New Berlin, WI

Local storm history & FEMA National Risk Index data

Population: 40,302 · Part of Waukesha County

New Berlin 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 Waukesha County, WI. The county's highest-rated hazards are cold wave, hail, and tornado.

Storm events near New Berlin

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

Tornado 15 events
Hail 242 events
Inland Flooding 78 events

County-wide hazard risk

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

Hazard NRI score Rating
Wildfire 49.7 Very Low
Inland Flooding 89.8 Relatively Moderate
Coastal Flooding Not Applicable
Earthquake 57.4 Very Low
Heat Wave 90.4 Relatively Moderate
Tornado 95.7 Relatively High
Avalanche Not Applicable
Cold Wave 97.4 Relatively High
Drought 31.6 Relatively Low
Hail 96.1 Relatively High
Hurricane 9.7 Very Low
Ice Storm 81.7 Relatively Moderate
Landslide 62.5 Relatively Low
Lightning 60.2 Relatively Moderate
Strong Wind 56.1 Relatively Moderate
Tsunami Not Applicable
Volcanic Activity Not Applicable
Winter Weather 86.5 Relatively High

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

Other cities in Waukesha County:

More on Waukesha County:

Frequently asked questions

What natural hazards is New Berlin, WI at risk of?

New Berlin 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 Waukesha County, where New Berlin is located, are cold wave, hail, and tornado.

What is New Berlin's biggest natural hazard risk?

Cold Wave is the highest-rated hazard for Waukesha County, where New Berlin is located, scoring 97.4 out of 100 on FEMA's National Risk Index (rated "Relatively High").

Is New Berlin a high-risk area for natural disasters?

Somewhat — New Berlin 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 Waukesha County.

Has New Berlin had tornadoes, hail, or flooding?

NOAA has recorded 15 tornado, 242 hail, 78 inland flooding events within 25 miles of New Berlin since 2016.