Observed 2:55 AM HST at PHSF

Captain Cook, HI weather

Clear and 52°11°.

Forecasts agree

Now 52°11°

Clear

Wind: Calm; Light through 3 PM
Dew point: 40°5°; Comfortable · up to 62°17° by 4 AM (sticky)
UV index: 0Low; High 11 AM–4 PM · peak 8
Pressure: 30.29 inHg1026 hPa; Falling slowly · −0.02 inHg−0.7 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Above 70°21° today by 9 AM
High 82°28° today at noon

TonightNear 67°19° · Partly cloudy
This morningUp to 80°27° by 11 AM · Partly cloudy
This afternoonDown to 77°25° by 5 PM · Mostly cloudy
TonightDown to 68°20° by 3 AM · Mostly cloudy
Tomorrow morningUp to 80°27° by 11 AM · Mostly cloudy
Tomorrow afternoonDown to 77°25° by 5 PM · Mostly cloudy
Tomorrow nightDown to 69°21° by midnight · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 3a	Partly cloudy	67°19° (likely 65°18° to 70°21°)	67°19°	0%	2 mph3 km/h from E, gusts 6 mph10 km/h	84%	50%	0
Sat 4a	Partly cloudy	67°19° (likely 65°18° to 70°21°)	67°19°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	82%	29%	0
Sat 5a	Partly cloudy	67°19° (likely 66°19° to 70°21°)	67°19°	0%	3 mph5 km/h from ESE, gusts 7 mph11 km/h	81%	34%	0
Sat 6a	Partly sunny	67°19° (likely 67°19° to 70°21°)	67°19°	5%	3 mph5 km/h from ESE, gusts 7 mph12 km/h	80%	44%	0
Sat 7a	Partly sunny	67°19° (likely 67°19° to 71°22°)	67°19°	5%	3 mph5 km/h from ESE, gusts 7 mph11 km/h	79%	51%	0
Sat 8a	Partly sunny	69°21° (likely 69°21° to 73°23°)	69°21°	5%	2 mph3 km/h from S, gusts 5 mph9 km/h	73%	61%	1
Sat 9a	Partly sunny	72°22° (likely 72°22° to 76°24°)	72°22°	5%	2 mph3 km/h from S, gusts 6 mph9 km/h	65%	65%	3
Sat 10a	Partly sunny	77°25° (likely 76°24° to 77°25°)	77°25°	5%	2 mph3 km/h from S, gusts 6 mph10 km/h	58%	69%	5
Sat 11a	Partly sunny	80°27° (likely 76°24° to 80°27°)	81°27°	5%	3 mph5 km/h from SW, gusts 7 mph12 km/h	52%	69%	6
Sat 12p	Partly sunny	82°28° (likely 77°25° to 82°28°)	83°28°	5%	3 mph5 km/h from SW, gusts 8 mph13 km/h	50%	64%	8
Sat 1p	Partly sunny	82°28° (likely 77°25° to 82°28°)	83°28°	5%	3 mph5 km/h from SW, gusts 8 mph13 km/h	50%	63%	7
Sat 2p	Partly sunny	82°28° (likely 76°24° to 82°28°)	83°28°	5%	3 mph5 km/h from SW, gusts 8 mph14 km/h	51%	61%	7
Sat 3p	Partly sunny	82°28° (likely 75°24° to 82°28°)	83°28°	5%	3 mph5 km/h from SW, gusts 8 mph13 km/h	52%	65%	6
Sat 4p	Partly sunny	80°27° (likely 74°23° to 80°27°)	82°28°	5%	3 mph5 km/h from SW, gusts 7 mph12 km/h	56%	70%	3
Sat 5p	Cloudy	77°25° (likely 73°23° to 77°25°)	77°25°	5%	2 mph3 km/h from SSE, gusts 7 mph11 km/h	63%	76%	1
Sat 6p	Cloudy	74°23° (likely 70°21° to 74°23°)	74°23°	5%	2 mph3 km/h from SSE, gusts 6 mph9 km/h	71%	84%	0
Sat 7p	Partly cloudy	71°22° (likely 68°20° to 71°22°)	71°22°	5%	2 mph3 km/h from SSE, gusts 5 mph9 km/h	79%	86%	0
Sat 8p	Partly cloudy	70°21° (likely 68°20° to 71°22°)	70°21°	5%	3 mph5 km/h from ESE, gusts 5 mph8 km/h	83%	83%	0
Sat 9p	Partly cloudy	70°21° (likely 68°20° to 71°22°)	70°21°	5%	3 mph5 km/h from ESE, gusts 5 mph8 km/h	82%	81%	0
Sat 10p	Partly cloudy	70°21° (likely 68°20° to 72°22°)	70°21°	5%	3 mph5 km/h from ESE, gusts 6 mph9 km/h	81%	72%	0
Sat 11p	Partly cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	5%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	80%	70%	0
