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Monmouth Municipal Airport (C66) Area Aviation Weather & Runway Winds

As of 6:15 PM CDT, Oct 27, based on the nearest station (KGBG), C66 is currently VFR with winds from 160° at 3 knots, visibility 10+ statute miles, and no ceiling reported.

Aviation weather near Monmouth Municipal Airport in Monmouth, IL, decoded from the nearest reporting station (KGBG): conditions and runway crosswinds.

Monmouth Municipal Airport (C66) is a general aviation airport serving pilots in and around Monmouth, IL at a field elevation of 753 ft. C66 has no weather station of its own. Conditions here are decoded from KGBG, about 9 nm away, the nearest reporting station, and local conditions can differ. It has one runway (03/21), the longest 2,899 ft. The nearest TAF is issued for KBRL.

Ask ATIS AIAsk anything about C66's weather, runways or delays, or search another airport.
VFR
Observed 2315Z (6:15 PM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KGBG, 9.1 nm away.

Wind
160° 3 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
30.17"
Temp / Dew
64°F / 18°C
dew 52°F / 11°C

Wind from the south-southeast (160°) at 3 kt, visibility 10+ statute miles, no cloud data, temperature 18°C (64°F), altimeter 30.17 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KGBG 272315Z AUTO 16003KT 10SM CLR 18/11 A3017 RMK AO2 T01750110

What changed at KGBG (nearest station)?

Since the 2255Z (5:55 PM CDT) report, compared automatically against the latest METAR.

No significant changes since the 2255Z (5:55 PM CDT) report, conditions are holding steady.

Current pilot readout for C66

Based on the nearest station (KGBG), C66 is currently VFR with winds from 160° at 3 knots, visibility 10+ statute miles, and no ceiling reported. the wind favors runway ends 21. Density altitude is approximately 900 ft (field elevation 753 ft). C66 does not publish a TAF. The nearest TAF station is KBRL, about 24 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
21FAV2 kt head2 kt left
032 kt tail2 kt right

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

C66 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 03/21
    2,899 × 60 ft · ASPH-G
    Status not monitored
    Current use
    no stated-runway source at C66
    Wind
    03
    2 kt tailwind · 2 kt crosswind from right
    21
    2 kt headwind · 2 kt crosswind from left
    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
081623Z11Z23Z

Over the last 24 h: wind 3→3 kt, ceiling unlimited → unlimited.

