Scientific Forecaster Discussion
Area forecast discussion
National Weather Service Phoenix Arizona
215 PM MST Friday Feb 5 2016
Synopsis...dry northwest flow aloft with mostly clear skies will
develop over the area through the weekend...along with warmer
temperatures. By next week...a strong high pressure system will
build over the region resulting in much above normal temperatures.
Dry northwest flow aloft is expected through the weekend...followed
by an anomalously strong high pressure system next week along with
much above normal temperatures. Also...occasional north winds in the
8 to 12 knot range are expected down the Colorado River valley
south-central Arizona including kphx...kiwa...and ksdl and southeast
California/southwest Arizona including kipl and kblh...
Dry northwest flow aloft to continue through Saturday. Through 23z
Saturday...mostly clear skies with light and variable wind...with
the exception of north wind 7 to 12 knots along the Colorado River
Aviation discussion not updated for amended tafs.
Sunday through Thursday...
high pressure will remain the predominant weather feature through
early next week...resulting in dry conditions and no chance for rain.
A warming trend is expected with well above normal temperatures. High
temperatures in the lower deserts will likely exceed the 80 degree
mark by Tuesday. Relative humidities will also remain below normal
through the period. Winds will generally remain well below critical
thresholds...though breezy conditions can be expected down the
Colorado River valley each afternoon through Monday.
Spotter information statement...
spotters are encouraged to report based on Standard operating
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