0000 hPa
00.00 inHg
00.0 ℃
0.00 ℉
00.0 m/s
00.0 mph
00.0%
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The pressure in Ottumwa, United States is predicted to rapidly rise over the next few hours, with an average pressure of 1012.6 hPa today, which is considered normal.
Weather prediction: Expect shortly fair weather and gale or storm winds
The daily total fluctuation in pressure in Ottumwa is 7.8 hPa, with a low of 1008.6 hPa and a high of 1016.4 hPa. The daily average here is lower than in most cities around the world.
The barometric pressure in Ottumwa, Iowa is influenced by the city's location in the Midwest. Pressure systems from the Rocky Mountains and the Gulf of Mexico meet here. This collision of air masses affects the pressure. The result is a varied pressure pattern throughout the year.
Ottumwa lies in the southeastern part of Iowa, surrounded by rolling hills and plains. The Iowa River flows through the city. To the west and north, the terrain is relatively flat. This landscape allows winds to move freely. Pressure systems can move quickly into the area.
The Des Moines River forms the eastern border of Ottumwa. The river valley has a slight elevation drop. This feature can trap or redirect winds. It also influences the flow of air masses into the area. As a result, the atmospheric pressure can fluctuate.