ATIS Alerts

Waldmeister Farm Airport (45MO) Area Aviation Weather & Runway Winds

Aviation weather near Waldmeister Farm Airport in St Peters, MO, decoded from the nearest reporting station (KSET): conditions, runway crosswinds, and free Telegram airport alerts.

Waldmeister Farm Airport (45MO) is a general aviation airport serving pilots in and around St Peters, MO at 424 ft. 45MO has no weather station of its own. Conditions here are decoded from KSET, about 11 nm away, the nearest reporting station, and local conditions can differ. Its 3 runways (18, 36, H1), longest 2,100 ft, are checked against the current wind in the crosswind table below. The nearest TAF is issued for KSUS. Track it in the ATIS Alerts Telegram bot to get alerts read from KSET, the station this page is based on.

VFR
Observed 0354Z (10:54 PM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KSET, 10.9 nm away.

Wind
330° 4 kt
Visibility
10+ sm
Ceiling
Unlimited
Altimeter
29.95"
Temp / Dew
74°F / 23°C
dew 66°F / 19°C

Wind from the north-northwest (330°) at 4 kt, visibility 10+ statute miles, no cloud data, temperature 23°C (74°F), altimeter 29.95 inHg. Conditions are Visual Flight Rules (VFR).

Raw METAR
METAR KSET 130354Z AUTO 33004KT 10SM CLR 23/19 A2995 RMK AO2 SLP137 T02330189

What changed at KSET (nearest station)?

Since the 0254Z (9:54 PM CDT) report, compared automatically against the latest METAR.

No significant changes since the 0254Z report, conditions are holding steady.

This is exactly what ATIS Alerts watches for you: get a Telegram message when 45MO's weather changes, free →

Current pilot readout for 45MO

Based on the nearest station (KSET), 45MO is currently VFR with winds from 330° at 4 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 18, about 2 knots. Density altitude is approximately 1,500 ft (field elevation 424 ft). 45MO does not publish a TAF. The nearest TAF station is KSUS, about 11 nm away.

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

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

Get 45MO weather alerts in Telegram

Stop refreshing aviation weather manually. Track 45MO 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 45MO free on Telegram

Runway wind check

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

Use this section to quickly compare current wind alignment across available runways at 45MO. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.

RunwayHead / TailCrosswind
18FAV3 kt head2 kt left
363 kt head2 kt left
H13 kt head2 kt left

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.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
061204Z10Z03Z

Over the last 23 h: wind 3→4 kt, ceiling unlimited → unlimited.

45MO weather radar

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

Live weather radar around Waldmeister Farm Airport in St Peters, MO: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around 45MO is headed.

Loading…
Loading radar…

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

Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.

Pilot reports (PIREPs) within 100 NM of 45MO

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

PIREP0250Z (9:50 PM CDT) · 74 NM E of 45MO · 36,000 ft MSL · A320
light turbulence
Show raw report
ENL UA /OV ENL/TM 0250/FL360/TP A320/TB LGT/RM /ZKCFDC CW
ENL UAHeader: reporting station and UA: a routine pilot report.
OV ENLLocation: fix or navaid, optionally with a radial and distance in NM.
TM 0250Reported at 02:50 UTC.
FL360Altitude: 36,000 ft MSL.
TP A320Aircraft type reporting.
TB LGTTurbulence: light.
RM /ZKCFDC CWRemarks.
PIREP0209Z (9:09 PM CDT) · 28 NM SW of 45MO · 34,000 ft MSL · UAL1394
Show raw report
ARP UAL1394 3832N 09104W 0209 F340 274/043KT TB CONT LGT TURB OCNL MOD IC
ARP UAL1394 3832N 09104W 020…Header: reporting station and UA: a routine pilot report.
PIREP0204Z (9:04 PM CDT) · 7 NM E of 45MO · 32,000 ft MSL · A320
continuous light turbulence
Show raw report
STL UA /OV STL/TM 0204/FL320/TP A320/TB CONS LGT/RM /ZKCFDC CW
STL UAHeader: reporting station and UA: a routine pilot report.
OV STLLocation: fix or navaid, optionally with a radial and distance in NM.
TM 0204Reported at 02:04 UTC.
FL320Altitude: 32,000 ft MSL.
TP A320Aircraft type reporting.
TB CONS LGTTurbulence: continuous light.
RM /ZKCFDC CWRemarks.
PIREP0157Z (8:57 PM CDT) · 9 NM N of 45MO · 35,000 ft MSL · B738
moderate chop turbulence
Show raw report
STL UA /OV STL325010/TM 0157/FL350/TP B738/TB MOD CHOP/RM /ZKCFDC CW
STL UAHeader: reporting station and UA: a routine pilot report.
OV STL325010Location: fix or navaid, optionally with a radial and distance in NM.
TM 0157Reported at 01:57 UTC.
FL350Altitude: 35,000 ft MSL.
TP B738Aircraft type reporting.
TB MOD CHOPTurbulence: moderate chop.
RM /ZKCFDC CWRemarks.
PIREP0143Z (8:43 PM CDT) · 99 NM NE of 45MO · 34,000 ft MSL · E170
continuous light chop turbulence
Show raw report
DEC UA /OV AXC/TM 0143/FL340/TP E170/TB CONS LGT CHOP/RM /ZKCFDC CW
DEC UAHeader: reporting station and UA: a routine pilot report.
OV AXCLocation: fix or navaid, optionally with a radial and distance in NM.
TM 0143Reported at 01:43 UTC.
FL340Altitude: 34,000 ft MSL.
TP E170Aircraft type reporting.
TB CONS LGT CHOPTurbulence: continuous light chop.
RM /ZKCFDC CWRemarks.
PIREP0111Z (8:11 PM CDT) · 74 NM NE of 45MO · 38,000 ft MSL · B737
Show raw report
SPI UA /OV SPI/TM 0111/FL380/TP B737/TB NEG/RM /ZKCFDC CW
SPI UAHeader: reporting station and UA: a routine pilot report.
OV SPILocation: fix or navaid, optionally with a radial and distance in NM.
TM 0111Reported at 01:11 UTC.
FL380Altitude: 38,000 ft MSL.
TP B737Aircraft type reporting.
TB NEGTurbulence: none reported.
RM /ZKCFDC CWRemarks.

