Montana, 2010
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 2010 was 1,185 against 883 in 2009.
Counties with the most recorded events
Notable events
| Date | County | Event type | Magnitude | Property damage | Deaths | Injuries |
|---|---|---|---|---|---|---|
| 26 Jul 2010 | Sheridan | Tornado | EF3 | $300,000 | 2 | 1 |
| 16 Jun 2010 | Roosevelt | Thunderstorm Wind | 110 mph | $250,000 | 1 | 1 |
| 29 Dec 2010 | Forecast zone | Avalanche | — | — | 1 | 1 |
| 14 Nov 2010 | Forecast zone | Winter Weather | — | — | 1 | — |
| 3 Jan 2010 | Forecast zone | Avalanche | — | — | 1 | — |
| 30 Jun 2010 | Gallatin | Hail | 1.00 in | $60,000,000 | — | — |
| 14 Dec 2010 | Forecast zone | Ice Storm | — | — | — | 3 |
| 20 Jun 2010 | Yellowstone | Tornado | EF2 | $30,000,000 | — | — |
| 14 Dec 2010 | Forecast zone | Winter Weather | — | — | — | 1 |
| 26 Oct 2010 | Richland | Blizzard | — | — | — | 1 |
| 20 Jun 2010 | Yellowstone | Flash Flood | — | $2,700,000 | — | — |
| 27 May 2010 | Ravalli | Lightning | — | $250,000 | — | — |
| 21 Jun 2010 | Powder River | Tornado | EF2 | $150,000 | — | — |
| 25 May 2010 | Custer | Flood | — | $130,000 | — | — |
| 26 May 2010 | Rosebud | Flash Flood | — | $130,000 | — | — |
| 21 Jun 2010 | Powder River | Tornado | EF1 | $107,000 | — | — |
| 19 Jan 2010 | Forecast zone | Freezing Fog | — | $75,000 | — | — |
| 8 Apr 2010 | Forecast zone | Wildfire | — | $75,000 | — | — |
| 18 Jul 2010 | Custer | Thunderstorm Wind | 81 mph | $60,000 | — | — |
| 18 Jul 2010 | Custer | Thunderstorm Wind | 81 mph | $60,000 | — | — |
| 21 Jun 2010 | Powder River | Thunderstorm Wind | 90 mph | $55,500 | — | — |
| 4 May 2010 | Wibaux | High Wind | 60 mph | $50,000 | — | — |
| 27 May 2010 | Garfield | Flash Flood | — | $50,000 | — | — |
| 2 Jul 2010 | Park | Tornado | EF2 | $32,500 | — | — |
| 16 Jun 2010 | McCone | Tornado | EF1 | $30,000 | — | — |
| 16 Jun 2010 | Carbon | Tornado | EF2 | $12,000 | — | — |
| 9 Sep 2010 | Wheatland | Tornado | EF0 | — | — | — |
| 27 May 2010 | McCone | Tornado | EF0 | — | — | — |
| 21 Jun 2010 | Valley | 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 2010
| Declared | Number | Type | Incident | Title | Counties |
|---|---|---|---|---|---|
| 10 Jul 2010 | DR-1922 | Major disaster | Severe Storm | Severe Storms And Flooding | 2 |
Flood insurance claims with a 2010 date of loss
18 NFIP claims, 8 of them paid, for $26,328.
Sources: NOAA NCEI Storm Events through 30 Jun 2026; OpenFEMA DisasterDeclarationsSummaries v2 (1 Oct 2026); OpenFEMA NfipClaims v3 (8 Sep 2026). Built 1 Oct 2026.