Forest Grove, OR
Local storm history & FEMA National Risk Index data
Forest Grove is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Washington County, OR. The county's highest-rated hazards are earthquake, heat wave, and inland flooding.
Storm events near Forest Grove
NOAA-recorded tornado, hail, and flood events within 25 miles of Forest Grove's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Forest Grove 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 Washington County's FEMA National Risk Index scores, covering Forest Grove along with the rest of the county, not a Forest Grove-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 50.9 | Very Low |
| Inland Flooding | 93.9 | Relatively High |
| Coastal Flooding | 0 | No Rating |
| Earthquake | 99 | Relatively High |
| Heat Wave | 96.6 | Relatively High |
| Tornado | 53.1 | Relatively Low |
| Avalanche | 10.2 | Very Low |
| Cold Wave | 90.1 | Relatively High |
| Drought | 12.2 | Very Low |
| Hail | 29.8 | Very Low |
| Hurricane | — | Not Applicable |
| Ice Storm | 91.4 | Relatively High |
| Landslide | 85.8 | Relatively Low |
| Lightning | 81.7 | Relatively Moderate |
| Strong Wind | 80.1 | Relatively Moderate |
| Tsunami | — | Not Applicable |
| Volcanic Activity | 89.3 | Relatively Low |
| Winter Weather | 75.2 | Relatively Moderate |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Washington County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Washington County:
More on Washington County:
Frequently asked questions
What natural hazards is Forest Grove, OR at risk of?
Forest Grove 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 Washington County, where Forest Grove is located, are earthquake, heat wave, and inland flooding.
What is Forest Grove's biggest natural hazard risk?
Earthquake is the highest-rated hazard for Washington County, where Forest Grove is located, scoring 99 out of 100 on FEMA's National Risk Index (rated "Relatively High").
Is Forest Grove a high-risk area for natural disasters?
Yes — Forest Grove carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Washington County.
Has Forest Grove had tornadoes, hail, or flooding?
NOAA has recorded 5 tornado, 3 hail, 22 inland flooding events within 25 miles of Forest Grove since 2016.