Sunday, January 25, 2009

Weather Big Picture for January 26 to February 2



Temperatures will become quite variable this week as areas of low pressure pass north of us during the middle and late portions of the week. These storms will have more effect on temperature than sensible weather, bringing only chances of light snow showers. Temperatures will begin this week in the Arctic range (highs single digits and lows approaching -20), and we will probably get one or more shots at highs in the 20s. There is a small chance we could see a brief period of above-freezing temperatures if one of these relatively dry low pressure areas brings enough warm air across us.

I think the most likely snow totals for this week will be less than about 0.1" water equivalent most places. If we get some really high snow to water ratios such as 30:1, there could be an inch or two of snow in some places, but amounts will certainly not be substantial. In fact, given our climatology, I would not expect any significant snowfall over the next month (although there sometimes are exceptions to that rule), so my updates to the blog will probably be less frequent in February.

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