Thursday, February 9, 2012

Revenge of Winter

A blast of cold Arctic air will infiltrate Arkansas this weekend with some of the coldest temperatures of the season for Central Arkansas. Highs over the weekend will struggle to get out of the 30s. Sunday morning will be the coldest with low temperatures dropping into the mid 10s to lower 20s across Central Arkansas as Arctic High pressure builds into the State.



Portions of Northern Arkansas may get as cold as about 10 degrees. Below are computer model forecast low temperatures for Sunday morning.


The weekend will be cold and dry, however, an upper air disturbance will begin to approach Sunday night. This will will bring back clouds and moisture by early Monday morning. With the cold air still well entrenched Monday morning, precipitation across Central Arkansas will begin as a mixture of sleet, freezing rain and snow. Northern Arkansas is likely to receive mostly snow.


There is still considerable uncertainty as to the exact timing of the precipitation moving in, as well as in the position of the rain/snow line. It is too soon to estimate snow or ice accumulation amounts, but this system will likely be the most significant storm of the season for many parts of the State. It is becoming more probable that this system will have a major impact on the morning commute for Monday with possible delays and school closings

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