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Kirk Mellish's Weather Commentary Archive for December 2009
Blog Entries for Wednesday, December 30
Winter with attitude
Severe cold wave or waves look to be on the way as the AO Arctic Oscillation tanks negative again and the Greenland block continues. Highlights of the pattern include: snow as far South as Dallas, Houston and Louisiana again. Snow flurries for North Georgia, outside chance of flurries in South ...
Blog Entries for Wednesday, December 16
30-Day Outlook and Georgia Snow stats
First Occurrence of Snow Reported between November 1st - March 31st Atlanta Athens Macon Columbus Average Date January 20 January 13 January 21 January 27 Earliest Date November 11, 1968 November 11, 1968 November 24, 1950 December 18, 1993 Latest Date March 13, 1993 March 13, 1993 March 13, 1993 ...
Blog Entries for Tuesday, December 15
Model wars
Quick post, have much weather to look at, plus charity work, Christmas prep, and travel prep, Dentist appointment, so will blog if or as time allows.If you've been following along for weeks now you are not surprised by the "weather watch" period we have entered and expected to continue into ...
Blog Entries for Saturday, December 12
Dreaming of a White Christmas
GFS model Christmas day. NOAA/NCEP/NMC Here is a peek at the American GFS Global Forecast System numerical weather prediction model for mid-day December 25, 2009. Areas North of the blue "540" line (1000mb-500mb critical thickness) would have a chance of snow if there is precipitation. The models continue to suggest ...
Blog Entries for Sunday, December 6
Not boring
The interesting start to the winter season looks like it will continue. Weather systems worth monitoring for a variety of interest and/or excitement in Georgia include the following:December 9th give or take a dayDecember 13th give or take 3 daysDecember 23rd give or take 4-5 days
Blog Entries for Friday, December 4
Snow still looks more IFY than "sticky"
The models by and large have trended drier, yes there are still some that hint at 1-3 inches of accumulation even for Atlanta but I will continue to emphasize more of a drizzle/flurry scenario (snizzle) for Atlanta with an inch or so possible in the mountains especially grassy areas, rooftops, ...
Blog Entries for Wednesday, December 2
Model snow
I first mentioned on the radio Monday morning (and internally at the station Nov 22nd) a change to cold enough for snow Thursday-Saturday. The 12Z NAM and GFS today suggested at least snow flurries from I-85 Northwestward with an inch or two in the Mountains toward TN and NC.The 18Z ...
Blog Entries for Tuesday, December 1
My offical long-range Winter Outlook
Here it is complete with slide show just point and click on the link. WINTER OUTLOOK DECEMBER-MARCH
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