Monday, October 22, 2012

Mild & Rainy, Then Chilly Later This Week...

Good Morning!  I hope that you had a great weekend wherever you were and whatever you were doing!

We start the new workweek off unseasonably mild with blue skies and temperatures well into the 60's, but things change as we get into the latter half of the week.  Football will have football weather as we head into the playoffs.  Let's have a look and see what's running under the hood.  A deeper dive coming up:

TEMPERATURES:  We see temperatures in the 60's today and tomorrow, a couple of 70's may be scattered in that mix, then we top out around 75 on Wednesday.  After we get through that, showers and thunderstorms come in ahead of a cold front toward the end of the week that has Canadian air pushing it, and the thermometers will suffer a 15-25 degree drop in daytime high readings by the time we get through the next seven days.  Just so you see what we're up against, here's a prediction from one of our fearless computer models, this is the GFS at 2 AM EDT Friday morning.  See that sharp temperature gradient between the 50's or 60's in green and the 30's and 40's in blue?

Global Forecast System  (GFS) Model Forecast for Friday 10/26 at 2AM EDT
When that gets in, expect temperatures to top out near or at 50.

RAIN:  Southerly flow the next few days brings in moisture for a couple of upper disturbances to work with.  The first is tonight and tomorrow, expect some showers and possibly a few thunderstorms in the area, especially in the south zone.  Right now they are out in Iowa, Missouri, and Illinois, and should get here around sunset or a bit later.  Check them out on the NEXRAD composite, that I marked up a bit to show you what looks to be developing...


After that, we keep at least a chance of showers on the table for the next few days, we'll have to see if that holds as the atmosphere dynamics evolve.  Here's what the National Weather Service thinks about rain for the next five days:

5 Day Precipitation Outlook
A little over an inch in this part of the world, I'm thinking that the heavier amounts will be more to the north than the south this trip.  South Zone, around an inch for most spots, the 1.25 totals should be between I-94 and I-96, and points north.

SEVERE WEATHER:  Nothing organized per se expected by the Storm Prediction Center for the next three days, but a couple of clusters with some unruly mobs of thunderstorms in them are evident on the radar composites right now, they are kind of holding shape as what is known by meteorologists as a QLCS, or Quasi-Linear Convective System.  That's a $5 term for a semi-organized line of thunderstorms.  Just low 5% chances at some strong winds or hail in Michigan for today.

Sunny and 48 in Jackson now, and here's the forecast for Jackson and surrounding areas including Parma and Brooklyn:

Today, sunny to start, increasing clouds this afternoon and perhaps a shower, high 70, winds S 6-10 MPH.

Tonight, cloudy skies, showers and a few thunderstorms, low 53, winds SW 5-10 MPH.

Tuesday, mainly cloudy skies with some afternoon clearing, scattered showers and perhaps a lingering storm or two, high 71, winds SW 5-10 MPH.

Tuesday night, skies clearing, breezy and mild, low 53, winds SW 6-11 MPH.

Wednesday, mainly sunny skies with a few passing clouds, perhaps an isolated shower could pop up, unseasonably warm, high 75, some places may edge close to 80, winds SW 5-10 MPH.

Thursday, sunny and continued warm, high 74.

Friday, periods of clouds and sunshine, much cooler as a cold front sweeps in from Canada, high only 56.

Saturday, cloudy skies, scattered showers during the day, chilly, high 46.

Sunday, continued cloudy with perhaps a stray shower, high 48.

Now remember as you look at the temperatures in this 7 day forecast that the normal high is right around 55 this time of the year.

There's your 7 day forecast, I hope you have a great day and week!  Blessings.

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