Idaho, 2018
The year's recorded storm events, federal disaster declarations and flood insurance claims.
NCEI notes that Storm Data is compiled from a variety of sources including the National Weather Service, other federal, state and local agencies, the media and the public; that property and crop damage figures are estimates; and that some events are recorded by NWS forecast zone rather than by county. FEMA notes that NFIP claim records are redacted and aggregated to protect the privacy of policyholders.
Events by hazard
Includes events recorded by forecast zone. The state's yearly total for 2018 was 321 against 520 in 2017.
Counties with the most recorded events
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 7 Nov 2018 | Forecast zone | Winter Weather | — | — | 1 | 1 |
| 20 Feb 2018 | Forecast zone | Avalanche | — | — | 1 | — |
| 20 Jan 2018 | Forecast zone | Avalanche | — | — | 1 | — |
| 10 Jan 2018 | Forecast zone | Avalanche | — | — | 1 | — |
| 7 Apr 2018 | Bonneville | Hail | 2.00 in | $29,750,000 | — | — |
| 5 Feb 2018 | Clearwater | Heavy Rain | — | $1,500,000 | — | 1 |
| 1 Aug 2018 | Forecast zone | Wildfire | — | $5,100,000 | — | — |
| 1 Aug 2018 | Forecast zone | Wildfire | — | $1,300,000 | — | — |
| 14 Mar 2018 | Madison | Flood | — | $1,280,000 | — | — |
| 1 Aug 2018 | Forecast zone | Wildfire | — | $1,000,000 | — | — |
| 1 Jun 2018 | Blaine | Flood | — | $950,000 | — | — |
| 13 Mar 2018 | Clark | Flood | — | $680,000 | — | — |
| 1 Aug 2018 | Forecast zone | Wildfire | — | $299,000 | — | — |
| 2 Apr 2018 | Forecast zone | High Wind | 68 mph | $275,000 | — | — |
| 13 Mar 2018 | Blaine | Flood | — | $155,000 | — | — |
| 2 Apr 2018 | Forecast zone | High Wind | 64 mph | $150,000 | — | — |
| 22 Sep 2018 | Forecast zone | Wildfire | — | $100,000 | — | — |
| 12 May 2018 | Jefferson | Flood | — | $100,000 | — | — |
| 7 Apr 2018 | Jefferson | Thunderstorm Wind | 64 mph | $90,000 | — | — |
| 13 Mar 2018 | Butte | Flood | — | $75,000 | — | — |
| 13 Mar 2018 | Caribou | Flood | — | $65,000 | — | — |
| 13 Mar 2018 | Custer | Flood | — | $65,000 | — | — |
| 2 Apr 2018 | Forecast zone | High Wind | 59 mph | $65,000 | — | — |
| 14 Mar 2018 | Fremont | Flood | — | $55,000 | — | — |
| 18 May 2018 | Nez Perce | Flood | — | $50,000 | — | — |
| 21 Jun 2018 | Butte | Tornado | EF0 | $3,000 | — | — |
| 31 May 2018 | Bingham | Tornado | EF1 | $300 | — | — |
| 7 Apr 2018 | Bingham | Tornado | EF0 | — | — | — |
| 31 May 2018 | Jefferson | Tornado | EF0 | — | — | — |
Up to 40 events with deaths, injuries, damage of $50,000 or more, or a tornado rating, ranked by deaths, injuries and damage.
Federal disaster declarations in 2018
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 29 Jul 2018 | FM-5263 | Fire management assistance | Fire | Grassy Ridge Fire | 1 |
Flood insurance claims with a 2018 date of loss
19 NFIP claims, 11 of them paid, for $302,802.
Sources: NOAA NCEI Storm Events through 30 Jun 2026; OpenFEMA DisasterDeclarationsSummaries v2 (29 Sep 2026); OpenFEMA NfipClaims v3 (8 Sep 2026). Built 30 Sep 2026.