Flood risk snapshot · Kahaluu-Keauhou, HI

More for Hawaii: Highest flood risk cities · Hawaii live outlook

Current risk outlook

Flooding and heavy rain risk for Kahaluu-Keauhou, HI.

Live conditions updated just now. Refreshes every 5–40 minutes.

This view focuses on street flooding, ponding in low-lying areas, and how heavy rain tends to behave around this city.

Live risk outlook

LOW

Low

Next 6–24 hours: Today: Low (18/100) · Rain 10% · Max wind 3 to 7 mph.

No active local alerts at this moment.

Sources: NOAA, NWS, SPC, NHC, FEMA, USGS.

Historical risk score

Long-term baseline derived from historical hazard activity.

38

/ 100

Flood risk score38/100

For typical homes located in Kahaluu-Keauhou, HI.

Baseline context

FEMA NFHL flood zones: 6 features intersect this tile.

Local historical hazard map

Kahaluu-Keauhou, HI

Historical baseline tiles

Click a tile to update scores. These layers show long-term historical baseline risk, not live warnings or short-term forecast risk.

Live flood alerts & official forecast (NWS)

Forecast office: HFO · radar PHKM

Flood intelligence snapshot

FEMA flood zones (NFHL)

Dominant zone: AE (69% of features)

SFHA share: 71% (feature-weighted)

NFHL features in tile: 2000

Tile risk label: Elevated

Source: FEMA NFHL (MapServer).

Nearest river gauge (USGS)

No nearby USGS gauges reporting right now.

Source: USGS NWIS (instant values).

Soil saturation (model)

Soil moisture: 0% volumetric

Last 24h rain: 0.07 in

Updated: local time

Source: Open-Meteo soil model (proxy).

5-day flood & rain outlook

Today

LOW

Rain chance: 10%

Max wind: 3 to 7 mph

Risk score: 18/100

Tomorrow

LOW

Rain chance: 13%

Max wind: 3 to 7 mph

Risk score: 18/100

Tue

LOW

Rain chance: 34%

Max wind: 5 mph

Risk score: 25/100

Wed

LOW

Rain chance: 34%

Max wind: 1 to 6 mph

Risk score: 25/100

Thu

LOW

Rain chance: 34%

Max wind: 3 mph

Risk score: 25/100

Outlook blends NWS forecast, WPC QPF totals, and Excessive Rainfall Outlook categories.

Historical flooding exposure

Local flood data facts

NFHL features in this tile2000
Dominant FEMA zoneAE (69%)
SFHA share of features71%
Soil moisture (topsoil)0% · 0.07 in rain

Data from FEMA NFHL, USGS gauges, and Open-Meteo soil moisture.

Historical flooding exposure in Kahaluu-Keauhou

  • Lowest-lying streets and drainage chokepoints tend to flood first during heavy rain.
  • Long-duration rainfall can raise ponding risk even without a named storm.
  • Local elevation and canal/river networks can amplify or reduce flood impacts.

Flood & storm risk FAQs for Kahaluu-Keauhou

Does Kahaluu-Keauhou flood often?

Flooding risk depends on elevation, drainage, and rainfall intensity. This model summarizes localized flood patterns from public datasets.

What causes street flooding without a storm surge?

Short bursts of heavy rain can overwhelm drains; longer events can saturate soils and keep water standing even after rain ends.