Fire Weather Outlook Discussion
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744
FNUS22 KWNS 151925
FWDDY2

Day 2 Fire Weather Outlook
NWS Storm Prediction Center Norman OK
0224 PM CDT Sat Jun 15 2024

Valid 161200Z - 171200Z

...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF SOUTHERN
UTAH...NORTHERN ARIZONA...AND FAR SOUTHEAST NEVADA...

The Critical and Elevated areas across parts of Utah, Arizona,
western Colorado, and western New Mexico were expanded in response
to a trend in guidance for windier and drier conditions in these
locales. Additionally, some brief, localized Elevated conditions are
possible across parts of southeast Colorado, given the expectation
of RH below 15% and somewhat dry fuels. However, wind speeds at the
moment appear rather modest, and therefore no Elevated areas are
introduced in this region for this update. Otherwise, see the
previous discussion for more details.

..Supinie.. 06/15/2024

.PREV DISCUSSION... /ISSUED 0157 AM CDT Sat Jun 15 2024/

...Synopsis...
The western US trough will deepen on Sunday, with strengthening
southwesterly flow overspreading much of the desert Southwest. Fuels
in this region have seen significant drying after several days of
warm and dry conditions. Latest guidance indicates ERCs are in the
90th percentile across much of northern and central Arizona. This is
further supported by recent fire activity in this region. Relative
humidity reductions to 5-10 percent will overlap sustained winds
15-20 mph across central/northern Arizona and southern Utah, where a
Critical delineation was included with this outlook. Outside of this
region, a more broad area of Elevated fire weather conditions will
be possible across much of central/southern Nevada into southern
Arizona, where there is less confidence is sustained Critical wind
speeds.

Elevated conditions may also extend into portions of western Nevada
in the lee of the Sierras. In this region, afternoon relative
humidity reductions to 15-20 percent will overlap sustained winds
10-15 mph (locally higher) amid modestly receptive fuels.

...Please see www.spc.noaa.gov/fire for graphic product...

$$