Area Forecast Discussion
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937
FXUS64 KEPZ 220455
AFDEPZ

Area Forecast Discussion
National Weather Service El Paso TX/Santa Teresa NM
955 PM MST Fri Nov 21 2025

...New DISCUSSION, AVIATION...

.KEY MESSAGES...
Updated at 955 PM MST Fri Nov 21 2025

 - Fair and dry weather Saturday, with breezy east winds in the
   late afternoon and evening.

 - Scattered rain showers, mostly light, Saturday night through
   Sunday morning, mostly across central New Mexico. Light snow
   above 8000 ft.

 - Dry with seasonable temperatures next week leading to Thanksgiving
   Day.

&&

.DISCUSSION...
Issued at 955 PM MST Fri Nov 21 2025

Our next weather maker is the upper low still sitting well off the
northern Baja coast. Well out ahead of it is the sub-tropical jet
with thin wisp of layered moisture over central Texas. The upper
low looks to have turned the corner and will continue moving east
and eventually northeast by mid-day Saturday. By the time the low
reaches far southern Arizona Saturday evening, enough moisture
(PWs approaching .50 inch) moves into the west to support a chance
of showers, mainly west of the RG Valley. The chance of showers
will spread east late Saturday night and Sunday morning. Likely
dry-slotting will quickly end any chance along the southern tier
of zones Sunday morning, but a few showers could persist into
Sunday afternoon over the mountain zones. And the models show a
lagging short wave rotating around the backside of the low, which
has moved to Colorado, Sunday night. This could keep a few light
showers/flurries over the Gila/Black Range into Sunday night. All
precip should remain light. Snow levels should remain relatively
high, 8000 ft or higher, through the bulk of the precip window.
These elevations could see 1-2 inches by Sunday afternoon.

Remainder of the week ahead...the upper low quickly exits the
region and upper ridge quickly builds in over the eastern Pacific
Monday-Wednesday and eventually drifts over the Desert southwest
before flattening out zonally Thursday-Friday. This means mostly
cloud free days, until zonal flow likely brings high level
moisture to the area Thursday-Friday. Temperatures will be
seasonable until Thursday and Friday when temperatures climb back
above normal.

Saturday and Sunday...models showing some signs of another Pacific
system and chance of showers. Both GFS/ECMWF in decent agreement
given how far out we still are from next weekend. System likely to
spill some Canadian cold air down, but ECMWF snow levels (WBZ
temps) look too low at 4500-5000 ft.

&&

.AVIATION...
(06Z TAFS)
Issued at 955 PM MST Fri Nov 21 2025

VFR conditions through the period with SKC-SCT250, with ocnl
BKN250 after 12Z. Surface winds east/northeast AOB 7 knots,
becoming east/southeast 8-12G20 knots after 18Z.

&&

.FIRE WEATHER...
Issued at 1008 AM MST Fri Nov 21 2025

The area sits between Pacific storm systems, with our last one
having moved out yesterday afternoon, and our next one due
Saturday evening. Thus, for today and much of Saturday, the region
will see fair and dry weather conditions. Clouds will be on the
increase tonight, after a sunny day Friday. Temperatures will
remain a bit above the daily average, and RH will creep lower, but
remain well above any critical threshold. Tonight the clouds
increase from the west, as the next Pacific low pressure storm
system begins to work east out of SCAL. For Saturday, the
precipitation associated with the system will hold west over AZ,
and our region will continue with dry weather. Winds will shift to
easterly across the area, and increase to breezy in the late
afternoon hours. Overnight, wind speeds will increase and become
gusty from the east, similar to a backdoor cold front passage.

We expect to see precipitation from the system to move over
western NM in the evening hours Saturday, from the west. Other
showers, and possibly a few storms, will work in over S Central
areas over the late evening hours, from the SW. The sweep spot for
any precipitation will be Saturday evening through early Sunday
afternoon. During that time, expect rain below 7500 ft (up to
1/3"), and snow levels to drop to 7500-8000 ft, with light
amounts, up to 2-4" above 9500 ft.

Sunday afternoon, the system exits, as it lifts to the NE and into
Colorado. We will see a dry air regime return on cool NW flow
across the region. The work week ahead should stay dry all week,
with temperatures running close to normal. Winds will be generally
light, and RH will stay above 25 percent each afternoon, with good
to excellent overnight recovery, despite the dry conditions.

&&

.PRELIMINARY POINT TEMPS/POPS...
El Paso                  70  50  67  45 /   0   0   0  20
Sierra Blanca            67  46  66  37 /   0   0   0  20
Las Cruces               65  43  61  36 /   0   0   0  50
Alamogordo               65  37  62  30 /   0   0   0  50
Cloudcroft               49  30  41  24 /   0   0   0  50
Truth or Consequences    62  42  59  38 /   0   0   0  70
Silver City              59  38  50  33 /   0   0   0  60
Deming                   67  42  62  37 /   0   0   0  60
Lordsburg                64  41  58  35 /   0   0   0  70
West El Paso Metro       69  50  65  44 /   0   0   0  20
Dell City                68  45  68  36 /   0   0   0  20
Fort Hancock             75  50  72  41 /   0   0   0  10
Loma Linda               62  45  59  38 /   0   0   0  20
Fabens                   72  48  68  40 /   0   0   0  10
Santa Teresa             67  46  63  40 /   0   0   0  20
White Sands HQ           67  49  63  42 /   0   0   0  30
Jornada Range            66  35  61  29 /   0   0   0  50
Hatch                    68  35  64  31 /   0   0   0  60
Columbus                 68  44  65  41 /   0   0   0  40
Orogrande                66  38  62  30 /   0   0   0  30
Mayhill                  58  34  53  30 /   0   0   0  50
Mescalero                61  34  52  27 /   0   0   0  60
Timberon                 56  34  49  26 /   0   0   0  40
Winston                  56  32  52  29 /   0   0   0  70
Hillsboro                62  40  58  34 /   0   0   0  60
Spaceport                64  32  60  27 /   0   0   0  60
Lake Roberts             60  29  50  26 /   0   0   0  70
Hurley                   62  37  54  33 /   0   0   0  50
Cliff                    67  30  57  28 /   0   0   0  60
Mule Creek               63  28  52  24 /   0   0  10  80
Faywood                  60  40  54  35 /   0   0   0  70
Animas                   64  42  59  37 /   0   0   0  70
Hachita                  64  39  59  35 /   0   0   0  60
Antelope Wells           64  40  60  34 /   0   0   0  40
Cloverdale               60  42  52  37 /   0   0   0  70

&&

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

$$

FORECASTER...17-Hefner