at 21mph. The humidity will be on the higher side, reaching around 73%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 57° \| Lo 35°	73%	0%	0%	20.4 mph

Cloudy

Cloudy with a high of 42°F and a low of 34°F. Winds will be strong at speeds peaking at 22mph. The humidity will be on the higher side, reaching around 61%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 42° \| Lo 34°	61%	0%	0%	21.5 mph

Heavy Snow

Heavy Snow with a high of 29°F and a low of 22°F. Probable rainfall forecasted, having an 85% chance with an estimated 0.72in. Snowfall has a likely chance of 65% with an estimated accumulation of 5.2in. Winds will be moderate, blowing around 15mph. Expect high humidity with levels above 80% to 87%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 29° \| Lo 22°	87%	85% \| est. 0.72in	65% \| est. 5.2in	14.5 mph

Mist

Mist with a high of 30°F and a low of 17°F. Snow is likely with a 24% chance. Winds will be moderate, blowing around 16mph. Expect high humidity with levels above 80% to 93%.

Temperature	Humidity	Rainfall	Snow	Wind
Hi 30° \| Lo 17°	93%	0% \| est. 0in	24%	15.4 mph

Yesterday 5-Day Wind

Weather Radar Map

Live Summit, SD weather with minute-by-minute precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Tuesday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.

Hourly Temperature

The current temperature today is 28^°F. The morning temperature of 37°^F is lowest at 9am with the daytime high of 31°^F at 12pm and a low around 26°^F at 10pm is expected.

Hourly Barometric Pressure

The highest pressure today is 30.02^inHg at 10pm and lowest being 29.73^inHg at 6am.

Hourly Wind Speeds

The fastest wind is reported to be 17^mph at 11pm, while the slowest is 3.6^mph around 5am; expect wind gusts peaking 23.2^mph at 11pm. View live wind conditions in Summit

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