Superior, WI
Local storm history & FEMA National Risk Index data
Superior is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Douglas County, WI. The county's highest-rated hazards are cold wave, lightning, and inland flooding.
Storm events near Superior
NOAA-recorded tornado, hail, and flood events within 25 miles of Superior's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Superior itself, not the whole county.
County-wide hazard risk
Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Douglas County's FEMA National Risk Index scores, covering Superior along with the rest of the county, not a Superior-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 39.2 | Very Low |
| Inland Flooding | 61.5 | Relatively Low |
| Coastal Flooding | 24 | Very Low |
| Earthquake | 2.5 | Very Low |
| Heat Wave | 61.4 | Relatively Low |
| Tornado | 27.4 | Relatively Low |
| Avalanche | — | Not Applicable |
| Cold Wave | 94.7 | Relatively High |
| Drought | 15.7 | Very Low |
| Hail | 44.4 | Relatively Low |
| Hurricane | — | Not Applicable |
| Ice Storm | 26 | Very Low |
| Landslide | 16.2 | Very Low |
| Lightning | 73.2 | Relatively Moderate |
| Strong Wind | 28.3 | Relatively Low |
| Tsunami | — | Insufficient Data |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 55.2 | Relatively Low |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Douglas County risk profile for disaster declarations, social vulnerability, and climate projection data.
More on Douglas County:
Frequently asked questions
What natural hazards is Superior, WI at risk of?
Superior 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 Douglas County, where Superior is located, are cold wave, lightning, and inland flooding.
What is Superior's biggest natural hazard risk?
Cold Wave is the highest-rated hazard for Douglas County, where Superior is located, scoring 94.7 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Superior a high-risk area for natural disasters?
No — Superior carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Douglas County.
Has Superior had tornadoes, hail, or flooding?
NOAA has recorded 2 tornado, 125 hail, 34 inland flooding events within 25 miles of Superior since 2016.