Skip to content
Know before you taxi

All Products

Aviation Intelligence

Alerts & Airspace

Free Pilot Tools & Widgets

RC Aviation

Games & Learning

Weather Research & More

Pilot Resources

My Airports

Your shortcuts, saved on this device. Search to add an airport.

No airports saved yet. Add the fields you visit most.

Ask ATIS

Thompson Airport (9IL4) Area Aviation Weather & Runway Winds

As of 6:35 PM CDT, Oct 28, based on the nearest station (KRPJ), 9IL4 is currently VFR with winds from 160° at 5 knots, visibility 10+ statute miles, and a 12,000 ft ceiling.

Aviation weather near Thompson Airport in Steward, IL, decoded from the nearest reporting station (KRPJ): conditions and runway crosswinds.

Thompson Airport (9IL4) is a general aviation airport serving pilots in and around Steward, IL at a field elevation of 790 ft. 9IL4 has no weather station of its own. Conditions here are decoded from KRPJ, about 5 nm away, the nearest reporting station, and local conditions can differ. It has one runway (18/36), the longest 1,385 ft. The nearest TAF is issued for KRFD.

Ask ATIS AIAsk anything about 9IL4's weather, runways or delays, or search another airport.
VFR
Observed 2335Z (6:35 PM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KRPJ, 5.3 nm away.

Wind
160° 5 kt
Visibility
10+ sm
Ceiling
12,000 ft
Altimeter
30.09"
Temp / Dew
66°F / 19°C
dew 52°F / 11°C

Wind from the south-southeast (160°) at 5 kt, visibility 10+ statute miles, broken clouds at 12,000 ft, temperature 19°C (66°F), altimeter 30.09 inHg. Conditions are Visual Flight Rules (VFR), ceiling 12,000 ft.

Raw METAR
METAR KRPJ 282335Z AUTO 16005KT 10SM BKN120 19/11 A3009 RMK AO2 T01900112

What changed at KRPJ (nearest station)?

Since the 2315Z (6:15 PM CDT) report, compared automatically against the latest METAR.

  • A ceiling formed at 12,000 ft.

Current pilot readout for 9IL4

Based on the nearest station (KRPJ), 9IL4 is currently VFR with winds from 160° at 5 knots, visibility 10+ statute miles, and a 12,000 ft ceiling. the wind favors south-facing runway ends (18). Density altitude is approximately 1,250 ft (field elevation 790 ft). 9IL4 does not publish a TAF. The nearest TAF station is KRFD, about 23 nm away.

New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →

Runway wind check

Estimated head/tailwind and crosswind for each runway end from the current reported wind.

RunwayHead / TailCrosswind
18FAV5 kt head2 kt left
365 kt tail2 kt right

Open the crosswind calculator to try your own wind and runway numbers →

9IL4 runways

1 physical runway · 2 runway ends. Each card opens the runway's intelligence page: equipment and lighting, LAHSO, frequencies, today's configuration, predicted use, history and approaches.

  • Runway 18/36
    1,385 × 100 ft · TURF
    Status not monitored
    Current use
    no stated-runway source at 9IL4
    Wind
    18
    5 kt headwind · 2 kt crosswind from left
    36
    5 kt tailwind · 2 kt crosswind from right
    no active equipment NOTAM receivedView Runway Intelligence →

“Current use” is what the facilitystates; wind components are arithmetic on the current METAR against TRUE headings; status reflects NOTAMs received through SWIM, the tower's TFDM record and the D-ATIS — a runway reads “Open” only with a complete NOTAM picture.

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0122323Z11Z23Z

Over the last 24 h: wind 4→5 kt, ceiling unlimited → 12,000 ft.

9IL4 weather radar

Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.

Loading…
Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap

NOAA NEXRAD composite and lightning, updated about every five minutes; amber frames are HRRR model guidance, not observed radar. Not for navigation.

Pilot reports (PIREPs) within 100 NM of 9IL4

Reported by pilots in flight over the past 6 hours, via aviationweather.gov.

