Windstorm!!!

Today: A 50 percent chance of showers before 10am. Mostly cloudy, with a high near 57. Very windy, with a west wind between 28 and 36 mph, with gusts as high as 60 mph. New rainfall amounts of less than a tenth of an inch possible.

Tonight: Partly cloudy, with a low around 39. Windy, with a west southwest wind between 17 and 22 mph, with gusts as high as 30 mph.

Wednesday: Partly sunny, with a high near 50. Windy, with a west wind 18 to 21 mph increasing to between 29 and 32 mph. Winds could gust as high as 45 mph.

The satellite image shows the beginning of the classic comma shaped formation of a big low pressure. The pressure in Des Moines is currently 29.04 in of Hg (which is about an inch lower than normal).