NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Adelanto, CA
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 Adelanto, California since records began in 1851. Since 1950, 15 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 15
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Adelanto
The strongest of the 15 tornadoes within 25 miles was an F2 on June 25, 1954; its path came within 18 miles. Of the 15, one had a path within 5 miles of the city centre, and 4 have come since 2000. September has had the most tornadoes, 6. The most recent tornado was on September 9, 2021. Adelanto has more tornadoes within 25 miles than 52% of the 705 California cities on this site. Hail has been reported within 10 miles once, in 2000, with stones of 1 inch (quarter size). Of the 705 California cities, 72% have more hail reports within 10 miles than Adelanto.
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Tornadoes within 25 miles of Adelanto
By decade
- 2020s1
- 2010s2
- 2000s1
- 1990s4
- 1970s5
- 1960s1
- 1950s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 25, 1954 | F2 | 18 mi | 0.1 mi | 0 / 0 |
| May 18, 1997 | F1 | 19 mi | 9 mi | 0 / 0 |
| May 18, 1997 | F1 | 16 mi | 3.5 mi | 0 / 0 |
| May 11, 1997 | F1 | 19 mi | 0.2 mi | 0 / 0 |
| Sep 4, 1976 | F1 | 5 mi | 0.1 mi | 0 / 0 |
| Sep 9, 2021 | EF0 | 16 mi | 1.79 mi | 0 / 0 |
| May 7, 2017 | EF0 | 8 mi | 0.01 mi | 0 / 0 |
| Aug 18, 2013 | EF0 | 13 mi | 1.02 mi | 0 / 0 |
| Aug 14, 2004 | F0 | 16 mi | 1 mi | 0 / 0 |
| Jun 6, 1997 | F0 | 19 mi | 0.2 mi | 0 / 0 |
| Sep 6, 1976 | F0 | 7 mi | 0.1 mi | 0 / 0 |
| Sep 6, 1976 | F0 | 6 mi | 0.1 mi | 0 / 0 |
The strongest 12 of 15, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Adelanto
The Storm Prediction Center has one hail report within 10 miles of Adelanto, from August 28, 2000: 1 inch (quarter size).
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Adelanto
The nearest NOAA station with 1991–2020 climate normals is El Mirage, CA, 8 miles southwest of Adelanto at 2,950 feet. July is the warmest, with an average high of 98°F and low of 64°F; December is the coolest, at 56°F and 31°F. February is the wettest at 1.1 inches of precipitation on average and June the driest at 0.1 inches; the year adds up to 5.6 inches over 15 days with at least a tenth of an inch. Highs reach 90°F on about 106 days a year, almost all from May to October. Lows fall below freezing on about 71 nights a year. Snowfall averages 1.1 inches a year, most of it in January. That 5.6 inches is more than at 17 of the 226 California stations used on this site (8%). Victorville, 13 miles southeast, has its own station (Victorville, CA): 5.6 inches a year, the same as here, and the same July average high, 98°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 57 | 32 | 0.9 | 3 | 0.6 |
| Feb | 60 | 35 | 1.1 | 3 | 0.2 |
| Mar | 66 | 40 | 0.6 | 2 | 0.1 |
| Apr | 72 | 43 | 0.3 | 1 | 0.0 |
| May | 81 | 50 | 0.2 | 0 | 0.0 |
| Jun | 91 | 58 | 0.1 | 0 | 0.0 |
| Jul | 98 | 64 | 0.2 | 1 | 0.0 |
| Aug | 97 | 63 | 0.2 | 0 | 0.0 |
| Sep | 90 | 57 | 0.3 | 1 | 0.0 |
| Oct | 78 | 46 | 0.4 | 1 | 0.0 |
| Nov | 66 | 38 | 0.3 | 1 | 0.0 |
| Dec | 56 | 31 | 1.0 | 2 | 0.2 |
| Year | 76 | 46 | 5.6 | 15 | 1.1 |
Averages for 1991–2020 at El Mirage, CA (2,950 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 Adelanto
Since 1996, the National Weather Service has logged 16 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Adelanto: 10 flash floods, 5 floods and 1 thunderstorm wind report. They killed 1 person and injured 0, and the NWS estimated $20,000 in property and crop damage. The strongest thunderstorm gust on record here was 77 mph, on August 11, 1998. Of the 550 California cities on this site with a flash flood on record, 285 have had fewer than Adelanto.
August 3, 2014: flash flood 6 miles from the centre of Adelanto — 1 killed.
NWS: “CHP reported a flooded wash with multiple cars stuck in the area. 4 inches of rain recorded in gauge within 2 hours on the steep slope of big Mt Baldy.”
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
San Bernardino County, which includes Adelanto, has been named in 61 federal disaster or emergency declarations since 1965, 30 of them major disasters (by incident: 33 fires, 13 floods, 7 severe storms, 2 biological emergencies). The latest major disaster declaration was Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides, on April 3, 2023. FEMA's National Risk Index gives San Bernardino County a Very High rating for natural hazard risk overall; by hazard: Very High for inland flooding; Relatively High for strong wind, lightning and heat waves; Relatively Moderate for tornadoes and hail. It models the county's expected loss from all 18 hazards it covers at $2.08 billion a year, the 3rd highest of 58 California counties; of the hazards above, the largest share, $959.6 million (46%), 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 Adelanto
- Victorville, CA13 mi
- Helendale, CA13 mi
- Phelan, CA13 mi
- Pinon Hills, CA15 mi
- Oak Hills, CA19 mi
- Hesperia, CA19 mi
- Wrightwood, CA21 mi
- Apple Valley, CA21 mi
- Littlerock, CA26 mi
- Boron, CA28 mi
- Crestline, CA30 mi
- Barstow, CA32 mi
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