Scientific Forecaster Discussion

NWS Discussion
			
				

Area forecast discussion...updated 
National Weather Service Huntsville Alabama 
1235 am CDT Monday may 20 2013 


Update... 
for 06z tafs 


&& 


Discussion... 
/issued 821 PM CDT sun may 19 2013/ 
the outflow boundary that was moving through the forecast area has 
dissipated near Interstate 65...and the widely scattered/scattered 
showers and storms have also dissipated. Will be amending the zones 
shortly to drop any mention of showers/storms and have modified the 
cloud forecast for overnight as well. The temperature forecast is in pretty 
good shape...and will not be making any other changes with the 
update. 


Tt 


&& 


Aviation... 
for 06z tafs...outflow from rain-cooled air has dropped temperatures/dewpoints 
about 5-10f compared to this time last night. However...expect some 
light fog to develop after 09z at both kmsl and khsv. Models are also 
indicating that a brief period of lower ceilings /MVFR/ develop between 
11z-13z. This is not completely unreasonable as boundary layer is 
still rather moist and srly low level flow exists. Otherwise...expect 
VFR conditions to prevail. 


Tt/djn 


&& 


Hun watches/warnings/advisories... 
Alabama...none. 
Tennessee...none. 
&& 


$$ 


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