Area Forecast Discussion
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983
FXUS64 KEPZ 210429
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
1029 PM MDT Mon Jul 20 2026

...New DISCUSSION, AVIATION...


.KEY MESSAGES...
Updated at 1029 PM MDT Mon Jul 20 2026

 - We will see less thunderstorms on Tuesday with rain mainly in
   area mountains and west of the Rio Grande.

 - Temperatures on Tuesday will continue to run below average.

 - Drier and warmer weather pattern starts midweek, lowering storm
   chances. Lowland temperatures will begin reaching triple digits
   by Thursday and Friday and continuing into early next week.

&&

.DISCUSSION...
Issued at 1029 PM MDT Mon Jul 20 2026

The upper level low that helped generate wide spread
thunderstorms with heavy rain on Monday, will continue to slowly
drift to the west. The threat for heavy rain on Tuesday afternoon
will be reduced, we will still have plenty of moisture in the
atmosphere, but the better dynamics will begin to push into
Arizona. High temperatures will continue to run 5 to 10 degrees
below average. Enjoy the "cooler" weather, since it won`t last
long.

On Wednesday the upper level ridge to our northeast will begin to
build into New Mexico, which will push most of the moisture into
Arizona and start to really limit our thunderstorm coverage. High
temperatures on Wednesday will be near or a degree or two below
average. For Thursday and Friday, the upper level ridge will slide
into New Mexico and we will see high temperature creep 5 to 10
degrees above average. Many lowland locations will see triple
digit heat on Friday (if not on Thursday). For the weekend, the
upper level ridge drifts a little further north. This will allow a
little moisture to bring some thunderstorm chances mainly in area
mountains and to keep most lowland locations high temperatures
above the triple digit mark. For the start of next week, the exact
location of the upper level ridge is still in doubt, but no matter
what, things still look pretty hot with just a slight chance for
rain.

&&

.AVIATION...
(06Z TAFS)
Issued at 1029 PM MDT Mon Jul 20 2026

After another busy weather day, the thunderstorm activity has
finally begin to slow down. We will continue to see high and mid
ceilings tonight, especially west of the Rio Grande. On Tuesday we
will see lower rain chances with the best chances for
thunderstorms in area mountains and west of the Rio Grande. Like
the last few days, my confidence is not high that any TAF sites
will take a direct hit from a thunderstorm, especially
considering the lower coverage. We will amend TAF`s if
thunderstorms look to impact a TAF site. For much of Tuesday we
will see off and on high and mid ceilings. Our winds tonight will
be light and the winds on Tuesday away from thunderstorms will be
generally light from the south. Though not as likely, we will
still see a chance for outflow winds to occur Tuesday afternoon
and evening.

&&

.FIRE WEATHER...
Issued at 1006 AM MDT Mon Jul 20 2026

Fire weather concerns will be low through the week. Scattered to
widespread thunderstorms develop this afternoon over area mtns,
drifting southwest through the lowlands into the evening. Abundant
moisture will keep the flood threat around today, especially out
west and in much of Otero County where a Flood Watch is in effect.
The flood threat looks to be somewhat low along the RGV, but still
present. Frequent lightning and gusty outflow winds to 40 mph are
possible. Drier air moves in starting Tue from the east, pushing
storm chances to the west through midweek. Mainly dry conditions
later this week with temperatures rising to above normal. Winds
will be light, generally from the S-SE.

Min RHs range from 35-65% through Tue, falling to 15-35% by Fri.
Vent rates will be poor to good through Tue, then fair to good.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                  70  90  72  95 /  50  10  20  10
Sierra Blanca            62  86  65  91 /  30  20  10  10
Las Cruces               64  87  66  92 /  50  20  30  10
Alamogordo               64  88  68  93 /  30  40  20  20
Cloudcroft               49  67  51  71 /  40  60  20  40
Truth or Consequences    68  87  69  91 /  40  60  30  10
Silver City              59  80  60  84 /  60  70  60  30
Deming                   63  90  64  94 /  70  40  40   0
Lordsburg                64  85  64  90 /  50  60  50  10
West El Paso Metro       70  88  72  94 /  50  10  20  10
Dell City                66  91  69  96 /  30  10  10   0
Fort Hancock             69  93  72  98 /  40  20  10  10
Loma Linda               63  83  66  88 /  40  20  10  10
Fabens                   68  91  71  96 /  40  20  20  10
Santa Teresa             67  86  68  92 /  60  10  20  10
White Sands HQ           70  88  73  93 /  40  20  30  10
Jornada Range            65  88  68  92 /  40  30  30  10
Hatch                    66  90  67  95 /  40  40  30  10
Columbus                 68  88  69  94 /  60  30  40   0
Orogrande                64  87  67  92 /  40  30  20  10
Mayhill                  54  79  56  82 /  20  50  10  30
Mescalero                53  77  55  81 /  30  70  20  50
Timberon                 51  76  54  79 /  40  40  20  20
Winston                  58  79  58  82 /  50  70  40  50
Hillsboro                64  85  64  88 /  50  60  40  20
Spaceport                63  87  65  91 /  30  60  30  10
Lake Roberts             55  81  56  85 /  70  80  60  50
Hurley                   60  82  61  87 /  60  60  50  20
Cliff                    62  86  63  90 /  50  80  60  40
Mule Creek               60  83  60  86 /  50  90  60  30
Faywood                  62  82  63  86 /  60  60  40  20
Animas                   64  84  64  90 /  60  60  40  10
Hachita                  62  84  62  90 /  70  50  40   0
Antelope Wells           64  82  64  89 /  80  70  40   0
Cloverdale               61  78  61  85 /  60  80  50  10

&&

.EPZ WATCHES/WARNINGS/ADVISORIES...
TX...None.
NM...Flood Watch until midnight MDT tonight for Central Grant
     County/Silver City Area-East Central Tularosa
     Basin/Alamogordo-Lowlands of the Bootheel-Otero Mesa-
     Southeast Tularosa Basin-Southern Gila Foothills/Mimbres
     Valley-Southern Gila Region Highlands/Black Range-Southwest
     Desert/Lower Gila River Valley-Southwest Desert/Mimbres
     Basin-Uplands of the Bootheel-Upper Gila River Valley-West
     Slopes Sacramento Mountains Below 7500 Feet.

&&

$$

FORECASTER...15-Brice