25 February 2007

Greeting from Boring Tucson AZ!

It looks like zonal flow will dominate over SW US for the next few days. A disturbance is progged to move across the northern Great Basin but it will not affect TUS CWA
with respect to surface sensible weather. Although the southern portion
of the system could stir up the pressure gradient and causing gusty
condition forTUS for Tuesday.

Temperature will be seasonably warm. The lack of moisture (dew point temps hovering in the high teens and low 20s) and QG up-forcing will make predicting the low temperatures and winds the most challenging aspects for the next few days. According to the GFS, a weak SW trough will race across the TUS CWA on Thursday Night but I do not foresee any precipitation associated with this system.

~ Doc Ng

Additional Info:
Identifier KTUS
Normal High 70-72°F
Normal Low 43 - 44 °F
Normal Wind Speed 6 knots
Normal Precipitation 0.07-0.08"
Elevation 779 m

Here is a topo map of AZ.


Topographic Map of Arizona (courtsey of NGDC)

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