0000 hPa
00.00 inHg
00.0 ℃
0.00 ℉
00.0 m/s
00.0 mph
00.0%
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The pressure in Grand Blanc, United States is predicted to slowly drop over the next few hours, with an average pressure of 1002.9 hPa today, which is lower than normal.
Weather prediction: Expect more wet and unsettled conditions
The daily total fluctuation in pressure in Grand Blanc is 4.6 hPa, with a low of 1001.3 hPa and a high of 1005.9 hPa. The daily average here is lower than in most cities around the world.
The barometric pressure in Grand Blanc, Michigan varies throughout the day. It changes depending on the weather systems that pass through the region.
Grand Blanc is located in the eastern part of the Saginaw Street Valley. This valley runs southwest to northeast through the Flint metropolitan area. The surrounding terrain is generally flat.
The flat landscape allows winds to move freely through the region. This leads to rapid changes in atmospheric pressure. Weather systems can quickly move into and out of the area.
Cold air masses from Canada can move quickly into the region. This brings cold temperatures and lower pressure. Warm air from the Gulf of Mexico can also move into the area. This brings warmer temperatures and higher pressure.