Clark Airport (23IS) Area Aviation Weather & Runway Winds
As of 6:35 PM CDT, Oct 28, based on the nearest station (KMQB), 23IS is currently VFR with winds from 170° at 7 knots, visibility 10+ statute miles, and no ceiling reported.
Aviation weather near Clark Airport in Plymouth, IL, decoded from the nearest reporting station (KMQB): conditions and runway crosswinds.
Clark Airport (23IS) is a general aviation airport serving pilots in and around Plymouth, IL at a field elevation of 570 ft. 23IS has no weather station of its own. Conditions here are decoded from KMQB, about 14 nm away, the nearest reporting station, and local conditions can differ. It has 2 physical runways (E, W), the longest 1,600 ft. The nearest TAF is issued for KUIN.
No weather station at this airport: showing the nearest station KMQB, 14.2 nm away.
Wind from the south (170°) at 7 kt, visibility 10+ statute miles, no cloud data, temperature 22°C (71°F), altimeter 30.11 inHg. Conditions are Visual Flight Rules (VFR).
METAR KMQB 282335Z AUTO 17007KT 10SM CLR 22/11 A3011 RMK AO2 T02160107
What changed at KMQB (nearest station)?
Since the 2315Z (6:15 PM CDT) report, compared automatically against the latest METAR.
No significant changes since the 2315Z (6:15 PM CDT) report, conditions are holding steady.
Current pilot readout for 23IS
Based on the nearest station (KMQB), 23IS is currently VFR with winds from 170° at 7 knots, visibility 10+ statute miles, and no ceiling reported. Density altitude is approximately 1,250 ft (field elevation 570 ft). 23IS does not publish a TAF. The nearest TAF station is KUIN, about 29 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.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| EFAV | 1,600 ft | TURF | 7 kt tail | 1 kt right |
| W | 1,600 ft | TURF | 7 kt tail | 1 kt right |
Open the crosswind calculator to try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 23 h: wind 6→7 kt, ceiling unlimited → unlimited.
23IS weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.
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 23IS
Reported by pilots in flight over the past 6 hours, via aviationweather.gov.
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.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.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.Show raw report
IOW UA /OV IOW/TM 1949/FL320/TP B739/TB NEG
IOW UAHeader: reporting station and UA: a routine pilot report.OV IOWLocation: fix or navaid, optionally with a radial and distance in NM.TM 1949Reported at 19:49 UTC.FL320Altitude: 32,000 ft MSL.TP B739Aircraft type reporting.TB NEGTurbulence: none reported.Show raw report
IOW UA /OV IOW/TM 1826/FL370/TP B738/TB NEG
IOW UAHeader: reporting station and UA: a routine pilot report.OV IOWLocation: fix or navaid, optionally with a radial and distance in NM.TM 1826Reported at 18:26 UTC.FL370Altitude: 37,000 ft MSL.TP B738Aircraft type reporting.TB NEGTurbulence: none reported.⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.
Recent aviation weather trends at 23IS
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KMQB reported mostly VFR across 71 observations, with 0 flight-category changes. The strongest gust reached 21 kt, the lowest ceiling was 7,000 ft. Wind most often came from the S.
Most recent change: MVFR → VFR
Share of hours each runway had the most headwind. From wind reports, not ATC assignments.
- E/W
- 100%
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Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit
Airport info
Reference data from the OurAirports dataset.
- Type
- General aviation airport
- FAA LID
- 23IS
- City
- Plymouth
- State
- Illinois
- Country
- United States
- Elevation
- 570 ft
- Coordinates
- 40.3257, -90.8276
- Runways
- 2 physical runways · 2 runway ends
- Longest runway
- 1,600 ft
- Weather reporting
- Nearest station KMQB
- TAF
- Nearest KUIN
- Time zone
- America/Chicago
- Next sunset
- 23h 9m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
8 airports+2 more within 25 NM
25–50 NM
8 airports+2 more within 50 NM
50–100 NM
8 airports+2 more within 100 NM
Pilot PIREPs for Clark Airport (23IS)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for Clark 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 23IS 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.
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