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Louisiana barometric pressure today
Right now the highest pressure in Louisiana is Shreveport, 30.16 inHg (1021 hPa) and the lowest is New Orleans, 30.10 inHg (1019 hPa). Values are sea-level pressure from 6 airport weather stations.
| City | Station | inHg | 3 h |
|---|---|---|---|
| New Orleans, LA | KMSY | 30.10 | ↘ -1.3 |
| Baton Rouge, LA | KBTR | 30.10 | ↘ -1.7 |
| Shreveport, LA | KSHV | 30.16 | ↘ -2.1 |
| Lafayette, LA | KLFT | 30.13 | ↘ -1.0 |
| Lake Charles, LA | KLCH | 30.13 | ↘ -1.7 |
| Monroe, LA | KMLU | 30.16 | ↘ -2.1 |
Elevation and pressure across Louisiana
The cities here run from about 0 ft in New Orleans to 144 ft in Shreveport. On a standard day that means about 29.92 inHg of actual air pressure in New Orleans and 29.77 inHg in Shreveport. The readings above are corrected to sea level, so any difference between stations comes from the weather, not the height.
Highest point in Louisiana · Sea-level vs station pressure · High vs low pressure
Frequently asked questions
What is the barometric pressure in Louisiana today?
The live map and station board on this page show sea-level pressure at 6 weather stations across Louisiana, including New Orleans and Baton Rouge. Each reading is the latest airport report, checked about every 10 minutes.
Why does a barometer in Shreveport read lower than one in New Orleans?
Elevation. Shreveport sits at about 144 ft and New Orleans at about 0 ft, a gap worth roughly 0.16 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 Louisiana?
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.