Area Forecast Discussion
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675
FXUS64 KEPZ 021148
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
548 AM MDT Fri Oct 2 2026

...New AVIATION, FIRE WEATHER...


.KEY MESSAGES...
Updated at 538 AM MDT Fri Oct 2 2026

 - The east slopes of the Sacramentos will be socked in with low
   clouds, advection fog, a bit of drizzle or a brief shower, and
   much lighter winds into the morning hours.

 - Breezy conditions, with gusts 35 to 45 mph, can be expected
   west of some of the desert mountain ranges today.

 - Off and on showers will be possible going into the middle of
   next week but with near average temperatures returning.

&&

.DISCUSSION...
Issued at 1132 PM MDT Thu Oct 1 2026

A backdoor cold front is pushing into the area overnight. Already
we are seeing upslope stratus socking in the east slopes of the
Sacramentos, and where the clouds are running aground, some fog.

HREF members are all indicating strong downslope winds on the west
slopes of the Sacramentos overnight, with gusts in to 40 to 50 mph
range. 50 mph gusts are enough for Wind Advisory criteria at EPZ.
Normally I`d have skipped an advisory for the expected wind gust
range, but with all the recent rainfall saturating the soil, and
east winds having a history of producing more wind damage (they`re
not uncommon in backdoor front scenarios, but are generally
lighter and less frequent than the prevailing west winds), I
figured we should lean into the potential impacts a bit more and
go ahead with an Advisory. We`re still stuck using Forecast Zones,
which were mostly created with snow levels in mind. The actual
hazard area is east of US-54 in the Tularosa Basin, and west of
the crest. Most (or all?) of the higher elevation areas along the
Sunspot Highway are on the downslope side, so their zone was
included too. But once you get east of Cloudcroft, the winds will
be much lighter, with clouds/fog/drizzle. It`ll look a little
weird on some web site maps, but I did whittle back the Hazard
grids to match reality.

Otherwise, expect breezy downslope winds, especially west of the
Huecos and Franklins tonight, with some gusts around 40-45 mph.
Far fewer trees (but not zero), and far less rain from Polo down
here.

With a moisture-starved closed low embedded in a trough stalling
out over the area tomorrow, we`ll see clouds blossom after
sunrise, aided by residual low level moisture and steepening lapse
rates. Ceilings around 5000-7000 feet. A few spotty showers will
be possible, especially over the Sacramentos as the stratus starts
mixing.

Upper level ridging will bring quiet weather, and a slow warming
trend through the weekend, with 80s returning by Sunday. Another
trough dropping in from the north mid-week looks interesting with
its -10C 500mb temps and subtropical jet streak exit region nosing
in. The sort of pattern that makes me think of convective showers
with a bit of small hail. Moisture looks a little lacking, but
not bone dry. The models that feed the NBM aren`t kicking out
much precip except a slight chance over the Sacs, and we can`t
edit past Day 3. Worth keeping tabs on Wednesday.

&&

.AVIATION...
(12Z TAFS)
Issued at 538 AM MDT Fri Oct 2 2026

VFR conditions with variable skies through the afternoon with
bases as low as 050. Winds will be breezy today with speeds of 10
to 15 knots and gusts up to 30 knots. Direction will be from the
NE (020-060) for most sites. Winds will begin to relax after dark.
There will also be a slight chance (10-20%) for -SHRA this
afternoon, but impacts would be minimal.

&&

.FIRE WEATHER...
Issued at 538 AM MDT Fri Oct 2 2026

No fire weather concerns are forecast for the period. Highs will
be generally be below normal while afternoon humidity drops into
the 40s in the lowlands, becoming a bit drier by next
Tuesday. Winds will be strongest today, topping out around 15 to
20 MPH becoming light for Saturday. Winds will increase some again
for Sunday. Vent rates each afternoon will range good in the west
to poor in the east.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                  56  77  57  79 /  10   0   0   0
Sierra Blanca            50  71  50  72 /   0   0   0   0
Las Cruces               53  74  54  77 /  20   0   0   0
Alamogordo               52  73  54  77 /  20   0   0  10
Cloudcroft               39  57  37  59 /  30  10   0  10
Truth or Consequences    53  75  55  77 /   0   0   0   0
Silver City              49  71  51  72 /   0   0   0   0
Deming                   55  75  55  77 /  20   0   0   0
Lordsburg                55  75  57  77 /   0   0   0   0
West El Paso Metro       57  77  59  79 /  10   0   0   0
Dell City                55  75  54  78 /  10   0   0   0
Fort Hancock             57  79  58  81 /   0   0   0   0
Loma Linda               50  70  52  72 /   0   0   0   0
Fabens                   57  78  57  81 /   0   0   0   0
Santa Teresa             55  75  55  78 /  20   0   0   0
White Sands HQ           57  77  58  79 /  20   0   0   0
Jornada Range            53  76  54  79 /  20   0   0   0
Hatch                    54  78  55  80 /  20   0   0   0
Columbus                 56  77  57  79 /  20   0   0   0
Orogrande                52  74  53  77 /  20   0   0   0
Mayhill                  43  67  43  66 /  50  10   0  10
Mescalero                45  67  43  69 /  30  10   0  10
Timberon                 41  63  41  65 /  20  10   0  10
Winston                  40  70  46  71 /   0   0   0   0
Hillsboro                51  74  55  76 /  10   0   0   0
Spaceport                50  75  53  78 /   0   0   0   0
Lake Roberts             34  74  44  73 /  10   0   0   0
Hurley                   51  73  52  74 /  10   0   0   0
Cliff                    48  79  53  81 /   0   0   0   0
Mule Creek               45  76  51  78 /   0   0   0   0
Faywood                  52  72  53  73 /  10   0   0   0
Animas                   55  75  56  77 /   0   0   0   0
Hachita                  53  74  55  76 /  20   0   0   0
Antelope Wells           54  73  56  75 /   0  10   0   0
Cloverdale               53  70  56  71 /   0   0   0   0

&&

.EPZ WATCHES/WARNINGS/ADVISORIES...
TX...None.
NM...Wind Advisory until 8 AM MDT this morning for East Central
     Tularosa Basin/Alamogordo-Sacramento Mountains Above 7500
     Feet-West Slopes Sacramento Mountains Below 7500 Feet.

&&

$$

FORECASTER...34-Brown