| August 1994 | Thunderstorm Wind | Mangum | $500,000 | no account filed |
| April 2025 | Hail | Mangum | $150,000 | Numerous social media and broadcast media images of at least 3-inch diameter hail in Mangum. Widespread damage to buildings and cars was reported. Event time is estimated from radar observations and nearby reports. |
| August 1997 | Lightning | Mangum | $100,000 | Lightning struck and set fire to a house, destroying the home and its contents. |
| October 2018 | Flash Flood | Mangum | $75,000 | Flood waters have resulted in closure of several streets and flooding into homes. |
| June 1996 | Thunderstorm Wind | Mangum | $50,000 | no account filed |
| August 1994 | Thunderstorm Wind | Mangum | $50,000 | no account filed |
| September 2002 | Thunderstorm Wind | Mangum | $30,000 | A roof of a restaurant was damaged. Trees were downed. Windows were broken, and carports were blown off of two homes. |
| August 2004 | Thunderstorm Wind | Mangum | $25,000 | Winds destroyed a trailer on the southwest side of town. |
| March 2000 | Thunderstorm Wind | Mangum | $25,000 | Four barns and a trailer were blown over. |
| August 2003 | Thunderstorm Wind | Mangum | $12,000 | Large tree limbs were downed. Large portions of two fences were also downed. One home received extensive shingle damage to its roof. A steel flag pole was also snapped. The wind damage began in northern parts of town and continued south. |
| July 2003 | Thunderstorm Wind | Mangum | $10,000 | Several tree limbs and power poles were downed across the town. Sheet metal was also peeled from several carports. |
| June 2006 | Thunderstorm Wind | Mangum | $7,500 | A patio cover was blown apart. Several small trees were also downed. |
| July 2001 | Thunderstorm Wind | Mangum | $5,000 | A large metal barn was destroyed. |
| June 1994 | Thunderstorm Wind | Mangum | $5,000 | no account filed |
| May 1999 | Thunderstorm Wind | Mangum | $3,000 | no account filed |
| July 2003 | Hail | Mangum | $2,500 | Hail damaged a screen door and broke windows in a few businesses. |
| April 2003 | Thunderstorm Wind | Mangum | $2,000 | Power lines were downed. |
| June 2006 | Thunderstorm Wind | Mangum | $500 | Some tree limbs were downed. |
| July 2001 | Thunderstorm Wind | Mangum | $500 | Highway signs were blown down. |
| April 1999 | Thunderstorm Wind | Mangum | $100 | no account filed |
| March 2000 | Thunderstorm Wind | Mangum | $10 | Large tree limbs were downed on the southeast side of Mangum. |
| April 2026 | Hail | Mangum | - | The report was relayed through mPING. |
| March 2025 | Hail | Mangum | - | MPing report. |
| April 2025 | Hail | Mangum | - | The report was relayed through mPING. |
| June 2025 | Hail | Mangum | - | The report was relayed through mPING. |
| March 2024 | Hail | Mangum | - | MPing report. |
| June 2023 | Hail | Mangum | - | MPing report. |
| June 2021 | Flood | Mangum | - | Creek overflowing. |
| June 2021 | Flash Flood | Mangum | - | Highway 9 just west of Mangum completely flooded. |
| June 2021 | Flash Flood | Mangum | - | Flooded streets and neighborhoods seen on Twitter video. |
| June 2021 | Thunderstorm Wind | Mangum | - | Large trees downed. |
| May 2020 | Thunderstorm Wind | Mangum | - | Also pea sized hail reported. |
| May 2012 | Hail | Mangum | - | Numerous hailstones covered the ground. |
| June 2011 | Hail | Mangum | - | A wind gust of 60 mph was also estimated at this location. |
| June 2011 | Thunderstorm Wind | Mangum | - | Quarter-size hail also fell at this location. |
| June 2011 | Hail | Mangum | - | Up to quarter-size hail lasted about 12 minutes. |
| June 2009 | Thunderstorm Wind | Mangum | - | Damage was reported at the softball field, including a fence blown down, the dugout shelter flipped over, and power poles damaged. Monetary damage estimates were not available. |
| April 2007 | Hail | Mangum | - | Hail covered the ground. |
| April 2006 | Tornado (F0) | Mangum | - | A brief tornado was seen by several storm chasers and a television crew. This tornado touched down north of Mangum, near Highway 283. No damage was reported. |
| August 2006 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| May 2005 | Hail | Mangum | - | Hail was observed on Highway 34 on the south side of town. |
| August 2005 | Thunderstorm Wind | Mangum | - | The wind was measured by the Oklahoma mesonet. |
| September 2005 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| September 2005 | Hail | Mangum | - | Hail was observed on Highway 34. |
| September 2005 | Hail | Mangum | - | Hail was reported on the south side of town. |
| September 2005 | Hail | Mangum | - | Hail was reported on the east side of town. |
| May 2004 | Hail | Mangum | - | Hail was reported on the west side of town. |
| April 2003 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| June 2002 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| June 2002 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| June 2002 | Thunderstorm Wind | Mangum | - | Wind was measured by the Oklahoma mesonet. |
| May 2001 | Hail | Mangum | - | Hail was reported on the north side of Mangum. |
| May 2000 | Hail | Mangum | - | Hail was reported at the intersection of Highway 9 and Highway 283. |
| May 2000 | Funnel Cloud | Mangum | - | A funnel cloud extending about 1/4 of the way to the ground dissipated in 1 minute. |
| June 1998 | Hail | Mangum | - | Golfball sized hail was reported by spotter on the Greer and Jackson County line. |
| July 1997 | Thunderstorm Wind | Mangum | - | measured at the Oklahoma Mesonet site |
| August 1997 | Flash Flood | Mangum | - | The intersection of US Hwy 283 and State Hwy 9 was flooded and closed. |
| May 2025 | Hail | Mangum | - | no account filed |
| February 2023 | Hail | Mangum | - | no account filed |
| March 2021 | Hail | Mangum | - | no account filed |