De Kalb storm history
Storm events recorded in De Kalb, Missouri between 1950 and 2025.
351
Total events
19
Tornadoes
126
Hail
21
Floods
4
Deaths
$1.9M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Large F4 tornado touched down 2 miles south of Weatherby and moved east northeast. The tornado killed 3 persons near Weatherby. The 80 and 60 year old fatalities occurred in a destroyed frame house. Two mobile homes were destroyed with one having the 54 year old fatality. The tor…
A fatality accident occurred on a snowy roadway a couple days after a large winter storm impacted the region. In this case a vehicle ran out of control into oncoming traffic, striking another vehicle in a semi-head on collision. The occupant of the out of control vehicle passed a…
Thunderstorm Wind Thunderstorm Wind
Several downed power poles in Stewartsville.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
The ASOS at St. Joseph airport reported a minimum wind chill of 23 degrees below zero at 8z on Feb 20th (temp of minus 7). Wind chills of -17 or colder were reported for multiple time frames between Feb 18 and Feb 20.
Hail Hail
Video of chaser being hit by hail. Time and location estimated by radar.
Thunderstorm Wind Thunderstorm Wind
Downed tree limbs and power wires.
Thunderstorm Wind Thunderstorm Wind
Downed tree limbs and power wires.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
The nearest ASOS site to DeKalb County was St. Joseph Airport. The high and low temperatures at St. Joseph airport were as follows: Jan 12: High: 25 Low: 4 Jan 13: High: 5 Low: -11 Jan 14: High: -4 Low: -13 Jan 15: High: 3 Low: -12 Jan 16: High: 11 Low: -7 Jan 19: High: 10 Low: -…
Heat Heat
Max heat indices during the afternoons of August 19th through August 25th, 2023 primarily ranged from the 110 to 120 degree range.
Thunderstorm Wind Thunderstorm Wind
Estimated 60 mph wind gusts in Osborn.
Thunderstorm Wind Thunderstorm Wind
Measured 71 mph gust on the NW side of Cameron.
Thunderstorm Wind Thunderstorm Wind
Large tree was downed and blocked Highway C.
Hail Hail
Golf ball sized hail was reported on the north side of Cameron.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
An arctic air mass sent temperatures below zero along with strong winds. Minimum wind chills across the region generally ranged from -30 to -40 degrees between roughly 10 am on 12/22 to noon on 12/23.
Drought Drought
Significant precipitation deficits over the previous several months yielding D2 drought conditions continuing into early November before improving to D1 on November 8th.
Thunderstorm Wind Thunderstorm Wind
County dispatch reported a 60 mph wind near Maysville.
Hail Hail
Hail Hail
High Wind High Wind
Through the afternoon on December 15th strong wind caused sustained winds in the 40 to 50 mph range, with frequent gusts well over 60 mph. While most ASOS and AWOS stations recorded gusts around 65 mph, there were several reports of higher winds and damage representative of aroun…
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Several 2 to 4 inch tree limbs were down around Union Star.
Flash Flood Flash Flood
Portions of Highway J were overflowing with water.
Flash Flood Flash Flood
Numerous roads across Dekalb County were submerged, with some water rescues in Clarksdale.
Tornado EF0 Tornado
Emergency management from DeKalb County notified the office that there were power poles and power lines down on two roads that are about a mile apart. The path of damage between these two roads was pretty narrow, and radar indicated some weak rotation, so a tornado was deemed the…
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
In the third night of bitter cold across the area, temperatures dropped well below zero and with winds around 10-20 mph wind chills overnight going into Sunday morning dropped to around 20 to 30 below.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
In the second night of bitter cold across the area, temperatures dropped well below zero and with winds around 10-20 mph wind chills overnight going into Monday morning dropped to around 20 to 30 below.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
In the first night of bitter cold across the area, temperatures dropped well below zero and with winds around 10-20 mph wind chills overnight going into Sunday morning dropped to around 20 to 30 below.
Winter Storm Winter Storm
During the day on December 29, a potent winter storm moved into the area. The precipitation started as primarily snow during the morning hours producing a couple inches of accumulation, but switched to freezing rain just before 10 am as warm air aloft moved over the area. Moderat…
Thunderstorm Wind Thunderstorm Wind
Several structures were blown down or sustained damage at and around the intersection of HWY 6 and McCartney Road. A barn was destroyed and a couple residences on either side of the intersection sustained some roof damage. Powerlines along hwy 6 were also down.
Hail Hail
Hail Hail
Winter Storm Winter Storm
Freezing rain occurred through much of the night going into January 11, and caused around a quarter to one-third inch accumulation. This occurred prior to about 2 to 3 inches of snow falling. This resulted in several auto accidents.
