Local brief
Flood Warning: North Central Clay County in northeastern Florida... Southwestern Duval County in northeastern Florida.. — Clay County, FL (Hurricane Isaias)
A National Weather Service Flood Warning is in effect in Clay County, Florida, after Hurricane Isaias's rain: North Central Clay County in northeastern Florida... Southwestern Duval County in northeastern Florida... Turn around, don't drown.
One river or areal Flood Warning covers part of Clay County, Florida (NWS, as of 10:47 PM PT, Oct. 9, 2026). These are slower-rising floods than flash floods, but water can stay high for days.
NWS Jacksonville, Florida Flood Warning, issued 9:08 p.m. PT Oct. 9: North Central Clay County in northeastern Florida... Southwestern Duval County in northeastern Florida... Urban areas and small streams flooding caused by excessive rainfall is expected. When (NWS): Until 11:15 p.m. PT. At 9:07 p.m. PT, Doppler radar indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 2 and 4 inches of rain have fallen. Some locations that will experience flooding include: Jacksonville, Orange Park, Middleburg, Bellair-Meadowbrook Terrace, Normandy, Cecil Field, Ortega, Oakleaf Plantation, Lakeside and Doctors Inlet. Impacts (NWS): Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. It will take several hours for all the water from these storms to work through local drainage systems in urban areas. In effect until 11:15 p.m. PT Fri Oct 9. NWS product: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.affb4dbd4a3a11b3833f068e389242933146cf4c.001.1
Safety, from NWS: "Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles." Move to higher ground if water is rising, never drive or walk into flood water, and be especially cautious at night when it is harder to recognize the dangers of flooding.
Hurricane Isaias, advisory by advisory from the National Hurricane Center: https://noticenearby.com/papers/tropical-storm-isaias-advisory-3-oct-7-2026
Source: National Weather Service Jacksonville, Florida Flood Warnings (FLW/FLS) via api.weather.gov; river forecasts: https://water.noaa.gov. Notice Nearby wrote this brief in its own words from NWS; times shown in Pacific time. More Clay County notices: https://noticenearby.com/fl/clay · Florida hub: https://noticenearby.com/fl
Source: the public notice on this register NN-ENV-fl-clay-flood-warning-isaias-2026-10-09 · National Weather Service Jacksonville FL Flood Warnings.
This is a Notice Nearby local brief — an in-house explainer written from a government-posted notice on this register. It is not official minutes, not a newspaper story, and not Legal Publication.