Sun 12a	Cloudy	69°21° (likely 67°19° to 71°22°)	69°21°	5%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	79%	73%	0
Sun 1a	Partly cloudy	69°21° (likely 68°20° to 70°21°)	69°21°	5%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	79%	87%	0
Sun 2a	Cloudy	69°21° (likely 68°20° to 70°21°)	69°21°	5%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	79%	91%	0
Sun 3a	Partly cloudy	68°20° (likely 68°20° to 70°21°)	68°20°	5%	2 mph3 km/h from ESE, gusts 6 mph9 km/h	78%	84%	0
Sun 4a	Partly cloudy	68°20° (likely 67°19° to 70°21°)	68°20°	5%	2 mph3 km/h from ESE, gusts 6 mph10 km/h	77%	89%	0
Sun 5a	Partly cloudy	68°20° (likely 66°19° to 70°21°)	68°20°	5%	2 mph3 km/h from W, gusts 7 mph11 km/h	76%	84%	0
Sun 6a	Partly sunny	68°20° (likely 68°20° to 70°21°)	68°20°	0%	2 mph3 km/h from W, gusts 7 mph11 km/h	74%	74%	0
Sun 7a	Partly sunny	68°20° (likely 68°20° to 70°21°)	68°20°	0%	2 mph3 km/h from W, gusts 7 mph12 km/h	73%	65%	0
Sun 8a	Partly sunny	70°21° (likely 70°21° to 72°22°)	70°21°	0%	1 mph2 km/h from W, gusts 6 mph10 km/h	68%	56%	1
Sun 9a	Partly sunny	73°23° (likely 72°22° to 76°24°)	73°23°	0%	1 mph2 km/h from W, gusts 6 mph10 km/h	62%	55%	3
Sun 10a	Partly sunny	77°25° (likely 74°23° to 77°25°)	77°25°	0%	1 mph2 km/h from W, gusts 8 mph12 km/h	55%	64%	5
Sun 11a	Partly sunny	80°27° (likely 74°23° to 80°27°)	81°27°	0%	5 mph8 km/h from W, gusts 8 mph14 km/h	50%	65%	6
Sun 12p	Partly sunny	82°28° (likely 75°24° to 82°28°)	82°28°	5%	5 mph8 km/h from W, gusts 9 mph15 km/h	48%	59%	7
Sun 1p	Partly sunny	82°28° (likely 76°24° to 82°28°)	83°28°	5%	5 mph8 km/h from W, gusts 10 mph16 km/h	49%	66%	7
Sun 2p	Cloudy	82°28° (likely 75°24° to 82°28°)	83°28°	5%	5 mph8 km/h from W, gusts 10 mph17 km/h	49%	67%	7
Sun 3p	Cloudy	82°28° (likely 75°24° to 82°28°)	83°28°	5%	5 mph8 km/h from W, gusts 9 mph15 km/h	49%	65%	6
Sun 4p	Partly sunny	80°27° (likely 74°23° to 80°27°)	81°27°	5%	5 mph8 km/h from W, gusts 8 mph13 km/h	52%	65%	4
Sun 5p	Partly sunny	77°25° (likely 72°22° to 77°25°)	77°25°	5%	3 mph5 km/h from S, gusts 6 mph10 km/h	57%	58%	2
Sun 6p	Partly cloudy	74°23° (likely 70°21° to 74°23°)	74°23°	10%	3 mph5 km/h from S, gusts 4 mph7 km/h	62%	62%	0
Sun 7p	Partly cloudy	71°22° (likely 68°20° to 71°22°)	71°22°	10%	3 mph5 km/h from S, gusts 4 mph6 km/h	67%	64%	0
Sun 8p	Partly cloudy	70°21° (likely 68°20° to 71°22°)	70°21°	10%	3 mph5 km/h from S, gusts 5 mph8 km/h	69%	60%	0
Sun 9p	Partly cloudy	70°21° (likely 68°20° to 71°22°)	70°21°	10%	3 mph5 km/h from S, gusts 7 mph12 km/h	69%	31%	0
Sun 10p	Partly cloudy	70°21° (likely 68°20° to 70°21°)	70°21°	10%	3 mph5 km/h from S, gusts 9 mph15 km/h	69%	36%	0
Sun 11p	Partly cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	10%	3 mph5 km/h from S, gusts 11 mph18 km/h	69%	28%	0
Mon 12a	Mostly clear	69°21° (likely 67°19° to 70°21°)	69°21°	0%	3 mph5 km/h from S, gusts 11 mph18 km/h	71%	13%	0
Mon 1a	Mostly clear	69°21° (likely 67°19° to 70°21°)	69°21°	0%	3 mph5 km/h from S, gusts 10 mph16 km/h	73%	32%	0
Mon 2a	Mostly clear	69°21° (likely 67°19° to 70°21°)	69°21°	0%	3 mph5 km/h from S, gusts 9 mph14 km/h	76%	42%	0

