By now you’ve probably heard about the SAL or Saharan Air Layer which is a layer of dry stable air with high concentrations of dust from the deserts of North Africa.

We talked about it on WSB Radio in the news and weather reports and I posted an in-depth blog about it the other day here.

Here is the updated model timing for the plume coming our way.

NASA GEOS-5 MODEL...

WEDNESDAY 6PM:

NOON THURSDAY:

7PM SATURDAY:

NOON SUNDAY:

NOON MONDAY:

TUESDAY MORNING:

NEXT WEDNESDAY MORNING:

For more Follow me on Twitter @MellishMeterWSB.

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