WxDecoder
KUGN · UGN

Waukegan National Airport

Chicago/Waukegan, IllinoisElevation 727 ftSmall airport
CURRENT STATUS
VFR7 min old
No ceiling, visibility 10 SM.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
DENSITY ALT
1,144 ft
+417 ft vs field
CURRENT METAR

Decoded observation

Observed 1251Z (7:51 AM local) · 7 min old

KUGN is currently VFR. Winds are calm. Visibility is 10 statute miles. There is no ceiling.

WIND
Calm
No steady wind.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
CLR
FEW and SCT layers are not ceilings.
TEMP / DEWPOINT
18°C / 16°C
64°F / 61°F. 2°C spread.
ALTIMETER
30.03 inHg
1016.9 hPa, near standard.
WEATHER & HAZARDS
No significant hazards
No precipitation or obscuration reported.

Codes in this report: CLR RMK AO2

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED
AO2
automated station with a precipitation discriminator (can tell rain from snow)
SLP159
sea-level pressure 1015.9 hPa
T01830156
precise temperature 18.3°C, dew point 15.6°C
FAA: no delays reported at UGN.

Source: FAA System Operations (ASWS). Operational status only; verify with official FAA sources and NOTAMs.

SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No TAF available for this airport.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

Current aviation conditions show flight category VFR, wind calm, visibility 10 SM, ceiling none. Forecast suggests today mostly sunny, high near 77F, low near 59F, 0% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Monday: Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Today Mostly Sunny 77/59 NNE 4 kt – 0%
Friday Sunny 76/60 S 9 kt – 2%
Saturday Mostly Sunny 82/58 SW 9 kt 17 kt 11%
Sunday Partly Sunny 75/63 NNE 9 kt – 19%
Monday Chance Showers And Thunderstorms 84/63 SSE 13 kt – 61% Thunderstorms in the forecast
Tuesday Rain Showers Likely 75/58 W 13 kt – 61%
Wednesday Chance Rain Showers 72/60 NE 9 kt – 37%

Source: National Weather Service (office LOT). Forecast issued 1258Z.

AIR QUALITY

Air quality index

23 Good
Primary pollutant: PM2.5
Ozone 16 · PM2.5 23

Lake County, IL · observed 2026-09-10 06:00 CST · Source: AirNow (US EPA). Air-quality data for situational awareness, not an official health advisory.

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
2 runways · crosswind ranking
NESW05231432CALMCALMCALMCALMCALM
WIND USED
Wind calm or variable
Crosswind ranking is unavailable until the wind has a steady direction.
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail & declared distances

2 runways · longest 6,001 ft

05/23
Dimensions
6,001 x 150 ft
Surface
Asphalt (good)
Edge lights
HIGH
RWY 0548°T
REILYes
VGSIVASI (V4L)
Traffic patternLeft
RWY 23228°T
ILSILS
Approach lightsMALSR
VGSIVASI (V4L)
Traffic patternRight
14/32
Dimensions
3,750 x 75 ft
Surface
Asphalt (good)
Edge lights
MED
RWY 14144°T
Displaced threshold489 ft
VGSIVASI (V4L)
Traffic patternLeft
RWY 32324°T
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Performance & density altitude

Density altitude
1,144 ft
Pressure altitude
617 ft
Field elevation
727 ft MSL
Temperature
18°C (64°F)
Dewpoint
16°C (61°F)
Altimeter
30.03 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0010Z 7:10 PM
Sunrise
1126Z 6:26 AM
Loggable night
0038Z (7:38 PM local) → 1058Z (5:58 AM local)
end of evening to start of morning civil twilight
Position lights required
0010Z (7:10 PM local) → 1126Z (6:26 AM local)
sunset to sunrise (91.209)
Night passenger currency
0110Z (8:10 PM local) → 1026Z (5:26 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

Waukegan National Airport is in Chicago/Waukegan, Illinois. Field elevation 727 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerSKIP GOSS
Manager phone847-244-0055
AttendedContinuous (24 hours)
CHARTS & AIRSPACE
ICAO / IATAKUGN / UGN
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)KANKAKEE
RegionIllinois
CountryUnited States
Coordinates42.4222, -87.8679
Distance from city35 NM N
SERVICES & LIGHTING
Fuel100LL · Jet A
Control towerTowered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF120.050
FREQUENCIES

Communications

120.55
CHICAGO APP/DEP
A/D
132.4
ATIS
ATIS
120.05
CTAF
CTAF
121.65
GND
GND
122.55
RDO
RDO
120.05
TWR
TWR
122.95
UNICOM
UNIC

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

KUGN traffic patterns

2026-06-12 to 2026-09-08, 45 days observed · data 2026-09-08

Medium confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
14.2
AVG OPS/DAY
23
Activity trend over 9 days: rising, from 9 to 36 operations per dayOperations trend (9 days)

Busiest day: Thu · Busiest month: Jul

FLEET MIX
Piston single 47%Unknown 25%Jet 16%Twin 6%Airliner 4%Helicopter 2%Turboprop 1%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~70 landings/mo
›DV20 (Unknown) · ~26 landings/mo
›C152 (Piston single) · ~15 landings/mo
›F2TH (Unknown) · ~8 landings/mo
›NG5 (Unknown) · ~8 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly single-engine piston aircraft.

›C172 (Piston single)
›DV20 (Unknown)
›C152 (Piston single)
›F2TH (Unknown)
›NG5 (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

Nearby airports

7LL2 Vista Medical Center East Heliport
3 NM SE
IL02 Herbert C. Maas Airport
4 NM NW
7LL1 Vista Medical Center West Heliport
4 NM S
IL11 Donald Alfred Gade Airport
8 NM W
LL14 NW Lake Forest Hospital-Grayslake Heliport
8 NM SW
US-6412 Abbvie Heliport
8 NM S
AIRPORT REMARKS

Operational remarks

›ATCTVT MALSR RWY 23; REIL RWY 05; HIRL RWY 05/23; MIRL RWY 14/32 TWY LGTS - CTAF. WHEN ATCT CLSD TO INCR INTST & ACTVT - CTAF
›FOR US CUSTOMS 2 HRS MIN ADVN NOTICE RQRD MON-FRI 11:00 - 19:00 LCL & BY 4PM FRI FOR WKEND ARRS. CTC CBP (224)529-1468.
›BIRDS ON & INVOF ARPT.
›FOR CD WHEN ATCT IS CLSD CTC CHICAGO APCH AT 847-289-0926.
›EMAIL ADDRESS: SGOSS@WAUKEGANPORT.COM
›FUEL IS PRVDD BY A DOD CONTRACT. 100 LL AVBL 24HR WITH CREDIT CARD FM SELF SERVE PUMP ON TSNT RAMP.
›APCH RATIO IS 26:1 AT DSPLCD THLD.
›US CUSTOMS USER FEE ARPT.
OFFICIAL LINKS & SOURCES
↗Official METAR on AviationWeather.gov
↗Search NOTAMs (official FAA NOTAM Search)
↗Official airport website
↗Wikipedia
↗KUGN on OurAirports
FREQUENTLY ASKED
Does KUGN have a METAR?
Yes. KUGN has a current METAR observation, decoded into plain English on this page.
Does KUGN have a TAF?
When KUGN issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KUGN?
KUGN sits at 727 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KUGN?
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.