Cass storm history
Storm events recorded in Cass, North Dakota between 1950 and 2025.
1,468
Total events
109
Tornadoes
488
Hail
86
Floods
19
Deaths
$448.3M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
This large and violent tornado initially began in Ransom county 3 miles SSW Enderlin. It crossed into Cass county approximately 3 miles east of Enderlin. EF-4 damage occurred just north of Highway 46 at two farmsteads where devastating damage occurred to both houses and seven out…
Tornado F3 Tornado
Tornado F3 Tornado
Two hunters died after the boat the were using capsized on a flooded portion of the Maple River in Hill Township, about 37 miles west of Fargo.
The Red River at Fargo/Moorhead rose above flood stage around 1 AM CST on March 30th and remained above flood stage until around 7 PM CST on April 19th. The river peaked at roughly 37.18 feet around 2 AM CST on April 5th. Unofficially, 37.18 feet would be the fifth highest modern…
A three-story apartment building under construction in southwest Fargo collapsed after strong winds hit. No thunderstorms were in the area, but temperature and moisture boundaries were present. Twelve construction workers were inside the structure when it collapsed. One of the wo…
Lightning struck 3 workers in a sugarbeet field near Davenport.
Baseball sized hail fell at the intersection of 19th Street and 33rd Avenue South. The large hail damaged many vehicles and homes.
The tornado plowed through wooden power poles and viciously ripped up mature trees over its damage path. The tornado also damaged a sturdy pole shed, where the sidewall was caved in and the roof and rafters were torn off. It tore the roof off and collapsed an older barn, then lif…
A six mile stretch of high voltage power towers was crumpled by a combination of downburst winds and at least one tornado through Central Hill Township. At least 28 steel four pole towers, operated by Western Area Power Administration, were destroyed. One tower in adjacent Barnes…
Wind driven hail caused partial crop damage over about 20 sections of farmland.
A series of training thunderstorms brought heavy rain to the Fargo area. A total of 6.82 inches was reported at the ASOS site at the Fargo airport. 7.31 inches was reported by the official observer in north Moorhead. This is believed to be a new 24 hour rainfall record for the Fa…
After 5 to 7 inches of rain fell across the West Fargo area, flash flooding occurred in low lying neighborhoods. The Meadow Ridge area suffered quite a bit of damage, with numerous basements flooded. Many streets and cars were also flooded.
Thunderstorms producing strong winds hit the Fargo area, causing widespread damage. On the north side of town, Hector Airport had winds in excess of 50 knots for 39 minutes, with a peak speed of 79 knots at 0642 CST. A dozen airplanes at Hector Airport were damaged, some landing …
Strong winds hit the West Fargo area, knocking down trees, power lines, and signs. A motel on Main Avenue was damaged as well as numerous roofs. A block of storage sheds were blown apart, with debris damaging vehicles and apartments in the area. 4300 people were without power. At…
Heavy Snow Heavy Snow
The CoCoRaHS observer 3 miles north of Fargo, reported 7 inches of storm total snowfall accumulation.
Heavy Snow Heavy Snow
The CoCoRaHS observer 4 miles ENE of Horace, reported 6.5 inches of storm total snowfall accumulation.
High Wind High Wind
ASOS station KFAR, at the Fargo airport, reported several wind gusts between 60 and 63 mph from 08:46am through about 12:30pm.
High Wind High Wind
North Dakota Highway Patrol reported a crash in this area involving a semi-trailer that overturned due to strong winds. Report with picture via social media.
Winter Storm Winter Storm
Reports of 3 to 5.5 inches across the southern Cass county including portion of Fargo combined with winds gusting to around 45mph severely reduced visibility during daytime hours leading to increased impacts.
Thunderstorm Wind Thunderstorm Wind
Measured wind on 10 meter wind sensor at the Casselton NDAWN.
Thunderstorm Wind Thunderstorm Wind
Report of a tree blown down that was 10 ft tall and 4-5 inches in diameter.
Thunderstorm Wind Thunderstorm Wind
Report of tree damage across Castleton. Time estimated from radar.
Flash Flood Flash Flood
Flash flooding reported in Fargo, ND.
Flash Flood Flash Flood
Street flooding in Fargo. 25th Street had two feet of water on it.
Flash Flood Flash Flood
Widespread street flooding reported in Fargo. Vehicle stalls reported across the metro area.
Thunderstorm Wind Thunderstorm Wind
Measured gust.
Hail Hail
Quarter size hail reported.
