Barometric Pressure in Alstead, New Hampshire, US

The pressure in Alstead, United States is predicted to rise over the next few hours, with an average pressure of 1006.1 hPa today, which is lower than normal.

Weather prediction: Expect fair, dry, cool weather and a strong breeze

The daily total fluctuation in pressure in Alstead is 7.8 hPa, with a low of 1001.4 hPa and a high of 1009.2 hPa. The daily average here is higher than in most cities around the world.

Forecast

Alstead's weather has varying air pressure due to its location near the coast and mountains. The Atlantic Ocean's warmth and moisture influence air pressure, making it higher in summer and lower in winter.

The White Mountains to the north and the Connecticut River Valley to the west block or redirect winds, causing air pressure changes. This leads to sudden weather shifts and storms.

In winter, cold air from Canada brings low pressure, resulting in snow and cold temperatures. In summer, warm air from the Atlantic Ocean brings high pressure, resulting in warm and humid weather.

Alstead has a humid continental climate, with significant seasonal pressure changes. This climate type causes large temperature differences between winter and summer, affecting air pressure and weather patterns.