Area Forecast Discussion
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330
FXUS64 KEPZ 300421
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
1021 PM MDT Tue Jul 29 2025

...New DISCUSSION, AVIATION...

.KEY MESSAGES...
Updated at 959 PM MDT Tue Jul 29 2025

-  Flash flooding threat lingers into tonight, mainly west of the
   Rio Grande.

-  Decreasing moisture will lead to diminishing flash flood and
   storm threats to end the work week. Area mountains will be
   favored for storms into the weekend.

-  Temperatures climb heading into the weekend with lowland
   locations at or a little above 100 degrees by early next week.

&&

.DISCUSSION...
Issued at 959 PM MDT Tue Jul 29 2025

The threat of heavy rainfall and flash flooding continues into
tonight as the moisture plume sits overhead. The inverted trough
that gave most areas at least a good soaking Monday night
continues to weaken and will progress into northern NM tonight, so
forcing will be less favorable for convective development as we
head into the morning. With PWs remaining above normal tonight
(falling towards 1.25"), isolated instances of flash flooding can
be seen due to efficient rain producing storms, mainly in the Gila
Region. Rain rates of 1-2" per hour can be seen tonight.

For Wed, most of the moisture plume gets choked off by an upper high
drifting in from the east. Drier air moves in for eastern areas with
areas to the north and west favored for storms and a low threat of
heavy rainfall. PWs will still be near or slightly above normal, so
storms cannot be entirely ruled out east of the RGV with potential
for gusty outflows.

The high will continue to push westward for the second half of the
week, sitting over the Southern Rockies by Thursday. The threat of
flash flooding out west diminishes into late week while recycled
moisture is trapped underneath the upper high. Storm chances will be
favored in area mountains into the weekend as moisture levels
gradually decrease to below normal, lowering the storm threat each
day into next week. The upper high meanders around the Southern
Rockies region towards the end of the period with some uncertainty
regarding which areas will have the best storm chances. Mostly dry
conditions are expected starting this weekend with any storms that
develop capable of producing gusty winds and brief downpours.

Temperatures remain near or slightly below normal through Friday due
to lingering moisture, then warming up this weekend. High temps
reach a few degrees above average early next week as the upper high
sits over the region and brings in drier air. El Paso is forecast
to see a few more 100s next week, but not record-challenging.

&&

.AVIATION...
(06Z TAFS)
Issued at 959 PM MDT Tue Jul 29 2025

To begin the forecast period, an area of light-moderate rain is
ongoing near KLRU. -SHRA will linger for KLRU until about 8z as
the clouds dissipate thereafter. These showers could approach
KDMN from the south and east over the next several hours.
Thunderstorms are also approaching KTCS from the NW, but are
tracking west of the terminal. For Wed afternoon, confidence is
too low for any TS mention in TAFs, but there is a slight chance
of storms developing near the terminals later in the period. Other
than gusty outflows, winds will be AOB 8kts mainly from S.

&&

.FIRE WEATHER...
Issued at 1100 AM MDT Tue Jul 29 2025

The fire weather threat remains low for the next 48 hours as
abundant moisture across the region will lead to scattered to
numerous showers and thunderstorms. The main threat will be flash
flooding in and near recent burn scars. Min RH`s through Thursday
will stay above 20%, but we will see a drying trend as we head
into the weekend which, by Sunday, will give us min RH`s in the
teens in the lowlands and 20 to 30% in area mountains. The winds
will stay below critical levels except for gusty winds associated
with thunderstorm outflow winds.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                  71  96  75  97 /  40  20  10  20
Sierra Blanca            64  91  66  93 /  30  20  10  20
Las Cruces               66  90  69  92 /  40  20  20  30
Alamogordo               66  90  68  92 /  30  40  20  40
Cloudcroft               49  69  50  69 /  40  60  20  60
Truth or Consequences    65  90  68  91 /  40  30  30  50
Silver City              60  85  63  87 /  40  50  40  70
Deming                   67  93  69  95 /  40  20  30  40
Lordsburg                66  92  68  94 /  40  20  40  60
West El Paso Metro       69  92  73  95 /  40  20  10  20
Dell City                69  94  70  94 /  20  20  10  10
Fort Hancock             71  96  73  98 /  30  20  10  20
Loma Linda               65  87  67  88 /  30  20  10  20
Fabens                   70  94  72  96 /  30  20  10  10
Santa Teresa             67  91  71  93 /  40  20  10  20
White Sands HQ           70  91  72  93 /  40  20  10  40
Jornada Range            66  90  67  92 /  40  20  20  40
Hatch                    67  92  69  95 /  40  30  30  40
Columbus                 68  93  71  95 /  40  20  30  30
Orogrande                67  90  68  91 /  30  20  10  30
Mayhill                  55  79  55  78 /  40  60  20  60
Mescalero                54  79  55  80 /  40  60  20  70
Timberon                 54  77  55  78 /  30  50  20  50
Winston                  56  83  57  84 /  40  50  30  70
Hillsboro                61  89  64  91 /  40  40  30  60
Spaceport                65  90  66  91 /  40  20  20  50
Lake Roberts             56  87  57  88 /  50  40  50  80
Hurley                   62  87  64  89 /  40  40  40  70
Cliff                    63  93  65  95 /  40  40  40  70
Mule Creek               61  91  62  92 /  40  30  40  60
Faywood                  62  86  65  88 /  40  40  30  60
Animas                   66  93  67  95 /  40  40  40  60
Hachita                  64  90  65  93 /  40  20  40  50
Antelope Wells           65  90  66  93 /  50  50  50  60
Cloverdale               64  88  66  89 /  50  60  60  70

&&

.EPZ WATCHES/WARNINGS/ADVISORIES...
TX...Flood Watch until 6 AM MDT Wednesday for Eastern/Central El Paso
     County-Northern Hudspeth Highlands/Hueco Mountains-Rio
     Grande Valley of Eastern El Paso/Western Hudspeth Counties-
     Rio Grande Valley of Eastern Hudspeth County-Salt Basin-
     Southern Hudspeth Highlands-Western El Paso County.

NM...Flood Watch until 6 AM MDT Wednesday for Central Grant
     County/Silver City Area-East Central Tularosa
     Basin/Alamogordo-East Slopes Sacramento Mountains Below
     7500 Feet-Eastern Black Range Foothills-Northern Dona Ana
     County-Otero Mesa-Sacramento Mountains Above 7500 Feet-
     Sierra County Lakes-Southeast Tularosa Basin-Southern Dona
     Ana County/Mesilla Valley-Southern Gila Foothills/Mimbres
     Valley-Southern Gila Region Highlands/Black Range-Southwest
     Desert/Mimbres Basin-Upper Gila River Valley-West Central
     Tularosa Basin/White Sands-West Slopes Sacramento Mountains
     Below 7500 Feet.

&&

$$

FORECASTER...39-Aronson