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Partly sunny. High 82°28°, low 67°19°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 69°21°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 82°28°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 70°21°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 68°20°
  Dry
Official NWS forecast
Today: Mostly sunny. High near 82, with temperatures falling to around 77 in the afternoon. South southeast wind around 3 mph.
Tonight: Partly cloudy, with a low around 67. East southeast wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
77°25°–82°28°
Low, likely
65°18°–69°21°
Wind
8 mph13 km/h, gusts 16 mph25 km/h
UV peak
8
Tomorrow, Oct 25. Cloudy. High 82°28°, low 68°20°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 70°21°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 82°28°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 70°21°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 68°20°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 82. Southwest wind 1 to 5 mph.
Night: Partly cloudy, with a low around 68. South southwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
76°24°–82°28°
Low, likely
66°19°–69°21°
Wind
8 mph13 km/h, gusts 19 mph30 km/h
UV peak
7
Monday, Oct 26. Partly sunny. High 82°28°, low 69°21°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 72°22°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 70°21°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 70°21°
  30% chance · 0.02 in0.4 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 82. West southwest wind around 3 mph.
Night: Scattered rain showers. Mostly cloudy, with a low around 69. South wind around 5 mph. Chance of precipitation is 40%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–82°28°
Low, likely
66°19°–69°21°
Wind
7 mph12 km/h, gusts 18 mph28 km/h
UV peak
7
Tuesday, Oct 27. Thunderstorms. High 81°27°, low 69°21°. Storms 0.54 in14 mm, 80% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 72°22°
  40% chance · 0.04 in1 mm
2. Afternoon
  noon–6 PM
  Drizzle, 74°23°
  60% chance · 0.16 in4.1 mm
3. Evening
  6 PM–midnight
  Drizzle, 70°21°
  60% chance · 0.35 in8.9 mm
4. Overnight
  midnight–6 AM
  Rain, 69°20°
  60% chance · 0.4 in10 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Scattered rain showers before noon, then showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 81. South southwest wind 5 to 9 mph. Chance of precipitation is 80%.
Night: A chance of showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 69. South wind 8 to 12 mph. Chance of precipitation is 70%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–81°27°
Low, likely
68°20°–70°21°
Wind
11 mph18 km/h, gusts 28 mph44 km/h
UV peak
7
Wednesday, Oct 28. Thunderstorms. High 81°27°, low 70°21°. Storms 1.4 in34 mm, 80% chance. Mostly agree.
1. Morning
  6 AM–noon
  Rain, 70°21°
  60% chance · 0.57 in15 mm
2. Afternoon
  noon–6 PM
  Drizzle, 72°22°
  60% chance · 0.29 in7.3 mm
3. Evening
  6 PM–midnight
  Drizzle, 72°22°
  60% chance · 0.06 in1.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 70°21°
  50% chance · 0.05 in1.4 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Frequent showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 81. South wind 5 to 8 mph. Chance of precipitation is 80%.
Night: Showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 70. South southwest wind around 5 mph. Chance of precipitation is 70%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–81°27°
Low, likely
67°19°–70°21°
Wind
20 mph32 km/h, gusts 38 mph62 km/h
UV peak
6
Thursday, Oct 29. Thunderstorms. High 81°27°, low 70°21°. Storms 0.32 in8.1 mm, 60% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 72°22°
  40% chance · 0.07 in1.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 75°24°
