Scientific Forecaster Discussion

NWS Discussion
			
				

Area forecast discussion...updated 
National Weather Service Corpus Christi Texas 
1242 am CDT Wednesday may 22 2013 


Discussion...see aviation section for 06z tafs. 


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Aviation...loop of kcrp radar shows outflow boundary/front moving 
south at 20 miles per hour into the Victoria Crossroads region. Low stratus has 
moved into the coastal plains with ceilings ranging from IFR in the 
coastal Bend to low end MVFR in the Victoria Crossroads. Expect the 
boundary will stall before moving into the coastal waters or coastal 
Bend later during the overnight. East-southeasterly low level flow 
will push low clouds westward into the brush country reaching lrd 
area by 09z. Only placed a mention of light showers in the vct taf 
behind the front early this morning. MVFR ceilings will slowly lift 
during the morning hours and scatter out by 18z area-wide. VFR conds 
will exist into the evening hours Wednesday with MVFR ceilings returning 
to the coastal plains by 02-03z Thursday. 


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Previous discussion... /issued 906 PM CDT Tuesday may 21 2013/ 


Discussion...convection has failed to develop as of writing as south-southwest 
flow from h95 to h7, per 00z area raobs, is likely negating convective 
development. Latest available hrrr and 18z ttu WRF also indicate 
only low chances of precipitation developing tonight. Thus...have lowered 
probability of precipitation for tonight areawide. Still think a thin band of showers and 
a few rumbles of thunder will develop overnight...primarily across 
northern and NE zones. Will continue to monitor situation through 
the night. Otherwise...only other change of significance was to 
include mention of haze and smoke farther inland tonight as smoke 
from agricultural fires over state of Yucatan mex continues to 
impact S Texas. Air particulates will likely pool along stalling weak 
surface front across northern zones tonight resulting in a 
continuation of haze/smokiness through Wednesday. Updated products 
to be sent shortly. 


&& 


Preliminary point temps/pops... 
Corpus Christi 75 92 75 91 76 / 10 10 10 10 10 
Victoria 73 90 74 89 73 / 10 10 10 10 10 
Laredo 76 98 75 96 75 / 10 10 10 10 10 
Alice 73 93 75 91 75 / 10 10 10 10 10 
Rockport 75 86 75 85 76 / 10 10 10 10 10 
Cotulla 73 98 74 96 74 / 10 10 10 10 10 
Kingsville 74 92 75 91 75 / 10 10 10 10 10 
Navy corpus 75 84 75 84 75 / 10 10 10 10 10 


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Crp watches/warnings/advisories... 
Texas...none. 
GM...none. 


&& 


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Tmt/89...aviation