Tuesday, February 26, 2013

Storm Update #1

Good Afternoon!

We finally have the precipitation in the area that I said we would, just a bit tardy on the timing of it, but it's here.  Have a look at the Grand Rapids NEXRAD radar image:


You can see all of the precipitation in the area right now, and it is a mixed bag.  Depending on location, you can have observations of sleet, freezing rain, or just plain rain.  There were even a couple of observations of snow on the board as well!

Taking a look at the forecast data as of now, the rain should continue for another hour, maybe two.  Add at least a half-hour to changeover and times I mention in this post if you're in the north zone.  See the temperature readouts on the side of the blog to determine where you're at.  The thinking is that we should be in full changeover by 5 PM, with that process completed by 6-7 PM.  Currently the setup is a layer of cold air between say 1000 to about 3000 feet off the ground is sandwiched by air that is warmer on either side.  Rain falls, freezes, then melts again before it gets to the ground.  No later than 5 PM, that warm air sandwich will be gone, and temperatures will be right at or below freezing, so watch out for the snow at that point.  Let's summarize:


I have been busy fielding questions from people so have not had time to update the forecast.  You'll have that soon!  Remember - Winter Weather Advisory, all counties in the blog until 6 AM Wednesday morning.

More To Come...

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