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

Current risk outlook

Flooding and heavy rain risk for Le Grand, CA.

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 (10/100) · Rain 0% · 0.0 in · Max wind 10 mph.

1 active alert nearby.

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

Historical risk score

Long-term baseline derived from historical hazard activity.

55

/ 100

Flood risk score55/100

For typical homes located in Le Grand, CA.

Baseline context

FEMA NFHL flood zones: 8 features intersect this tile.

Local historical hazard map

Le Grand, CA

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: HNX · radar KHNX

Active alerts near Le Grand

Heat Advisory

Effective local time

Heat Advisory issued May 10 at 11:35AM PDT until May 12 at 8:00PM PDT by NWS Hanford CA

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Flood intelligence snapshot

FEMA flood zones (NFHL)

Dominant zone: AO (41% of features)

SFHA share: 88% (feature-weighted)

NFHL features in tile: 17

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: 7% volumetric

Last 24h rain: 0.00 in

Updated: local time

Source: Open-Meteo soil model (proxy).

5-day flood & rain outlook

Today

LOW

Rain chance: 0% · 0.0 in

Max wind: 10 mph

Risk score: 10/100

Tomorrow

LOW

Rain chance: 0% · 0.0 in

Max wind: 5 mph

Risk score: 10/100

Tue

LOW

Rain chance: 0% · 0.0 in

Max wind: 0 to 10 mph

Risk score: 10/100

Wed

LOW

Rain chance: 3%

Max wind: 5 to 10 mph

Risk score: 11/100

Thu

LOW

Rain chance: 15%

Max wind: 5 to 10 mph

Risk score: 16/100

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

Historical flooding exposure

Local flood data facts

NFHL features in this tile17
Dominant FEMA zoneAO (41%)
SFHA share of features88%
Soil moisture (topsoil)7% · 0.00 in rain

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

Historical flooding exposure in Le Grand

  • 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 Le Grand

Does Le Grand 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.