| August 2004 | Thunderstorm Wind | Hiawatha | 1 hurt, $20,000 | A mile long swath of straight line winds estimated at 70 mph occurred along Boyson Road in the northern part of Hiawatha. Damage was sustained to the local Farm Bureau office, the Hiawatha Care Center, a gas station, a banking center, and a sign company. A 91 year old female resident of the Care Center was injured when part of the wall was knocked out with damage to the roof. |
| May 1994 | Thunderstorm Wind | Hiawatha | $50,000 | no account filed |
| July 2019 | Lightning | Hiawatha | $20,000 | Local broadcast media relayed a report that a lightning strike totaled a vehicle at Apple Kids Childcare. |
| April 2006 | Hail | Hiawatha | $4,000 | Total hail duration 5 minutes with most of it just under penny size. |
| August 2000 | Thunderstorm Wind | Hiawatha | $2,000 | Large tree limbs knocked down. |
| September 2016 | Flash Flood | Hiawatha | $1,000 | Local law enforcement reports high water caused a driver to abandon his car. Ellis Boulevard was barricaded at 4 locations due to high water. The time of the event was estimated. |
| April 2026 | Hail | Hiawatha | - | Relayed by emergency management. |
| April 2025 | Flash Flood | Hiawatha | - | A trained spotter reported that a creek was flowing out of its banks along Center Point road near Interstate 380. They also submitted photos of the flooded creek. Rainfall reports around the area ranged from 2 to 3 inches. |
| July 2025 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported that a very large tree was snapped off 10 feet above the ground, and was blocking the road. |
| May 2024 | Thunderstorm Wind | Hiawatha | - | Eight to ten inch diameter tree snapped. The time was based on radar data. |
| May 2024 | Thunderstorm Wind | Hiawatha | - | Spotter estimated severe wind gusts. |
| July 2024 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported a large tree limb down and powerlines down. The time of the event was estimated using radar. |
| March 2023 | Thunderstorm Wind | Hiawatha | - | Pea sized hail also fell with the strong winds. |
| July 2023 | Thunderstorm Wind | Hiawatha | - | Trained spotter reported a 90 mph wind gust along the leading edge of the thunderstorm. |
| July 2023 | Thunderstorm Wind | Hiawatha | - | Trained spotter reporting 90 mph wind gusts for at least 6 minutes, with zero visibility. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported large tree limbs down. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | A public report of estimated winds with a thunderstorm gust front ased on a brief power outage. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported power lines down. Estimated winds to be sustained at 55 MPH. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported thunderstorm wind gusts began around 905 PM and lasted about 10 to 15 minutes. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | A member of the public reported a tree down. |
| July 2022 | Thunderstorm Wind | Hiawatha | - | Thunderstorm outflow winds knocked out power. |
| April 2020 | Hail | Hiawatha | - | Measured by KGAN studios. |
| April 2020 | Hail | Hiawatha | - | Report from KGAN studios, where at least one wind shield was broken. |
| April 2020 | Hail | Hiawatha | - | Considerable damage was reported to nearby vehicles. |
| July 2020 | Thunderstorm Wind | Hiawatha | - | A large tree limb was broken off outside of the TV news station. |
| July 2020 | Thunderstorm Wind | Hiawatha | - | A large tree was blown down, falling through a garage. |
| July 2020 | Thunderstorm Wind | Hiawatha | - | A spotter estimated high winds. |
| July 2018 | Thunderstorm Wind | Hiawatha | - | A trained spotter reported maximum wind gusts around 60 mph. |
| May 2018 | Thunderstorm Wind | Hiawatha | - | A trained spotter estimated a wind gust of 60 MPH. |
| September 2018 | Thunderstorm Wind | Hiawatha | - | A trained spotter estimated max wind gusts of 60 mph. |
| August 2016 | Flash Flood | Hiawatha | - | Law Enforcement reported a road closure in town due to water over the road. |
| June 2015 | Flash Flood | Hiawatha | - | Urban flash flooding resulted in water up to 4 feet deep in place. A spotter reported water over the hood of a small car near Blairs Ferry Road and C Avenue. |
