WxDecoder

0LL7 Weather Northwestern Medicine Valley West Hospital Heliport

Sandwich, IllinoisElevation 670 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KARR · 9 NM NE · 59 min old
No ceiling, visibility 9 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KARR
WIND
Calm
no steady wind
VISIBILITY
9 SM
14.5 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 10 SM, temperature 11C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 49F, 1% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 49 SSE 4 kt – 1%
Monday Patchy Fog then Mostly Cloudy 66/48 NE 9 kt 17 kt 3%
Tuesday Mostly Cloudy 69/54 SE 9 kt – 10%
Wednesday Mostly Sunny 72/56 S 9 kt – 12%
Thursday Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 77/54 SW 9 kt – 29% Thunderstorms in the forecast
Friday Chance Rain Showers 76/56 SSE 9 kt – 34%
Saturday Chance Rain Showers 72/56 SSE 9 kt – 52%
Sunday Chance Rain Showers 70 SW 9 kt – 36%

Source: National Weather Service (office LOT). Forecast issued 0251Z.

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 0LL7. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 40 ft

H1
Dimensions
40 x 40 ft
Surface
Asphalt
Edge lights
PERI
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

Field elevation
670 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2258Z 5:58 PM
Sunrise
1219Z 7:19 AM
Loggable night
2327Z (6:27 PM local) → 1150Z (6:50 AM local)
end of evening to start of morning civil twilight
Position lights required
2258Z (5:58 PM local) → 1219Z (7:19 AM local)
sunset to sunrise (91.209)
Night passenger currency
2358Z (6:58 PM local) → 1119Z (6:19 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

Northwestern Medicine Valley West Hospital Heliport is in Sandwich, Illinois. Field elevation 670 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerJAY BARKER
Manager phone815-786-8484
AttendedDaily, ON CALL
CHARTS & AIRSPACE
ICAO / IATA0LL7
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)KANKAKEE
RegionIllinois
CountryUnited States
Coordinates41.6580, -88.6213
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSee remarks
AIRCRAFT ACTIVITY

0LL7 traffic patterns

2026-06-12 to 2026-09-29, 8 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
1
AVG OPS/DAY
1
Activity trend over 3 days: flat, from 1 to 1 operations per dayOperations trend (3 days)

Busiest day: Thu · Busiest month: Jul

FLEET MIX
Turboprop 62%Unknown 23%Piston single 15%

Mostly turboprop aircraft.

TOP AIRCRAFT TYPES
›AT8T (Turboprop) · ~4 landings/mo
›T6 (Piston single) · ~1 landings/mo
›UNKN (Unknown) · ~1 landings/mo
›GX (Unknown) · ~1 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

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

›AT8T (Turboprop)

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

0LL7 has no on-field report. Nearest reporting station: KARR (9 NM NE, VFR).

KARR Aurora Municipal Airport
9 NM NE
VFR
KJOT Joliet Regional Airport
22 NM SE
VFR
KDPA Dupage Airport
22 NM NE
VFR
KLOT Lewis University Airport
24 NM E
VFR
KVYS Illinois Valley Regional Airport Walter A Duncan Field
30 NM SW
VFR
KORD Chicago O'Hare International Airport
37 NM NE
VFR
AIRPORT REMARKS

Operational remarks

›ARPT WI CITY LIMITS.
›INGRESS/EGRESS PROHIBITED TO S.
›PERIMETER LGTS - AMGR.
›FOR CD CTC CHICAGO APCH AT 847-289-0926.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗0LL7 on OurAirports
FREQUENTLY ASKED
Does 0LL7 have a METAR?
No on-field METAR is issued for 0LL7. This page uses the nearest reporting station as a reference.
Does 0LL7 have a TAF?
No TAF is issued directly for 0LL7. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 0LL7?
0LL7 sits at 670 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 0LL7?
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.