WxDecoder

US-4920 Weather Air Evac 65 Heliport

Sherman, TexasElevation 794 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KGYI · 11 NM N · 40 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KGYI
WIND
160@7
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
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 from 160° at 4 kt, visibility 10 SM, temperature 22C. This observation is older than usual, so treat it with extra caution. Treat this as supplemental, not an aviation observation. Forecast suggests this afternoon partly sunny, high near 79F, low near 59F, 2% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Saturday: Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
This Afternoon Partly Sunny 79/59 SE 4 kt – 2%
Tuesday Mostly Sunny 80/60 S 9 kt – 6%
Wednesday Mostly Sunny 82/64 S 9 kt 17 kt 3%
Thursday Partly Sunny 81/63 S 9 kt – 7%
Friday Rain Showers Likely 72/59 SE 4 kt – 55%
Saturday Chance Showers And Thunderstorms 74/61 SSE 4 kt – 44% Thunderstorms in the forecast
Sunday Slight Chance Rain Showers 80/64 S 4 kt – 22%

Source: National Weather Service (office FWD). Forecast issued 2129Z.

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 US-4920. Enter a runway number or heading to estimate wind components.
FIELD CONDITIONS

Field elevation

Field elevation
794 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2340Z 6:40 PM
Sunrise
1240Z 7:40 AM
Loggable night
0005Z (7:05 PM local) → 1215Z (7:15 AM local)
end of evening to start of morning civil twilight
Position lights required
2340Z (6:40 PM local) → 1240Z (7:40 AM local)
sunset to sunrise (91.209)
Night passenger currency
0040Z (7:40 PM local) → 1140Z (6:40 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

Air Evac 65 Heliport is in Sherman, Texas. Field elevation 794 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATAUS-4920
RegionTexas
CountryUnited States
Coordinates33.5409, -96.6078
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

US-4920 traffic patterns

2026-08-04 to 2026-10-23, 6 days observed · data 2026-10-25

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0.5
AVG OPS/DAY
1
Activity trend over 4 days: flat, from 1 to 1 operations per dayOperations trend (4 days)

Busiest day: Thu · Busiest month: Aug

FLEET MIX
Helicopter 50%Piston single 50%

Mostly rotorcraft.

TOP AIRCRAFT TYPES
›B06 (Helicopter) · ~1 landings/mo
›BL8 (Piston single) · ~1 landings/mo
›G2CA (Helicopter) · ~0 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-4920 has no on-field report. Nearest reporting station: KGYI (11 NM N, VFR).

KGYI North Texas Regional Airport Perrin Field
11 NM N
VFR
KDUA Durant Regional Airport - Eaker Field
26 NM NE
VFR
KGLE Gainesville Municipal Airport
30 NM W
VFR
KADS Addison Airport
36 NM S
VFR
KGVT Majors Airport
39 NM SE
VFR
KDAL Dallas Love Field
43 NM S
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-4920 on OurAirports
FREQUENTLY ASKED
Does US-4920 have a METAR?
No on-field METAR is issued for US-4920. This page uses the nearest reporting station as a reference.
Does US-4920 have a TAF?
No TAF is issued directly for US-4920. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-4920?
US-4920 sits at 794 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-4920?
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.