| November 2005 | Tornado (F3) | Washington | 31 hurt, $11,600,000 | An F3 tornado touched down near Washington, Indiana on the afternoon of 15 November 2005, and proceeded northeast for 12 miles, lifting at Crane Naval Base in Martin County. The tornado was up to 1/4 mile wide at times. The worst damage occurred 4 miles northeast of Montgomery. K&K Industries sits at that site. Abe Knepp, the owner, is also a chaplain for Daviess County Emergency Management, and was monitoring law enforcement radio traffic while at work. His decision to send his 120 employees home early likely saved several lives, as the plant was destroyed by the tornado 30 minutes after it was cleared. 123 homes and 20 businesses sustained damage in Daviess County. Despite the amount of damage, only one of the 31 reported injuries was considered serious. |
| April 1998 | Thunderstorm Wind | Washington | 1 hurt, $5,000 | Thunderstorms brought down trees and power lines in Glendale Wildlife Area. Tree fell on camper causing slight injury. |
| April 2006 | Flash Flood | Washington | $100,000 | Portions of Washington were flooded with several feet of water. At least 30 people required evacuation from their homes by fire department personnel with boats. |
| June 1996 | Thunderstorm Wind | Washington | $100,000 | no account filed |
| May 2002 | Flash Flood | Washington | $50,000 | Water covered SR 257 |
| May 2024 | Thunderstorm Wind | Washington | $40,000 | Straight line wind damage to trees was observed through eastern Daviess County. There was a localized area of more intense damage southwest of Washington. |
| March 2017 | Tornado (EF2) | South Washington | $40,000 | The parent storm was moving southeast at 60 mph through southwest Daviess County, with a brief spin-up occurring along the line. This EF-2 tornado, with winds of approximately 113 mph, did damage that included walls blown out of a garage that was attached to a home, along with the destruction of a pole barn. |
| July 2025 | Flash Flood | Washington | $25,000 | Photos and videos showed street and parking lot flooding that encroached on homes. This includes State Rd 57 from E National Highway to Blockade St and SE 3rd St in downtown Washington. |
| September 2002 | Tornado (F2) | Washington | $25,000 | no account filed |
| May 2013 | Thunderstorm Wind | Washington | $20,000 | Roof damage was reported in downtown Washington due to damaging thunderstorm wind gusts. One of the roofs was only 2 years old and debris from it flew three blocks. Some damage to old trees and structurally unsound out-buildings and canopys were also noted. Thunderstorm wind damage was observed from Southwest 5th Street to Northeast 21st Street. |
| May 2011 | Thunderstorm Wind | Washington | $20,000 | A 65 to 70 mph thunderstorm wind gust was reported in this location with a wall cloud. Shingles were also reported to be blown off homes. |
| July 1995 | Thunderstorm Wind | Washington | $15,000 | A 60 mph wind gust was reported at Washington where several trees and power lines were blown down. |
| January 2008 | Thunderstorm Wind | Washington | $12,000 | Damaging thunderstorm winds caused a semi truck to overturn on State Route 57. |
| June 2019 | Flash Flood | Washington | $10,000 | Dispatch reported significant water issues in Washington with numerous roads underwater due to thunderstorm heavy rainfall. |
| May 2019 | Thunderstorm Wind | Washington | $10,000 | A trained spotter reported several power poles down and a few trees uprooted in Washington due to strong thunderstorm wind gusts and a saturated ground. A 40 mph wind gust was noted nearby in Washington. |
| January 2007 | Flood | Washington | $10,000 | The White River in Daviess County flooded through much of January. Crests were as high as 8.6 feet above flood stage. |
| December 2006 | Flood | Washington | $10,000 | The White River flooded in Daviess County. The river crested at nearly four feet above flood stage. High water remained in southwest Indiana into January. |
| December 2006 | Flood | Washington | $10,000 | The White River flooded in Daviess County. The river crested at nearly 6 feet above flood stage. |
| March 2017 | Thunderstorm Wind | South Washington | $7,000 | A school's portable building was blown off it's foundation due to damaging thunderstorm wind gusts. A nearby trailer was also damaged. |
