Area Forecast Discussion
Issued by NWS Flagstaff, AZ

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FXUS65 KFGZ 262241

Area Forecast Discussion
National Weather Service Flagstaff AZ
340 PM MST Mon Jun 26 2017

.SYNOPSIS...A trough of low pressure moving through the Pacific
Northwest tonight will bring drier southwest winds over Arizona on
Tuesday. Aside from a very slight chance of showers and
thunderstorms near the White Mountains again Tuesday afternoon, the
rest of the state will see breezy to windy conditions. No
significant moisture is expected through next weekend. will return.

.DISCUSSION...A trough of low pressure moving into the Pacific
Northwest is pushing drier air over western Arizona today. Still,
enough moisture remained over Arizona for isolated to scattered
showers and thunderstorms today. The dry air will move over much of
Arizona tonight with only a slight chance for showers and
thunderstorms over far southern Apache County/White Mountains on
Tuesday. The dry air and breezy to windy conditions have prompted
the issuance of a Red Flag Warning for portions of the area on
Tuesday. See PHXRFWFGZ for details. The dry and breezy conditions
will persist through the end of the week.

High temperatures will continue to slowly decrease from the record
highs seen last week. However, highs will continue to be above
average through the week.

No significant moisture is seen returning to Arizona through next


.AVIATION...For the 00Z package...Lingering thunderstorm
activity will diminish by 03z. SW wind 10-20 KT gusts to 30 KT will
become light and variable after 03Z. SW wind 15-25 KT with gusts up
to 35 KT after 18Z Tuesday. Smoke from area wildfires may affect
flight paths. Aviation discussion not updated for TAF amendments.


.FIRE WEATHER...Afternoon thunderstorm chances are expected to be
confined to the White Mountains Tuesday with dry weather across the
entire area Wednesday. Increasing winds combined with very low
relative humidity values will create critical fire weather
conditions for portions of the area Tuesday. Winds will also
approach critical thresholds Wednesday.

Thursday through Saturday...Dry weather and clear skies for all
through this period. Winds speeds will decrease on Thursday and
Friday with a slight increase in winds Saturday. Max temperatures to
remain around 4 degrees above normal.


800 PM MST Tuesday AZZ107, 109-111, 116, 139, and 140




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