Calhoun County, Iowa
Tornadoes, hail, floods and severe storms recorded here between 1953 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
37
Tornado reports
132
Hail reports
61
Floods since 1996
609
All events
4
Deaths
$58.6M
Property damage
Tornado paths in Calhoun County
The part of each tornado’s path NOAA recorded in this county, 37 in all. Zoom in and the paths widen to their surveyed width.
EF0EF1EF2EF3EF4EF5Unrated
Year by year
All storm eventsTornadoes
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
Most significant events
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
Tornado F4 Tornado
This was the first and strongest tornado of the day. It developed west southwest of Lake City and produced tree and power line damage. The tornado moved into and across the southern portion of Lake City. Imagery from UAV's and chasers show that the tornado was multi-vortex as it …
Tornado F3 Tornado
Heavy Snow Heavy Snow
Heavy Rain Heavy Rain
Cocorahs station IA-CH-5 Manson 2.0 SSE measured 4.64 inches of rain.
Thunderstorm Wind Thunderstorm Wind
Personal weather station gust to 62 mph.
Hail Hail
Blizzard Blizzard
High Wind High Wind
Hail Hail
Reported from mping.
Thunderstorm Wind Thunderstorm Wind
Empty cattle semi blown over. Time estimated.
Thunderstorm Wind Thunderstorm Wind
Lean-to shed uprooted from ground, carried and destroyed. Took out power lines and collided with garage. Large healthy pine tree snapped few feet from the base.
High Wind High Wind
Blizzard Blizzard
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Heavy Rain Heavy Rain
Storm total of 5.5 inches.
Hail Hail
Spotter submitted photo of quarter sized hail in Rockwell City. Time of occurrence was estimated from radar.
Thunderstorm Wind Thunderstorm Wind
Semi blown over and trees down near Rockwell City.
Thunderstorm Wind Thunderstorm Wind
Trees and power lines down as reported from emergency manager.
Tornado EF1 Tornado
Video from storm chaser provided footage for entire life cycle of tornado. The tornado formed just northwest of the hamlet of Rands and produced EF1 damage to telephone poles. The tornado traveled almost due north along Quinton Avenue and passed east of the Rockwell City Correcti…
Tornado EFU Tornado
A storm chaser caught video of this weak tornado south of Manson. It was a brief tornado which moved northward in open rural farmland. No damage indicators were impacted by this tornado, hence the EFU rating.
Drought Drought
Rainfall in the middle and later portion of March helped to improve hydrologic conditions across Calhoun county by the end of the month with severe drought ending in the county.
Drought Drought
Above normal temperatures and below normal precipitation allowed severe drought conditions to persist across southern Calhoun county.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Winter Storm Winter Storm
Blizzard Blizzard
Winter Storm Winter Storm
Combination of snow around 5 inches with wind gusts around 40mph.
Drought Drought
Severe drought persisted in southern Calhoun county during January with temperatures remaining above normal. Precipitation was slightly above normal but this did little to help improve the longer term dryness across the area.
Drought Drought
Severe drought conditions remained across southern Calhoun county through December with above normal temperatures. Rainfall was above normal but did little to alleviate drought conditions, particularly longer term deficits.
Drought Drought
Severe drought conditions persisted in southern Calhoun county for the duration of November given lack of rain and above normal temperatures.
Drought Drought
Severe drought conditons maintained a presence in Calhoun county during the month of October. Temperatures remained above normal during the month with near normal rainfall although longer range precipitation remains well below normal.
Drought Drought
Widespread severe drought persisted in much of Calhoun county during September given the above normal temperatures and below normal precipitation.
Funnel Cloud Funnel Cloud
Delayed report of a funnel cloud near Rockwell City via social media. Time and location estimated via radar.
Thunderstorm Wind Thunderstorm Wind
Tree down and blocking Highway 175 in Lake City.
Drought Drought
Severe drought affected Calhoun County as above normal temperatures and below normal rainfall occurred during August.
Hail Hail
Drought Drought
Despite a few different periods of rain during the month, severe drought conditions persisted in Calhoun County during July.
Drought Drought
Severe drought expanded into Calhoun County by mid June with below normal rainfall and very warm temperatures. The drought continued through the end of the month.
Tornado EFU Tornado
Brief tornado reported by storm chaser southwest of Fonda. No damage indicators were impacted, therefore the EFU rating.
Tornado EFU Tornado
Tornado developed east of Pomeroy and moved north passing into Pocahontas county shortly after forming. The tornado remained in open fields in Calhoun county and did not impact any damage indicators, hence the EFU rating for this portion of the path.
Drought Drought
Severe drought across portions of Calhoun county ended by late in the month as precipitation returned to normal.
Drought Drought
Severe drought conditions persisted across much of Calhoun county during March as below normal precipitation and stream flow continued.
Drought Drought
Severe to extreme drought occurred in Calhoun county in February although this improved to only severe as wet conditions and some thawing allowed infiltration of water into the ground.
Winter Storm Winter Storm
Combination of at least 4 inches of snow and wind gusts over 40 mph.
Heavy Snow Heavy Snow
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2026 | 1 | 0 |
| 2025 | 11 | 0 |
| 2024 | 13 | 2 |
| 2023 | 18 | 2 |
| 2022 | 11 | 0 |
| 2021 | 16 | 5 |
| 2020 | 20 | 0 |
| 2019 | 13 | 0 |
| 2018 | 28 | 0 |
| 2017 | 20 | 0 |
| 2016 | 18 | 0 |
| 2015 | 24 | 2 |
| 2014 | 40 | 0 |
| 2013 | 10 | 0 |
| 2012 | 23 | 0 |
| 2011 | 9 | 0 |
| 2010 | 25 | 0 |
| 2009 | 15 | 0 |
| 2008 | 20 | 2 |
| 2007 | 29 | 2 |
| 2006 | 10 | 1 |
| 2005 | 23 | 1 |
| 2004 | 21 | 2 |
| 2003 | 20 | 0 |
| 2002 | 4 | 0 |
| 2001 | 18 | 0 |
| 2000 | 12 | 0 |
| 1999 | 19 | 1 |
| 1998 | 39 | 3 |
| 1997 | 12 | 0 |
| 1996 | 23 | 0 |
| 1995 | 1 | 0 |
| 1994 | 2 | 0 |
| 1993 | 1 | 0 |
| 1992 | 1 | 0 |
| 1990 | 2 | 1 |
| 1989 | 2 | 1 |
| 1988 | 3 | 0 |
| 1987 | 1 | 1 |
| 1986 | 3 | 1 |
| 1984 | 1 | 1 |
| 1983 | 3 | 0 |
| 1982 | 1 | 0 |
| 1981 | 2 | 1 |
| 1980 | 3 | 0 |
| 1979 | 1 | 1 |
| 1978 | 1 | 1 |
| 1977 | 2 | 1 |
| 1970 | 3 | 0 |
| 1967 | 3 | 0 |
| 1965 | 2 | 2 |
| 1963 | 1 | 1 |
| 1960 | 2 | 0 |
| 1959 | 1 | 0 |
| 1954 | 1 | 1 |
| 1953 | 1 | 1 |
Search your address
See every tornado that passed within 25 miles of a place in Calhoun County, measured to its path.
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