Weather Forecast for Lanai

Hawaii, United States of America

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Current Weather - Lanai: 18°C

Hawaii, United States of America

Clear

Feels like 18°C

Wind

16 km/h ENE

Humidity

81%

Pressure

1021 mb

UV Index

0

Visibility

16 km

Sunny

Sunny

Tuesday, February 17, 2026

High

22°C

Low

20°C

Rain Chance

0%

Hourly Forecast

Sunny 22°C
14:00
Sunny 22°C
15:00
Sunny 22°C
16:00
Partly Cloudy 22°C
17:00
Partly Cloudy 22°C
18:00
Clear 21°C
19:00
Clear 21°C
20:00
Clear 21°C
21:00
Clear 21°C
22:00
Clear 20°C
23:00
Feb 18

Day Statistics

Maximum Wind

22 km/h

Humidity

62%

Precipitation

0 mm

UV Index

2

Visibility

10 km

Rain Chance

0%

Snow Chance

0%

Sun & Moon

Sunrise

06:56 AM

Sunset

06:27 PM

Moonrise

07:11 AM

Moonset

07:01 PM

Moon Phase

New Moon

Moon Illumination

0%

Air Quality

PM2.5

6.7

μg/m³

PM10

10.3

μg/m³

NO₂

1.2

μg/m³

O₃

95.4

μg/m³

SO₂

1.1

μg/m³

CO

134.7

μg/m³

US EPA Index: 1 GB DEFRA Index: 1

Weather Alerts

Wind Advisory issued February 16 at 2:54AM HST until February 17 at 6:00PM HST by NWS Honolulu HI

Waianae Mountains; Lanai Mauka; Kahoolawe; Maui Windward West; Kohala; Big Island Interior; Koolau Leeward; Molokai Windward; Molokai Southeast; Molokai North; Molokai West; Lanai Windward; Lanai Leeward; Lanai South; Maui Central Valley North; Maui Central Valley South; Windward Haleakala; South Haleakala; Big Island South; Big Island Southeast; Big Island North Feb 16, 02:54 AM - Feb 16, 05:45 PM
Severity: Moderate Urgency: Expected

* WHAT...East winds 15 to 30 mph with gusts up to 50 mph expected. * WHERE...Portions of Kahoolawe, Lanai, Maui, Molokai, Oahu, and the Big Island Hawaii. * WHEN...Until 6 PM HST Tuesday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.

Watch out for falling tree branches when walking or driving. Make sure tents and awnings are secure or take them down. Be prepared for power outages. Secure trash cans, lawn furniture, and other loose outdoor objects that can be easily blown around by strong winds.

Event: Wind Advisory Certainty: Likely Category: Met

High Surf Advisory issued February 16 at 3:27PM HST until February 18 at 6:00AM HST by NWS Honolulu HI

Olomana; Maui Windward West; Kauai East; Kauai South; East Honolulu; Koolau Windward; Molokai Windward; Molokai Southeast; Windward Haleakala; Kipahulu; Big Island Southeast; Big Island East; Big Island North Feb 16, 03:27 PM - Feb 17, 04:30 AM
Severity: Minor Urgency: Expected

...HIGH SURF ADVISORY IN EFFECT UNTIL 6 AM HST WEDNESDAY FOR EAST FACING SHORES OF KAUAI OAHU MOLOKAI MAUI AND THE BIG ISLAND... .Strong trade winds will maintain relatively short period high surf along east facing shores persisting into Wednesday. * WHAT...Large breaking waves of 7 to 12 feet. * WHERE...East facing shores of Kauai, Oahu, Molokai, Maui, and the Big Island. * WHEN...Until 6 AM HST Wednesday. * IMPACTS...Moderate. Strong breaking waves and strong currents will make swimming dangerous.

Heed all advice from ocean safety officials. When in doubt, don't go out.

Event: High Surf Advisory Certainty: Likely Category: Met

Wind Advisory issued February 16 at 3:15PM HST until February 17 at 6:00PM HST by NWS Honolulu HI

Waianae Mountains; Lanai Mauka; Kahoolawe; Maui Windward West; Kohala; Big Island Interior; Koolau Leeward; Molokai Windward; Molokai Southeast; Molokai North; Molokai West; Lanai Windward; Lanai Leeward; Lanai South; Maui Central Valley North; Maui Central Valley South; Windward Haleakala; South Haleakala; Big Island South; Big Island Southeast; Big Island North Feb 16, 03:15 PM - Feb 17, 04:15 AM
Severity: Moderate Urgency: Expected

* WHAT...East winds 20 to 30 mph with gusts over 50 mph. * WHERE...Kahoolawe, Lanai, Maui, Molokai, Oahu, and the Big Island. Areas most at risk include higher terrain, passes and areas immediately south through west of mountains. * WHEN...Until 6 PM HST Tuesday. * IMPACTS...Winds this strong can tear off shingles, knock down tree branches, blow away tents and awnings and make it difficult to steer, especially for drivers of high profile vehicles.

Watch out for falling tree branches when walking or driving. Make sure tents and awnings are secure or take them down. Be prepared for power outages. Secure trash cans, lawn furniture, and other loose outdoor objects that can be easily blown around by strong winds.

Event: Wind Advisory Certainty: Likely Category: Met