Waimanalo Stream near Waimanalo, HI
River level and flood forecast · Honolulu County
Normal7.1 ftas of Mon 5:25 PM
The river is 4.9 ft below flood stage (12 ft).
Flow: 10 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 1 PM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Waimanalo Stream near Waimanalo to flood, when it floods, and when it's over.
Flood stages
| Flood stage | 12 ft |
What floods at each level
From the National Weather Service, highest first.
- 13 ftAdjacent agricultural lands inundated. Also, nearby ungaged Kahawai Stream and Inoaole Stream will likely be overflowing. Inoaole Stream will easily inundate Hihimanu St. at a low water crossing. There are also several small unnamed drainages crossing Waikupanaha St. that may be flooding the road.
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (WLSH1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.