Cahaba River Near Hoover Flow Report
As of August 30, 2026, Cahaba River Near Hoover is flowing at 22 cfs with a gage height of 2.63 ft, receding 37% over the past 24 hours. Source: USGS gauge #02423496, refreshed throughout the day.
Cahaba River Near Hoover at a glance
Live reading, 10-day trend, and the key gauge stats — how Cahaba River Near Hoover is running right now.
Cahaba River Near Hoover is flowing at 22 cfs, with the water sitting 2.63 ft at the gage. Flow is down 37% since yesterday as the gauge recedes.
This is USGS gauge #02423496 in Alabama. Over the past 10 days the average has been 89 cfs, peaking at 638 cfs.
For real-time updates and historical context, see the realtime view or the historical comparison. Browse other gauges in the Alabama flow report, or open Cahaba River Near Hoover on the interactive map.
Streamgage details
Historical Data
Streamflow Forecast
Over the next 5 days, Cahaba River Near Hoover is expected to recede from today's 22 cfs, toward roughly 15 cfs by 2026-09-04 (likely range 4-61 cfs) -- running well below the seasonal normal.
Powered by PULSE — Snoflo’s forecast engine, trained on this gauge’s full record of storms, snowmelt, and dry spells.
Forecast vs seasonal normal
Engineering Data
Flow-duration statistics and observed peak-flow context computed from this gauge’s complete daily record (USGS #02423496).
Flow-duration & observed peak context
Estimate flows at an ungauged site
Drainage-area ratio transfer from this gauge . Most reliable for hydrologically similar sites in the same watershed with area ratios between roughly 0.5 and 1.5.
Percentiles are flow-duration values computed from this gauge’s observed daily record as archived by Snoflo. Return periods are Weibull plotting-position estimates from observed annual maxima, provided as general reference context only. Always verify against official USGS NWIS records. Part of Snoflo for Engineering.
How does this compare to past years?
Year-over-year overlay, annual peak discharge, the full distribution of daily flows on record, and the gauge's rating curve.
Weather Forecast
Next 5 days, hour by hour
Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.
5-day forecast table
Every 3 hours, broken out across temperature, snow, rain, humidity, and wind.
| Time | Condition | Temp (°F) | Snow (in) | Rain (in) | Humidity (%) | Wind (mps) | Wind dir |
|---|---|---|---|---|---|---|---|
| Loading detailed forecast… | |||||||
15-day forecast
Daily temperatures, snow, and rain projected over the next two weeks.
Cahaba River Near Hoover
The Cahaba River's flow is influenced by several factors, including rainfall and runoff from surrounding watersheds. The river has several tributaries, including Shades Creek and Village Creek, and is also impounded by several dams. Seasonally, the river experiences higher flows in the spring due to increased rainfall and snowmelt, while summer months tend to have lower flows. An interesting fact about the Cahaba River is that it is home to several rare and endangered species, such as the Cahaba lily and the painted rocksnail, making it a unique and important ecosystem to protect.
Nearby streamflow levels
Cross-check Cahaba River Near Hoover's discharge against nearby gauges to spot whether the change here is local or regional.
| Gauge | Streamflow |
|---|---|
| Cahaba River Near Hoover | 22 cfs |
| Cahaba River Near Acton Al | 23 cfs |
| Cahaba Valley Creek At Cross Creek Rd At Pelham | 7 cfs |
| Cahaba River Near Cahaba Heights Al | 7 cfs |
| Little Cahaba River At Cah Bea Rd Near Cahaba Hts Al | 66 cfs |
| Cahaba River Near Helena Al | 50 cfs |
Plan a trip
Reservoirs, boat launches, river runs, and fishing spots within driving distance of Cahaba River Near Hoover.
Boat launches
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River levels & flood safety
- Read the level before you go
- A river that's runnable at one flow can be deadly at another. Check current discharge and gage height — like the values shown above — against the flood-stage thresholds, and remember levels can spike fast after rain or a dam release.
- Respect cold water
- Snowmelt rivers run cold even in summer. Sudden immersion triggers cold-water shock and saps strength within minutes. Wear a PFD, dress for the water temperature (not the air), and never wade or paddle alone.
- Watch for swiftwater hazards
- Strainers (downed trees), undercut rocks, and low-head dams are the deadliest features on moving water. High, fast, muddy water hides them. If in doubt, scout from shore and portage.
- Mind flash floods & releases
- Narrow canyons can flood from a storm miles upstream, and dam-controlled reaches can rise without warning. Know the forecast, the release schedule, and your exit before you launch.
Track Cahaba River Near Hoover in the Snoflo app
Save this gauge as a favorite, set push alerts when streamflow crosses a threshold (e.g. "alert me when Cahaba River Near Hoover crosses 5,000 cfs"), and Snoflo's iOS app will push the moment USGS reports the crossing.
About Cahaba River Near Hoover
What is the Cahaba River Near Hoover flow rate right now?
As of August 30, 2026, Cahaba River Near Hoover is flowing at 22 cfs. The live value, gage height, and 24-hour trend are shown at the top of this page.
Is the Cahaba River Near Hoover running high or low right now?
Check the percent of median figure on this page: above 100% means Cahaba River Near Hoover is running higher than normal for the date, below 100% means lower. The 24-hour trend shows whether it's rising or falling.
Where does the streamflow data for Cahaba River Near Hoover come from?
Discharge, gage height, and water temperature come directly from the USGS streamflow gauge 02423496. Snoflo refreshes the time series throughout the day. Forecasts come from the NOAA / yr.no feed Snoflo's iOS app uses.
How often is the report updated?
USGS gauges report continuously (typically every 15 minutes). Snoflo pulls fresh values throughout the day — look for the "as of" timestamp on the streamflow hero card.
What's the difference between discharge and gage height?
Discharge (cubic feet per second, or cfs) is the volume of water flowing past the gauge each second. Gage height is how high the water sits at the gauge (feet). They're related by a rating curve specific to each gauge — higher water means more flow, but the exact ratio depends on channel shape.
How is "percent of median" calculated?
Today's discharge is compared to the historical median discharge on this calendar day across the gauge's full record. 100% = right on median; 200% = a very high year; 30% = a drought-level low.
What are flood stages, and is this river safe right now?
Flood stages are NWS-defined gage-height thresholds — Action, Minor, Moderate, Major — marking when nearby roads or floodplains start to be affected. "Safe" depends on your activity and skill: a level that's a fun paddle for an expert can be lethal for a wader. Always check the current level against the thresholds above and the safety links, and when in doubt, stay off the water.
Can I get alerts when Cahaba River Near Hoover rises?
Yes — flow alerts are managed in the Snoflo iOS app. Favorite this gauge, set a streamflow threshold (e.g. "alert me when discharge crosses 5,000 cfs"), and you'll get a push the moment USGS reports the crossing.
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Get the free Cahaba River Near Hoover report — flow alerts, favorites, and history & forecasts, plus the free iPhone app.