NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Marana, AZ
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
1 tropical system has passed within 75 miles of Marana, Arizona since 1851, 0 of them at hurricane strength; the most recent was Lester in 1992. Since 1950, 11 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 11
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
2 deaths in all
What the records show for Marana
None of the 1 tropical systems was at hurricane strength as it passed Marana; the strongest was Lester in 1992, a tropical storm with 40 mph winds when its centre passed 53 miles away. Marana has more tropical storms and hurricanes within 75 miles than 79% of the 134 Arizona cities on this site. The highest rating among the 11 tornadoes within 25 miles is F2, reached 2 times; the most recent, on July 28, 1994, came within 13 miles. The deadliest, an F2 on August 27, 1964, killed 2 people. Of the 11, 2 had paths within 5 miles of the city centre, and 4 have come since 2000. August has had the most tornadoes, 5. The most recent tornado was on August 13, 2023. Marana has more tornadoes within 25 miles than 54% of the 134 Arizona cities. Hail has been reported within 10 miles 11 times since 1979, with stones up to 1.75 inches (golf ball size). Marana has more hail reports within 10 miles than 52% of the 134 Arizona cities.
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Tropical storms and hurricanes near Marana
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1992 | LesterAug 24 | 53 mi | Tropical storm (40 mph) | Category 1 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Marana: a hurricane's worst winds sit within a few dozen miles of its centre, and inland cities are usually past that.
Tornadoes within 25 miles of Marana
By decade
- 2020s2
- 2010s1
- 2000s1
- 1990s5
- 1970s1
- 1960s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Aug 27, 1964 | F2 | 22 mi | 0.1 mi | 2 / 9 |
| Jul 28, 1994 | F2 | 13 mi | 2 mi | 0 / 0 |
| Jul 6, 1992 | F1 | 24 mi | 2.8 mi | 0 / 1 |
| Aug 24, 1991 | F1 | 5 mi | 1 mi | 0 / 2 |
| Aug 13, 2023 | EF0 | 13 mi | 0.1 mi | 0 / 0 |
| Jul 14, 2017 | EF0 | 2 mi | 0.11 mi | 0 / 0 |
| Oct 8, 2006 | F0 | 7 mi | 0.03 mi | 0 / 0 |
| Aug 14, 1996 | F0 | 19 mi | 1 mi | 0 / 0 |
| Mar 7, 1994 | F0 | 24 mi | 0.1 mi | 0 / 0 |
| Aug 8, 1970 | F0 | 24 mi | 0.1 mi | 0 / 0 |
| Jul 2, 2021 | Unrated | 24 mi | 0.59 mi | 0 / 0 |
The strongest 11 of 11, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Marana
The Storm Prediction Center has 11 hail reports within 10 miles of Marana since 1979, made on 10 separate days. Of these, 7 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.75 inches (golf ball size), was reported on 2 days, most recently June 6, 2006. The most recent report is from August 17, 2023. June and September have the most reports, 3 each.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Marana
The nearest NOAA station with 1991–2020 climate normals is Tucson 17 NW, AZ, 16 miles south of Marana at 2,561 feet. July is the warmest, with an average high of 102°F and low of 74°F; December is the coolest, at 66°F and 39°F. July is the wettest at 2.1 inches of precipitation on average and May the driest at 0.2 inches; the year adds up to 11.1 inches over 27 days with at least a tenth of an inch. Highs reach 90°F on about 160 days a year, almost all from April to November. Lows fall below freezing on about 11 nights a year. That 11.1 inches is more than at 37 of the 76 Arizona stations used on this site (49%). Red Rock, 10 miles northwest, has its own station (Picacho 8 SE, AZ): 10.1 inches a year, 1.0 less than here, and a July average high of 104°F against 102°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 67 | 39 | 1.0 | 2 |
| Feb | 70 | 41 | 1.0 | 3 |
| Mar | 76 | 46 | 0.7 | 2 |
| Apr | 84 | 51 | 0.3 | 1 |
| May | 93 | 59 | 0.2 | 1 |
| Jun | 102 | 69 | 0.3 | 1 |
| Jul | 102 | 74 | 2.1 | 4 |
| Aug | 100 | 73 | 2.0 | 5 |
| Sep | 97 | 68 | 1.3 | 3 |
| Oct | 87 | 57 | 0.7 | 2 |
| Nov | 76 | 47 | 0.5 | 1 |
| Dec | 66 | 39 | 1.0 | 3 |
| Year | 85 | 55 | 11.1 | 27 |
Averages for 1991–2020 at Tucson 17 NW, AZ (2,561 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 Marana
Since 1996, the National Weather Service has logged 72 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Marana: 41 thunderstorm wind reports, 23 flash floods, 4 floods and 4 lightning strikes. They killed 1 person and injured 0, and the NWS estimated $6.2 million in property and crop damage. The strongest thunderstorm gust on record here was 72 mph, on July 31, 2023. July has had the most flash floods, 12 of 23. Of the 130 Arizona cities on this site with a flash flood on record, 74 have had fewer than Marana.
July 30, 2010: flash flood 1 mile from the centre of Marana — 1 killed, $20,000 damage.
NWS: “Heavy rain caused poor visibility and ponding of water on Interstate 10. The driver of an automobile lost control of vehicle in the rain and crashed into a semi-tractor trailer which had slowed to under 15 mph because of the rain.”
July 10, 2018: flash flood 7 miles from the centre of Marana — $4.0 million damage.
NWS: “Thunderstorms produced 2 to 3 inches of rain in around on hour on both sides of I-10 from Cortaro to Twin Peaks which caused flash flooding. Some of these areas had als received 1 to 2 inches of rain two days earlier.”
July 24, 2021: flood 8 miles from the centre of Marana — $500,000 damage.
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
Flood insurance policyholders in Marana's 2 ZIP codes have filed 16 claims with the National Flood Insurance Program since 1983, and were paid $153,000 for buildings and contents, in the dollars of each year. 25% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 50 Arizona cities on this site with 10 or more claims, 8 have fewer than Marana.
Pima County, which includes Marana, has been named in 15 federal disaster or emergency declarations since 1966, 11 of them major disasters (by incident: 8 floods, 3 fires, 2 biological emergencies, 1 hurricane). The latest major disaster declaration was Covid-19 Pandemic, on April 4, 2020. FEMA's National Risk Index gives Pima County a Relatively High rating for natural hazard risk overall; by hazard: Very High for inland flooding, lightning and heat waves; Relatively Moderate for hail and strong wind; Relatively Low for tornadoes; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $531.4 million a year, the 2nd highest of 15 Arizona counties; of the hazards above, the largest share, $347.4 million (65%), 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 Marana
- Red Rock, AZ10 mi
- Oro Valley, AZ15 mi
- Tucson, AZ24 mi
- Eloy, AZ25 mi
- Oracle, AZ28 mi
- Florence, AZ33 mi
- San Manuel, AZ37 mi
- Coolidge, AZ37 mi
- Sahuarita, AZ40 mi
- Casa Grande, AZ42 mi
- Green Valley, AZ45 mi
- Kearny, AZ45 mi
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