Kainaliu ScanKXXH1
At a river or reservoir gauge/3.1 mi away/1,364 ft/304 ft below here
temp, wind, gust, humidity, pressure
Now. Captain Cook is 74° and mostly cloudy at 7 PM. The dew point is 66°, so the air feels oppressive. Light breeze from the east-northeast at 5 mph.
Today and tonight. Tonight falls to about 69° by 5 AM, under a mostly clear sky.
The week. Highs stay close to 83° all week. Rain is possible tomorrow (31%).
The sky now. The Moon is a waxing crescent, 26% lit, and sets at 9:57 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 43 minutes long, 1 minute shorter than yesterday.
As of 7:00 PM in Captain Cook, Hawaii.
Air quality
Index 16, good, led by fine particles. Read at 6 PM from its reporting area, Waikoloa (HI), 32 miles off.
Yesterday measured 21, good.
F
Now, today, and the week
On the radar over Captain Cook, HawaiiReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
The 6 instruments nearest Captain Cook, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.5 miles away.
measured now4 instruments
Kainaliu ScanKXXH1
At a river or reservoir gauge/3.1 mi away/1,364 ft/304 ft below here
temp, wind, gust, humidity, pressure
KainaliuS2096
At a soil climate station/3.1 mi away/1,364 ft/304 ft below here
temp, humidity, soil temp, soil moisture
At an airfield/19.2 mi away/43 ft/1,625 ft below here
temp, wind, gust, visibility, precip, pressure
Mauna Loa 5 NNE21514
At a climate reference station/22.2 mi away/11,179 ft/9,511 ft above here
temp, humidity, wind, solar, precip
measured daily2 instruments
Capt.CookKLAH1
At a cooperative observer's station/0.5 mi away/1,465 ft/203 ft below here
snowfall, snow depth, precip, high, low
Kealakekua 2.6 SWHI-HI-112
In a volunteer observer's own ground/1.3 mi away/1,961 ft/293 ft above here
precip, snowfall, snow depth
Station report
The nearest airport reporting now, 19.2 mi from Captain Cook, Hawaii. From its report of Oct 15, 2026, 6:34 PM local time: 3 of its 6 sheets.
A few clouds at 2,700 ft, overcast at 10,000 ft; the ceiling is 10,000 ft; visibility 10 mi or more.
82.0 F with a dew point of 72.0 F, 72 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 2,300 ft up; the lowest cloud reported is at 2,700 ft.
From the south (190 degrees) at 5 mph: force 2, a light breeze on the Beaufort scale. The strongest gust today was 25 mph.
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Snow on the ground
20 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.