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Tohono O Odham Nation storm history

Storm events recorded in Tohono O Odham Nation, Arizona between 1950 and 2025.

146
Total events
0
Tornadoes
0
Hail
0
Floods
131
Deaths
$13K
Property damage

Most significant events

Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.

December 28, 2025 · Tohono O Odham Nation, Arizona
Cold/Wind Chill Cold/Wind Chill1 death
Cold morning temperatures were 2 to 4 degrees below normal across Southeastern Arizona. The Sells RAWS reached a low temperature of 43 degrees Fahrenheit. The Pima County Medical Examiner confirmed that environmental cold exposure was the primary factor in the cause of death for …
September 8, 2025 · Tohono O Odham Nation, Arizona
Heat Heat1 death
High temperatures in Southeastern Arizona were 4 degrees above normal, causing Low HeatRisk. The Sells RAWS reached a high temperature of 100 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a contributing factor in the cause of death for an individual in …
August 11, 2025 · Tohono O Odham Nation, Arizona
Heat Heat1 death
High temperatures in Southeastern Arizona were 5 degrees above normal, causing Moderate HeatRisk. The Sells RAWS reached a high temperature of 105 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a contributing factor in the cause of death for an individua…
August 2, 2025 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat2 deaths
High temperatures in Southeastern Arizona were 8 degrees above normal, causing Major HeatRisk. The Sells RAWS reached a high temperature of 108 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a factor in the cause of death for 2 individuals, one in Sells …
July 29, 2025 · Tohono O Odham Nation, Arizona
Heat Heat1 death
High temperatures in Southeastern Arizona were 5 degrees above normal, causing Moderate HeatRisk. The Sells RAWS reached a high temperature of 105 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a factor in the cause of death for an individual in Sells an…
July 28, 2025 · Tohono O Odham Nation, Arizona
Heat Heat1 death
High temperatures in Southeastern Arizona were 5 degrees above normal, causing Moderate HeatRisk. The Sells RAWS reached a high temperature of 105 degrees Fahrenheit. The Pima County Medical Examiner found that heat was a factor in the cause of death for an individual in Sells an…
May 29, 2025 · Tohono O Odham Nation, Arizona
Heat Heat1 death
High temperatures in Southeastern Arizona were 1 degree below normal, causing Low HeatRisk. Sells RAWS reached a high temperature of 96 degrees. The Pima County Medical Examiner found that the cause of death for an individual in Topawa, AZ had heat as a direct factor to their dea…
October 4, 2024 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat1 death
Hot temperatures 10 to 12 degrees above normal were experienced in Sells causing Major HeatRisk category to be reached. The Sells RAWS reached a high temperature of 107 degrees Fahrenheit. The Pima County Medical Examiner found that heat was the primary factor in the death of one…
October 2, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures 8 to 10 degrees above normal were experienced in Sells causing Moderate HeatRisk category to be reached. The Sells RAWS reached a high temperature of 104 degrees Fahrenheit. The Pima County Medical Examiner found that heat was the primary factor in the death of o…
September 10, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 6 to 8 degrees above normal were experienced in the Tucson Metro Area September 10, causing the Moderate Heat Risk category to be reached. The Sells RAWS topped out at 106 degrees on September 10. The Pima County Medical Examiner confirmed that heat was the…
September 6, 2024 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot temperatures about 6 degrees above normal were experienced in Sells on September 6, causing the Moderate Heat Risk category to be reached. The Sells RAWS topped out at 107 degrees on September 6. The Pima County Medical Examiner confirmed that heat was primary factor in the d…
September 5, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 6 to 8 degrees above normal were experienced in Sells on September 5, causing the Moderate Heat Risk category to be reached. The Sells RAWS reached 105 degrees on September 5. The Pima County Medical Examiner confirmed that heat was the primary factor in th…
September 2, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 2 degrees above normal were experienced in Sells on September 2, causing the Minor Heat Risk category to be reached. The Sells RAWS reached 101 degrees on September 2. The Pima County Medical Examiner confirmed that heat was the primary factor in the death …
August 31, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures typically 3 to 6 degrees above normal were experienced across portions of southeast Arizona August 31 resulting in moderate HeatRisk. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one individual found in the desert near S…
August 27, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures typically 3 to 6 degrees above normal were experienced across portions of southeast Arizona August 27 resulting in moderate HeatRisk. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one individual found in the desert near S…
