Barometric Pressure in Casper, United States 
1001 hPa
12.4 ℃
70%
10.69 m/s
Get Alerts 🚨. Sign up to receive alerts when the barometric pressure changes significantly.
The average pressure in Casper, Wyoming, United States today is , which is lower than normal. Pressure is trending rising.
Weather prediction: Fine, becoming less settled
Rapid Pressure Changes
Rapid pressure changes detected in Casper, often a sign of approaching weather shifts. See the forecast chart or get pressure alerts.
- Rapid Rise : ()
- Rapid Rise : ()
- Rapid Rise : ()
- Rapid Rise : ()
- Rapid Fall : ()
The daily total fluctuation in pressure in Casper is , with a low of and a high of .
Forecast
Hourly Pressure Trends
Track the barometric pressure in Casper hour by hour across the next 6 hourly readings.
The barometric pressure in Casper, Wyoming fluctuates throughout the year. It can be high, indicating fair weather, or low, signaling stormy conditions. Pressure changes often bring shifts in weather patterns.
Casper lies in a valley surrounded by mountains. The Laramie Range to the west and the North Platte River to the east shape the local terrain. This unique landscape creates channels for air masses to move and interact. Mountains force air to rise, cool, and condense, resulting in precipitation.
Valleys around the city can trap cold air, leading to temperature inversions. Inversions bring cold and stagnant air, often with fog or haze. Alternatively, wind funneled through passes in the surrounding mountains can bring rapid temperature changes. Local topography plays a significant role in shaping Casper's weather.