22 February 2010

KLIT's Discussion for Tuesday

Well below normal temperatures will start the period with a closed low and upper level trough moving east. The midsection of the country is under a broad positively tilted trough and ridges on both coasts. The trough moves east with the trough axis passing by by 18z. This puts Arkansas in northwest flow aloft with strong cold air advection. At the surface high pressure will be in control with moisture from the previous system being flushed out.

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