Area Forecast Discussion
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FXUS64 KEPZ 051130
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
530 AM MDT Sat Jul 5 2025

...New AVIATION...

.KEY MESSAGES...
Updated at 525 AM MDT Sat Jul 5 2025

 - Temperatures climb through Sunday before decreasing some early
   next week, then back up mid to late next week

 - Moisture slowly recovers on Sunday, bringing isolated to
   scattered thunderstorm chances, especially west

&&

.DISCUSSION...
Issued at 1029 PM MDT Fri Jul 4 2025

The drying trend will become very apparent as an upper trough over
eastern AZ sweeps through overnight tonight, cutting off our
monsoonal moisture supply. PWATs are expected to decrease
significantly, leading to lower Tds and reduced instability. As
the upper high establishes itself over NM, thunderstorm chances
will become very limited, mainly confined to the mountains. A
backdoor front sliding down the eastern plains will help to
invigorate lift with moist upslope flow, allowing isolated
afternoon storms to initiate over the south central mts. 500mb
temps remain relatively warm, however, hovering around -5C. Storms
will struggle in this environment and what ones do develop will
likely remain weak and short-lived. With clear skies and very
warm 850mb temperatures, much of the lowlands can expect to see
triple-digit highs. Expect highs in El Paso to reach around 100F
to 102F.

High pressure will continue to dominate the weather pattern on
Sunday, resulting in another hot and dry day. Thunderstorm chances
will remain very low, primarily favoring to the higher elevations
of the Sacramento Mts once again. Temperatures will be similar to
Saturday, with widespread triple-digit heat for the El Paso metro
and surrounding lowlands, potentially reaching up to 102F in some
areas.

The upper high will drift slightly towards the AZ/NM border on
Monday. This subtle shift may allow for a very slight increase in
mid-level moisture, primarily from the east/northeast. While not
leading to widespread storm coverage, isolated afternoon
thunderstorms cannot be entirely ruled out, particularly over the
mountains and possibly some eastern parts of the CWA. Temperatures
will remain well above normal, generally in the upper 90s to low
100s for the lowlands. As the high continues to slowly weaken and
shift, mid-level easterly to northeasterly flow will persist,
potentially bringing in a bit more moisture. This pattern, while not
ideal for extensive monsoon activity, could support isolated to
scattered thunderstorms Tuesday through Thursday. Temperatures will
begin to moderate slightly but will still be very warm.

&&

.AVIATION...
(12Z TAFS)
Issued at 525 AM MDT Sat Jul 5 2025

Much drier air continues to stream over the region. This means
generally sunny skies with only FEW to SCT, mostly fair weather
clouds today. Thus storms are also not expected, especially across
the lowlands. VFR conditions can be expected to persist through
the forecast period at all termainals. A weak surface trough is
slung across the region, as a very minor push arrives from the
east. This will make for variable winds across the region. Speeds
will be generally low, with minor afternoon breezes to 20kts.

&&

.FIRE WEATHER...
Issued at 1045 AM MDT Fri Jul 4 2025

Warming temperatures and lower dew points will lead to a decrease
in min RH values, with much of the lowlands falling below 15% for
tomorrow and Sunday afternoon. Rain/storm chances will all but disappear
except across the Bootheel. Winds will remain light, however, topping
out around 10 MPH. As we go into Sunday, moisture begins to increase
again leading to scattered mountain and isolated to scattered
lowland storms. Rain/storm chances will favor areas west of the Divide.

Vent categories will range fair to very good each afternoon,
largely limited by weak transport winds courtesy of high pressure
aloft.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                 102  76 101  76 /   0   0  10  20
Sierra Blanca            94  68  92  67 /   0   0  20  10
Las Cruces               99  70  98  70 /   0   0   0  30
Alamogordo              100  69  97  70 /   0  10  30  10
Cloudcroft               79  52  74  52 /  20  20  60  10
Truth or Consequences    97  70  98  71 /   0   0  10  30
Silver City              91  64  92  64 /  10  10  30  40
Deming                  100  69 101  71 /   0   0   0  40
Lordsburg                96  68 100  69 /  10  10  20  40
West El Paso Metro      100  75 100  76 /   0   0  10  20
Dell City               100  70  95  70 /   0   0  10   0
Fort Hancock            102  73 100  75 /   0   0  10  10
Loma Linda               94  69  92  67 /   0   0  10  10
Fabens                  101  73 100  74 /   0   0   0  10
Santa Teresa             99  72  99  73 /   0   0  10  30
White Sands HQ          100  75 100  75 /   0   0  20  30
Jornada Range            99  68  99  70 /   0   0  20  30
Hatch                   101  68 102  70 /   0   0  10  40
Columbus                 99  73 101  75 /   0   0   0  40
Orogrande                98  70  97  70 /   0   0  20  10
Mayhill                  88  57  84  56 /  20  20  50  10
Mescalero                89  58  85  57 /  20  20  50  10
Timberon                 86  57  82  55 /  20  20  40  10
Winston                  89  58  89  59 /  10  10  30  30
Hillsboro                97  66  97  67 /  10  10  20  40
Spaceport                97  66  98  68 /   0   0  20  20
Lake Roberts             92  59  93  60 /  10  10  40  40
Hurley                   94  64  95  64 /  10  10  20  30
Cliff                    97  65 100  67 /  10  10  20  30
Mule Creek               93  63  95  64 /  10  10  20  30
Faywood                  93  66  95  67 /  10   0  20  40
Animas                   96  68  98  70 /  10  10  20  50
Hachita                  95  68  98  69 /  10  10  10  40
Antelope Wells           95  68  97  70 /  20  20  20  50
Cloverdale               90  66  93  68 /  20  20  30  50

&&

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

$$

FORECASTER...14-Bird