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United States / Hawaii / Keauhou Bay

Bite forecast: Keauhou Bay

  • 22 acres
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Best fishing days for the next week

  1. WednesdaySeptember 9weather-based forecast
    45/100medium activity

    Showers: 59–63 °F

Bite calendar

Friday, September 4

Aug 31 – Sep 6
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Bite activity:highmediumlowslow
Based on:weatherseasonal
What is a bite calendar?
CobiaMahi-mahi

Cobia

5/10 · Fair

Hourly activity

0:006:0012:0018:0023:00
Bite activity:highmediumlow

The bite is moderate — fish feed in short bursts. Pressure is dropping — this usually boosts the bite.

Peak bite hours

Best time — 10:00–15:00 (daytime activity).

Tactics

Look for structure — reefs, flats, channel edges; work them slowly near the bottom.

Lures

The water's turning murky — go with bright, noisy lures: trolling spoon or live bait.

Gear

No special gear needed — seasonal clothing will do. Rain is expected — don't forget a rain jacket or a waterproof shell.

Summary

An average day — best chances during peak windows.

How this forecast is calculated

Why this forecast

The computed water temperature is around 60 °F — colder than the 68–84 °F comfort range for Cobia: the fish conserves energy and takes more cautiously.

Computed water temperature by month; the green band is the 68–84 °F comfort rangecomfort 68–84 °F60 °F
JFMAMJJASOND

Cobia feeds by day — between sunrise and sunset; their times are in the sun-and-moon card above.

The day: daylight hours and when Cobia feeds0:0012:0024:00

Pressure is flat: it moves no more than 0.03 inHg over the day, so the weather isn't shifting today's bite.

Pressure through the day, 0.03 inHg change
00:00 · 29.9923:00 · 29.97 inHg

One more input — the moon's feeding windows: within their hours the score sits higher than across the rest of the day. The window times are in the “Solunar feeding periods” card below.

Feeding windows on the day scale0:0012:0024:00

September is an active season for Cobia here.

JFMAMJJASOND

These are the same values the bite curve above was computed from. How the forecast works

Tides

  • Low water01:301.2 ft
  • High water10:153.1 ft
0:006:0012:0018:0023:000:006:0012:0018:0023:00
Sea level height by hour
00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
1.3 ft1.2 ft1.2 ft1.3 ft1.5 ft1.8 ft2.2 ft2.5 ft2.8 ft3.0 ft3.1 ft3.1 ft2.9 ft2.7 ft2.4 ft2.1 ft1.9 ft1.8 ft1.7 ft1.7 ft1.7 ft1.7 ft1.6 ft1.6 ft

Open-Meteo tide model, grid point 1.4 mi away

Water

Water temp.
83 °F
In the model
60 °F
Wave
4.5 ft
Period
11 s

Open-Meteo Marine model, grid cell 1.4 mi from the waterbody. Values are daily means.

4 SepFriday, September 4
+66°

Drizzle · feels like +70°

Low / high
+57°…+66°
Precipitation
0.00 in
Wind
9 mph W
Cloud cover
48%
Humidity
88%
Pressure
29.95 inHg
00:00+60°—2 mphsouth wind, 2 mph84%20%
01:00+59°—2 mphsouth wind, 2 mph81%13%
02:00+59°—3 mphsoutheast wind, 3 mph75%9%
03:00+59°—3 mphsoutheast wind, 3 mph72%9%
04:00+58°—3 mphsoutheast wind, 3 mph72%11%
05:00+58°—2 mphsoutheast wind, 2 mph73%5%
06:00+57°—2 mphsoutheast wind, 2 mph73%3%
07:00+60°—3 mphsouth wind, 3 mph66%1%
08:00+63°—4 mphsouthwest wind, 4 mph67%3%
09:00+64°—7 mphsouthwest wind, 7 mph70%6%
10:00+65°—8 mphwest wind, 8 mph77%4%
11:00+66°—10 mphwest wind, 10 mph86%3%
12:00+66°0.00 in9 mphwest wind, 9 mph88%48%
13:00+65°0.00 in9 mphwest wind, 9 mph92%46%
14:00+64°0.00 in9 mphwest wind, 9 mph95%95%
15:00+63°0.00 in7 mphwest wind, 7 mph96%98%
16:00+62°0.00 in6 mphwest wind, 6 mph94%97%
17:00+62°—5 mphwest wind, 5 mph92%45%
18:00+60°—5 mphsouthwest wind, 5 mph96%48%
19:00+58°—5 mphsouthwest wind, 5 mph99%95%
20:00+58°—5 mphsouth wind, 5 mph97%2%
21:00+58°—4 mphsouth wind, 4 mph88%0%
22:00+59°—2 mphsouth wind, 2 mph84%0%
23:00+58°—2 mphsoutheast wind, 2 mph82%0%
+66°+61°+57°
Weather throughout the day
0:006:0012:0018:0023:00

Sun and moon

Friday, September 4
The day: daylight and the hours the moon is above the horizon. Local time0:0012:0024:00
DaylightMoon above the horizon
Sunrise
06:07
Sunset
18:34
Day length
12 h 27 min
Sunshine hours
11 h 46 min
UV index
9
very high
Moon
Last quarter
Moonrise
—
Moonset
13:31

The day is 1 min shorter than yesterday.

Sunshine hours count direct sun only — cloud cover cuts it, so it is shorter than daylight.

Solunar feeding periods

+12% in the windowFriday, September 4
Feeding windows on the day scale, local time0:0012:0024:00
Major periodsMinor periods
  • Major05:29–07:29Moon overhead
  • Minor13:01–14:01Moonset
  • Major18:00–20:00Moon underfoot

The windows are set by the moon's transit and rise, and the forecast above already accounts for them: within these hours the bite score sits higher than across the rest of the day, while the day's overall level still comes from the catch-calibrated model.

What are solunar periods?

Nearby water bodies

  • BayHeʻeia Bay0.2 mi
  • BayKeawekāheka Bay5 mi
  • LakeHonokōhau Small Boat Harbor8 mi
  • PondAimakapa Fish Pond9 mi

Keauhou Bay (Hawaii) — a spot well known among anglers. About 9 ha in area. The town of Kailua-Kona is nearby. A coastal water: the bite here is modelled for the sea, not for a river or a lake. Here you'll find a bite prediction — when fish are active and which hours give the best chances, adjusted for weather and pressure.

Saturday
September 5
weather-based forecast
43/100medium activity

Cloudy: 54–66 °F

  • SundaySeptember 6weather-based forecast
    43/100medium activity

    Drizzle: 55–64 °F

  • Nearby towns

    • Kailua-Kona6 mi