Barometric Pressure in Yelm, Washington, US

The pressure in Yelm, United States is predicted to slowly drop over the next few hours, with an average pressure of 986.8 hPa today, which is lower than normal.

Weather prediction: Expect more wet and unsettled conditions

The daily total fluctuation in pressure in Yelm is 17.5 hPa, with a low of 980 hPa and a high of 997.5 hPa. The daily average here is lower than in most cities around the world.

Forecast

The weather in Yelm affects barometric pressure by causing it to rise and fall with changes in temperature and humidity. These changes can signal approaching storms or fair weather.

Yelm's 400-foot elevation and surrounding hills influence atmospheric pressure by creating channels for air to move through, leading to more variable pressure. The landscape also traps or redirects air masses.

In winter, pressure tends to be lower, bringing rain and storms. In summer, pressure is higher, bringing dry and sunny weather. Spring and fall bring moderate pressure and mild weather.

Yelm has a Mediterranean climate, which means it experiences large pressure fluctuations between seasons. This leads to noticeable changes in weather and a varied climate.