WxDecoder

4IS9 Weather Weidner Airport

Bunker Hill, IllinoisElevation 667 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KALN · 12 NM S · 11 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KALN
WIND
Calm
no steady wind
VISIBILITY
10 SM
16.1 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 13C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 50F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 50 S 2 kt – 1%
Monday Partly Sunny 76/48 SW 5 kt – 3%
Tuesday Mostly Cloudy 75/50 S 7 kt – 0%
Wednesday Sunny 78/53 S 7 kt – 0%
Thursday Sunny 82/54 S 7 kt – 4%
Friday Mostly Sunny 81/56 S 6 kt – 11%
Saturday Chance Rain Showers 75/57 S 7 kt – 69%
Sunday Chance Rain Showers 75 SW 7 kt – 32%

Source: National Weather Service (office LSX). Forecast issued 0346Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise canceling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS & WIND
Crosswind calculator
No runway layout is available for 4IS9. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,769 ft

09/27
Dimensions
2,769 x 100 ft
Surface
Turf
RWY 09
Traffic patternLeft
RWY 27
Traffic patternLeft

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
667 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2307Z 6:07 PM
Sunrise
1220Z 7:20 AM
Loggable night
2335Z (6:35 PM local) → 1153Z (6:53 AM local)
end of evening to start of morning civil twilight
Position lights required
2307Z (6:07 PM local) → 1220Z (7:20 AM local)
sunset to sunrise (91.209)
Night passenger currency
0007Z (7:07 PM local) → 1120Z (6:20 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

Weidner Airport is in Bunker Hill, Illinois. Field elevation 667 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerKEVIN G. WEIDNER
Manager phone618-585-3726
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA4IS9
SectionalST LOUIS
Center (ARTCC)KANSAS CITY
Flight service (AFSS)SAINT LOUIS
RegionIllinois
CountryUnited States
Coordinates39.0859, -89.9589
Distance from city3 NM N
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

4IS9 has no on-field report. Nearest reporting station: KALN (12 NM S, VFR).

KALN St Louis Regional Airport
12 NM S
VFR
KSTL St. Louis Lambert International Airport
28 NM SW
VFR
KCPS St Louis Downtown Airport
32 NM S
VFR
KBLV Scott AFB/Midamerica Airport
33 NM S
VFR
KSUS Spirit of St Louis Airport
41 NM SW
VFR
KIJX Jacksonville Municipal Airport
43 NM N
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC ST LOUIS APCH AT 314-890-1018.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗4IS9 on OurAirports
FREQUENTLY ASKED
Does 4IS9 have a METAR?
No on-field METAR is issued for 4IS9. This page uses the nearest reporting station as a reference.
Does 4IS9 have a TAF?
No TAF is issued directly for 4IS9. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 4IS9?
4IS9 sits at 667 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 4IS9?
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.