IFR · Instrument Flight Rules

Long Island MacArthur Airport

Regional Airport · Islip, NY, United States

Instrument conditions — low visibility or ceiling at Long Island MacArthur Airport. It's 62°F with 90% humidity. Winds from 350° at 9 kt. Cloud ceiling 800 ft.

ICAOKISPIATAISPLOCALISP

Zulu · UTC--:--:--Aviation standard time

Local · UTC-5--:--:--Approx. (from longitude)

Elevation99ft30 m

Longest runway7,006ft2,135 m

Runways32 lighted

Coordinates40.8, -73.140°47'46.8"N 73°06'06.1"W

ClassRegionalScheduled service

Current weather

50 min ago

62°F16.7°C · Dew 59°FIFR — Instrument Flight Rules

350° @ 9 kt

Visibility6 sm
Ceiling800 ft AGL
Humidity90%
Altimeter29.80 inHg
Pressure1009.2 hPa
GustsNone

Broken 800′Overcast 1,600′

Instrument conditions — low visibility or ceiling at Long Island MacArthur Airport. It's 62°F with 90% humidity. Winds from 350° at 9 kt. Cloud ceiling 800 ft.

METAR observation

Live

RAWMETAR KISP 281856Z 35009KT 6SM -DZ BR BKN008 OVC016 17/15 A2980 RMK AO2 SLP092 P0000 T01670150

Decoded — plain language

Wind350° @ 9 kt

Visibility6 sm

Temperature62°F / 16.7°C

Dew point59°F · 90% RH

Altimeter29.80 inHg

Ceiling800 ft AGL

Flight categoryIFR — Instrument Flight Rules

SkyBroken 800′, Overcast 1,600′

Observed 28 Sep 2026 18:56Z·Islip/Macarthur Arpt, NY, US·50 min ago

Forecast

TAF

Valid Mon 18:00Z – Tue 18:00Z

InitialMon 18:00Zuntil Mon 21:00Z
IFRWind010° @ 13 ktVis3 smSkyOvercast 700′WeatherLight rain, mist
Now
TemporaryMon 18:00Zuntil Mon 21:00Z
IFRVis1.5 smWeatherLight rain, mist
Now
FromMon 21:00Zuntil Tue 00:00Z
IFRWind350° @ 8 ktVis3 smSkyOvercast 700′WeatherMist
FromTue 00:00Zuntil Tue 08:00Z
MVFRWind330° @ 4 ktVis6+ smSkyOvercast 1,500′
FromTue 08:00Zuntil Tue 17:00Z
MVFRWindVariable @ 3 ktVis6+ smSkyOvercast 2,500′
FromTue 17:00Zuntil Tue 18:00Z
VFRWind320° @ 6 ktVis6+ smSkyBroken 3,500′

RAW

TAF KISP 281720Z 2818/2918 01013KT 3SM -RA BR OVC007
  TEMPO 2818/2821 1 1/2SM -RA BR
  FM282100 35008KT 3SM BR OVC007
  FM290000 33004KT P6SM OVC015
  FM290800 VRB03KT P6SM OVC025
  FM291700 32006KT P6SM BKN035

Issued 28 Sep 2026 17:20Z·NOAA / NWS Aviation Weather Center

Runway winds

06/24

Headwind5 kt

Crosswind7 kt from L

★ Best

Tailwind5 kt

Crosswind7 kt from R

Wind components are computed from the reported surface wind and true runway headings. Actual runway selection is made by the airport and ATC — always consult official information.

Runways

3 total

06/24◐ lit

7,006 ft2,135 × 150 ft · Asphalt

15R/33L◐ lit

5,186 ft1,581 × 150 ft · Asphalt

15L/33R

3,175 ft968 × 75 ft · Asphalt

Radio frequencies

9 listed

ATIS120.725

Clearance121.85CLNC DEL

Ground135.30

Tower119.30

CTAF119.30

UNICOM122.95UNICOM

Approach118.00NEW YORK APP/DEP

OPS45.00GUARD OPS

Radio / FSS122.60NEW YORK RDO

Frequencies (MHz) come from the OurAirports community dataset and can lag official changes. Confirm against the current chart supplement or AIP before flight.

Nearby navaids

Within 40 NM

LokksNDB

366 kHz5.7 NM225° SW

DPK

Deer ParkVOR-DME

117.70 MHz9.2 NM268° W

BBN

BabylonNDB

275 kHz14.9 NM240° SW

CCC

CalvertonVOR-DME

117.20 MHz15.9 NM060° NE

FrikkNDB

407 kHz17.3 NM266° W

FOK

Suffolk CoTACAN

111.00 MHz21.5 NM083° E

BDR

BridgeportVOR-DME

108.80 MHz21.9 NM357° N

SquirNDB

400 kHz25.6 NM075° E

Distance and true bearing from the airport reference point