| June 2022 | Thunderstorm Wind | Washington | $5,000 | Thunderstorm winds snapped or uprooted multiple trees in residential section. |
| March 2017 | Thunderstorm Wind | Washington | $5,000 | A storage shed was blown over due to damaging thunderstorm wind gusts. Trees were also reported down and the power was out in the area. |
| June 2008 | Flash Flood | Washington | $5,000 | All four lanes of United States Highway 50 were under water due to heavy rainfall. |
| June 2010 | Thunderstorm Wind | Washington | $4,000 | Trees were reported down in this location due to damaging thunderstorm wind gusts. |
| May 2013 | Thunderstorm Wind | Washington | $3,000 | Tree damage was reported in this location due to damaging thunderstorm wind gusts. |
| July 2009 | Thunderstorm Wind | Washington | $3,000 | Trees were blown down by thunderstorm wind gusts. |
| August 2024 | Thunderstorm Wind | South Washington | $1,000 | Thunderstorm winds downed a tree at the intersection of County Roads 125 East and 400 South. |
| September 2018 | Flash Flood | Washington | $1,000 | Water was flowing over Highway 50 near Interstate 69 due to heavy rainfall. |
| June 2007 | Flood | Washington | $1,000 | Law enforcement reported water across county road 100 W just west of Washington. |
| May 1998 | Thunderstorm Wind | Washington | $1,000 | A few trees and numerous limbs were blown down. |
| January 2012 | Thunderstorm Wind | Washington | $750 | A telephone pole was reported down at Southwest 3rd and Washington Streets due to damaging thunderstorm wind gusts. Pea sized hail was also reported. |
| April 2015 | Flood | Washington | $500 | Some minor road flooding was occurring due to heavy thunderstorm rainfall. |
| June 2015 | Flood | Washington | $500 | Some minor street flooding occurred in this location due to heavy rainfall. |
| August 2013 | Flood | Washington | $500 | Flooding was occurred over Highway 50, east of Washington, due to thunderstorm heavy rainfall. |
| September 2013 | Flood | Washington | $500 | Flooding was occurred over Highway 50, east of Washington, due to thunderstorm heavy rainfall. |
| May 2011 | Thunderstorm Wind | Washington | $500 | A 10 inch tree was downed in this location due to damaging thunderstorm wind gusts. |
| June 2023 | Hail | South Washington | - | Thunderstorm hail lasted about five minutes. |
| May 2022 | Hail | Washington | - | Thunderstorm produced estimated 1.25 inch hail that was found along road after partially melting. |
| June 2019 | Thunderstorm Wind | Washington | - | An estimated 65 mph thunderstorm wind gust was reported in this approximate location. |
| May 2016 | Thunderstorm Wind | Washington | - | An estimated 60 mph thunderstorm wind gust was observed in this location. |
| April 2012 | Thunderstorm Wind | Washington | - | An estimated 90 mph thunderstorm wind gust was observed in Washington, Indiana. |
| July 2012 | Thunderstorm Wind | Washington | - | An estimated thunderstorm wind gust of 70 mph was observed in this location. |
| October 2010 | Thunderstorm Wind | Washington | - | A thunderstorm wind gust estimated at 60 to 70 MPH was observed at State Route 57 and Viola Avenue. Some rotation was possibly noted as well. |
| February 2006 | Thunderstorm Wind | Washington | - | Trees downed. |
| March 2005 | Thunderstorm Wind | Washington | - | A large tree and several limbs were taken down. |
| March 2005 | Thunderstorm Wind | Washington | - | Trees and power lines were blown down on Old Highway U.S. 50 West. |
| April 2005 | Thunderstorm Wind | Washington | - | Trees and power lines were blown down. |
| November 2005 | Thunderstorm Wind | Washington | - | Trees were downed. |
| May 1998 | Flood | Washington | - | Heavy rains flooded many parts of the county. |
| April 2026 | Hail | Washington | - | no account filed |
| May 2016 | Hail | Washington | - | no account filed |
| May 2016 | Hail | Washington | - | no account filed |
| April 2013 | Hail | South Washington | - | no account filed |
| April 2012 | Hail | Washington | - | no account filed |
| July 2012 | Hail | Washington | - | no account filed |
| July 2012 | Hail | Washington | - | no account filed |
| May 2006 | Hail | Washington | - | no account filed |
| July 2004 | Hail | Washington | - | no account filed |
| June 2004 | Hail | Washington | - | no account filed |
| May 2003 | Hail | Washington | - | no account filed |
| May 2003 | Thunderstorm Wind | Washington | - | no account filed |