Conroe, TX
Local storm history & FEMA National Risk Index data
Conroe is rated Relatively High for overall natural hazard risk — higher risk than most US counties — based on FEMA's National Risk Index for Montgomery County, TX. The county's highest-rated hazards are lightning, tornado, and cold wave.
Storm events near Conroe
NOAA-recorded tornado, hail, and flood events within 25 miles of Conroe's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Conroe 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 Montgomery County's FEMA National Risk Index scores, covering Conroe along with the rest of the county, not a Conroe-specific figure.
| Hazard | NRI score | Rating |
|---|---|---|
| Wildfire | 79.3 | Relatively Low |
| Inland Flooding | 95.6 | Relatively High |
| Coastal Flooding | — | Not Applicable |
| Earthquake | 66 | Relatively Low |
| Heat Wave | 95.8 | Relatively Moderate |
| Tornado | 99.4 | Very High |
| Avalanche | — | Not Applicable |
| Cold Wave | 97.9 | Relatively High |
| Drought | 68.6 | Relatively Moderate |
| Hail | 89.6 | Relatively Moderate |
| Hurricane | 93.7 | Relatively High |
| Ice Storm | 95.2 | Very High |
| Landslide | 53.3 | Very Low |
| Lightning | 99.7 | Very High |
| Strong Wind | 93 | Relatively High |
| Tsunami | — | Not Applicable |
| Volcanic Activity | — | Not Applicable |
| Winter Weather | 86.1 | Relatively High |
Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Montgomery County risk profile for disaster declarations, social vulnerability, and climate projection data.
More on Montgomery County:
Frequently asked questions
What natural hazards is Conroe, TX at risk of?
Conroe 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 Montgomery County, where Conroe is located, are lightning, tornado, and cold wave.
What is Conroe's biggest natural hazard risk?
Lightning is the highest-rated hazard for Montgomery County, where Conroe is located, scoring 99.7 out of 100 on FEMA's National Risk Index (rated "Very High").
Is Conroe a high-risk area for natural disasters?
Yes — Conroe carries higher risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively High" for Montgomery County.
Has Conroe had tornadoes, hail, or flooding?
NOAA has recorded 15 tornado, 63 hail, 57 inland flooding events within 25 miles of Conroe since 2016.