Pleasant Hill, IA
Local storm history & FEMA National Risk Index data
Pleasant Hill is rated Relatively Moderate for overall natural hazard risk — near the middle compared to other US counties — based on FEMA's National Risk Index for Polk County, IA. The county's highest-rated hazards are strong wind, tornado, and hail.
Storm events near Pleasant Hill
NOAA-recorded tornado, hail, and flood events within 25 miles of Pleasant Hill's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Pleasant Hill 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 Polk County's FEMA National Risk Index scores, covering Pleasant Hill along with the rest of the county, not a Pleasant Hill-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 57.7 | Very Low |
| Inland Flooding | 92.1 | Relatively Moderate |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 66.8 | Relatively Low |
| Heat Wave | 96.7 | Relatively High |
| Tornado | 98.1 | Relatively High |
| Avalanche | — | Not Applicable |
| Cold Wave | 91.3 | Relatively High |
| Drought | 94.8 | Relatively High |
| Hail | 97.9 | Relatively High |
| Hurricane | 27.5 | Very Low |
| Ice Storm | 91.7 | Relatively High |
| Landslide | 68.4 | Relatively Low |
| Lightning | 78.1 | Relatively Moderate |
| Strong Wind | 99.2 | Very High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 90.3 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Polk County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Polk County:
More on Polk County:
Frequently asked questions
What natural hazards is Pleasant Hill, IA at risk of?
Pleasant Hill is rated Relatively Moderate for overall natural hazard risk by FEMA's National Risk Index — near the middle compared to other US counties. The highest-rated hazards for Polk County, where Pleasant Hill is located, are strong wind, tornado, and hail.
What is Pleasant Hill's biggest natural hazard risk?
Strong Wind is the highest-rated hazard for Polk County, where Pleasant Hill is located, scoring 99.2 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Pleasant Hill a high-risk area for natural disasters?
Somewhat — Pleasant Hill carries near the middle compared to other US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Moderate" for Polk County.
Has Pleasant Hill had tornadoes, hail, or flooding?
NOAA has recorded 62 tornado, 303 hail, 123 inland flooding events within 25 miles of Pleasant Hill since 2016.