WxDecoder

9IL2 Weather Routh Airport

St Joseph, IllinoisElevation 668 ftSmall airport
OFF-FIELD REFERENCE
Nearest report: KCMI · 12 NM W · 57 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 · KCMI
WIND
150@4
steady
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 from 150° at 4 kt, visibility 10 SM, temperature 13C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 49F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 49 S 3 kt – 1%
Monday Partly Sunny 76/49 SSE 2 kt – 1%
Tuesday Partly Sunny 74/51 SSE 5 kt – 0%
Wednesday Mostly Sunny 77/53 S 7 kt – 1%
Thursday Sunny 80/54 SSW 8 kt – 7%
Friday Mostly Sunny 79/56 S 6 kt – 11%
Saturday Chance Rain Showers 73/58 S 6 kt – 61%
Sunday Chance Rain Showers 72 SSW 6 kt – 50%

Source: National Weather Service (office ILX). Forecast issued 0250Z.

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 9IL2. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,664 ft

18/36
Dimensions
2,664 x 134 ft
Surface
Turf
RWY 18
RWY 36

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
668 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
1214Z 7:14 AM
Loggable night
2326Z (6:26 PM local) → 1146Z (6:46 AM local)
end of evening to start of morning civil twilight
Position lights required
2258Z (5:58 PM local) → 1214Z (7:14 AM local)
sunset to sunrise (91.209)
Night passenger currency
2358Z (6:58 PM local) → 1114Z (6:14 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

Routh Airport is in St Joseph, Illinois. Field elevation 668 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerPAUL ROUTH
Manager phone217-202-6016
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA9IL2
SectionalST LOUIS
Center (ARTCC)CHICAGO
Flight service (AFSS)SAINT LOUIS
RegionIllinois
CountryUnited States
Coordinates40.0650, -88.0264
Distance from city3 NM S
SERVICES & LIGHTING
Control towerNon-towered
AIRCRAFT ACTIVITY

9IL2 traffic patterns

2026-07-15 to 2026-07-30, 3 days observed · data 2026-10-23

Insufficient confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
3
AVG OPS/DAY
6
Activity trend over 3 days: flat, from 2 to 2 operations per dayOperations trend (3 days)

Busiest day: Thu · Busiest month: Jul

FLEET MIX
Turboprop 100%

Mostly turboprop aircraft.

TOP AIRCRAFT TYPES
›AT8T (Turboprop) · ~8 landings/mo
›AT6T (Turboprop) · ~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

9IL2 has no on-field report. Nearest reporting station: KCMI (12 NM W, VFR).

KCMI University of Illinois Willard Airport
12 NM W
VFR
KMTO Coles County Memorial Airport
37 NM S
VFR
KDEC Decatur Airport
41 NM W
VFR
KBMI Central Illinois Regional Airport at Bloomington-Normal
48 NM NW
VFR
KLAF Purdue University Airport
54 NM NE
VFR
KIKK Greater Kankakee Airport
61 NM N
VFR
AIRPORT REMARKS

Operational remarks

›PRVDD AREA 125 FT EITHER SIDE OF RY CNTRLN & 200 FT OFF RY ENDS CLEAR OF OBSTN (NORTH END MUST BE RELOCATED 200 FT SOUTH); OBSTN IN RY APCH SLOPE REMOVED/LOWERED OR THER DSPLCD & MKD TO PRVD MIN 20:1 APCH CLNC OVER OBSTN.
›FOR CD CTC CHAMPAIGN APCH AT 217-355-4069, WHEN APCH CLSD CTC CHICAGO ARTCC AT 630-906-8921
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗9IL2 on OurAirports
FREQUENTLY ASKED
Does 9IL2 have a METAR?
No on-field METAR is issued for 9IL2. This page uses the nearest reporting station as a reference.
Does 9IL2 have a TAF?
No TAF is issued directly for 9IL2. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 9IL2?
9IL2 sits at 668 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 9IL2?
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.