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Tornado in Dallam County, Texas
39 tornadoes events in the NCEI Storm Events record, 1950 to 2026. Event types counted: Tornado.
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. Storm records through 30 Jun 2026.
Dallam County, Texas, has 39 tornado events in the NCEI record since 1950, with at least one in 21 different years.
May is the busiest month, with 23 of the recorded events. The last 20 years account for 12 events against 12 in the 20 years before, a change that reflects reporting practice as much as weather.
The county holds 0.4% of the 10,090 tornado events recorded in Texas; its 2.6 per 100 square miles compares with 3.9 statewide.
By rating: 17 at (E)F0, 11 at (E)F1, 4 at (E)F2, 0 at (E)F3, 0 at (E)F4, 0 at (E)F5 and 7 unrated. Tornadoes before 2007 carry the original Fujita rating.
Compared with Texas
| Measure | Dallam County | Texas | US |
|---|---|---|---|
| Tornado events since 1950 | 39 | 10,090 | 81,281 |
| Per 100 square miles | 2.6 | 3.9 | 2.3 |
| Per 10,000 residents | 54.4 | 3.4 | 2.4 |
| Deaths recorded | 0 | 595 | 6,410 |
| Busiest month | May | May | May |
By year
Seasonality
0Feb
0Mar
1Apr
2May
23Jun
12Jul
0Aug
1Sep
0Oct
0Nov
0Dec
0
Magnitude distribution
Enhanced Fujita scale wind estimates
- EF0/F0
- 65–85 mph (EF0)
- EF1/F1
- 86–110 mph (EF1)
- EF2/F2
- 111–135 mph (EF2)
- EF3/F3
- 136–165 mph (EF3)
- EF4/F4
- 166–200 mph (EF4)
- EF5/F5
- over 200 mph (EF5)
- Unrated
- no rating recorded
Tornado rating as recorded (Fujita scale before February 2007, Enhanced Fujita after).
Recorded events
All 39 events, most recent first. Magnitude is hail size, tornado rating or wind speed as recorded.
| Date | Event type | Magnitude | Property damage | Crop damage | Deaths | Injuries | Geography |
|---|---|---|---|---|---|---|---|
| 8 Jun 2025 | Tornado | EF unrated | — | — | — | — | County |
| 8 Jun 2025 | Tornado | EF1 | $3K | — | — | — | County |
| 8 Jun 2025 | Tornado | EF unrated | — | — | — | — | County |
| 13 Jun 2023 | Tornado | EF unrated | — | — | — | — | County |
| 30 May 2021 | Tornado | EF unrated | — | — | — | — | County |
| 30 May 2021 | Tornado | EF unrated | — | — | — | — | County |
| 30 May 2021 | Tornado | EF unrated | — | — | — | — | County |
| 30 May 2021 | Tornado | EF unrated | — | — | — | — | County |
| 16 May 2016 | Tornado | EF1 | — | — | — | — | County |
| 16 May 2016 | Tornado | EF0 | — | — | — | — | County |
| 18 May 2010 | Tornado | EF0 | — | — | — | — | County |
| 18 May 2010 | Tornado | EF0 | — | — | — | — | County |
| 25 Jun 2006 | Tornado | F0 | — | — | — | — | County |
| 15 May 2003 | Tornado | F1 | $25K | — | — | — | County |
| 15 May 2003 | Tornado | F0 | $15K | — | — | — | County |
| 23 Mar 2001 | Tornado | F0 | — | — | — | — | County |
| 16 Jun 1997 | Tornado | F0 | — | — | — | — | County |
| 25 May 1996 | Tornado | F1 | $200K | — | — | — | County |
| 25 May 1996 | Tornado | F0 | — | — | — | — | County |
| 9 May 1994 | Tornado | F1 | — | — | — | — | County |
| 9 May 1994 | Tornado | F0 | — | — | — | — | County |
| 10 May 1991 | Tornado | F1 | $3K | — | — | — | County |
| 10 May 1991 | Tornado | F0 | $250 | — | — | — | County |
| 30 May 1988 | Tornado | F0 | — | — | — | — | County |
| 14 May 1986 | Tornado | F0 | — | — | — | — | County |
| 6 Aug 1981 | Tornado | F0 | — | — | — | — | County |
| 5 May 1978 | Tornado | F0 | — | — | — | — | County |
| 5 May 1978 | Tornado | F0 | — | — | — | — | County |
| 14 May 1977 | Tornado | F1 | $30 | — | — | — | County |
| 10 May 1972 | Tornado | F2 | $250K | — | — | — | County |
| 10 May 1972 | Tornado | F2 | — | — | — | — | County |
| 19 Apr 1971 | Tornado | F2 | $25K | — | — | — | County |
| 19 Apr 1971 | Tornado | F2 | — | — | — | 3 | County |
| 25 Jun 1966 | Tornado | F0 | — | — | — | — | County |
| 20 Jun 1966 | Tornado | F0 | — | — | — | — | County |
| 5 Jun 1961 | Tornado | F1 | — | — | — | — | County |
| 5 Jun 1961 | Tornado | F1 | — | — | — | — | County |
| 5 Jun 1961 | Tornado | F1 | $30 | — | — | — | County |
| 5 Jun 1961 | Tornado | F1 | $30 | — | — | — | County |
Questions and answers
How many tornado events has Dallam County had?
39 events in the NCEI Storm Events record between 1950 and 2026. Reporting of tornadoes became far more complete after 1996, so early decades undercount.
When was the last recorded tornado event in Dallam County?
8 Jun 2025 (Tornado, EF unrated). Records reach NCEI about 120 days after the month ends.
What was the most damaging tornado event recorded in Dallam County?
The tornado of 10 May 1972, with property damage estimated by NCEI at $250K.
How does Dallam County compare with Texas for tornado?
2.6 events per 100 square miles against 3.9 statewide; the county holds 39 of the state's 10,090 recorded events.
Provenance
NOAA NCEI Storm Events Database, yearly details files through 30 Jun 2026, public domain. County-recorded events plus zone-recorded events whose forecast zone is named for the county (marked "Forecast zone"). Population and area from the US Census Bureau (2021). Built 1 Oct 2026. See the methodology, the Tornado hub and the county page.