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Now · 11:59 AM

Kalapana Weather & Hourly Forecast

United States · Hawaii · 96778

Overcast
81°F
Overcast
Feels like: 77°F
💧 Humidity 80% 🌡 Pressure 29.97 inHg 💨 Wind 24 mph 👁 Visibility Clouds 99% ☀️ UV index 9.2 · Very high 🌅 Sunrise 6:07 AM 🌇 Sunset 6:17 PM

Hourly Forecast for Kalapana

Today
Overcast · 2:00 PM Overcast
81° 💧 None 💨 26 mph H 80%29.88 inHg
Light rain · 11:00 PM Light rain
80° 💧 None 💨 20 mph H 83%29.94 inHg
Tomorrow
Overcast · 8:00 AM Overcast
79° 💧 None 💨 21 mph H 83%29.88 inHg
Heavy rain · 5:00 PM Heavy rain
80° 💧 None 💨 22 mph H 83%29.83 inHg
Thursday
Moderate rain · 2:00 AM Moderate rain
80° 💧 None 💨 20 mph H 83%29.80 inHg
Moderate rain · 11:00 AM Moderate rain
80° 💧 None 💨 22 mph H 85%29.85 inHg
Light rain · 8:00 PM Light rain
80° 💧 None 💨 23 mph H 86%29.80 inHg
Friday
Moderate rain · 5:00 AM Moderate rain
79° 💧 None 💨 28 mph H 90%29.71 inHg
Very heavy rain · 2:00 PM Very heavy rain
80° 💧 None 💨 46 mph H 89%29.53 inHg
Very heavy rain · 11:00 PM Very heavy rain
80° 💧 None 💨 31 mph H 88%29.62 inHg
Saturday
Heavy rain · 8:00 AM Heavy rain
80° 💧 None 💨 30 mph H 88%29.71 inHg
Moderate rain · 5:00 PM Moderate rain
77° 💧 None 💨 4 mph H 91%29.80 inHg
Sunday
Moderate rain · 2:00 AM Moderate rain
77° 💧 None 💨 9 mph H 87%29.85 inHg
Moderate rain · 11:00 AM Moderate rain
77° 💧 None 💨 10 mph H 87%29.91 inHg
Light rain · 8:00 PM Light rain
80° 💧 None 💨 17 mph H 77%29.91 inHg
Monday
Light rain · 8:00 AM Light rain
79° 💧 None 💨 14 mph H 79%29.97 inHg

In Kalapana and, more broadly, across the state of Hawaii: The evening will feature mostly cloudy skies with temperatures holding steady around 80 degrees Fahrenheit. Winds will be from the northeast at a moderate pace, reaching up to 13 mph, with gusts up to 17 mph. No precipitation is expected during the next few hours, so it should remain dry. Temperatures are expected to stay mild to warm, providing comfortable conditions as the night progresses. Residents can generally expect a calm evening with no significant weather disturbances.

15-Day Weather Outlook for Kalapana

TomorrowTomorrow Very heavy rain Very heavy rain 80°/78° 💧 3.893 in 💨 23 mph
Thursday, Sep 24Thu Sep 24 Heavy rain Heavy rain 80°/79° 💧 2.179 in 💨 25 mph
Friday, Sep 25Fri Sep 25 Very heavy rain Very heavy rain 80°/79° 💧 8.223 in 💨 49 mph
Saturday, Sep 26Sat Sep 26 Heavy rain Heavy rain 80°/76° 💧 4.783 in 💨 34 mph
Sunday, Sep 27Sun Sep 27 Moderate rain Moderate rain 81°/76° 💧 1.785 in 💨 17 mph
Monday, Sep 28Mon Sep 28 Light rain Light rain 81°/79° 💧 0.184 in 💨 16 mph
Tuesday, Sep 29Tue Sep 29 Light rain Light rain 80°/78° 💧 0.041 in 💨 15 mph
Wednesday, Sep 30Wed Sep 30 Light rain Light rain 80°/77° 💧 0.079 in 💨 17 mph
Thursday, Oct 1Thu Oct 1 Mostly cloudy Mostly cloudy 79°/78° 💧 0.004 in 💨 14 mph
Friday, Oct 2Fri Oct 2 Mostly sunny Mostly sunny 80°/78° 💧 0.004 in 💨 13 mph
Saturday, Oct 3Sat Oct 3 Mostly sunny Mostly sunny 80°/79° 💧 0.017 in 💨 10 mph
Sunday, Oct 4Sun Oct 4 Mostly sunny Mostly sunny 81°/78° 💧 0.031 in 💨 9 mph
Monday, Oct 5Mon Oct 5 Mostly sunny Mostly sunny 81°/79° 💧 0.035 in 💨 6 mph
Tuesday, Oct 6Tue Oct 6 Light rain Light rain 81°/78° 💧 0.167 in 💨 15 mph
Wednesday, Oct 7Wed Oct 7 Mostly sunny Mostly sunny 78°/78° 💧 0.001 in 💨 13 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Kalapana

