Barometric Pressure in Winona, United States 
1009.3 hPa
13.6 ℃
76%
2.5 m/s
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The average pressure in Winona, Minnesota, United States today is , which is considered normal. Pressure is trending rising.
Weather prediction: Fine, possible showers
Rapid Pressure Changes
Rapid pressure changes detected in Winona, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Rise : ()
The daily total fluctuation in pressure in Winona is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Winona hour by hour across the next 6 hourly readings.
The barometric pressure in Winona, Minnesota averages around 30.12 inches. This is slightly above the national average. Pressure is highest in February. It's lowest in June.
Winona is situated in the southeastern part of Minnesota. The city lies in the Mississippi River Valley. This valley stretches from Minnesota to the Gulf of Mexico. The surrounding bluffs and hills affect air pressure.
The valley's shape creates a channel for air to move through. This channeling effect influences local pressure patterns. Cold air from Canada moves south through the valley. Warm air from the Gulf of Mexico moves north through the valley.
The bluffs and hills surrounding Winona also block or redirect winds. This alters pressure systems as they move into the area. The combination of valley and hills affects the city's atmospheric pressure.