Area Forecast Discussion
Issued by NWS Tucson, AZ

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FXUS65 KTWC 240851
AFDTWC

Area Forecast Discussion
National Weather Service Tucson AZ
150 AM MST Fri Nov 24 2017

.SYNOPSIS...Daytime temperatures will continue at record levels
into the weekend. Cooler temperatures are expected early next
week as a system passes north of our area, but dry conditions will
continue.

&&

.DISCUSSION...The main weather story through the weekend will be the
near record or record heat as high pressure aloft remains in place.
Please refer to the climate section in this product for some
tidbits. Latest models continued to show a change in the pattern
early next week as a weather system enters the Great Basin region.
This will be a dry system for southeast Arizona, but a significant
drop in daytime temperatures will follow its passage. Strong and
gusty winds will also accompany the weather system Monday into
Tuesday.

&&

.AVIATION...Valid thru 25/12Z.
Expect a few clouds above 20k ft AGL and surface wind variable in
direction mainly less than 12 kts into tonight afternoon. Aviation
discussion not updated for TAF amendments.

&&

.FIRE WEATHER...Dry conditions will continue into next Thursday.
20-foot winds will be terrain driven mainly less than 10 mph through
this weekend. Expect west to northwest wind gusts near 15 mph Monday
afternoon, then occasionally gusty north to east winds will occur
Tuesday. 20-foot winds next Wednesday will be easterly at 10-20 mph
with higher gusts, then winds diminishing to less than 10 mph next
Thursday afternoon. Strong and gusty winds will also accompany the
weather system Monday into Tuesday.

&&

.CLIMATE...The record high for Tucson on Saturday the 25th is 86
degrees set way back in 1894. This is currently the oldest daily
high temperature that has stood for 122 years. Current forecast high
on Saturday for Tucson is 88 degrees.

Rainfall at the Tucson airport has been pretty non-existent since
the start of September. With no rain likely to occur during the
remainder of November, the three month period (September 1 through
November 30th) will go into the record books as the DRIEST on
record with a measly 0.12".

&&

.TWC WATCHES/WARNINGS/ADVISORIES...None.

&&

$$

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