Grain Valley, MO
Local storm history & FEMA National Risk Index data
Grain Valley is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Jackson County, MO. The county's highest-rated hazards are tornado, hail, and heat wave.
Storm events near Grain Valley
NOAA-recorded tornado, hail, and flood events within 25 miles of Grain Valley's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Grain Valley 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 Jackson County's FEMA National Risk Index scores, covering Grain Valley along with the rest of the county, not a Grain Valley-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 49.2 | Very Low |
| Inland Flooding | 96.5 | Relatively High |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 82.2 | Relatively Low |
| Heat Wave | 99.1 | Relatively High |
| Tornado | 99.5 | Very High |
| Avalanche | — | Not Applicable |
| Cold Wave | 96 | Relatively High |
| Drought | 46.1 | Relatively Low |
| Hail | 99.4 | Very High |
| Hurricane | 0 | No Rating |
| Ice Storm | 82.3 | Relatively High |
| Landslide | 82.1 | Relatively Low |
| Lightning | 87.5 | Relatively High |
| Strong Wind | 96.1 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 91.2 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Jackson County risk profile for disaster declarations, social vulnerability, and climate projection data.
Other cities in Jackson County:
More on Jackson County:
Frequently asked questions
What natural hazards is Grain Valley, MO at risk of?
Grain Valley 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 Jackson County, where Grain Valley is located, are tornado, hail, and heat wave.
What is Grain Valley's biggest natural hazard risk?
Tornado is the highest-rated hazard for Jackson County, where Grain Valley is located, scoring 99.5 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Grain Valley a high-risk area for natural disasters?
Yes — Grain Valley carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Jackson County.
Has Grain Valley had tornadoes, hail, or flooding?
NOAA has recorded 27 tornado, 295 hail, 135 inland flooding events within 25 miles of Grain Valley since 2016.