August 20, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures 3 to 6 degrees degrees above normal were experienced across southeast Arizona resulting in moderate Heat Risk. The Pima County Medical Examiner determined that heat was the primary cause of death of one individual found in desert areas near Sells.
July 17, 2024 · Tohono O Odham Nation, Arizona
Heat Heat3 deaths
Hot temperatures about 3 to 6 degrees above normal were experienced on the Tohono O'odham Nation July 17 and July 18, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual …
July 15, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures typically 3 to 5 degrees above normal were experienced on the Tohono O'odham Nation resulting in moderate Heat Risk. The Pima County Medical Examiner confirmed that heat was the primary cause of death for an individual found in the desert on the Tohono O'odham Na…
July 8, 2024 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat3 deaths
Hot temperatures 7 to 10 degrees above normal were experienced on the Tohono O'odham Nation July 8 through July 11 causing the Major Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual on Jul…
July 4, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 4 to 7 degrees above normal were experienced on the Tohono O'odham Nation, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert …
July 3, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 4 to 7 degrees above normal were experienced on the Tohono O'odham Nation, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual found in the desert …
June 22, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures about 3 degrees above normal were experienced on the Tohono O'odham Nation June 22, causing the Moderate Heat Risk category to be reached. Sells had a high of 99 degrees on June 22. The Pima County Medical Examiner confirmed that heat was the primary factor in th…
May 28, 2024 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures around 6 degrees above normal were experienced in the Tohono O'odham Nation May 28. Highs of around 100-103 degrees occurred with moderate Heat Risk levels. The Pima County Medical Examiner confirmed that heat was the primary factor in the death of one individual…
September 27, 2023 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot temperatures 10 to 12 degrees above normal caused the Moderate Heat Risk category to be reached on the Tohono O'odham Nation where temperatures topped out around 102 degrees. The Pima County Medical Examiner determined heat to be the primary cause of death for two individuals…
September 9, 2023 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat3 deaths
Very hot temperatures of 10 to 14 degrees above normal caused the Major Heat Risk category to be reached across the Tohono O'odham Nation September 9-10. Record highs at Sells were 110 and 109 degrees, respectively. The Pima County Medical Examiner determined that heat was the pr…
August 26, 2023 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat2 deaths
Very hot temperatures of 7 to 13 degrees above normal caused the Major Heat Risk category to be reached across western Pima County and the Tohono O'odham Nation August 26-29. Record highs at Ajo were 114, 115, 118 and 116 degrees, respectively. Record highs at Organ Pipe Cactus N…
August 13, 2023 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures around 5 degrees above normal caused the Moderate Heat Risk category to be reached on the Tohono O'odham Nation where temperatures topped out around 100 degrees. The Pima County Medical Examiner determined heat to be the primary cause of death for one individual …
August 4, 2023 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat3 deaths
Very hot temperatures of 8 to 13 degrees above normal caused the Major Heat Risk category to be reached across the Tohono O'odham Nation, southeast Pima County, and the lower elevations of Santa Cruz County August 4-6. Record highs at Sells included 109 degrees on August 4 and 5;…
August 1, 2023 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures around 5 degrees above normal, around 103 degrees, caused the Moderate Heat Risk category to be reached on the Tohono O'odham Nation on August 1. The Pima County Medical Examiner determined heat to be the primary cause of death for one individual found in the des…
July 14, 2023 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat12 deaths
Very hot temperatures of 5 to 13 degrees above normal caused the Major Heat Risk category to be reached across the Tohono O'odham Nation July 14-29. Record highs at Sells included 113 degrees on July 20; 112 on July 19; 111 on July 17, 18, 21 and 22; and 110 on July 15, 17 and 29…
June 25, 2023 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat1 death
Very hot temperatures 5 to 8 degrees above normal were experienced in western Pima County and the Tohono O'odham Nation June 25-26, causing the Major Heat Risk category to be reached. Ajo topped out at 112 degrees both days while Sells reached 107. On June 26, Organ Pipe Cactus N…
September 5, 2022 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot high temperatures around 105 degrees, or 4 to 6 degrees above normal, occurred on September 5 causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one individual found in the desert near…
July 18, 2022 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot high temperatures 100 to 105 degrees, or 5 degrees above normal, occurred on July 18, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found in the desert, one near S…