PIREP2159Z (4:59 PM CDT) · 76 NM SW of 9IL4 · 37,000 ft MSL · B739
Show raw report
PIA UA /OV PIA/TM 2159/FL370/TP B739/TB NEG
PIA UAHeader: reporting station and UA: a routine pilot report.
OV PIALocation: fix or navaid, optionally with a radial and distance in NM.
TM 2159Reported at 21:59 UTC.
FL370Altitude: 37,000 ft MSL.
TP B739Aircraft type reporting.
TB NEGTurbulence: none reported.
PIREP2137Z (4:37 PM CDT) · 96 NM SE of 9IL4 · 38,000 ft MSL · UAL2641
Show raw report
ARP UAL2641 4100N 08713W 2137 F380 MS58 253/053KT TB LIGHT SK CLEAR IC NONE
ARP UAL2641 4100N 08713W 213…Header: reporting station and UA: a routine pilot report.
PIREP2129Z (4:29 PM CDT) · 76 NM SW of 9IL4 · 34,000 ft MSL · B737
Show raw report
PIA UA /OV PIA/TM 2129/FL340/TP B737/TB NEG/RM SMOOTH
PIA UAHeader: reporting station and UA: a routine pilot report.
OV PIALocation: fix or navaid, optionally with a radial and distance in NM.
TM 2129Reported at 21:29 UTC.
FL340Altitude: 34,000 ft MSL.
TP B737Aircraft type reporting.
TB NEGTurbulence: none reported.
RM SMOOTHRemarks.
PIREP2034Z (3:34 PM CDT) · 26 NM E of 9IL4 · 2,000 ft MSL · C208
Show raw report
HNL UA /OV FREEWAY ARR/TM 2034/FL020/TP C208/SK CKH BASE 060 FEW 040/WX NO PRECIP
HNL UAHeader: reporting station and UA: a routine pilot report.
OV FREEWAY ARRLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2034Reported at 20:34 UTC.
FL020Altitude: 2,000 ft MSL.
TP C208Aircraft type reporting.
SK CKH BASE 060 FEW 040Sky condition: cloud bases and tops in hundreds of feet MSL.
WX NO PRECIPWeather and flight visibility observed.
PIREP1957Z (2:57 PM CDT) · 28 NM W of 9IL4 · 10,000 ft MSL · BE55
light rime icing
Show raw report
SQI UA /OV SQI/TM 1957/FL100/TP BE55/TA 00/IC LGT RIME
SQI UAHeader: reporting station and UA: a routine pilot report.
OV SQILocation: fix or navaid, optionally with a radial and distance in NM.
TM 1957Reported at 19:57 UTC.
FL100Altitude: 10,000 ft MSL.
TP BE55Aircraft type reporting.
TA 00Outside air temperature, °C.
IC LGT RIMEIcing: light rime.
PIREP1940Z (2:40 PM CDT) · 36 NM SE of 9IL4 · 35,000 ft MSL · B739
Show raw report
JOT UA /OV JOT/TM 1940/FL350/TP B739/TB NEG
JOT UAHeader: reporting station and UA: a routine pilot report.
OV JOTLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1940Reported at 19:40 UTC.
FL350Altitude: 35,000 ft MSL.
TP B739Aircraft type reporting.
TB NEGTurbulence: none reported.

⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.

Recent aviation weather trends at 9IL4

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KRPJ reported mostly VFR across 71 observations, with 0 flight-category changes. The strongest gust reached 20 kt, the lowest ceiling was 7,000 ft. Wind most often came from the S.

Last 24 hours
VFR 100%
Wind avg/max: 6/14 kt
Max gust: 20 kt
Lowest ceiling: 7,000 ft
Lowest vis: -
Prevailing wind: S
Category changes: 0
Last 7 days
VFR 93%MVFR 6%IFR 1%
Wind avg/max: 4/12 kt
Max gust: 18 kt
Lowest ceiling: 600 ft
Lowest vis: 3 sm
Prevailing wind: SE
Category changes: 7

Most recent change: MVFR → VFR

Wind-favored runway - past 30 days

Share of hours each runway had the most headwind. From wind reports, not ATC assignments.

18
64%
36
36%

Get 9IL4 weather alerts in Telegram

Stop refreshing aviation weather manually. Track 9IL4 in ATIS Alerts and get notified when a new METAR changes the picture: a category drop, or wind and ceiling moving toward your minimums.

Track 9IL4 free on Telegram

No live weather from 9IL4

Live crosswind meter

9IL4 has no weather feed online, so the wind comes from KRPJ, 5.3 nm away.

N18365 kt
Headwind
5 kt
Crosswind (from the left)
2 kt

Wind is 20° off runway 18, the end with the most headwind right now.

Have a weather station at 9IL4? Help us make your field's weather available to every pilot, free. Add your field's wx station →

Turf · 1,385 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Thompson Airport (9IL4)
N ↑

Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit

Airport info

From the FAA airport record (cycle 2026-10-01) and OurAirports.

Services

Attended
Unattended
Control tower
None
Wind indicator
Unlighted

Airport

Type
General aviation airport
FAA LID
9IL4
City
Steward
State
Illinois
Country
United States
Elevation
790 ft
Coordinates
41.8072, -89.0481
Runways
1 physical runway · 2 runway ends
Longest runway
1,385 ft
Weather reporting
Nearest station KRPJ
TAF
Nearest KRFD
Time zone
America/Chicago
Next sunset
23h 12m

Run a flight school, FBO, or club here? Embed 9IL4's live status on your website, free →

Nearby airports

Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.

VFRMVFRIFRLIFRNo report

RC flying fields nearby

AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.

All RC flying fields →

See all Illinois airports →

Pilot PIREPs for Thompson Airport (9IL4)

Community-submitted

Community-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.

Read recent community-submitted pilot notes for Thompson Airport, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.

⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.

No Pilot PIREPs have been submitted for 9IL4 yet. Recently flew here? Help the next pilot by leaving a quick airport note.

Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

Spotted incorrect airport info? ✏️ Suggest an edit

How ATIS Alerts works · All US airports · Illinois airports