Mad River Slough, Arcata Bay, Humboldt Bay Sea Conditions table showing wave height, swell direction and period.
High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 06:22 AM and sunset is at 08:07 PM.
Days 1–3 Weather SummaryHeavy rain (total 20mm), heaviest during Thu night. Cool air temperatures (max 11°C on Thu morning, min 7°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Cool air temperatures (max 12°C on Sun morning, min 6°C on Mon night). Wind will be generally light. | Days 7–9 Weather SummaryLight rain (total 9mm), mostly falling on Wed night. Very mild (max 13°C on Wed afternoon, min 6°C on Fri night). Wind will be generally light. | Days 10–12 Weather SummaryMostly dry. Very mild (max 13°C on Sun morning, min 7°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | |||||||||||||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
High Tide | 2:57PM1.75m | 1:52AM2.33m | 3:44PM1.69m | 2:23AM2.33m | 4:36PM1.63m | 3:00AM2.29m | 5:35PM1.58m | 6:39PM1.57m | 7:42PM1.61m | 6:01AM2.03m | 8:37PM1.72m | 7:24AM1.95m | 9:23PM1.87m | 8:45AM1.91m | 10:03PM2.06m | 9:59AM1.91m | 10:41PM2.26m | 11:07AM1.93m | 11:19PM2.44m | 12:10PM1.94m | 11:56PM2.58m | |||||||||||||||
Low Tide | 8:11AM-0.18m | 7:44PM0.87m | 8:49AM-0.23m | 8:17PM0.97m | 9:32AM-0.23m | 8:53PM1.06m | 10:20AM-0.21m | 9:38PM1.13m | 11:15AM-0.18m | 10:41PM1.17m | 12:15PM-0.14m | 00:05AM1.15m | 1:17PM-0.10m | 1:34AM1.01m | 2:16PM-0.05m | 2:51AM0.77m | 3:11PM0.02m | 3:56AM0.45m | 4:01PM0.11m | 4:52AM0.12m | 4:47PM0.24m | 5:43AM-0.19m | 5:32PM0.39m | |||||||||||||
WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 14 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | NW 11 | WNW 10 | WNW 10 | NW 9 | WNW 8 | WNW 10 | WNW 11 | WNW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | WNW 14 | WNW 13 | |
 | |  |  | |  |  |  |  | |  |  | | | | | | | | | | | | | | | | | | | | |  | | | | |
light rain | light rain | mod rain | rain shwrs | rain shwrs | clear | some clouds | cloudy | rain shwrs | some clouds | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | some clouds | rain shwrs | rain shwrs | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | cloudy | some clouds | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
1.0 | 4 | 10 | 3 | 1.0 | — | — | — | 1.0 | — | — | — | — | — | — | — | — | — | — | — | 5 | 2.0 | 1.0 | 1.0 | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 11 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 10 | 12 | 11 | 10 | 10 | 11 | 8 | 10 | 11 | 9 | 12 | 13 | 12 | 10 | 11 | 10 | 10 | 11 | 9 | 10 | 12 | 10 | 13 | 13 | 10 | 11 | 12 | 10 |
Moonrise | — | — | 10:26 | — | — | 11:33 | — | — | — | 12:37 | — | — | 1:33 | — | — | 2:20 | — | — | 2:58 | — | — | 3:30 | — | — | 3:57 | — | — | 4:22 | — | — | 4:46 | — | — | 5:10 | — | — |
Moonset | 7:01 | — | — | 7:35 | — | — | 8:17 | — | — | 9:11 | — | — | 10:15 | — | — | 11:26 | — | — | 12:41 | — | — | 1:57 | — | — | — | 3:13 | — | — | 4:29 | — | — | 5:45 | — | — | 7:03 | — |
 | 6:22 | — | — | 6:20 | — | — | 6:18 | — | — | 6:16 | — | — | 6:16 | — | — | 6:15 | — | — | 6:13 | — | — | 6:11 | — | — | 6:11 | — | — | 6:09 | — | — | 6:09 | — | — | 6:07 | — | — |
 | — | 8:07 | — | — | 8:07 | — | — | 8:08 | — | — | 8:09 | — | — | 8:10 | — | — | 8:12 | — | — | 8:13 | — | — | 8:14 | — | — | 8:15 | — | — | 8:15 | — | — | 8:16 | — | — | 8:17 | — |
Today's sea temperature in Mad River Slough, Arcata Bay, Humboldt Bay is 10.5 °C (Statistics for 25 Apr 1981-2005 – mean: 11.4 max: 13.8 min: 10.3°C) | ||||||||||||||||||||||||||||||||||||
Nearest