WxDecoder

IS81 Weather Alsip Fire Department Heliport

Alsip, IllinoisElevation 623 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KMDW · 7 NM N · 27 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
Calm
no steady wind
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 calm, visibility 10 SM, temperature 12C. Treat this as supplemental, not an aviation observation. Forecast suggests monday patchy fog then mostly cloudy, high near 64F, low near 50F, 4% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Monday Patchy Fog then Mostly Cloudy 64/50 NNE 9 kt 17 kt 4%
Tuesday Mostly Cloudy 70/55 SE 9 kt – 3%
Wednesday Partly Sunny 73/57 S 9 kt – 8%
Thursday Chance Showers And Thunderstorms 76/57 SW 9 kt – 25% Thunderstorms in the forecast
Friday Slight Chance Rain Showers 72/56 NE 4 kt – 21%
Saturday Chance Rain Showers 71/56 SE 4 kt – 38%
Sunday Chance Rain Showers 70 SSE 4 kt – 35%

Source: National Weather Service (office LOT). Forecast issued 0628Z.

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 IS81. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 80 ft

H1
Dimensions
80 x 70 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
623 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2255Z 5:55 PM
Sunrise
1215Z 7:15 AM
Loggable night
2323Z (6:23 PM local) → 1147Z (6:47 AM local)
end of evening to start of morning civil twilight
Position lights required
2255Z (5:55 PM local) → 1215Z (7:15 AM local)
sunset to sunrise (91.209)
Night passenger currency
2355Z (6:55 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

Alsip Fire Department Heliport is in Alsip, Illinois. Field elevation 623 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UsePrivate use
TypeHeliport
ManagerCHIEF THOMAS STYCZYNSKI
Manager phone708-385-6902
AttendedIREG
CHARTS & AIRSPACE
ICAO / IATAIS81
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)KANKAKEE
RegionIllinois
CountryUnited States
Coordinates41.6749, -87.7504
Distance from city0 NM N
SERVICES & LIGHTING
Control towerNon-towered
Field lightingSee remarks
AIRCRAFT ACTIVITY

IS81 traffic patterns

2026-06-16 to 2026-06-16, 1 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
0
AVG OPS/DAY
1
Operations trend (1 days)

Busiest day: Tue · Busiest month: Jun

FLEET MIX

Fleet composition unclear from available data.

TOP AIRCRAFT TYPES
›C25C (Unknown) · ~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

IS81 has no on-field report. Nearest reporting station: KMDW (7 NM N, VFR).

KMDW Chicago Midway International Airport
7 NM N
VFR
KLOT Lewis University Airport
16 NM W
VFR
KORD Chicago O'Hare International Airport
19 NM N
VFR
KJOT Joliet Regional Airport
21 NM SW
VFR
KDPA Dupage Airport
26 NM NW
VFR
KARR Aurora Municipal Airport
33 NM W
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC CHICAGO APCH AT 847-289-0926.
›PRVDD POLE ON WEST EDGE OF HELIPAD BE REMOVED; INGRESS/EGRESS ROUTES ARE LMTD TO 180225 & 360 DEGS BEARINGS.
›FOR PERIMETER LGTS CALL 708-385-6902.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗IS81 on OurAirports
FREQUENTLY ASKED
Does IS81 have a METAR?
No on-field METAR is issued for IS81. This page uses the nearest reporting station as a reference.
Does IS81 have a TAF?
No TAF is issued directly for IS81. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at IS81?
IS81 sits at 623 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for IS81?
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.