Prowers storm history
Storm events recorded in Prowers, Colorado between 1950 and 2025.
682
Total events
88
Tornadoes
361
Hail
31
Floods
3
Deaths
$11.4M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Tornado EF3 Tornado
A well documented strong and long lasting EF-3 tornado meandered across Prowers County south of Granada, Colorado, on June 23, 2023, remaining over open countryside for most of its life. Early during the tornadoes lifespan, it heavily impacted a family farm. Two wooden barns were…
With a maximum rating of EF3 and a maximum damage path width of 900 yards, the tornado raced through Holly, causing two fatalities and nine injuries.
Tornado F3 Tornado
Thunderstorms spawned six brief tornadoes and an F3 tornado within a three mile radius of the Lamar Municipal Airport between 1049 MST and 1231 MST just west of Lamar. The F3 tornado, which showed supercellular characteristics, completely destroyed a modular home and five vehicle…
This long-track tornado began southeast of Lamar and damaged an electrical substation along county road EE. A power outage in the Lamar area lasted for over 12 hours. Two communication towers were downed...and four dwellings were destroyed.
The thunderstorms that spawned seven tornadoes west of Lamar, brought giant hail between golf ball and baseball size to Lamar.
Thunderstorm Wind Thunderstorm Wind
ASOS station KLAA Lamar Airport measured a 66 mph wind gust.
Thunderstorm Wind Thunderstorm Wind
Mesonet station HLY02 Holly No. 2 measured a 58 mph wind gusts.
Thunderstorm Wind Thunderstorm Wind
A measured wind gusts of 76 mph occurred in north central Prowers County.
Thunderstorm Wind Thunderstorm Wind
Mesonet station HLY02 Holly No. 2 measured a 65 mph wind gusts.
Thunderstorm Wind Thunderstorm Wind
There was a 53 knot gusts measured at the LAA asos.
Thunderstorm Wind Thunderstorm Wind
There was a 63 knot wind gust reported at location.
Thunderstorm Wind Thunderstorm Wind
There was a 58 knot wind gust reported at location.
Thunderstorm Wind Thunderstorm Wind
There was a 54 knot wind gust reported at location.
Thunderstorm Wind Thunderstorm Wind
Reports from Prowers dispatch indicate multiple power poles were down throughout Prowers county. also structural damage.
Thunderstorm Wind Thunderstorm Wind
There was a 58 mph wind gusts as the KLAA ASOS station.
Thunderstorm Wind Thunderstorm Wind
ASOS at the Lamar Airport (KLAA) reported a measured thunderstorm wind gust of 64 mph.
Thunderstorm Wind Thunderstorm Wind
A public source reported a measured wind gust of 70 kts, and snapped tree branches, down power poles, damage to side of a barn.
Thunderstorm Wind Thunderstorm Wind
A trained spotter reported thunderstorm wind damage, with large trees and fence posts downed in willow creek park in Lamar.
Thunderstorm Wind Thunderstorm Wind
The ASOS Station at the Lamar Airport (KLAA) reported a measured thunderstorm wind gust of 68 kts.
Hail Hail
Hail measured to 1 inch fell north-northeast of Bristol.
Thunderstorm Wind Thunderstorm Wind
Strong outflow winds of 61mph were recorded northwest of Two Buttes.
Thunderstorm Wind Thunderstorm Wind
ASOS at the Lamar Airport reported measured winds of 58 kts due to a severe thunderstorm.
Hail Hail
A public source reported hail of one inch in diameter.
Thunderstorm Wind Thunderstorm Wind
ASOS at Lamar Airport reported wind gusts from a thunderstorm, which measured 63 kts.
Funnel Cloud Funnel Cloud
Multiple photos of a brief funnel cloud were reported on social media from different chasers.
Hail Hail
A public source via mPing, reported hail of 1 inch in diameter.
Hail Hail
A public source via mPing, reported hail of 1.75 inches in diameter.
Hail Hail
A public source via mPing, reported hail of 1.25 inches in diameter.
Hail Hail
A public source via mPing, reported hail of 1.75 inches in diameter.
Hail Hail
A public source via mPing, reported hail of 2.25 inches in diameter.
Hail Hail
Picture of hail on social media from a storm chaser, was approximately twice the size of a quarter, and therefore was estimated to be around 2 inches in diameter.
Hail Hail
A public source via mPing, reported hail of 1 inch in diameter.
Thunderstorm Wind Thunderstorm Wind
The ASOS station at Lamar Airport (KLAA) reported a wind gust of 51 kts.
Hail Hail
Hail of 1 inch in diameter was reported by a storm chaser via social media.
Thunderstorm Wind Thunderstorm Wind
Lamar airport.
Thunderstorm Wind Thunderstorm Wind
Hail Hail
Thunderstorm Wind Thunderstorm Wind
Hail Hail
Hail Hail
Hail Hail
Hail Hail
Hail Hail
Hail Hail
Hail Hail
Flash Flood Flash Flood
Significant street flooding in Lamar with Highway 287 almost impassable at this location.
Hail Hail
Hail Hail
Hail Hail
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 5 | 0 |
| 2024 | 25 | 0 |
| 2023 | 19 | 2 |
| 2022 | 41 | 1 |
| 2021 | 38 | 1 |
| 2020 | 18 | 2 |
| 2019 | 14 | 1 |
| 2018 | 14 | 0 |
| 2017 | 21 | 1 |
| 2016 | 12 | 0 |
| 2015 | 32 | 0 |
| 2014 | 17 | 1 |
| 2013 | 8 | 2 |
| 2012 | 19 | 3 |
| 2011 | 14 | 1 |
| 2010 | 15 | 1 |
| 2009 | 19 | 3 |
| 2008 | 11 | 1 |
| 2007 | 27 | 5 |
| 2006 | 15 | 1 |
| 2005 | 16 | 0 |
| 2004 | 32 | 2 |
| 2003 | 5 | 0 |
| 2002 | 21 | 7 |
| 2001 | 15 | 7 |
| 2000 | 12 | 2 |
| 1999 | 20 | 1 |
| 1998 | 16 | 2 |
| 1997 | 19 | 0 |
| 1996 | 29 | 3 |
| 1995 | 14 | 1 |
| 1994 | 8 | 0 |
| 1993 | 2 | 1 |
| 1992 | 3 | 1 |
| 1991 | 2 | 0 |
| 1990 | 7 | 4 |
| 1989 | 6 | 3 |
| 1988 | 3 | 2 |
| 1987 | 1 | 0 |
| 1986 | 1 | 0 |
| 1984 | 1 | 1 |
| 1982 | 1 | 0 |
| 1981 | 3 | 1 |
| 1979 | 2 | 1 |
| 1978 | 1 | 0 |
| 1977 | 6 | 4 |
| 1976 | 2 | 2 |
| 1975 | 8 | 1 |
| 1974 | 3 | 1 |
| 1972 | 1 | 0 |
| 1971 | 2 | 0 |
| 1969 | 4 | 2 |
| 1968 | 4 | 3 |
| 1967 | 2 | 1 |
| 1966 | 4 | 0 |
| 1965 | 4 | 2 |
| 1963 | 3 | 0 |
| 1962 | 5 | 3 |
| 1961 | 5 | 3 |
| 1959 | 1 | 0 |
| 1958 | 3 | 1 |
| 1957 | 1 | 0 |