Flood risk snapshot · Magnolia, TX

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

Current risk outlook

Flooding and heavy rain risk for Magnolia, TX.

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 0.1 in · Max wind —.

1 active alert nearby.

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

Historical risk score

Long-term baseline derived from historical hazard activity.

34

/ 100

Flood risk score34/100

For typical homes located in Magnolia, TX.

Baseline context

FEMA NFHL flood zones: 8 features intersect this tile.

Local historical hazard map

Magnolia, TX

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: HGX · radar KHGX

Active alerts near Magnolia

Severe Thunderstorm Watch

Effective local time

Severe Thunderstorm Watch issued May 11 at 3:03AM CDT until May 11 at 5:00AM CDT by NWS Houston/Galveston TX

Flood intelligence snapshot

FEMA flood zones (NFHL)

Dominant zone: X (73% of features)

SFHA share: 27% (feature-weighted)

NFHL features in tile: 218

Tile risk label: Moderate

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 data unavailable right now.

Source: Open-Meteo soil model (proxy).

5-day flood & rain outlook

Today

LOW

Rain chance: 0.1 in

Max wind:

Risk score: 10/100

Tomorrow

LOW

Rain chance: 0.0 in

Max wind:

Risk score: 10/100

Wed

LOW

Rain chance: 0.0 in

Max wind:

Risk score: 10/100

Thu

LOW

Rain chance:

Max wind:

Risk score: 10/100

Fri

LOW

Rain chance:

Max wind:

Risk score: 10/100

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

Historical flooding exposure

Local flood data facts

NFHL features in this tile218
Dominant FEMA zoneX (73%)
SFHA share of features27%

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

Historical flooding exposure in Magnolia

  • 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 Magnolia

Does Magnolia 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.