Area Forecast Discussion
Issued by NWS Tucson, AZ

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FXUS65 KTWC 180428

Area Forecast Discussion
National Weather Service Tucson AZ
927 PM MST Fri Mar 17 2017

.SYNOPSIS...The hot and dry conditions of late will continue into
the early part of next week with little change. A storm system is
expected to move across the region the middle part of next week
which will result in cooler temperatures, gusty winds and a chance
of showers.


.DISCUSSION...Mostly clear skies across southeast Arizona late this
evening. Expect this to continue overnight with a little more
afternoon clouds tomorrow, especially south of Tucson. Current
forecast in good shape, so no updates this evening.


.AVIATION...Valid through 19/06Z.
Mostly clear skies with patches of cirrus clouds at times and a
few cumulus clouds around 10-12k ft over the far southern
mountains into this evening. There will be a few more cumulus
clouds over the mountains Saturday afternoon southeast of Tucson.
Winds will continue to be light with a few afternoon gusts to 20
kts and somewhat variable in direction. Aviation discussion not
updated for TAF amendments.


.FIRE WEATHER...Very warm and dry conditions will continue into
early next week with continued low RH levels in the afternoon and
marginal overnight recoveries. Winds Saturday and Sunday
afternoons will be more westerly but remaining below 15 mph with
a few higher gusts. A Pacific storm system is expected to move
across the area the middle part of next week with gusty SW winds
Monday through Thursday. The moisture is not expected to ramp up
until at least late Wednesday so dry and breezy conditions
expected for a few afternoons. Borderline critical conditions
possible Tuesday and Wednesday mainly zone 152 then there is a
fair chance of showers Wednesday night into Thursday. There is a
decent chance for another storm system late the following weekend.





FIRE WEATHER...Cerniglia

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