WxDecoder

US-3436 Weather Ascension Seton Southwest Heliport

Austin, TexasElevation 993 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KAUS · 12 NM E · 22 min old
Ceiling 20,000 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KAUS
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
20,000 ft
lowest BKN/OVC
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind calm, visibility 10 SM, temperature 18.3C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests today partly sunny, high near 79F, low near 62F, 14% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Wednesday: Mostly Sunny then Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Today Partly Sunny 79/62 SE 4 kt – 14%
Wednesday Mostly Sunny then Slight Chance Showers And Thunderstorms 83/65 SE 4 kt – 19% Thunderstorms in the forecast
Thursday Slight Chance Rain Showers 79/62 SE 4 kt – 24%
Friday Chance Rain Showers then Slight Chance Showers And Thunderstorms 76/62 ESE 9 kt 22 kt 48%
Saturday Slight Chance Showers And Thunderstorms 82/63 S 4 kt – 15%
Sunday Mostly Sunny 84/65 S 4 kt – 7%
Monday Partly Sunny then Slight Chance Rain Showers 84/59 SSW 13 kt – 20%

Source: National Weather Service (office EWX). Forecast issued 1414Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS & WIND
Crosswind calculator
No runway layout is available for US-3436. Enter a runway number or heading to estimate wind components.
FIELD CONDITIONS

Field elevation

Field elevation
993 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2348Z 6:48 PM
Sunrise
1242Z 7:42 AM
Loggable night
0013Z (7:13 PM local) → 1218Z (7:18 AM local)
end of evening to start of morning civil twilight
Position lights required
2348Z (6:48 PM local) → 1242Z (7:42 AM local)
sunset to sunrise (91.209)
Night passenger currency
0048Z (7:48 PM local) → 1142Z (6:42 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Ascension Seton Southwest Heliport is in Austin, Texas. Field elevation 993 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATAUS-3436
RegionTexas
CountryUnited States
Coordinates30.2267, -97.8929
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

US-3436 traffic patterns

2026-09-11 to 2026-09-11, 1 days observed · data 2026-10-25

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
2
Operations trend (1 days)

Busiest day: Fri · Busiest month: Sep

FLEET MIX
Helicopter 100%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›AS50 (Helicopter) · ~1 landings/mo
Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

US-3436 has no on-field report. Nearest reporting station: KAUS (12 NM E, VFR).

KAUS Austin Bergstrom International Airport
12 NM E
VFR
KBAZ New Braunfels National Airport
32 NM S
VFR
KRND Randolph Air Force Base
46 NM SW
MVFR
KGRK Killeen Regional Airport / Robert Gray Army Airfield
51 NM N
VFR
KSAT San Antonio International Airport
51 NM SW
MVFR
KILE Skylark Field
53 NM N
UNKNOWN
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-3436 on OurAirports
FREQUENTLY ASKED
Does US-3436 have a METAR?
No on-field METAR is issued for US-3436. This page uses the nearest reporting station as a reference.
Does US-3436 have a TAF?
No TAF is issued directly for US-3436. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-3436?
US-3436 sits at 993 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-3436?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.