WxDecoder

US-0917 Weather Silo Heliport

Harwinton, ConnecticutElevation 1,050 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KHFD · 18 NM E · 46 min old
No ceiling, visibility 7 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KHFD
WIND
Calm
no steady wind
VISIBILITY
7 SM
11.3 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 calm, visibility 9 SM, temperature 1C. Treat this as supplemental, not an aviation observation. Forecast suggests today sunny, high near 63F, low near 36F, 0% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Today Sunny 63/36 W 3 kt – 0%
Monday Sunny 63/40 NW 7 kt – 0%
Tuesday Sunny 54/31 N 5 kt – 0%
Wednesday Sunny 55/39 E 3 kt – 0%
Thursday Mostly Sunny 63/47 SW 8 kt – 2%
Friday Sunny 66/44 NW 5 kt – 1%
Saturday Mostly Sunny 64/47 W 4 kt – 8%

Source: National Weather Service (office ALY). Forecast issued 1238Z.

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-0917. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail

H1/H1
Dimensions
90 x 60 ft
Surface
Turf
FIELD CONDITIONS

Field elevation

Field elevation
1,050 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2156Z 5:56 PM
Sunrise
1116Z 7:16 AM
Loggable night
2224Z (6:24 PM local) → 1048Z (6:48 AM local)
end of evening to start of morning civil twilight
Position lights required
2156Z (5:56 PM local) → 1116Z (7:16 AM local)
sunset to sunrise (91.209)
Night passenger currency
2256Z (6:56 PM local) → 1016Z (6:16 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

Silo Heliport is in Harwinton, Connecticut. Field elevation 1,050 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATAUS-0917
RegionConnecticut
CountryUnited States
Coordinates41.7931, -73.0499
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

US-0917 traffic patterns

2026-07-31 to 2026-09-09, 2 days observed · data 2026-10-23

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

Busiest day: Wed · Busiest month: Sep

FLEET MIX
Piston single 100%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~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-0917 has no on-field report. Nearest reporting station: KHFD (18 NM E, VFR).

KHFD Hartford Brainard Airport
18 NM E
VFR
KBDL Bradley International Airport
18 NM NE
VFR
KOXC Waterbury Oxford Airport
19 NM S
VFR
KBAF Westfield-Barnes Regional Airport
26 NM NE
VFR
KDXR Danbury Municipal Airport
32 NM SW
VFR
KHVN Tweed New Haven Airport
33 NM S
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-0917 on OurAirports
FREQUENTLY ASKED
Does US-0917 have a METAR?
No on-field METAR is issued for US-0917. This page uses the nearest reporting station as a reference.
Does US-0917 have a TAF?
No TAF is issued directly for US-0917. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-0917?
US-0917 sits at 1,050 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-0917?
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.