wxdecoder
6FL1

Mayo Clinic Heliport

Jacksonville, FloridaElevation 15 ftHeliport
OFF-FIELD REFERENCE
Nearest report: KCRG · 6 NM NW · 52 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
ACTIVE NWS ALERTS

Active weather alerts

Heat AdvisoryModerate · Expected · Likely
27 1500Z to 28 0000Z
Suwannee; Baker; Inland Nassau; Union; Bradford; Gilchrist; Inland Flagler; Eastern Hamilton; Coastal Nassau; Coastal Duval; Eastern Clay; Eastern Alachua; Eastern Putnam; Coastal Flagler; Eastern Marion; Western Hamilton; Trout River; Western Clay; Northeast Coastal St. Johns; Western Alachua; Western Putnam; Central Marion; Northern Columbia; South Central Duval; Southeast Coastal St. Johns; Western Marion; Southeastern Columbia; Western Duval; Northern Inland St. Johns; Southwestern Columbia; Southern Inland St. Johns; Western St. Johns; Wayne; Pierce; Brantley; Inland Glynn; Coastal Glynn; Echols; Clinch; Inland Camden; Coastal Camden; Northern Ware; Northeastern Charlton; Southern Ware; Western Charlton
* WHAT...Heat index values of 107 to 111 expected. * WHERE...Portions of northeast and northern Florida and southeast Georgia. * WHEN...From 11 AM to 8 PM EDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Alerts from the National Weather Service. For situational awareness only; always confirm against an official briefing.

OFF-FIELD REFERENCE · KCRG
WIND
210@4
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 200° at 5 kt, visibility 10 SM, temperature 28C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight slight chance showers and thunderstorms, low near 77F, 22% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Tonight: Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Slight Chance Showers And Thunderstorms 77 SW 6 kt – 22% Thunderstorms in the forecast
Monday Mostly Sunny then Slight Chance Showers And Thunderstorms 94/78 W 8 kt – 21%
Tuesday Mostly Sunny 97/80 SW 10 kt – 5%
Wednesday Mostly Sunny then Chance Showers And Thunderstorms 98/78 SW 13 kt – 59%
Thursday Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 93/76 W 12 kt – 73%
Friday Mostly Sunny then Chance Showers And Thunderstorms 92/76 S 10 kt – 42%
Saturday Showers And Thunderstorms Likely 91/75 SW 11 kt – 63%
Sunday Showers And Thunderstorms Likely 91 SW 12 kt – 60%

Source: National Weather Service (office JAX). Forecast issued 0300Z.

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
Crosswind calculator
No runway layout is available for 6FL1. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 40 ft

H1
Dimensions
40 x 40 ft
Surface
Concrete
RWY H1

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

FIELD CONDITIONS

Field elevation

Field elevation
15 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
0023Z 8:23 PM
Sunrise
1041Z 6:41 AM
Loggable night
0050Z (8:50 PM local) → 1014Z (6:14 AM local)
end of evening to start of morning civil twilight
Position lights required
0023Z (8:23 PM local) → 1041Z (6:41 AM local)
sunset to sunrise (91.209)
Night passenger currency
0123Z (9:23 PM local) → 0941Z (5:41 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

Mayo Clinic Heliport is in Jacksonville, Florida. Field elevation 15 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPrivately owned
UsePrivate use
TypeHeliport
ManagerJOHN A. MUHLER JR.
Manager phone(904) 953-6731
AttendedIREG
CHARTS & AIRSPACE
ICAO / IATA6FL1
SectionalJACKSONVILLE
Center (ARTCC)JACKSONVILLE
Flight service (AFSS)GAINESVILLE
RegionFlorida
CountryUnited States
Coordinates30.2649, -81.4413
Distance from city13 NM SE
SERVICES & LIGHTING
Control towerNon-towered
UNICOM123.050
FREQUENCIES

Communications

123.050
UNICOM
UNICOM

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

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

6FL1 has no on-field report. Nearest reporting station: KCRG (6 NM NW, VFR).

KCRG Jacksonville Executive at Craig Airport
6 NM NW
VFR
KNIP Jacksonville Naval Air Station (Towers Field)
13 NM W
VFR
KJAX Jacksonville International Airport
19 NM NW
VFR
KSGJ Northeast Florida Regional Airport
19 NM S
VFR
KVQQ Cecil Airport
23 NM W
VFR
KNEN Whitehouse Naval Outlying Field
23 NM W
VFR
AIRPORT REMARKS

Operational remarks

›FOR CD CTC JACKSONVILLE APCH AT 904-741-0284.
›EMAIL - MUHLER.JOHN@MAYO.EDU
›PRVDD PVT USE ONLT & VFR OPS ONLT; TKOF AND LNDG AREA MARKED; WND INDICATOR MAINTAINED; LNDG AREA CONSTRUCTED IN ACCORDANCE W/FAA AC; ALL APCH/DEP OPNS ARE CONDUCTED IN AN AREA FM 250-080 DEG CLOCKWISE; TKOF AREA GRADIENT CONFORMS TO STDS.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗6FL1 on OurAirports
FREQUENTLY ASKED
Does 6FL1 have a METAR?
No on-field METAR is issued for 6FL1. This page uses the nearest reporting station as a reference.
Does 6FL1 have a TAF?
No TAF is issued directly for 6FL1. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 6FL1?
6FL1 sits at 15 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 6FL1?
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.