| July 2014 | Flood | Hiawatha | - | Heavy rain across the Upper Midwest and eastern Iowa during the last two weeks of June caused the Cedar River at Cedar Rapids to rise above the major flood stage of 16 feet during the first week in July. The first occurred between 100 PM on July 1 and 600 AM on July 2 with a crest of 16.4 feet at 600 PM on July 1. The second rise above the major flood stage occurred between noon on July 3 and 745 PM on July 4 with a crest of around 16.5 feet around 600 AM on July 3. |
| May 2013 | Flood | Hiawatha | - | Heavy rains the last week in May caused a rapid rise on the Cedar River in Cedar Rapids. The river rose above the major flood stage of 16 feet at midday and remained above the major flood stage through the end of the month. |
| September 2013 | Thunderstorm Wind | Hiawatha | - | A trained spotter from Minnesota reported a 5 inch branch down. They estimated the winds to be 50 to 60 MPH. Time of the event was estimated using radar. |
| June 2012 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 70 mph snapped a 10 inch diameter tree limb near the spotters residence about 5 miles north of Cedar Rapids, IA around 540 pm CDT June 29. Numerous power outages were also observed. |
| March 2012 | Hail | Hiawatha | - | Nickel sized hail fell 5 miles north northeast of Cedar Rapids at 901 pm CDT March 31. |
| March 2012 | Hail | Hiawatha | - | Pea to quarter sized hail fell near Blairs Ferry Road and 10th between Cedar Rapids and Hiawatha at 925 pm CDT March 31. The hail covered the ground. |
| March 2012 | Hail | Hiawatha | - | Nickel to quarter sized hail fell on the northeast side of Cedar Rapids at 928 pm CDT March 31. |
| August 2012 | Thunderstorm Wind | Hiawatha | - | A trained spotter estimated thunderstorm wind speeds of 60 to 65 mph. |
| June 2011 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 70 mph were observed 5 miles north of Cedar Rapids, IA at 735 pm CDT June 8. A power outage was also observed on the northeast side of Cedar Rapids. |
| June 2011 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 70 to 80 mph were observed 5 miles north of Cedar Rapids, IA at 745 pm CDT June 8. Large tree branches were blown down in the middle of the street. |
| July 2011 | Thunderstorm Wind | Hiawatha | - | A 70 mph wind gust was recorded 5 miles north northeast of Cedar Rapids, IA at 943 pm CDT July 22. |
| July 2011 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 60 mph were observed 5 miles north northeast of Cedar Rapids, IA at 1055 am CDT July 24. |
| July 2011 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 70 mph blew down some tree branches about 5 miles north of Cedar Rapids, IA at 1102 am CDT July 24. |
| August 2011 | Hail | Hiawatha | - | Quarter-sized hail lasted 3 to 4 minutes. |
| August 2011 | Thunderstorm Wind | Hiawatha | - | A fence was blown down, and a 12-inch diameter tree was down. Six-inch limbs were also down in the area. |
| August 2011 | Hail | Hiawatha | - | Quarter-sized hail was accompanied by heavy rain. |
| April 2011 | Hail | Hiawatha | - | Quarter sized hail fell in Hiawatha, IA at 645 pm CDT April 3. |
| September 2010 | Hail | Hiawatha | - | Quarter-sized hail fell in Hiawatha, IA at 118 pm CDT September 21. |
| September 2010 | Hail | Hiawatha | - | Quarter-sized hail fell about 5 miles north northeast of Cedar Rapids, IA at 119 pm CDT September 21. |
| June 2010 | Thunderstorm Wind | Hiawatha | - | Wind gusts estimated to be 65 mph were observed about 3 miles north of Cedar Rapids, IA at 615 pm June 18. |
| June 2010 | Thunderstorm Wind | Hiawatha | - | Wind gusts measured to be 70 mph were observed about 5 miles north northeast of Cedar Rapids, IA at 608 pm June 18. |
| August 2009 | Flash Flood | Hiawatha | - | Heavy rains resulted in flash flooding of the Hiawatha Road in Hiawatha, IA during the early morning hours of August 26. Six to eight inches of water was covering the road. |
| June 2005 | Hail | Hiawatha | - | Dime to nickel sized hail |
| May 2004 | Hail | Hiawatha | - | Covered the ground. |
| July 2001 | Thunderstorm Wind | Hiawatha | - | Large trees and power poles snapped. Reported by emergency management. |
| June 1999 | Flood | Hiawatha | - | Heavy rain of just over 2 inches in an hour flooded several streets. Cars were stranded in standing water onNorth Center Point Road and Robins Road. |
| April 2023 | Hail | Hiawatha | - | no account filed |
| April 2023 | Hail | Hiawatha | - | no account filed |