Winter Storm Winter Storm
Light to moderate snow fell across the area on December 15, accumulating six to 8 inches across the county by the end of the day. There was one fatality that occurred along Route J in Dekalb County a couple days later due to a snowy roadway. That report is included in a separate …
Thunderstorm Wind Thunderstorm Wind
Several power lines were down near the town of Osborn.
Hail Hail
This stone measured 1.52 inch from the PSU field project.
Hail Hail
Hail Hail
Large spike was noted, leading to the measurement of 2.5 inches. The core of the hail stone was closer to golf ball sized. The PSU field project measured and reported this stone.
Hail Hail
Large spike was noted on this stone, resulting in the 2.5 inch measurement, but the core of the stone was closer to golf ball.
Ice Storm Ice Storm
While light freezing drizzle occurred off and on February 5, the bulk of the freezing rain fell during the overnight period on February 6 into February 7. Over the course of the event DeKalb County received approximately a quarter inch of ice accumulation. Numerous vehicle accide…
High Wind High Wind
A combination of trained spotters and area automated weather observations indicated 60 to 65 mph winds occurred across DeKalb County.
Winter Storm Winter Storm
Between 8 and 10 inches of snow fell across DeKalb County, with most of it falling over the course of the first 12 hours. Light snow continued into the next day (January 12), but was fairly light, and only accounted for 1 to 2 inches.
Blizzard Blizzard
Blizzard conditions started after a few hours of lightly to moderately falling snow. Once the heavy snow arrived winds gusted up to 46 mph for nearly 4 hours, creating whiteout conditions , officially measured by the ASOS at nearby KLWD as sub-quarter mile for that duration. Desp…
Drought Drought
Due to widespread dry conditions through the summer and early fall of 2018 most counties experienced extreme to exceptional drought (D3-D4). While some counties saw marked improvement through the late summer and early fall the drought continued into the second week of October. Th…
Drought Drought
The drought of 2018 continued for DeKalb County, however an influx of some moisture brought some minor relief to the county. Conditions improved from D4 to D3 during the month of September, but the impacts and losses of several crops were already felt across the region. The amoun…
Drought Drought
DeKalb County reached or maintained D4 drought status for the entire month. While rain did move into the area through the month, the ground was dry enough from the below normal precipitation and above normal temperatures through the month to warrant D4 status maintenance. The dir…
Thunderstorm Wind Thunderstorm Wind
Three power poles were broken at the base, a large business sign was blown down, and several trees were damaged when strong winds came through the north side of Cameron.
Drought Drought
The abnormally dry summer continued into and through July for DeKalb County. The Drought Monitor put the county in D3 and maintained it into August. As of yet, the breadth and magnitude of the impacts are unknown.
Drought Drought
Starting at the very end of May and going into June the US Drought Monitor at the University of Nebraska declared portions of DeKalb County in a D2 or worse drought. While impacts from this drought would be felt through the summer, it's unclear if any drought impacts were felt th…
Hail Hail
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 2 | 0 |
| 2024 | 4 | 0 |
| 2023 | 5 | 0 |
| 2022 | 5 | 0 |
| 2021 | 9 | 1 |
| 2020 | 5 | 0 |
| 2019 | 10 | 0 |
| 2018 | 10 | 0 |
| 2017 | 6 | 0 |
| 2016 | 7 | 0 |
| 2015 | 7 | 0 |
| 2014 | 14 | 1 |
| 2013 | 13 | 0 |
| 2012 | 20 | 0 |
| 2011 | 15 | 0 |
| 2010 | 27 | 0 |
| 2009 | 19 | 2 |
| 2008 | 10 | 0 |
| 2007 | 8 | 0 |
| 2006 | 10 | 2 |
| 2005 | 7 | 0 |
| 2004 | 25 | 5 |
| 2003 | 11 | 0 |
| 2002 | 9 | 0 |
| 2001 | 15 | 0 |
| 2000 | 19 | 0 |
| 1999 | 3 | 0 |
| 1998 | 4 | 0 |
| 1997 | 3 | 0 |
| 1996 | 2 | 0 |
| 1995 | 6 | 0 |
| 1994 | 4 | 0 |
| 1993 | 5 | 0 |
| 1986 | 1 | 0 |
| 1985 | 1 | 1 |
| 1982 | 1 | 1 |
| 1979 | 2 | 0 |
| 1975 | 1 | 0 |
| 1974 | 2 | 1 |
| 1973 | 2 | 0 |
| 1971 | 4 | 2 |
| 1970 | 1 | 0 |
| 1969 | 2 | 0 |
| 1968 | 2 | 0 |
| 1967 | 1 | 0 |
| 1966 | 2 | 0 |
| 1965 | 2 | 1 |
| 1964 | 1 | 1 |
| 1963 | 1 | 0 |
| 1962 | 1 | 0 |
| 1961 | 1 | 0 |
| 1959 | 1 | 0 |
| 1957 | 1 | 1 |
| 1955 | 2 | 0 |