Hail Hail
Picture shared via social media.
Hail Hail
Report relayed via social media. Quarter size hail and zero visibility in thunderstorm.
Hail Hail
Report relayed from mping.
Thunderstorm Wind Thunderstorm Wind
NDAWN station 4 SSW Galesburg reported a wind gust to 99 mph.
Thunderstorm Wind Thunderstorm Wind
NDAWN at Ayr 1NW measured a wind gust of 96 mph at the 10 meter height sensor.
Flash Flood Flash Flood
Multiple stalled out vehicles due to street flooding in Fargo.
Thunderstorm Wind Thunderstorm Wind
Storm chaser reported 90 mph winds, possibly associated with a nearby tornado.
Thunderstorm Wind Thunderstorm Wind
ASOS station at Fargo, KFAR, reported a wind gust to 74 mph.
Thunderstorm Wind Thunderstorm Wind
NDAWN station 5E Amenia measured a wind gust to 59 mph.
Thunderstorm Wind Thunderstorm Wind
NDAWN station 5E of Amenia reported a 67 mph wind gust at the 10 meter height sensor.
Thunderstorm Wind Thunderstorm Wind
NDAWN station at Gardner 2SSW measured a wind gust of 79 mph.
Thunderstorm Wind Thunderstorm Wind
NDAWN station at 1SW Casselton measured a 59 mph wind gust at the 10 meter sensor.
Tornado EF2 Tornado
A second tornado developed, in Cass County, from the same supercell thunderstorm about 4 miles northeast of Enderlin and tracked to the southeast, crossed Highway 46 into Ransom County, then weakened and dissipated. This tornado was on the ground for almost 7 miles, at its widest…
Tornado EF0 Tornado
Tornado scar evident via high resolution satellite.
Tornado EF0 Tornado
Tornado scar evident via high resolution satellite.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 51 | 10 |
| 2024 | 22 | 0 |
| 2023 | 45 | 0 |
| 2022 | 52 | 0 |
| 2021 | 34 | 2 |
| 2020 | 46 | 0 |
| 2019 | 69 | 0 |
| 2018 | 51 | 3 |
| 2017 | 43 | 0 |
| 2016 | 34 | 0 |
| 2015 | 33 | 0 |
| 2014 | 38 | 3 |
| 2013 | 42 | 0 |
| 2012 | 19 | 0 |
| 2011 | 67 | 7 |
| 2010 | 42 | 2 |
| 2009 | 25 | 0 |
| 2008 | 47 | 1 |
| 2007 | 59 | 7 |
| 2006 | 35 | 4 |
| 2005 | 65 | 5 |
| 2004 | 44 | 6 |
| 2003 | 23 | 0 |
| 2002 | 44 | 1 |
| 2001 | 40 | 0 |
| 2000 | 37 | 0 |
| 1999 | 42 | 1 |
| 1998 | 18 | 0 |
| 1997 | 26 | 3 |
| 1996 | 29 | 1 |
| 1995 | 3 | 0 |
| 1994 | 16 | 0 |
| 1993 | 3 | 0 |
| 1992 | 6 | 3 |
| 1991 | 10 | 1 |
| 1990 | 8 | 1 |
| 1989 | 3 | 0 |
| 1988 | 12 | 3 |
| 1987 | 9 | 3 |
| 1986 | 9 | 2 |
| 1985 | 11 | 1 |
| 1984 | 2 | 0 |
| 1983 | 19 | 2 |
| 1982 | 14 | 0 |
| 1981 | 7 | 1 |
| 1980 | 8 | 1 |
| 1979 | 7 | 2 |
| 1978 | 14 | 0 |
| 1977 | 13 | 2 |
| 1976 | 15 | 6 |
| 1975 | 7 | 3 |
| 1974 | 12 | 0 |
| 1973 | 1 | 1 |
| 1972 | 1 | 1 |
| 1969 | 1 | 0 |
| 1968 | 1 | 0 |
| 1967 | 2 | 2 |
| 1966 | 1 | 1 |
| 1965 | 9 | 6 |
| 1964 | 5 | 0 |
| 1963 | 1 | 0 |
| 1962 | 1 | 0 |
| 1961 | 1 | 0 |
| 1960 | 3 | 2 |
| 1959 | 3 | 1 |
| 1958 | 1 | 1 |
| 1957 | 2 | 2 |
| 1956 | 2 | 2 |
| 1955 | 1 | 1 |
| 1953 | 1 | 1 |
| 1950 | 1 | 1 |