Area Forecast Discussion
Issued by NWS Tucson, AZ

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FXUS65 KTWC 190941
AFDTWC

Area Forecast Discussion
National Weather Service Tucson AZ
241 AM MST Fri Apr 19 2024

.SYNOPSIS...Dry with typical April high temperatures into early
next week. A weak passing weather system will bring breezy
conditions this afternoon.

&&

.DISCUSSION...High clouds currently moving across the area this
morning will push on east later this morning as a weak upper level
trof moves into the state. This feature will kick up the wind a
bit for a breezy afternoon. Highs similar to yesterday. Slight
cooler on Saturday with above mentioned trof moving into New
Mexico.

Warmer Sunday and Monday under weak ridging aloft. Some
uncertainty after Tuesday on timing of next Pacific trof to move
through the desert southwest. This system, when it moves through,
will bring a round of gusty winds and cooler high temperature.
Stay tuned.

&&

.AVIATION...Valid through 20/12z.
BKN-SCT clouds AOA 20k ft AGL will be be east of the area by
19/16z with SKC conds areawide for remainder of valid pd. SFC
winds terrain driven less than 10 kts. After 19/16z SFC winds
bcmg SWLY/WLY 10-15 kts with ocnl gusts to 25 kts. Aft 20/03z SFC
winds bcmg terrain driven less than 10 kts. Aviation discussion
not updated for TAF amendments.


&&

.FIRE WEATHER...Dry with near to slightly above normal
temperatures into first half of next week. Minimum relative
humidity values in the afternoon between 8% and 15% each day
through early next week. Breezy winds today as a dry weather
system moves through. Otherwise expect typical diurnal wind
trends this weekend into next week.

&&

.CLIMATE...35 years ago today through Sunday, Tucson recorded the
earliest first 100+ degree high (today April 19) and the hottest
April high temperatures, 104 degrees, (Saturday April 20) which
was tied a day later (Sunday April 21).

&&

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

&&

$$

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