K21D METAR Lake Elmo Airport

St Paul, MinnesotaElevation 933 ftSmall airport
CURRENT STATUS
VFR14 min old
Ceiling 5,000 ft, visibility 10 SM, rain.
FLIGHT CATEGORY
VFR
ceiling & visibility
WIND
010@6
steady
VISIBILITY
10 SM
16.1 km
CEILING
5,000 ft
lowest BKN/OVC
DENSITY ALT
-358 ft
-1,291 ft vs field
CURRENT METAR

Decoded observation

Observed 0815Z (3:15 AM local) · 14 min old

K21D is currently VFR. Winds are from the north at 6 knots. Visibility is 10 statute miles. The ceiling is 5,000 feet AGL. Reported weather: light rain.

WIND
10° at 6 kt
Steady.
VISIBILITY
10 statute miles
16.1 km, good.
CEILING & SKY
Ceiling 5,000 ft
Lowest broken or overcast layer.
TEMP / DEWPOINT
7°C / 1°C
45°F / 34°F. 6°C spread.
ALTIMETER
30.48 inHg
1032.2 hPa, above standard.
WEATHER & HAZARDS
RA
Rain reported.

Codes in this report: AUTO OVC RMK AO2

Hover or tap any group for a plain-English explanation.

REMARKS: DECODED
AO2
automated station with a precipitation discriminator (can tell rain from snow)
SUGGESTED RISK · TRAINING USE

Suggested risk level: Low

›No TAF available for this airport.

A suggested risk level for training and situational awareness only, not a go/no-go authority. Verify with official sources and apply your personal minimums.

FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

Current aviation conditions show flight category VFR, wind from 10° at 6 kt, visibility 10 SM, ceiling 5,000 ft. Forecast suggests monday light rain, high near 48F, low near 40F, 88% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Monday Light Rain 48/40 NE 9 kt – 88%
Tuesday Light Rain Likely then Mostly Cloudy 62/49 SSE 13 kt 22 kt 57%
Wednesday Chance Rain Showers 68/49 S 9 kt – 84%
Thursday Slight Chance Rain Showers then Sunny 62/42 NNW 4 kt – 16%
Friday Chance Rain Showers 62/47 ENE 4 kt – 46%
Saturday Rain Showers Likely 63/49 SE 9 kt – 55%
Sunday Chance Rain Showers 62 SSW 4 kt – 27%

Source: National Weather Service (office MPX). Forecast issued 0828Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
2 runways · crosswind ranking
ON-FIELD METAR
NESW04221432 10°10°6 kt10°10° 610°
READING THE BARB · SWIPE FOR MORE →
Calm
5 kt
10 kt
15 kt
20 kt
25 kt
30 kt
35 kt
40 kt
45 kt
50 kt
65 kt
75 kt
100 kt
105 kt
Half feather = 5 kt, full = 10 kt, filled pennant = 50 kt; add them up. The staff points the direction the wind blows from.
WIND USED
010° at 6 kt
Components computed from the current on-field METAR wind.
RECOMMENDED
RWY 045 kt headwind · 3 kt crosswind
RUNWAYS BY WIND · best end
04
HEAD
5 kt
CROSS
3 kt L
BEST
32
HEAD
4 kt
CROSS
5 kt R
OK
14
HEAD
4 kt tail
CROSS
5 kt L
OK
22
HEAD
5 kt tail
CROSS
3 kt R
OK
Components are estimates from the current METAR wind and runway heading. Verify with the Chart Supplement and NOTAMs.
RUNWAYS

Runway detail & declared distances

2 runways · longest 3,504 ft

04/22
Dimensions
2,496 x 75 ft
Surface
Asphalt (fair)
RWY 0439°T
Traffic patternLeft
RWY 22219°T
Traffic patternLeft
14/32
Dimensions
3,504 x 75 ft
Surface
Asphalt (good)
Edge lights
MED
RWY 14138°T
REILYes
VGSIPAPI (P4L)
Traffic patternLeft
RWY 32318°T
REILYes
VGSIPAPI (P4L)
Traffic patternLeft

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Performance & density altitude