  50% chance · 0.19 in4.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 71°22°
  40% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 70°21°
  30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Scattered rain showers before noon, then showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 81. Southwest wind 1 to 5 mph. Chance of precipitation is 60%.
Night: Showers and thunderstorms likely. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 70. West northwest wind around 2 mph. Chance of precipitation is 60%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–81°27°
Low, likely
68°20°–70°21°
Wind
11 mph18 km/h, gusts 26 mph41 km/h
UV peak
4
Friday, Oct 30. Showers. High 81°27°, low 70°21°. Rain 0.08 in2 mm, 50% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 73°23°
  30% chance
2. Afternoon
  noon–6 PM
  Drizzle, 76°24°
  30% chance · 0.07 in1.7 mm
3. Evening
  6 PM–midnight
  Cloudy, 72°22°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 71°21°
  30% chance · 0.02 in0.5 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Scattered rain showers. Partly sunny, with a high near 81. Northwest wind 1 to 6 mph. Chance of precipitation is 50%.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
74°23°–81°27°
Low, likely
68°20°–71°22°
Wind
12 mph20 km/h, gusts 27 mph44 km/h
UV peak
7
Saturday, Oct 31. Drizzle. High 75°24°, low 70°21°. Rain 0.11 in2.8 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 72°22°
  20% chance · 0.03 in0.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 75°24°
  20% chance · 0.06 in1.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 71°22°
  20% chance · 0.04 in0.9 mm
4. Overnight
  midnight–6 AM
  Drizzle, 70°21°
  20% chance · 0.08 in2 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–77°25°
Low, likely
69°21°–70°21°
Wind
18 mph29 km/h, gusts 34 mph55 km/h
UV peak
5
Sunday, Nov 1. Drizzle. High 75°24°, low 69°21°. Rain 0.21 in5.3 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 71°22°
  20% chance · 0.08 in2.1 mm
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 70°21°
  20% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 69°20°
  20% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–78°26°
Low, likely
69°21°–70°21°
Wind
16 mph26 km/h, gusts 32 mph52 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 73°23°, low 68°20°. Rain 0.02 in0.5 mm, 30% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Partly sunny, 71°22°
  20% chance
2. Afternoon
  noon–6 PM
  Drizzle, 74°24°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 69°21°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
72°22°–74°23°
Low, likely
67°19°–69°21°
Wind
8 mph12 km/h, gusts 23 mph37 km/h
UV peak
6

10 days15 days30 days

The outlook

Today
Dry, high 82°, low 67°.
Tomorrow
Dry, high 82°, low 68°.
Monday
Dry, high 82°, low 69°.
Rest of week
Highs 73–81°; chance of precipitation on Tuesday, Wednesday, Thursday, Friday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (HFO) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Waiaha Stream near Holualoa

10 mi

Below flood stage

Level: 1.0 ft

Reading from Sat 2:35 AM · NWS gauge page

Sun & moon

Sun

Daylight: 11 h 33 min; Losing 1 min 1 s a day; shortest Dec 21, 35 min less
Golden hour: 5:24–6:07 PM; Morning 6:07–6:51 AM
Blue hour: 6:07–6:16 PM; Morning 5:58–6:07 AM; first light 5:58 AM

Stars tonight? Poor

Clouds most of the night (about 37% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 4:55 AM · rises 4:54 PM
Full moon: Oct 25
New moon: Nov 8

Looking east from Captain Cook. The highest point on the skyline is about 13,600 ft, 19 mi away.Skyline from USGS elevation data, heights drawn up to 3× taller. Sky, sun and moon as they are now.

Captain Cook, HI weather

Next 2 hours