Vertical axis: °F · Color based on temperature
Overcast at 2:00 PM
81° Today 2:00 PM
Overcast at 5:00 PM
81° 5:00 PM
Light rain at 8:00 PM
80° 8:00 PM
Light rain at 11:00 PM
80° 11:00 PM
Light rain at 2:00 AM
78° Tomorrow 2:00 AM
Light rain at 5:00 AM
78° 5:00 AM
Overcast at 8:00 AM
79° 8:00 AM
Light rain at 11:00 AM
80° 11:00 AM
Heavy rain at 2:00 PM
80° Tomorrow 2:00 PM
Heavy rain at 5:00 PM
80° 5:00 PM
Very heavy rain at 8:00 PM
79° 8:00 PM
Moderate rain at 11:00 PM
80° 11:00 PM
Moderate rain at 2:00 AM
80° Thursday 2:00 AM
Heavy rain at 5:00 AM
80° 5:00 AM
Light rain at 8:00 AM
80° 8:00 AM
Moderate rain at 11:00 AM
80° 11:00 AM
Moderate rain at 2:00 PM
80° Thursday 2:00 PM
Moderate rain at 5:00 PM
80° 5:00 PM
Light rain at 8:00 PM
80° 8:00 PM
Light rain at 11:00 PM
79° 11:00 PM
Moderate rain at 2:00 AM
79° Friday 2:00 AM
Moderate rain at 5:00 AM
79° 5:00 AM
Moderate rain at 8:00 AM
80° 8:00 AM
Heavy rain at 11:00 AM
80° 11:00 AM
Very heavy rain at 2:00 PM
80° Friday 2:00 PM
Very heavy rain at 5:00 PM
79° 5:00 PM
Moderate rain at 8:00 PM
80° 8:00 PM
Very heavy rain at 11:00 PM
80° 11:00 PM
Heavy rain at 2:00 AM
80° Saturday 2:00 AM
Heavy rain at 5:00 AM
79° 5:00 AM
Heavy rain at 8:00 AM
80° 8:00 AM
Moderate rain at 11:00 AM
79° 11:00 AM
Light rain at 2:00 PM
78° Saturday 2:00 PM
Moderate rain at 5:00 PM
77° 5:00 PM
Moderate rain at 8:00 PM
76° 8:00 PM
Light rain at 11:00 PM
78° 11:00 PM
Moderate rain at 2:00 AM
77° Sunday 2:00 AM
Moderate rain at 5:00 AM
76° 5:00 AM
Moderate rain at 8:00 AM
77° 8:00 AM
Moderate rain at 11:00 AM
77° 11:00 AM
Light rain at 2:00 PM
77° Sunday 2:00 PM
Moderate rain at 5:00 PM
77° 5:00 PM
Light rain at 8:00 PM
80° 8:00 PM
Light rain at 11:00 PM
81° 11:00 PM
Partly cloudy night at 2:00 AM
80° Monday 2:00 AM
Light rain at 8:00 AM
79° 8:00 AM
Partly cloudy at 2:00 PM
81° 2:00 PM
Mostly clear night at 8:00 PM
80° 8:00 PM
Mostly clear night at 2:00 AM
79° Tuesday 2:00 AM
Mostly sunny at 8:00 AM
78° 8:00 AM
Mostly sunny at 2:00 PM
80° 2:00 PM
Light rain at 8:00 PM
79° 8:00 PM
Mostly clear night at 2:00 AM
77° Wednesday 2:00 AM
Light rain at 8:00 AM
77° 8:00 AM
Partly cloudy at 2:00 PM
80° 2:00 PM
Mostly cloudy night at 8:00 PM
78° 8:00 PM
Mostly cloudy night at 2:00 AM
78° Thursday 2:00 AM
Mostly sunny at 8:00 AM
78° 8:00 AM
Sunny at 2:00 PM
79° 2:00 PM
Mostly cloudy night at 8:00 PM
79° 8:00 PM
Mostly clear night at 2:00 AM
78° Friday 2:00 AM
Sunny at 8:00 AM
78° 8:00 AM
Sunny at 2:00 PM
79° 2:00 PM
Mostly clear night at 8:00 PM
80° 8:00 PM
Mostly clear night at 2:00 AM
79° Saturday 2:00 AM
Mostly sunny at 8:00 AM
79° 8:00 AM
Sunny at 2:00 PM
80° 2:00 PM
Mostly clear night at 8:00 PM
79° 8:00 PM
Mostly clear night at 2:00 AM
78° Sunday 2:00 AM
Mostly sunny at 8:00 AM
78° 8:00 AM
Mostly sunny at 2:00 PM
81° 2:00 PM
Partly cloudy night at 8:00 PM
80° 8:00 PM
Mostly clear night at 2:00 AM
79° Monday 2:00 AM
Mostly sunny at 8:00 AM
79° 8:00 AM
Mostly sunny at 2:00 PM
81° 2:00 PM
Partly cloudy night at 8:00 PM
80° 8:00 PM
Light rain at 2:00 AM
78° Tuesday 2:00 AM
Partly cloudy at 8:00 AM
78° 8:00 AM
Mostly sunny at 2:00 PM
81° 2:00 PM
Partly cloudy night at 8:00 PM
80° 8:00 PM
Mostly clear night at 2:00 AM
78° Wednesday 2:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Kalapana

