Fond du Lac, WI

Local storm history & FEMA National Risk Index data

Population: 44,469 · Part of Fond du Lac County

Fond du Lac is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Fond du Lac County, WI. The county's highest-rated hazards are hail, cold wave, and tornado.

Storm events near Fond du Lac

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

Tornado 24 events
Hail 66 events
Inland Flooding 24 events

County-wide hazard risk

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

Hazard NRI score Rating
Wildfire 50.7 Very Low
Inland Flooding 74.3 Relatively Moderate
Coastal Flooding Not Applicable
Earthquake 35 Very Low
Heat Wave 71.4 Relatively Low
Tornado 88.5 Relatively Moderate
Avalanche Not Applicable
Cold Wave 90.9 Relatively High
Drought 23.3 Very Low
Hail 93.7 Relatively Moderate
Hurricane 20.7 Very Low
Ice Storm 29.6 Relatively Low
Landslide 55.3 Very Low
Lightning 62.3 Relatively Moderate
Strong Wind 85.3 Relatively High
Tsunami Not Applicable
Volcanic Activity Not Applicable
Winter Weather 68.1 Relatively Moderate

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

More on Fond du Lac County:

Frequently asked questions

What natural hazards is Fond du Lac, WI at risk of?

Fond du Lac is rated Relatively Low for overall natural hazard risk by FEMA's National Risk Index — lower risk than most US counties. The highest-rated hazards for Fond du Lac County, where Fond du Lac is located, are hail, cold wave, and tornado.

What is Fond du Lac's biggest natural hazard risk?

Hail is the highest-rated hazard for Fond du Lac County, where Fond du Lac is located, scoring 93.7 out of 100 on FEMA's National Risk Index (rated "Relatively Moderate").

Is Fond du Lac a high-risk area for natural disasters?

No — Fond du Lac carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Fond du Lac County.

Has Fond du Lac had tornadoes, hail, or flooding?

NOAA has recorded 24 tornado, 66 hail, 24 inland flooding events within 25 miles of Fond du Lac since 2016.