Density altitude
-358 ft
Pressure altitude
373 ft
Field elevation
933 ft MSL
Temperature
7°C (45°F)
Dewpoint
1°C (34°F)
Altimeter
30.48 inHg

Density altitude estimates how the aircraft performs versus standard atmosphere. Higher density altitude reduces climb performance and increases takeoff distance.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2310Z 6:10 PM
Sunrise
1241Z 7:41 AM
Loggable night
2340Z (6:40 PM local) → 1211Z (7:11 AM local)
end of evening to start of morning civil twilight
Position lights required
2310Z (6:10 PM local) → 1241Z (7:41 AM local)
sunset to sunrise (91.209)
Night passenger currency
0010Z (7:10 PM local) → 1141Z (6:41 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Lake Elmo Airport is in St Paul, Minnesota. Field elevation 933 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerPHILIP TIEDEMAN
Manager phone763-717-0001
AttendedNOV-MAR ALL, 0700–1700
CHARTS & AIRSPACE
ICAO / IATAK21D
SectionalGREEN BAY
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)PRINCETON
RegionMinnesota
CountryUnited States
Coordinates44.9975, -92.8557
Distance from city9 NM E
SERVICES & LIGHTING
Fuel100LL · Jet A
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
CTAF123.075
UNICOM123.075
FREQUENCIES

Communications

121.2
MINNEAPOLIS APP/DEP
A/D
118.625
CLNC DEL
CLD
122.8
CTAF/UNICOM
UNIC
123.075
CTAF
CTAF
123.075
UNICOM
UNICOM

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

K21D traffic patterns

2026-06-12 to 2026-10-23, 69 days observed · data 2026-10-23

High confidence
TRAFFIC VOLUME (30-DAY)
AVG LANDINGS/DAY
36.3
AVG OPS/DAY
49.4
Activity trend over 18 days: falling, from 71 to 60 operations per dayOperations trend (18 days)

Busiest day: Wed · Busiest month: Aug

FLEET MIX
Piston single 76%Unknown 18%Helicopter 3%Twin 2%

Mostly small piston aircraft.

TOP AIRCRAFT TYPES
›C172 (Piston single) · ~282 landings/mo
›P28A (Piston single) · ~87 landings/mo
›C152 (Piston single) · ~68 landings/mo
›CH7A (Unknown) · ~30 landings/mo
›SR20 (Piston single) · ~11 landings/mo
LIKELY BASED AIRCRAFT
Low-confidence estimate

Aircraft likely based near this airport (estimate), mostly single-engine piston aircraft.

›C172 (Piston single)
›P28A (Piston single)
›C152 (Piston single)
›CH7A (Unknown)
›SR20 (Piston single)

This is an estimate based on repeated flight patterns, not registration data. Do not rely on it to identify specific aircraft or owners.

Data limitations (4)
›ADS-B coverage is incomplete; counts are an observed lower bound, not official totals.
›Some aircraft do not transmit usable ADS-B and are not counted.
›Aircraft types and based estimates are inferred and may be wrong.
›This is not official ATC, FAA, or airport data.
NEARBY AIRPORTS

Weather reference stations

Current flight category at nearby reporting stations.

AIRPORT REMARKS

Operational remarks

›ULTRALIGHT OPS PROHIBITED.
›ADNL LGTD WIND-T.
›ACTVT OR INCR INTST REIL RWY 14 & 32; PAPI RWY 14 & 32; MIRL RWY 14/32 - CTAF. MIRL RWY 14/32 PRESET LOW INTST.
›CALM WND RWY.
›FUEL AVBL H24 SELF SVC VIA CREDIT CARD.
›FOR CD CTC MINNEAPOLIS APCH AT 612-713-4016.
›DEER, BIRDS, & WILDLIFE ON & INVOF ARPT.
›VOLUNTARY NOISE ABATEMENT PROCS IN EFCT. SEE ARPT WEBSITE FOR MORE INFO.
FREQUENTLY ASKED
Does K21D have a METAR?
Yes. K21D has a current METAR observation, decoded into plain English on this page.
Does K21D have a TAF?
When K21D issues a TAF, its decoded forecast timeline loads live on this page; otherwise use the nearest TAF-issuing field as a planning reference.
What is the field elevation at K21D?
K21D sits at 933 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for K21D?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.