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 12:00 PM
PM2.5 Fine particles Good 4,4µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 14,9µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 40,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,0µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in Kalapana

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 11,6Extreme 😊Good
Tomorrow UV 3,4Moderate 😊Good
Thursday UV 1,2Low 😊Good
Friday UV 1,9Low 😊Good
Saturday UV 6,7High 😊Good
Sunday UV 6,0High Unavailable
Monday UV 7,0High Unavailable
Hourly UV index today
12:00 PMUV 11,6 1:00 PMUV 10,4 2:00 PMUV 7,1 3:00 PMUV 3,9 4:00 PMUV 1,8 5:00 PMUV 0,7 6:00 PMUV 0,0 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Extreme UV risk

Avoid direct sun around midday. Use SPF 50+ sunscreen, a hat, protective clothing and sunglasses.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Stay hydrated

Drink water regularly, especially during physical activity or prolonged sun exposure. High humidity can make it feel hotter.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Kalapana

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 2:00 PM 5:00 PM 8:00 PM 11:00 PM Tomorrow 2:00 AM 5:00 AM 8:00 AM 11:00 AM Tomorrow 2:00 PM 5:00 PM 8:00 PM 11:00 PM Thursday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Thursday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Friday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Friday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Saturday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Saturday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Sunday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Sunday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Monday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Tuesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Wednesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Thursday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Friday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Saturday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Sunday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Monday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Tuesday 2:00 AM 8:00 AM 2:00 PM 8:00 PM Wednesday 2:00 AM
Sustained wind Max gusts
NIGHT SKY · KALAPANA, HAWAII

Tonight's Stargazing & Shooting Stars

Local night-sky conditions and meteor activity for Jasper.

28/100Best-hour score
No good viewing window tonight Astronomical darkness exists, but current sky conditions are unfavorable.
Cloud cover 100% Real hourly forecast for the best viewing hour.
Moonlight 90% Waxing Gibbous · Moon below the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant 70° high at the best hour.
Estimated visible meteors Poor visibility Meteor activity may occur above the clouds, but local viewing conditions are not suitable.
Chance ≥1 meteor in 30 minNot meaningful
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Kalapana were last refreshed today at 11:59 AM. The current forecast period extends through 28/09/2026 at 8:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.