| June 2004 | Tornado (F1) | Sterling | 2 hurt, $1,900,000 | A tornado touched down in downtown Sterling, causing extensive damage. At least two commercial buildings, including a car dealership, and one college dormitory lost roofs. Several trees were uprooted; one caused major damage to a home when it fell on it. A semi-truck was also knocked on its side. Downed power lines caused scattered electrical outages which affected about 6,000 customers. A total of 150 buildings received some degree of damage. Four families were left homeless and two residents received minor injuries. Some of the damage to property and structures included: $550,000 for damaged vehicles, $500,000 to the county fairgrounds including the stadium and arena, $200,000 to Sterling High School, $70,000 to Northeastern Junior College, and $20,000 to city property. The total economic impact to Sterling which also involved cleanup and repair was estimated to be between $5 million and $7 million. |
| July 2000 | Lightning | Sterling | 1 hurt | A man received minor injuries when lightning struck a nearby fence, shocking him. He was opening a gate attached to the fence when the bolt hit. Lightning also sparked two small grassfires in the area, but the heavy rain that accompanied the storm quickly extinguished them. |
| May 2015 | Flash Flood | Sterling | $25,000 | The small levee breached at the inlet ditch for North Sterling Reservoir. |
| June 2024 | Flash Flood | Sterling | $10,000 | Reports of flooded roads with water 2 to 3 feet deep in some areas. Hail clogged the city's storm drains. The basements of the Logan County Courthouse and the courthouse annex flooded. |
| July 1998 | Hail | Sterling | $2,500 | no account filed |
| August 2025 | Hail | Sterling | - | Delayed report via CoCoRaHS observer. |
| June 2025 | Hail | Sterling | - | Report from mping. |
| June 2025 | Thunderstorm Wind | Sterling | - | Mesonet station (CDOT) on I-76 Sterling. |
| August 2025 | Thunderstorm Wind | Sterling | - | The report was received from mesonet station CO035 I-76 near Sterling. The peak gust of 58 knots was reported at 1904, but the first reported gust of 50 knots was at 1854. |
| August 2024 | Thunderstorm Wind | Sterling | - | The mesonet station CO035 I-76 Sterling. |
| June 2024 | Thunderstorm Wind | Sterling | - | From CDOT station on I-76 near Sterling. |
| June 2024 | Hail | Sterling | - | Also estimated 55 to 60 mph winds. |
| June 2024 | Thunderstorm Wind | Sterling | - | Mesonet weather station CO035 at I-76 Sterling. |
| September 2024 | Thunderstorm Wind | Sterling | - | Weather station CO035 I-76 Sterling. |
| May 2021 | Tornado (EF1) | Sterling | - | A tornado touched down and knocked power poles down along State Highway 61. |
| July 2021 | Thunderstorm Wind | Sterling | - | Intense thunderstorm winds knocked down several power poles. |
| June 2021 | Thunderstorm Wind | Sterling | - | Intense thunderstorm winds downed a powerline north of Sterling. |
| July 2021 | Thunderstorm Wind | Sterling | - | Intense thunderstorm winds knocked down a tree along with nearby power lines. Broken tree limbs damages a car as well. |
| July 2020 | Hail | Sterling | - | The combination of large hail and heavy rain downed tree limbs. |
| September 2019 | Hail | Sterling | - | In addition to large hail, wind gusts in excess of 60 mph were observed. |
| May 2018 | Thunderstorm Wind | Sterling | - | Intense thunderstorm winds ripped apart a livestock shed. |
| July 2018 | Hail | Sterling | - | Extensive crop damage was observed in the area between Sterling and Iliff. |
| July 2014 | Thunderstorm Wind | Sterling | - | A wet microburst caused tree damage and downed power lines in and around Sterling. |
| August 2013 | Thunderstorm Wind | Sterling | - | Several trees were blown down. |
| August 2011 | Thunderstorm Wind | Sterling | - | Damaging winds were reported at the Logan County Fairgrounds. |
| August 2011 | Thunderstorm Wind | Sterling | - | Thunderstorm winds blew over a row of trailers and recreational vehicles at the Logan County Fairgrounds. |
| August 2009 | Thunderstorm Wind | Sterling | - | Intense thunderstorm winds downed several power lines. At least 1,200 homes were without power in parts of Sterling and Atwood. The wind also wreaked havoc at the fairgrounds where tents and awnings covering booths were blown off. |
| July 2009 | Thunderstorm Wind | Sterling | - | Microburst winds downed a light pole in Sterling, along with several trees. A roof was also torn off an apartment building. |
| July 2009 | Tornado (EF0) | Sterling | - | A tornado touched down briefly but did no damage. |
| May 2008 | Thunderstorm Wind | Sterling | - | Outflow winds from a severe thunderstorm knocked downed a tree and downed power lines. |
| June 2006 | Tornado (F0) | Sterling | - | A small tornado touched down but did no damage. |
| April 2005 | Tornado (F0) | Sterling | - | A tornado touched down briefly but did no damage. |
| May 2005 | Tornado (F0) | Sterling | - | A small tornado touched down briefly but did no damage. |
| June 2003 | Tornado (F0) | Sterling | - | A small tornado touched down but did no damage. |
| July 2003 | Thunderstorm Wind | Sterling | - | Strong winds snapped tree limbs, 10 inches in diameter. |
| July 2001 | Heavy Rain | Sterling | - | A wet microburst caused the roof of a service garage at a Cadillac dealership to collapse. Four cadillacs being serviced at the time were damaged. |
| May 2000 | Tornado (F1) | Sterling | - | A tornado touched down and destroyed a barn. |
| August 1999 | Thunderstorm Wind | Sterling | - | Thunderstorm winds gusting to 82 mph (71 kts) downed large tree limbs in Sterling. |
| June 1997 | Flash Flood | Sterling | - | Thunderstorms with torrential rain and hail flooded the Sterling area during the late afternoon. Two to three inches of rain fell in a 30 minute period. The town was left immobilized as the water was several feet deep in places. Snowplows had to be called to remove hail from Interstate 76. |
| June 2025 | Hail | Sterling | - | no account filed |
| June 2024 | Hail | Sterling | - | no account filed |
| June 2024 | Hail | Sterling | - | no account filed |
| June 2024 | Hail | Sterling | - | no account filed |
| July 2023 | Hail | Sterling | - | no account filed |
| July 2023 | Hail | Sterling | - | no account filed |
| August 2023 | Hail | Sterling | - | no account filed |
| June 2023 | Hail | Sterling | - | no account filed |
| June 2023 | Hail | Sterling | - | no account filed |
| June 2023 | Hail | Sterling | - | no account filed |
| June 2023 | Hail | Sterling | - | no account filed |
| June 2022 | Hail | Sterling | - | no account filed |
| May 2021 | Thunderstorm Wind | Sterling | - | no account filed |
| June 2021 | Thunderstorm Wind | Sterling | - | no account filed |
| July 2021 | Thunderstorm Wind | Sterling | - | no account filed |
| October 2021 | Hail | Sterling | - | no account filed |
| May 2020 | Hail | Sterling | - | no account filed |
| July 2020 | Thunderstorm Wind | Sterling | - | no account filed |
| June 2020 | Thunderstorm Wind | Sterling | - | no account filed |
| June 2020 | Thunderstorm Wind | Sterling | - | no account filed |
| June 2020 | Hail | Sterling | - | no account filed |