Active Oahu
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Around Active Oahu
Source: USGS GNIS · Public land: USGS PAD-US
Typical flow by month
1913 to 2026
The water at Active Oahu typically runs highest in February, at a median 4.1 cfs, and lowest in September, at 1.9 cfs. The highest flow on record for any single day is 518 cfs, in 1988.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 4.0 | 2.6 to 6.7 |
| February | 4.1 | 2.8 to 7.0 |
| March | 3.9 | 2.6 to 6.9 |
| April | 3.5 | 2.6 to 6.0 |
| May | 3.3 | 2.3 to 5.0 |
| June | 2.5 | 2.0 to 3.3 |
| July | 2.2 | 1.8 to 3.0 |
| August | 2.1 | 1.5 to 2.7 |
| September | 1.9 | 1.4 to 2.5 |
| October | 2.0 | 1.4 to 3.0 |
| November | 2.6 | 1.6 to 4.5 |
| December | 3.3 | 2.0 to 5.3 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 69 years of record. Statistics published by the US Geological Survey for Makawao Str nr Kailua, Oahu, HI (site 16254000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Current conditions
Today · Fri
47Maybe/ 100
Wind 13 kt · 69% chance of rain
DrizzleHigh 80°F, low 75°FRain 69%Wind 13 kt, gusts 30
Streamflow
8.8 cfs
Much above normal (95th)
Water level
7.09 ft
Air quality
23 Good
SAND ISLAND 2 - ANUENUE FISHERIES monitor, 16 km
National Weather ServiceBelow flood stage
Flood stage 14.3 ft. NWS reads 7.1 ft here.
Tides
Rising
High 1.7 ft at 12:05 PM
Predicted at MOKU O LOE, 7 km away.
Get a 2027 tide calendar for this stationForecast from Open-Meteo global models (NOAA & ECMWF). Flood stages and forecasts: NOAA National Weather Service. Air quality: Hawaii State Dept. of Health via EPA AirNow. Preliminary data, not verified. Tide predictions: NOAA CO-OPS, feet above mean lower low water.
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