Portland, ME
Local storm history & FEMA National Risk Index data
Portland is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Cumberland County, ME. The county's highest-rated hazards are winter weather, ice storm, and hurricane.
Storm events near Portland
NOAA-recorded tornado, hail, and flood events within 25 miles of Portland's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Portland 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 Cumberland County's FEMA National Risk Index scores, covering Portland along with the rest of the county, not a Portland-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 38.9 | Very Low |
| Inland Flooding | 72.3 | Relatively Low |
| Coastal Flooding | 78.4 | Relatively Moderate |
| Earthquake | 81.1 | Relatively Low |
| Heat Wave | 59.2 | Relatively Low |
| Tornado | 25.5 | Very Low |
| Avalanche | 5.1 | Very Low |
| Cold Wave | 60.7 | Relatively Low |
| Drought | 41 | Relatively Low |
| Hail | 76 | Relatively Moderate |
| Hurricane | 90.7 | Relatively Moderate |
| Ice Storm | 98.2 | Very High |
| Landslide | 63.2 | Relatively Low |
| Lightning | 85 | Relatively High |
| Strong Wind | 77.4 | Relatively Moderate |
| Tsunami | — | Insufficient Data |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 99 | Very High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Cumberland County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Cumberland County:
More on Cumberland County:
Frequently asked questions
What natural hazards is Portland, ME at risk of?
Portland 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 Cumberland County, where Portland is located, are winter weather, ice storm, and hurricane.
What is Portland's biggest natural hazard risk?
Winter Weather is the highest-rated hazard for Cumberland County, where Portland is located, scoring 99 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Portland a high-risk area for natural disasters?
No — Portland carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Cumberland County.
Has Portland had tornadoes, hail, or flooding?
NOAA has recorded 8 hail, 32 inland flooding events within 25 miles of Portland since 2016.