Tides Today & Tomorrow in Coos Bay, OR

TIDE TIMES for Friday, July 24, 2026
The tide is currently rising in Coos Bay, OR.
Next low tide (tomorrow) : 5:57 am (0.0 ft)
Next high tide : in 5h 21m at 10:29 pm (6.6 ft)
Sunset today : 8:47 pm
Sunrise tomorrow : 5:58 am
Moon phase : Waxing Gibbous (80% illuminated)
Tide Station Location : Station #9432845
Common Questions About Tides

Coos Bay, OR Tides - Aug 1970

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Sat1:067.12:505.78:09-0.77:572.56:068:39New Moon1Sat
2Sun1:477.13:195.98:42-0.78:352.36:078:38New Moon2Sun
3Mon2:257.03:476.09:13-0.69:122.16:088:37New Moon3Mon
4Tue3:026.84:156.29:41-0.39:491.96:098:35Waxing Crescent4Tue
5Wed3:396.54:416.310:090.010:281.76:108:34Waxing Crescent5Wed
6Thu4:186.15:086.410:350.411:091.56:118:33Waxing Crescent6Thu
7Fri4:595.65:366.511:030.911:551.46:138:32Waxing Crescent7Fri
8Sat5:475.16:066.511:311.56:148:30First Quarter8Sat
9Sun6:464.66:426.612:471.212:042.06:158:29First Quarter9Sun
10Mon8:034.27:296.61:491.012:472.66:168:27First Quarter10Mon
11Tue9:384.28:296.72:590.71:503.06:178:26First Quarter11Tue
12Wed11:064.49:397.04:090.23:143.26:188:25Waxing Gibbous12Wed
13Thu12:094.95:12-0.34:363.26:198:23Waxing Gibbous13Thu
14Fri12:575.46:08-0.85:452.86:208:22Waxing Gibbous14Fri
15Sat1:385.96:57-1.36:452.36:218:20Full Moon15Sat
16Sun12:458.12:176.47:42-1.57:391.76:228:19Full Moon16Sun
17Mon1:408.32:556.98:25-1.58:311.16:248:17Full Moon17Mon
18Tue2:328.13:327.39:05-1.39:220.66:258:16Waning Gibbous18Tue
19Wed3:257.84:107.69:45-0.810:140.26:268:14Waning Gibbous19Wed
20Thu4:197.24:497.810:24-0.111:070.06:278:12Waning Gibbous20Thu
21Fri5:156.45:297.711:050.76:288:11Waning Gibbous21Fri
22Sat6:165.76:127.512:040.011:48 AM1.66:298:09Third Quarter22Sat
23Sun7:275.17:027.11:060.112:372.36:308:08Third Quarter23Sun
24Mon8:534.78:006.82:150.21:392.96:318:06Third Quarter24Mon
25Tue10:304.79:096.53:290.32:593.36:328:04Waning Crescent25Tue
26Wed11:465.010:196.54:390.24:213.36:348:03Waning Crescent26Wed
27Thu12:365.35:380.15:283.06:358:01Waning Crescent27Thu
28Fri1:125.66:270.06:202.76:367:59Waning Crescent28Fri
29Sat12:106.81:425.87:06-0.17:032.46:377:58Waning Crescent29Sat
30Sun12:546.92:096.17:40-0.17:412.06:387:56New Moon30Sun
31Mon1:336.92:346.38:100.08:161.76:397:54New Moon31Mon
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (9432845)

Common Questions About Coos Bay, OR Tides

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What time does the tide turn (slack tide) in Coos Bay, OR today?

Slack tide in Coos Bay, OR is approximately 2:13 am — midway between the next high and low tide, when tidal current is weakest. This is the preferred window for boat crossings, underwater visibility, and fishing in areas with strong currents.

Is this week a spring tide or neap tide in Coos Bay, OR?

Coos Bay, OR is currently in a spring phase. Tonight's moon is 80% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are near their weekly maximum.

What datum are Coos Bay, OR tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Coos Bay, OR?

Tide predictions for Coos Bay, OR come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Coos Bay, OR?

Tide data for Coos Bay, OR is sourced from NOAA Station #9432845. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=9432845.

What is the moon phase in Coos Bay, OR tonight?

Tonight the moon over Coos Bay, OR is Waxing Gibbous (80% illuminated). This places Coos Bay, OR in a spring tide cycle, so tidal ranges are near their weekly maximum this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA