Barometric Pressure in Nampa, United States 
995.3 hPa
19.9 ℃
25%
5.64 m/s
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The average pressure in Nampa, Idaho, United States today is , which is lower than normal. Pressure is trending falling.
Weather prediction: Very unsettled, rain
Rapid Pressure Changes
Rapid pressure changes detected in Nampa, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
The daily total fluctuation in pressure in Nampa is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Nampa hour by hour across the next 6 hourly readings.
The barometric pressure in Nampa varies throughout the day and year. It is affected by changes in temperature, humidity, and wind patterns. Pressure systems moving into the region also impact the barometric pressure.
Nampa is located in the Treasure Valley in southwestern Idaho. The city is situated near the Boise River. The surrounding landscape is characterized by flat plains and gentle slopes.
To the north, the city is bordered by the Boise Foothills, a mountainous region. This terrain blocks or redirects winds and air masses moving into the area. As a result, Nampa's atmospheric pressure is influenced by the adjacent mountains.