wxdecoder
4MD7

Catoctin Crosswind Airport

Thurmont, MarylandElevation 451 ftSmall airport

OUR HEADSET PICK · NOT SPONSORED

DC

David Clark DC ONE-X

Not sponsored, just the headset we'd buy ourselves: the DC ONE-X, with hybrid noise cancelling, Bluetooth, and 30+ hour battery. And David Clark's A+ customer service is the real reason we recommend them.

Visit David Clark
RUNWAYS

Runway detail & declared distances

1 runway · longest 1,600 ft

05/23
Dimensions
1,600 x 100 ft
Surface
Turf
RWY 05
RWY 23

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

AIRPORT INFORMATION

Facility & services

Catoctin Crosswind Airport is in Thurmont, Maryland. Field elevation 451 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeSmall airport
ManagerMARK ALLEN
Manager phone301-271-7161
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA4MD7
SectionalWASHINGTON
Center (ARTCC)WASHINGTON
Flight service (AFSS)LEESBURG
RegionMaryland
CountryUnited States
Coordinates39.6453, -77.3678
Distance from city4 NM NE
SERVICES & LIGHTING
Control towerNon-towered
AIRPORT REMARKS

Operational remarks

›PRVDD OPNS & PVT USE.
›FOR CD CTC POTOMAC APCH AT 866-709-4993.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗4MD7 on OurAirports
FREQUENTLY ASKED
Does 4MD7 have a METAR?
No on-field METAR is issued for 4MD7. This page uses the nearest reporting station as a reference.
Does 4MD7 have a TAF?
No TAF is issued directly for 4MD7. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 4MD7?
4MD7 sits at 451 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 4MD7?
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.