Abnormally dry conditions for Upper Michigan

Many people have noticed there have been abrnomally dry conditions in Upper Michigan this year. The Regional drought monitor was updated Thursday August 18, 2011 at 8:30 am and it puts most of Upper Michigan in the abnormally dry condition categroy. More importantly, it has parts of the Keweenaw and northern Marquette county in a moderate drought.

Image from the drought monitoring website.


Here are some stats on our precipitation this year...

Radar estimated precipitation over the past 30 days (through August 17, 2011).


Radar estimated departure from normal precipitation (note that the Keweenaw Peninsula may not be accurate due to

our inability to accurately sample the area).


Here is a table of observed precipitation in Upper Michigan for July and how far below normal each site was.

Site Precip total (in) -/+ normal (in)
Ironwood 2.66 -1.34
Ontonagon 2.05 -1.53
Houghton Airport 1.40 -1.67
Marquette City 1.43 -1.21
Munising 2.05 -1.31
Newberry 2.51 -0.69
Iron Mountain 2.14 -1.52
Manistique 2.71 -0.49


 At the our office (located in Negaunee Township), as of August 17, 2011, we have had 16.27 inches of precipitation since January 1, 2011. This is 4.74 inches below normal for this time of year. Since June 1, we are below our average by 2.13 inches.


For more information, visit the Drought Monitor.

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