Area Forecast Discussion
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098
FXUS64 KEPZ 021709
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
1109 AM MDT Tue Sep 2 2025

...New DISCUSSION, AVIATION, FIRE WEATHER...

.KEY MESSAGES...
Updated at 1108 AM MDT Tue Sep 2 2025

- Isolated thunderstorm chances through through Thursday, mostly
  confined to mountain areas.

- High temperatures through Thursday will remain above average.

- Rainfall chances start to return for Friday into Saturday as we
  get some tropical moisture returning from the south.

&&

.DISCUSSION...
Issued at 1108 AM MDT Tue Sep 2 2025

Some drier air is moving into the region with dew points down into
the upper 40s to lower 50s for much of the CWA. The region for the
next couple of days will remain under the influence of a very
elongated/amplified upper ridge extending from the Pacific NW
through the Borderland. There is just a small amount of
instability along the northern edge of the CWA each afternoon and
there will be some isolated storms that develop in Catron and
Lincoln counties that try to make it into northern Grant and Otero
counties the next couple of afternoons, so kept in the isolated
PoPs. Temperatures with the drier air and upper ridge will warm
back up above normal with most of the lowlands into the lower to
mid 90s.

As we head into late Thu into Sat, we are watching what will be
the remnants of Lorena. Operational GFS continues to be the most
bullish of all the models, but quick look at 12Z run shows a
little slow down but heavier rain from SW to NE CWA. GFS ensembles
are still not in great agreement with this. EC when looking at
moisture fields, does have a similar path of moisture breaking off
from the tropical system, but not nearly as optimistic on QPF
totals. It does seem like the upper pattern would eventually
support at least some moisture moving into the area and think even
with the latest slowdown of the GFS, that it may still be too
fast. For now NBM PoPs seem reasonable, but did raise about 10
percent going into Sat with a slower storm progression. For now
didn`t mess with QPF which is ranges from about a third of an inch
over eastern Hudspeth county to around an inch in the NM Bootheel
and in the Sacs. Widespread half inch amounts over the remaining
lowland areas. Temperatures will cool down with plenty of cloud
cover expected, but not going as low as MEX guidance which has a
high of 76 Fri and 79 Sat in ELP. Again, NBM looked reasonable
with mainly lower to mid 80s.

Upper ridge starts to rebuild off to the west and push into the
area by early next week. This brings a return to mainly dry
conditions to the area and temperatures rebounding back into the
lower to mid 90s for the lowlands.

&&

.AVIATION...
(18Z TAFS)
Issued at 1108 AM MDT Tue Sep 2 2025

P6SM FEW-SCT080-100 SCT200-250 though the early evening then skies
becoming SKC-FEW200-250. Winds will be east to southeast AOB 12KTS
through the afternoon then becoming variable under 6KTS.

&&

.FIRE WEATHER...
Issued at 1108 AM MDT Tue Sep 2 2025

Above normal temperatures can be expected through Thursday with
just a few isolated thunderstorms in the higher terrain with
limited moisture to work with. Min RH`s the next couple of days
will be falling into the mid teens to mid 20s. Going into the end
of the week, there will be some remnant tropical moisture that
moves up into the region, still some question as to how much will
make it up this way. There will be cool down in temperatures and
rising RH`s. Temperatures warm and RH`s dry out by early next
week.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                  69  94  72  95 /   0   0   0   0
Sierra Blanca            59  89  65  90 /   0  10   0   0
Las Cruces               62  91  65  90 /   0   0   0   0
Alamogordo               62  91  67  91 /   0  10   0   0
Cloudcroft               46  68  50  69 /   0  20   0  10
Truth or Consequences    62  90  65  90 /   0  10   0   0
Silver City              58  84  62  83 /   0  10   0  20
Deming                   62  92  65  92 /   0   0   0  10
Lordsburg                63  90  65  86 /   0  10   0  20
West El Paso Metro       68  92  72  92 /   0   0   0   0
Dell City                60  92  62  93 /   0   0   0   0
Fort Hancock             65  93  67  95 /   0   0   0   0
Loma Linda               61  85  65  86 /   0   0   0   0
Fabens                   64  92  68  92 /   0   0   0   0
Santa Teresa             64  90  68  91 /   0   0   0   0
White Sands HQ           65  92  70  92 /   0  10   0   0
Jornada Range            60  91  67  90 /   0  10   0   0
Hatch                    62  93  65  93 /   0  10   0   0
Columbus                 64  92  68  92 /   0   0   0  10
Orogrande                61  89  65  90 /   0  10   0   0
Mayhill                  50  79  56  80 /   0  20   0  10
Mescalero                50  80  55  81 /   0  20   0  10
Timberon                 46  77  54  78 /   0  10   0   0
Winston                  51  83  54  82 /  10  10   0  10
Hillsboro                59  89  62  90 /   0  10   0  10
Spaceport                61  91  64  90 /   0  10   0   0
Lake Roberts             49  85  53  84 /   0  20   0  20
Hurley                   58  87  61  85 /   0  10   0  10
Cliff                    55  91  61  88 /  10  10  10  20
Mule Creek               53  87  56  83 /  10  10  10  20
Faywood                  59  86  63  85 /   0  10   0  10
Animas                   61  90  63  85 /   0  10  10  30
Hachita                  61  89  65  88 /   0   0   0  20
Antelope Wells           60  88  63  84 /   0  10   0  20
Cloverdale               59  84  62  80 /  10  10  10  40

&&

.EPZ WATCHES/WARNINGS/ADVISORIES...
TX...None.
NM...None.
&&

$$

FORECASTER...26-Grzywacz