C66 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 C66

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

PIREP2317Z (6:17 PM CDT) · 57 NM NW of C66 · 36,000 ft MSL · B752
Show raw report
IOW UA /OV IOW/TM 2317/FL360/TP B752/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 2317Reported at 23:17 UTC.
FL360Altitude: 36,000 ft MSL.
TP B752Aircraft type reporting.
TB NEGTurbulence: none reported.
PIREP2314Z (6:14 PM CDT) · 88 NM N of C66 · 20,000 ft MSL · C560
Show raw report
DBQ UA /OV DBQ/TM 2314/FL200/TP C560/TB NEG
DBQ UAHeader: reporting station and UA: a routine pilot report.
OV DBQLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2314Reported at 23:14 UTC.
FL200Altitude: 20,000 ft MSL.
TP C560Aircraft type reporting.
TB NEGTurbulence: none reported.
PIREP2205Z (5:05 PM CDT) · 49 NM E of C66 · 18,000 ft MSL · A321
trace rime 18,000–16,000 ft icing
Show raw report
C75 UA /OV BDF/TM 2205/FL180/TP A321/TA M07/IC TRACE RIME 180-160
C75 UAHeader: reporting station and UA: a routine pilot report.
OV BDFLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2205Reported at 22:05 UTC.
FL180Altitude: 18,000 ft MSL.
TP A321Aircraft type reporting.
TA M07Outside air temperature, °C.
IC TRACE RIME 180-160Icing: trace rime 18,000–16,000 ft.
PIREP2157Z (4:57 PM CDT) · 18 NM SW of C66 · 39,000 ft MSL · CL35
Show raw report
BRL UA /OV BRL/TM 2157/FL390/TP CL35/TB NEG
BRL UAHeader: reporting station and UA: a routine pilot report.
OV BRLLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2157Reported at 21:57 UTC.
FL390Altitude: 39,000 ft MSL.
TP CL35Aircraft type reporting.
TB NEGTurbulence: none reported.
PIREP2157Z (4:57 PM CDT) · 39 NM NW of C66 · 34,000 ft MSL · NMRS
occasional light chop 33,000–36,000 ft turbulence
Show raw report
JOT UA /OV JOT-DSM/TM 2157/FL340/TP NMRS/TB OCNL LGT CHOP 330-360
JOT UAHeader: reporting station and UA: a routine pilot report.
OV JOT-DSMLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2157Reported at 21:57 UTC.
FL340Altitude: 34,000 ft MSL.
TP NMRSAircraft type reporting.
TB OCNL LGT CHOP 330-360Turbulence: occasional light chop 33,000–36,000 ft.
PIREP2140Z (4:40 PM CDT) · 65 NM NE of C66 · 19,000 ft MSL · SF50
light rime fl190-145 icing
Show raw report
RFD UA /OV SQI/TM 2140/FL190/TP SF50/TA M15/IC LGT RIME FL190-145
RFD UAHeader: reporting station and UA: a routine pilot report.
OV SQILocation: fix or navaid, optionally with a radial and distance in NM.
TM 2140Reported at 21:40 UTC.
FL190Altitude: 19,000 ft MSL.
TP SF50Aircraft type reporting.
TA M15Outside air temperature, °C.
IC LGT RIME FL190-145Icing: light rime fl190-145.
PIREP2119Z (4:19 PM CDT) · 88 NM N of C66 · 14,000 ft MSL · SW3
moderate turbulence
Show raw report
DBQ UA /OV DBQ/TM 2119/FL140/TP SW3/TB MOD
DBQ UAHeader: reporting station and UA: a routine pilot report.
OV DBQLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2119Reported at 21:19 UTC.
FL140Altitude: 14,000 ft MSL.
TP SW3Aircraft type reporting.
TB MODTurbulence: moderate.
PIREP2026Z (3:26 PM CDT) · 79 NM SE of C66 · 20,000 ft MSL · C441
trace rime icing
Show raw report
SPI UA /OV SPI/TM 2026/FL200/TP C441/TA M14/IC TRACE RIME/RM /ZKC FDC/AF
SPI UAHeader: reporting station and UA: a routine pilot report.
OV SPILocation: fix or navaid, optionally with a radial and distance in NM.
TM 2026Reported at 20:26 UTC.
FL200Altitude: 20,000 ft MSL.
TP C441Aircraft type reporting.
TA M14Outside air temperature, °C.
IC TRACE RIMEIcing: trace rime.
RM /ZKC FDC/AFRemarks.

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

Recent aviation weather trends at C66

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KGBG reported mostly VFR across 71 observations, with 0 flight-category changes. The strongest gust reached 14 kt. Wind most often came from the E.

Last 24 hours
VFR 100%
Wind avg/max: 5/9 kt
Max gust: 14 kt
Lowest ceiling: -
Lowest vis: -
Prevailing wind: E
Category changes: 0
Last 7 days
VFR 100%
Wind avg/max: 3/9 kt
Max gust: 14 kt
Lowest ceiling: 9,500 ft
Lowest vis: 7 sm
Prevailing wind: SE
Category changes: 0
Wind-favored runway - past 30 days

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

21
63%
03
37%

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No live weather from C66

Live crosswind meter

C66 has no weather feed online, so the wind comes from KGBG, 9.1 nm away.

N21033 kt
Headwind
2 kt
Crosswind (from the left)
2 kt

Wind is 43° off runway 21, the end with the most headwind right now.

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Asphalt · 2,899 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Monmouth Municipal Airport (C66) with runway 03/21 marked
N ↑

Runway 03/21 drawn from FAA threshold coordinates.

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

Fuel
100LL · Mogas (auto fuel)
Attended
Tue-Sun 0800-1630 local
Transient parking
Tie-downs · Hangars
Landing fee
No
Control tower
None
Wind indicator
Lighted

Airport

Type
General aviation airport
FAA LID
C66
City
Monmouth
State
Illinois
Country
United States
Elevation
753 ft
Coordinates
40.9297, -90.6311
Runways
1 physical runway · 2 runway ends
Longest runway
2,899 ft
Weather reporting
Nearest station KGBG
TAF
Nearest KBRL
Time zone
America/Chicago
Next sunset
23h 33m

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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.

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Pilot PIREPs for Monmouth Municipal Airport (C66)

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 Monmouth Municipal 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 C66 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

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