Barometric Pressure Forecast for Sedalia, Missouri
Barometric pressure forecast for Sedalia, Missouri — on the prairie divide in west-central Missouri, home of the State Fair. See current barometric pressure and what it means for weather-sensitive people.
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Pressure and weather in Sedalia
Sedalia sits on high, gently rolling prairie ground on the divide between the Missouri River drainage to the north and the Osage system to the south, with the Katy Trail running along the old rail grade nearby. Being up on the divide rather than down in a river valley means fewer fog mornings and more wind than the bottomland towns, and it means fronts arrive without any terrain to blunt them. West-central Missouri sits where dry continental air from the southwest meets Gulf moisture streaming up from Texas and Louisiana, and the boundary between the two often stalls right across this part of the state in April and May. That stalling is what produces the multi-day pressure falls, rather than a single quick frontal passage. August, State Fair month, is the flattest stretch of the year, humid and slow-moving with the barometer barely changing for a week. October usually brings a second, milder round of frontal activity.
What this means for you
A stalled boundary can hold current barometric pressure low for two or three days rather than dropping it once, which some people find harder than a fast-moving front. Use Pressure Pal to compare a slow spring stall against a quick autumn front and see which pattern actually drives your barometric pressure headaches.