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South Dakota barometric pressure today
Right now the highest pressure in South Dakota is Sioux Falls, 30.09 inHg (1019 hPa) and the lowest is Rapid City, 29.92 inHg (1013 hPa). Values are sea-level pressure from 4 airport weather stations.
| City | Station | inHg | 3 h |
|---|---|---|---|
| Sioux Falls, SD | KFSD | 30.09 | ↘ -2.1 |
| Rapid City, SD | KRAP | 29.92 | ↘ -3.7 |
| Aberdeen, SD | KABR | 30.03 | ↘ -2.7 |
| Pierre, SD | KPIR | 29.98 | ↘ -4.1 |
Elevation and pressure across South Dakota
The cities here run from about 1,302 ft in Aberdeen to 3,241 ft in Rapid City. On a standard day that means about 28.54 inHg of actual air pressure in Aberdeen and 26.58 inHg in Rapid City. The readings above are corrected to sea level, so any difference between stations comes from the weather, not the height.
Highest point in South Dakota · Sea-level vs station pressure · High vs low pressure
Frequently asked questions
What is the barometric pressure in South Dakota today?
The live map and station board on this page show sea-level pressure at 4 weather stations across South Dakota, including Sioux Falls and Rapid City. Each reading is the latest airport report, checked about every 10 minutes.
Why does a barometer in Rapid City read lower than one in Aberdeen?
Elevation. Rapid City sits at about 3,241 ft and Aberdeen at about 1,302 ft, a gap worth roughly 1.96 inHg of actual air pressure on a standard day. Forecasts correct for that, so the sea-level values here can be compared directly.
Is the pressure rising or falling in South Dakota?
The last column of the station board shows the change over the last three hours, in hPa, for each station. Falling numbers usually mean clouds and rain are on the way; rising numbers mean clearing.