Folsom, CA
Local storm history & FEMA National Risk Index data
Folsom is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Sacramento County, CA. The county's highest-rated hazards are drought, inland flooding, and earthquake.
Storm events near Folsom
NOAA-recorded tornado, hail, and flood events within 25 miles of Folsom's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Folsom 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 Sacramento County's FEMA National Risk Index scores, covering Folsom along with the rest of the county, not a Folsom-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 95.9 | Relatively Moderate |
| Inland Flooding | 99 | Relatively High |
| Coastal Flooding | 0 | No Rating |
| Earthquake | 98.9 | Relatively High |
| Heat Wave | 96.1 | Relatively Moderate |
| Tornado | 65 | Relatively Moderate |
| Avalanche | — | Not Applicable |
| Cold Wave | 0 | No Rating |
| Drought | 99.4 | Relatively High |
| Hail | 53.9 | Relatively Low |
| Hurricane | — | Not Applicable |
| Ice Storm | — | Not Applicable |
| Landslide | 79.4 | Relatively Low |
| Lightning | 63.3 | Relatively Moderate |
| Strong Wind | 7.6 | Very Low |
| Tsunami | — | Not Applicable |
| Volcanic Activity | 79.2 | Very Low |
| Winter Weather | 6.6 | Very Low |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Sacramento County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Sacramento County:
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Frequently asked questions
What natural hazards is Folsom, CA at risk of?
Folsom is rated Relatively High for overall natural hazard risk by FEMA's National Risk Index — higher risk than most US counties. The highest-rated hazards for Sacramento County, where Folsom is located, are drought, inland flooding, and earthquake.
What is Folsom's biggest natural hazard risk?
Drought is the highest-rated hazard for Sacramento County, where Folsom is located, scoring 99.4 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Folsom a high-risk area for natural disasters?
Yes — Folsom carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Sacramento County.
Has Folsom had tornadoes, hail, or flooding?
NOAA has recorded 5 tornado, 6 hail, 217 inland flooding events within 25 miles of Folsom since 2016.