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

Recent aviation weather trends at 45MO

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KSET reported a mix of conditions, most often VFR across 45 observations, with 14 flight-category changes. The lowest ceiling was 200 ft. Wind most often came from the W.

Last 24 hours
VFR 42%MVFR 11%IFR 16%LIFR 31%
Wind avg/max: 2/7 kt
Max gust: -
Lowest ceiling: 200 ft
Lowest vis: -
Prevailing wind: W
Category changes: 14

Most recent change: MVFR → VFR

Last 7 days
VFR 90%MVFR 4%IFR 4%LIFR 2%
Wind avg/max: 4/15 kt
Max gust: 21 kt
Lowest ceiling: 200 ft
Lowest vis: 0.25 sm
Prevailing wind: E
Category changes: 19

Most recent change: MVFR → VFR

Active Runway - past 30 days
18/36/H1
100%

Get free ATIS alerts for 45MO

We'll message you on Telegram when a new report moves the picture near 45MO (Waldmeister Farm Airport): alerts read from KSET, the station this page uses.

Track 45MO on Telegram

Free • no app to install • unsubscribe anytime

Nearby TFRs

Active FAA TFRs near 45MO

FAA TFR data shows an active temporary flight restriction near 45MO.

Active TFR
Madison, IL
Active 24.8 NM from 45MO
Effective: Saturday, September 12, 2026 through Sunday, September 13, 2026 UTC
NOTAM: 6/1617

View all active US TFRs → · Official FAA TFR ↗

Verify with official FAA TFR sources before flight.

Airport facts

Reference data from the OurAirports dataset.

Type
General aviation airport
FAA LID
45MO
City
St Peters
State
Missouri
Country
United States
Elevation
424 ft
Coordinates
38.8490, -90.6391
Runways
3
Longest runway
2,100 ft
Weather reporting
Nearest station KSET
TAF
Nearest KSUS
Time zone
America/Chicago
Next sunset
19h 31m

Run a flight school, FBO, or club here? Embed 45MO'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 Missouri airports →

45MO weather: frequently asked

What runways are available at 45MO?+

45MO has 3 runways: 18, 36, H1; the longest is 2,100 ft. This page computes the live crosswind for each runway end from the current wind.

Where does the weather shown for 45MO come from?+

Waldmeister Farm Airport does not have its own weather station. Conditions shown here come from the nearest reporting station, KSET, about 11 nm away, close enough for situational awareness, but local conditions at 45MO can differ.

Does 45MO have a TAF?+

No. 45MO does not publish its own TAF. The nearest TAF station is KSUS, about 11 nm away.

Does 45MO broadcast D-ATIS?+

No. 45MO does not broadcast D-ATIS. Alerts for 45MO from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.

Pilot PIREPs for Waldmeister Farm Airport (45MO)

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 Waldmeister 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 45MO 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.

From the ATIS Alerts team

Why pilots use ATIS Alerts

Free aviation weather and ATIS change alerts for GA pilots, delivered on Telegram, so a change catches your eye before it catches you off guard.

  • Get pinged the moment 45MO drops below VFR or a new report moves your numbers.
  • Live METAR, TAF, crosswinds, and FAA delays: one link, always current.
  • Free, no app to install, and you can track any US airport. Unsubscribe anytime.
Get free alerts for 45MO →

⚠️ 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 · Missouri airports

Get free alerts for 45MO