Napa, CA
Local storm history & FEMA National Risk Index data
Napa is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Napa County, CA. The county's highest-rated hazards are drought, landslide, and earthquake.
Storm events near Napa
NOAA-recorded tornado, hail, and flood events within 25 miles of Napa's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Napa 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 Napa County's FEMA National Risk Index scores, covering Napa along with the rest of the county, not a Napa-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 96 | Relatively Moderate |
| Inland Flooding | 95.8 | Relatively High |
| Coastal Flooding | 68.2 | Relatively Moderate |
| Earthquake | 98.4 | Relatively High |
| Heat Wave | 66.8 | Relatively Low |
| Tornado | 18.3 | Very Low |
| Avalanche | 9.2 | Very Low |
| Cold Wave | 0 | No Rating |
| Drought | 99.5 | Very High |
| Hail | 8.5 | Very Low |
| Hurricane | — | Not Applicable |
| Ice Storm | — | Not Applicable |
| Landslide | 98.7 | Relatively High |
| Lightning | 30.2 | Relatively Low |
| Strong Wind | 8.3 | Very Low |
| Tsunami | 3.1 | Very Low |
| Volcanic Activity | 60.3 | Very Low |
| Winter Weather | 4.2 | Very Low |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Napa County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Napa County:
More on Napa County:
Frequently asked questions
What natural hazards is Napa, CA at risk of?
Napa 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 Napa County, where Napa is located, are drought, landslide, and earthquake.
What is Napa's biggest natural hazard risk?
Drought is the highest-rated hazard for Napa County, where Napa is located, scoring 99.5 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Napa a high-risk area for natural disasters?
Yes — Napa carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Napa County.
Has Napa had tornadoes, hail, or flooding?
NOAA has recorded 1 tornado, 16 hail, 160 inland flooding events within 25 miles of Napa since 2016.