WxDecoder

US-3913 Weather Ann & Robert H Lurie Children's Hospital Heliport

Chicago, IllinoisHeliport
OFF-FIELD REFERENCE
Nearest report: KMDW · 9 NM SW · 10 min old
Ceiling 25,000 ft, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KMDW
WIND
180@3
steady
VISIBILITY
10 SM
16.1 km
CEILING
25,000 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 from 180° at 4 kt, visibility 10 SM, temperature 17C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 56F, 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 Partly Cloudy 56 WSW 9 kt – 1%
Monday Patchy Fog then Mostly Cloudy 59/54 NNE 13 kt 22 kt 3%
Tuesday Mostly Cloudy 64/58 SE 13 kt – 4%
Wednesday Mostly Sunny 66/60 S 9 kt – 6%
Thursday Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms 70/60 SW 9 kt – 24% Thunderstorms in the forecast
Friday Chance Rain Showers 69/61 SE 9 kt – 29%
Saturday Chance Rain Showers 67/60 SSE 9 kt – 53%
Sunday Chance Rain Showers 65 SSW 9 kt – 43%

Source: National Weather Service (office LOT). Forecast issued 0221Z.

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-3913. Enter a runway number or heading to estimate wind components.
DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2254Z 5:54 PM
Sunrise
1215Z 7:15 AM
Loggable night
2322Z (6:22 PM local) → 1146Z (6:46 AM local)
end of evening to start of morning civil twilight
Position lights required
2254Z (5:54 PM local) → 1215Z (7:15 AM local)
sunset to sunrise (91.209)
Night passenger currency
2354Z (6:54 PM local) → 1115Z (6:15 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

Ann & Robert H Lurie Children's Hospital Heliport is in Chicago, Illinois. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
TypeHeliport
CHARTS & AIRSPACE
ICAO / IATAUS-3913
RegionIllinois
CountryUnited States
Coordinates41.8965, -87.6217
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

US-3913 traffic patterns

2026-06-19 to 2026-10-19, 8 days observed · data 2026-10-23

Low confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0.7
AVG OPS/DAY
1.3
Activity trend over 3 days: falling, from 2 to 1 operations per dayOperations trend (3 days)

Busiest day: Sat · Busiest month: Sep

FLEET MIX
Piston single 84%Unknown 16%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›PA18 (Piston single) · ~5 landings/mo
›EC45 (Unknown) · ~1 landings/mo
›BE23 (Piston single) · ~1 landings/mo
›C150 (Piston single) · ~1 landings/mo
›S58T (Helicopter) · ~0 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly aircraft of unknown type.

›EC45 (Unknown)

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

US-3913 has no on-field report. Nearest reporting station: KMDW (9 NM SW, VFR).

KMDW Chicago Midway International Airport
9 NM SW
VFR
KORD Chicago O'Hare International Airport
14 NM W
VFR
KLOT Lewis University Airport
27 NM SW
VFR
KDPA Dupage Airport
28 NM W
VFR
KUGN Waukegan National Airport
33 NM N
VFR
KJOT Joliet Regional Airport
34 NM SW
VFR
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-3913 on OurAirports
FREQUENTLY ASKED
Does US-3913 have a METAR?
No on-field METAR is issued for US-3913. This page uses the nearest reporting station as a reference.
Does US-3913 have a TAF?
No TAF is issued directly for US-3913. Use the nearest TAF-issuing field as a planning reference.
Is this an official preflight weather briefing for US-3913?
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.