| August 1999 | Lightning | Sparks | 1 hurt | Man struck by lightning while trimming a tree |
| July 2019 | Heavy Rain | Sparks | $60,000 | KTVN Channel 2 News reported that the roof on Reed High School leaked during heavy rainfall from thunderstorms on the afternoon of 25 July. A nearby mesonet reported 0.21 inches of rainfall from 1703PST to 1803PST. According to Washoe County School District, three sections of the roof were being replaced at the time. All three sections leaked in multiple areas. Walls, ceilings, floors, and 36 computers were damaged by the rain water. Preliminary damage estimates were $40-60K according to the school district. |
| July 2025 | Flash Flood | Sparks | $20,000 | Nevada DOT Reno reported flooding on Rock Blvd which prompted the closure of the road near I-80. |
| July 2005 | Flash Flood | Sparks | $5,000 | Heavy rainfall caused flash flooding in the Spanish Springs area of Sparks. A total of 1.19 inches of rain was recorded at the weather observing station at Spanish Springs High School during a period of 30 to 40 minutes. Muddy water and small rocks flowed down streets above Vista Blvd. in Sparks. |
| July 2005 | Thunderstorm Wind | Sparks | $3,000 | Straight-line winds from a thunderstorm downburst caused damage along Pyramid Highway north of Sparks. Roofing tiles and metal siding was damaged on a house. Shingles were also blown off of another house. |
| July 2005 | Thunderstorm Wind | Sparks | $3,000 | Strong winds estimated at around 55 kt (63 mph) knocked over small trees and broke tree limbs near Vista Blvd. in Sparks. A stop sign was also reportedly blown over. |
| June 2006 | Thunderstorm Wind | Sparks | $1,000 | A wind gust estimated at 39 kt (45 mph) caused damage near Los Altos Parkway in Sparks. The Reno Gazette-Journal reported that a few fences were knocked down by the strong winds. One homeowner had six feet of wood fence destroyed, along with two screen-glass doors that were shattered. |
| August 1999 | Thunderstorm Wind | Sparks | $500 | A 14" tree branch was blown onto a car, minor damage reported. |
| August 2025 | Flash Flood | Sparks | - | Minor debris and roadway flooding on South Rock Blvd along both directions near Hymer Ave in Sparks. Additional flooding was reported throughout the city of Sparks, with rainfall estimations up to 1.15 inches. |
| July 2024 | Flood | Sparks | - | Law enforcement reported 0.25 mi SW of Sparks, NV, of ponding water over the roadway causing a portion of Rock Blvd to be temporarily closed. |
| July 2024 | Heavy Rain | Sparks | - | A mesonet station NSPA (DRI) located 2.8 mi S of Sparks, NV, reported a total rainfall amount of 0.54 inches. |
| June 2021 | Flood | Sparks | - | Urban flooding of typical flood prone spots. |
| June 2021 | Flood | Sparks | - | Training thunderstorms produced heavy rainfall over Spanish Springs, particularly near Pyramid and La Posada. Standing water on many roads and field access impossible. Washoe Alert gauge reported 1.69 inches in 3 hours and that station was not in the core of the storms. |
| December 2021 | Flood | Sparks | - | NDOT closed I-80 and Rock Blvd underpass due to minor flooding. |
| December 2018 | Heavy Rain | Sparks | - | CO-OP observer SRKN2 in Sparks reported 0.75 inches of rainfall in a 24-hour period from 24 December 0700PST to 25 December 0700PST. |
| March 2018 | Heavy Rain | Sparks | - | CoCoRaHS station NV-WH-87, 1 mile north-northeast of Sparks reported 1.00 inch of storm total rainfall from 20 March 0535PST to 23 March 0535PST. |
| May 2018 | Heavy Rain | Sparks | - | Mesonet C3920, 2 miles north-northeast of Sparks (elevation 4596 feet) reported 0.27 inches of rainfall within 15 minutes from 19 May 1633PST to 1648PST and 0.55 inches of rainfall within an hour from 19 May 1618PST to 1718PST. |
| May 2018 | Heavy Rain | Sparks | - | CoCoRaHS station NV-WH-147, 6 miles south-southwest of Sparks reported 0.61 inches of rainfall in a 24-hour period from 24 May 0600PST to 25 May 0600PST. |
| July 2015 | Thunderstorm Wind | Sparks | - | KRNV News 4 posted a picture of a 70 foot tree which fell onto a house in Sparks. |
| May 2009 | Hail | Sparks | - | A trained weather spotter reported three-quarter-inch hail between Sun Valley and Sparks. |
| July 2006 | Hail | Sparks | - | Nickel size hail (0.88 inch) was reported by an amateur radio operator in Spanish Springs. |
| July 2005 | Thunderstorm Wind | Sparks | - | A 53 kt (61 mph) wind gust was reported at the wind sensor at Spanish Springs High School north of Sparks. |
| July 2005 | Thunderstorm Wind | Sparks | - | A 53 kt (61 mph) wind gust was reported at the Desert Springs RAWS sensor. |
| June 2005 | Flash Flood | Sparks | - | A flash flood in the Sparks and Spanish Springs area was caused by very heavy rainfall. In a period of two hours 1.57 inches of rain fell in Sparks, causing flash flooding on Sparks Blvd. and at the intersection of Springland Drive and Baring Blvd. in Sparks. |
| July 2004 | Hail | Sparks | - | Golfball-sized hail was reported in Palomino Valley, north of Reno. |
| August 2002 | Tornado (F0) | Sparks | - | tornado in Spanish Springs |
| February 2000 | Tornado (F0) | Sparks | - | Pilot and public reported a small tornado located 5 miles north of Sparks in Spanish Springs Valley. No injuries were reported and only minor property damage, the amount of which is unknown. |
| July 1999 | Tornado (F0) | Sparks | - | Small tornado observed by off-duty NWS meteorologist in the hills east of Sparks. The tornado was on ground for approximately 2 minutes. Tornado remained over unpopulated area causing no damage. Path length and width are estimated. |
| July 1999 | Flood | Sparks | - | Off-duty NWS hydrologist reported heavy rain from thunderstorms caused street flooding in Sparks with water rising over bumpers on cars and up to businesses along the streets. Several streets temporarily closed. No damage or injuries reported. |
| September 1998 | Flood | Sparks | - | 30 minute rainfall resulting in 8 inches of water flowing through Sparks Rib Cook-Off booths along Pyramid Way and Victorian Square. Minor flooding also reported along Rock Blvd, also in Sparks. |
| July 2005 | Hail | Sparks | - | no account filed |
| July 2005 | Hail | Sparks | - | no account filed |
| July 2001 | Hail | Sparks | - | no account filed |
| July 2001 | Hail | Sparks | - | no account filed |
| July 2001 | Hail | Sparks | - | no account filed |