NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Stanley, ND
Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.
Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated
No tropical storm or hurricane has passed within 75 miles of Stanley, North Dakota since records began in 1851. Since 1950, 32 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 32
- EF3 or stronger
- 2
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Stanley
The strongest of the 32 tornadoes within 25 miles was an F4 on July 5, 1955; its path came within 6 miles. Of the 32, 2 had paths within 5 miles of the city centre, and 12 have come since 2000. July has had the most tornadoes, 18. The most recent tornado was on July 6, 2024. Of the 37 North Dakota cities on this site, 76% have more tornadoes within 25 miles than Stanley. Hail has been reported within 10 miles 56 times since 1971, with stones up to 4.5 inches (grapefruit size). Of the 37 North Dakota cities, 57% have more hail reports within 10 miles than Stanley.
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Tornadoes within 25 miles of Stanley
By decade
- 2020s2
- 2010s5
- 2000s5
- 1990s6
- 1980s5
- 1970s4(1 EF3+)
- 1960s4
- 1950s1(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jul 5, 1955 | F4 | 6 mi | 28 mi | 0 / 0 |
| Jul 11, 1974 | F3 | 20 mi | 0.1 mi | 0 / 0 |
| Jun 14, 1962 | F2 | 6 mi | 0.1 mi | 0 / 0 |
| Jul 6, 2024 | EF1 | 13 mi | 1.22 mi | 0 / 0 |
| Jul 19, 2001 | F1 | 15 mi | 10 mi | 0 / 0 |
| Jul 13, 1999 | F1 | 24 mi | 9 mi | 0 / 0 |
| Jun 26, 1990 | F1 | 13 mi | 1 mi | 0 / 0 |
| Aug 21, 1985 | F1 | 6 mi | 1.3 mi | 0 / 0 |
| Jul 5, 1980 | F1 | 6 mi | 0.1 mi | 0 / 0 |
| Jun 24, 1979 | F1 | 5 mi | 13.2 mi | 0 / 0 |
| May 17, 1977 | F1 | 17 mi | 8.5 mi | 0 / 0 |
| Jul 6, 1971 | F1 | 6 mi | 0.2 mi | 0 / 0 |
The strongest 12 of 32, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Stanley
The Storm Prediction Center has 56 hail reports within 10 miles of Stanley since 1971, made on 38 separate days. Of these, 47 were 1 inch across or larger, and 6 reached 2 inches. The largest, 4.5 inches (grapefruit size), fell on July 6, 1971. The most recent report is from August 7, 2025. July has the most reports, 29.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Stanley
The nearest NOAA station with 1991–2020 climate normals is Stanley 3 NNW, ND, in Stanley at 2,280 feet. July is the warmest, with an average high of 80°F and low of 54°F; January is the coolest, at 17°F and -1°F. June is the wettest at 3.9 inches of precipitation on average and January the driest at 0.5 inches; the year adds up to 19.2 inches over 50 days with at least a tenth of an inch. Highs reach 90°F on about 10 days a year, almost all from July to September. Lows fall below freezing on about 202 nights a year. Snowfall averages 47.4 inches a year, most of it in December. That 19.2 inches is more than at 10 of the 31 North Dakota stations used on this site (32%). Tioga, 24 miles west, has its own station (Tioga 1E, ND): 15.5 inches a year, 3.7 less than here, and a July average high of 83°F against 80°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 17 | -1 | 0.5 | 2 | 7.6 |
| Feb | 22 | 3 | 0.6 | 2 | 7.1 |
| Mar | 34 | 14 | 0.8 | 2 | 7.5 |
| Apr | 51 | 26 | 1.3 | 4 | 4.6 |
| May | 64 | 38 | 2.5 | 7 | 1.3 |
| Jun | 73 | 49 | 3.9 | 9 | 0.0 |
| Jul | 80 | 54 | 3.1 | 7 | 0.0 |
| Aug | 80 | 52 | 2.1 | 5 | 0.0 |
| Sep | 70 | 42 | 1.8 | 5 | 0.2 |
| Oct | 53 | 29 | 1.3 | 4 | 3.8 |
| Nov | 35 | 16 | 0.7 | 3 | 5.1 |
| Dec | 22 | 5 | 0.6 | 2 | 10.2 |
| Year | 50 | 27 | 19.2 | 50 | 47.4 |
Averages for 1991–2020 at Stanley 3 NNW, ND (2,280 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.
Floods, thunderstorm wind and lightning near Stanley
Since 1996, the National Weather Service has logged 33 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Stanley: 32 thunderstorm wind reports and 1 heavy rain event. None is recorded as killing or injuring anyone; the NWS estimated $174,000 in property and crop damage. The strongest thunderstorm gust on record here was 90 mph, on July 18, 2001.
Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.
Flood insurance claims, disaster declarations and FEMA risk ratings
Mountrail County, which includes Stanley, has been named in 27 federal disaster or emergency declarations since 1969, 23 of them major disasters (by incident: 12 floods, 10 severe storms, 2 biological emergencies, 1 coastal storm). The latest major disaster declaration was Flooding, on July 5, 2023. FEMA's National Risk Index gives Mountrail County a Very Low rating for natural hazard risk overall; by hazard: Relatively Moderate for hail; Relatively Low for tornadoes and strong wind; Very Low for inland flooding, lightning and heat waves. It models the county's expected loss from all 18 hazards it covers at $7.4 million a year, the 21st highest of 53 North Dakota counties; of the hazards above, the largest share, $1.5 million (20%), is from inland flooding.
Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
What counts as a pass, the distances and the sources: how this storm history is built.
Cities near Stanley
- Tioga, ND24 mi
- New Town, ND27 mi
- Minot Afb, ND50 mi
- Watford City, ND52 mi
- Minot, ND53 mi
- Williston, ND61 mi
- Garrison, ND65 mi
- Hazen, ND83 mi
- Beulah, ND84 mi
- Sidney, MT95 mi
- Bottineau, ND98 mi
- Dickinson, ND104 mi
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