4TS9 Weather Ossiport Heliport

Austin, TexasElevation 818 ftHeliport

OFF-FIELD REFERENCE

Nearest report: KAUS · 13 NM SE · 47 min old

Ceiling 15,000 ft, visibility 10 SM.

No on-field report, so no field flight category. Conditions at the field may differ.

OFF-FIELD REFERENCE · KAUS

WIND

130@8

steady

VISIBILITY

10 SM

16.1 km

CEILING

15,000 ft

lowest BKN/OVC

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No current METAR is available for this airport, so there is no observed aviation report to summarize. Forecast suggests this afternoon partly sunny, high near 82F, low near 62F, 2% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES

Thunderstorms in the forecastWeather.gov

Thursday: Mostly Cloudy then Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.

Day	Conditions	Temp F	Wind	Gusts	Precip	Pilot note
This Afternoon	Partly Sunny	82/62	SE 4 kt	–	2%
Tuesday	Mostly Cloudy	82/62	SE 4 kt	–	11%
Wednesday	Slight Chance Rain Showers	84/65	SE 4 kt	–	14%
Thursday	Mostly Cloudy then Chance Showers And Thunderstorms	80/63	SE 4 kt	–	41%	Thunderstorms in the forecast
Friday	Showers And Thunderstorms Likely	77/62	ESE 9 kt	22 kt	55%
Saturday	Slight Chance Rain Showers	83/64	SSE 4 kt	–	16%
Sunday	Partly Sunny	86/67	SSE 4 kt	–	5%

Source: National Weather Service (office EWX). Forecast issued 1840Z.

Radar

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

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RUNWAYS & WIND

Crosswind calculator

No runway layout is available for 4TS9. Enter a runway number or heading to estimate wind components.

RUNWAYS

Runway detail & declared distances

1 runway · longest 50 ft

Dimensions

50 x 50 ft

Surface

Asphalt

RWY H1

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

818 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset

2349Z 6:49 PM

Sunrise

1241Z 7:41 AM

Loggable night

0013Z (7:13 PM local) → 1217Z (7:17 AM local)

end of evening to start of morning civil twilight

Position lights required

2349Z (6:49 PM local) → 1241Z (7:41 AM local)

sunset to sunrise (91.209)

Night passenger currency

0049Z (7:49 PM local) → 1141Z (6:41 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

Ossiport Heliport is in Austin, Texas. Field elevation 818 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT

OwnershipPrivately owned

UsePrivate use

TypeHeliport

ManagerSEAN PERKINS

Manager phone512-947-7226

AttendedALL MON-FRI, 0800–1700

CHARTS & AIRSPACE

ICAO / IATA4TS9

SectionalSAN ANTONIO

Center (ARTCC)HOUSTON

Flight service (AFSS)SAN ANGELO

RegionTexas

CountryUnited States

Coordinates30.3232, -97.8672

Distance from city1 NM NE

SERVICES & LIGHTING

Control towerNon-towered

AIRCRAFT ACTIVITY

4TS9 traffic patterns

2026-06-12 to 2026-10-25, 16 days observed · data 2026-10-25

Low confidence

TRAFFIC VOLUME (30-DAY)

AVG LANDINGS/DAY

2.5

AVG OPS/DAY

Operations trend (2 days)

Busiest day: Sun · Busiest month: Oct

FLEET MIX

Helicopter 61%Unknown 29%Piston single 10%

Mostly rotorcraft.

TOP AIRCRAFT TYPES

›B505 (Helicopter) · ~1 landings/mo

›A169 (Helicopter) · ~1 landings/mo

›A5 (Unknown) · ~1 landings/mo

›AS50 (Helicopter) · ~1 landings/mo

›H60 (Helicopter) · ~1 landings/mo

LIKELY BASED AIRCRAFT

Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly rotorcraft.

›B505 (Helicopter)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

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

4TS9 has no on-field report. Nearest reporting station: KAUS (13 NM SE, VFR).

KAUS Austin Bergstrom International Airport

13 NM SE

VFR

KBAZ New Braunfels National Airport

38 NM S

VFR

KGRK Killeen Regional Airport / Robert Gray Army Airfield

VFR

KHLR Hood Army Air Field

50 NM N

VFR

KRND Randolph Air Force Base

52 NM SW

VFR

AIRPORT REMARKS

Operational remarks

›LMTD LNDG RGTS ARE EXTDD TO MEDIVAC ACFT ON MISSION W/O PRIOR APVL TO SPECIFICALLYINCL THE AUSTIN-TRAVIS CO EMGCY MEDICAL SVC. MEDIVAC TRNG MISSIONS WL BE CSDRD FOR APVL UPON 3 DAYS ADVN NOTICE.

›STD HELI MKGS.

›FOR CD CTC AUSTIN APCH AT 512-269-7865.

OFFICIAL LINKS & SOURCES

↗Search NOTAMs (official FAA NOTAM Search)

↗4TS9 on OurAirports

FREQUENTLY ASKED

Does 4TS9 have a METAR?

No on-field METAR is issued for 4TS9. This page uses the nearest reporting station as a reference.

Does 4TS9 have a TAF?

No TAF is issued directly for 4TS9. Use the nearest TAF-issuing field as a planning reference.

What is the field elevation at 4TS9?

4TS9 sits at 818 ft MSL, which factors into the density-altitude estimate on this page.

Is this an official preflight weather briefing for 4TS9?

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.