Hammond, LA

Local storm history & FEMA National Risk Index data

Population: 23,426 · Part of Tangipahoa Parish

Hammond is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for Tangipahoa Parish, LA. The county's highest-rated hazards are hurricane, lightning, and heat wave.

Storm events near Hammond

NOAA-recorded tornado, hail, and flood events within 25 miles of Hammond's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Hammond itself, not the whole county.

Tornado 54 events
Hail 39 events
Inland Flooding 64 events

County-wide hazard risk

Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Tangipahoa Parish's FEMA National Risk Index scores, covering Hammond along with the rest of the county, not a Hammond-specific figure.

Hazard NRI score Rating
Wildfire 78.3 Relatively Low
Inland Flooding 91.2 Relatively Moderate
Coastal Flooding 69.4 Relatively Moderate
Earthquake 65.3 Relatively Low
Heat Wave 93.1 Relatively Moderate
Tornado 90.2 Relatively High
Avalanche Not Applicable
Cold Wave 83.4 Relatively Moderate
Drought 84.3 Relatively Moderate
Hail 85.6 Relatively Moderate
Hurricane 97.9 Relatively High
Ice Storm 78.7 Relatively Moderate
Landslide 30.8 Very Low
Lightning 93.8 Relatively High
Strong Wind 80.7 Relatively Moderate
Tsunami Insufficient Data
Volcanic Activity Not Applicable
Winter Weather 29.1 Relatively Low

Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Tangipahoa Parish risk profile for disaster declarations, social vulnerability, and climate projection data.

More on Tangipahoa Parish:

Frequently asked questions

What natural hazards is Hammond, LA at risk of?

Hammond is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for Tangipahoa Parish, where Hammond is located, are hurricane, lightning, and heat wave.

What is Hammond's biggest natural hazard risk?

Hurricane is the highest-rated hazard for Tangipahoa Parish, where Hammond is located, scoring 97.9 out of 100 on FEMA's National Risk Index (rated "Relatively High").

Is Hammond a high-risk area for natural disasters?

Somewhat — Hammond carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for Tangipahoa Parish.

Has Hammond had tornadoes, hail, or flooding?

NOAA has recorded 54 tornado, 39 hail, 64 inland flooding events within 25 miles of Hammond since 2016.