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Miller Farm Airport (MU21) Area Aviation Weather & Runway Winds

As of 11:15 AM CDT, Oct 28, based on the nearest station (KUUV), MU21 is currently VFR with winds from 210° at 7 knots, visibility 10+ statute miles, and no ceiling reported.

Aviation weather near Miller Farm Airport in Bay, MO, decoded from the nearest reporting station (KUUV): conditions and runway crosswinds.

Miller Farm Airport (MU21) is a general aviation airport serving pilots in and around Bay, MO at a field elevation of 630 ft. MU21 has no weather station of its own. Conditions here are decoded from KUUV, about 24 nm away, the nearest reporting station, and local conditions can differ. It has one runway (11/29), the longest 1,800 ft. The nearest TAF is issued for KJEF.

Ask ATIS AIAsk anything about MU21's weather, runways or delays, or search another airport.
VFR
Observed 1615Z (11:15 AM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KUUV, 24.1 nm away.

Wind
210° 7 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
30.25"
Temp / Dew
-

Wind from the south-southwest (210°) at 7 kt, visibility 10+ statute miles, no cloud data, altimeter 30.25 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KUUV 281615Z AUTO 21007KT 10SM CLR CLR A3025 RMK AO2

Current pilot readout for MU21

Based on the nearest station (KUUV), MU21 is currently VFR with winds from 210° at 7 knots, visibility 10+ statute miles, and no ceiling reported. the wind favors runway ends 29. MU21 does not publish a TAF. The nearest TAF station is KJEF, about 30 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
29FAV1 kt head7 kt left
111 kt tail7 kt right

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

MU21 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 11/29
    1,800 × 50 ft · TURF
    Status not monitored
    Current use
    no stated-runway source at MU21
    Wind
    11
    1 kt tailwind · 7 kt crosswind from right
    29
    1 kt headwind · 7 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.

MU21 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 MU21

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

PIREP1503Z (10:03 AM CDT) · 49 NM NE of MU21 · 9,000 ft MSL · C182
Show raw report
SET UA /OV STL315026 /TM 1503 /FL090 /TP C182 /SK OVC090-TOP110 /WX FV99SM /TA 08 /WV 00000KT /TB NEG /IC NEG /RM FV 99SM OUTSIDE CLDS
SET UAHeader: reporting station and UA: a routine pilot report.
OV STL315026Location: fix or navaid, optionally with a radial and distance in NM.
TM 1503Reported at 15:03 UTC.
FL090Altitude: 9,000 ft MSL.
TP C182Aircraft type reporting.
SK OVC090-TOP110Sky condition: cloud bases and tops in hundreds of feet MSL.
WX FV99SMWeather and flight visibility observed.
TA 08Outside air temperature, °C.
WV 00000KTWind (direction/speed) or wind-shear remarks.
TB NEGTurbulence: none reported.
IC NEGIcing: none reported.
RM FV 99SM OUTSIDE CLDSRemarks.
PIREP1238Z (7:38 AM CDT) · 52 NM N of MU21 · 12,000 ft MSL · S22T
light rime icing
Show raw report
UIN UA /OV UIN170030/TM 1238/FL120/TP S22T/TA M03/IC LGT RIME/RM ZKC FDC FN
UIN UAHeader: reporting station and UA: a routine pilot report.
OV UIN170030Location: fix or navaid, optionally with a radial and distance in NM.
TM 1238Reported at 12:38 UTC.
FL120Altitude: 12,000 ft MSL.
TP S22TAircraft type reporting.
TA M03Outside air temperature, °C.
IC LGT RIMEIcing: light rime.
RM ZKC FDC FNRemarks.

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

Recent aviation weather trends at MU21

From ATIS Alerts' hourly weather history.

Last 24 hours

History is still being collected. Check back in a few days.

Last 7 days
VFR 100%
Wind avg/max: 2/8 kt
Max gust: 15 kt
Lowest ceiling: 10,000 ft
Lowest vis: 10 sm
Prevailing wind: S
Category changes: 0
Wind-favored runway - past 30 days

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

11
51%
29
49%

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No live weather from MU21

Live crosswind meter

MU21 has no weather feed online, so the wind comes from KUUV, 24 nm away.

N29117 kt
Headwind
1 kt
Crosswind (from the left)
7 kt

Wind is 83° off runway 29, the end with the most headwind right now.

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Turf · 1,800 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Miller Farm Airport (MU21)
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
MU21
City
Bay
State
Missouri
Country
United States
Elevation
630 ft
Coordinates
38.5237, -91.5177
Runways
1 physical runway · 2 runway ends
Longest runway
1,800 ft
Weather reporting
Nearest station KUUV
TAF
Nearest KJEF
Time zone
America/Chicago
Sunset in
6h 55m

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Nearby airports

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

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 Missouri airports →

Pilot PIREPs for Miller Farm Airport (MU21)

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 Miller Farm 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 MU21 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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