Spearfish, SD

Local storm history & FEMA National Risk Index data

Population: 13,803 · Part of Lawrence County

Spearfish is rated Relatively Low for overall natural hazard risk — lower risk than most US counties — based on FEMA's National Risk Index for Lawrence County, SD. The county's highest-rated hazards are wildfire, winter weather, and hail.

Storm events near Spearfish

NOAA-recorded tornado, hail, and flood events within 25 miles of Spearfish's center, 2016–2026 — the only hazards NOAA reports with exact coordinates, so these counts are specific to Spearfish itself, not the whole county.

Tornado 5 events
Hail 321 events
Inland Flooding 14 events

County-wide hazard risk

Every other hazard FEMA and NOAA track — including drought — is only scored at the county level. These are Lawrence County's FEMA National Risk Index scores, covering Spearfish along with the rest of the county, not a Spearfish-specific figure.

Hazard NRI score Rating
Wildfire 93.2 Relatively Moderate
Inland Flooding 57.1 Relatively Low
Coastal Flooding Not Applicable
Earthquake 38.1 Very Low
Heat Wave 16.9 Very Low
Tornado 37.8 Relatively Low
Avalanche 10.5 Very Low
Cold Wave 58.3 Relatively Low
Drought 15.4 Very Low
Hail 84.3 Relatively Moderate
Hurricane Not Applicable
Ice Storm 8.3 Very Low
Landslide 63.9 Relatively Low
Lightning 73 Relatively Moderate
Strong Wind 62.8 Relatively Moderate
Tsunami Not Applicable
Volcanic Activity Not Applicable
Winter Weather 89.4 Relatively High

Source: FEMA National Risk Index v1.20.0, December 2025. See the methodology page for definitions, or the full Lawrence County risk profile for disaster declarations, social vulnerability, and climate projection data.

More on Lawrence County:

Frequently asked questions

What natural hazards is Spearfish, SD at risk of?

Spearfish is rated Relatively Low for overall natural hazard risk by FEMA's National Risk Index — lower risk than most US counties. The highest-rated hazards for Lawrence County, where Spearfish is located, are wildfire, winter weather, and hail.

What is Spearfish's biggest natural hazard risk?

Wildfire is the highest-rated hazard for Lawrence County, where Spearfish is located, scoring 93.2 out of 100 on FEMA's National Risk Index (rated "Relatively Moderate").

Is Spearfish a high-risk area for natural disasters?

No — Spearfish carries lower risk than most US counties for overall natural hazard risk, per FEMA's National Risk Index rating of "Relatively Low" for Lawrence County.

Has Spearfish had tornadoes, hail, or flooding?

NOAA has recorded 5 tornado, 321 hail, 14 inland flooding events within 25 miles of Spearfish since 2016.