July 11, 2022 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat2 deaths
Very hot high temperatures around 10 degrees above normal occurred on July 11, causing the High Heat Risk category to be reached. Sells topped out at 109 degrees. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found in the …
July 1, 2022 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot high temperatures 100 to 105 degrees, or 5 degrees above normal, occurred on July 18, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found in the desert, one near S…
June 22, 2022 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot high temperatures 5 degrees above normal near 105 occurred on June 22 and 23, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individuals found in the desert; one southeast of T…
June 16, 2022 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat1 death
Very hot high temperatures near 110 degrees occurred and caused the High Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one individual found in the desert near Ali Chukson.
June 9, 2022 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat2 deaths
Very hot high temperatures of 106 to 110 degrees occurred with low temperatures in the upper 70s to lower 80s, and caused the High Heat Risk category to be reached. Sells set records with 110 degrees on the 10th and 11th. The Pima County Medical Examiner confirmed that heat was t…
May 26, 2022 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot temperatures 5 to 10 degrees above normal, around 100 degrees, were experienced on the Tohono O'odham Nation on May 26 causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two individual…
April 18, 2022 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures 15 degrees above normal, in the mid to upper 90s, were experienced on the Tohono O'odham Nation on April 18 causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one individu…
September 14, 2021 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures 3 to 5 degrees above normal, around 105 degrees, were experienced across the western and central Pima County causing the Moderate Heat Risk category to be reached on September 14. The Pima County Medical Examiner confirmed that heat was the primary cause of death…
September 12, 2021 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat3 deaths
Very hot high temperatures of 105 to 109 degrees, or 5 to 10 degrees above normal, occurred in the lower deserts of western Pima County and the Tohono O'odham Nation September 12-13, and caused the High Heat Risk category to be reached. While temperatures fell just shy of records…
September 11, 2021 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures 3 to 5 degrees above normal, around 105 degrees, were experienced across the Tohono O'odham Nation causing the Moderate Heat Risk category to be reached on September 11. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one f…
September 7, 2021 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Hot temperatures 3 to 5 degrees above normal, around 105 degrees, were experienced across the Tohono O'odham Nation causing the Moderate Heat Risk category to be reached on September 7. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two ma…
August 3, 2021 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat1 death
Very hot high temperatures of 104 to 115 degrees, or 8 to 12 degrees above normal, occurred in the lower deserts of Pima and Pinal counties August 3-4, and caused the High Heat Risk category to be reached. High temperatures on August 3 included 115 degrees at Ajo (record), 109 at…
July 21, 2021 · Tohono O Odham Nation, Arizona
Heat Heat2 deaths
Temperatures 5 to 9 degrees above normal of 100 to 105 degrees, occurred on the Tohono O'odham Nation causing the Moderate Heat Risk category to be reached on July 21. The Pima County Medical Examiner confirmed that heat was the primary cause of death for one male found in the de…
July 6, 2021 · Tohono O Odham Nation, Arizona
Heat Heat3 deaths
Temperatures 5 degrees above normal around 105 degrees, occurred on the Tohono O'odham Nation causing the Moderate Heat Risk category to be reached on July 6. The Pima County Medical Examiner confirmed that heat was the primary cause of death for three males found in the desert, …
June 27, 2021 · Tohono O Odham Nation, Arizona
Heat Heat3 deaths
Temperatures 5 to 10 degrees above normal, from 104 to 108, occurred on the Tohono O'odham Nation causing the Moderate Heat Risk category to be reached on June 27. The Pima County Medical Examiner confirmed that heat was the primary cause of death for two males and one female fou…
June 12, 2021 · Tohono O Odham Nation, Arizona
Excessive Heat Excessive Heat11 deaths
Very hot high temperatures of 106 to 119 degrees, or 8 to 13 degrees above normal, occurred in the lower elevations of southeast Arizona June 12-20, and caused the High Heat Risk category to be reached. New record daily high temperature records were established at numerous sites …
June 6, 2021 · Tohono O Odham Nation, Arizona
Heat Heat1 death
Hot temperatures, 5 to 10 degrees above normal, were experienced on June 6-7 with high temperatures in the upper 90s to 100 degrees, causing the Moderate Heat Risk category to be reached. The Pima County Medical Examiner confirmed that heat was the primary cause of death for thre…

Events by year

YearEventsTornadoes
2025120
2024210
2023120
2022140
2021220
2020220
201970
2018180
201710
201620
201510
201310
201260
201170