Williamson storm history
Storm events recorded in Williamson, Texas between 1950 and 2025.
1,017
Total events
68
Tornadoes
446
Hail
154
Floods
13
Deaths
$377.2M
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Tornado F3 Tornado
Extreme cold temperatures and breezy winds combined to produce wind chill values of -5 to -10 degrees F.
Thunderstorms produced heavy rain that caused flash flooding around the county. Numerous roads were closed including Hairy Man Rd. The Bull Run Creek hike and bike trail was flooded. A 55 year old man died when his vehicle was swept away near CR 143 and Hwy 195 north of Georgetow…
In Round Rock TX on Sunday afternoon 4:40 PM, May 17 , a 38 year old male drowned in Brushy Creek near Chisholm Trail. His 4 year old daughter had left a gathering at a park and wondered in the creek area and tried to cross a small dam. When the father tried to go after her, they…
Heavy rain from Tropical Storm Hermine produced flash flooding which closed I-35 in both directions in Georgetown which caused one death. A man was found dead in a drainage field on September 14th. Police believe on September 8th at around 2am he was forced to stop his car becaus…
Jarrell Fire Department reported that all overpasses between Jarrell and Georgetown were iced over. Numerous roads had ice accumulation countywide with multiple traffic accidents. Portions of Highway 45 were closed due to ice. Public reported ice accumulation up to 1/4 inch in ma…
CR258, CR268, CR305 were all closed due to high water, among many others. A husband and wife were driving home in the Georgetown area near 1920 pm CST. Their vehicle stalled in high water in Berry Creek. Rescuers reached the couple and attempted to bring them to safety, both were…
The victim was found in his home in front of an open refrigerator. The home had no air conditioning, only a window fan.
Lightning struck a 38-year old man as he was cleaning his pool in Georgetown. He died about one hour later.
There was extensive flooding along the San Gabriel River across the county. In Georgetown two apartment complexes were evacuated. Flood waters knocked trees and damaged light poles in San Gabriel Park. Flooding at College St. and W. L. Walden Dr. prompted evacuations of the Georg…
A thunderstorm produced four inch diameter hail in Round Rock. This storm was part of a complex that caused 700 million dollars in hail damage in Texas. The damage in Austin, Georgetown, and Round Rock was the most impactful from this system and totaled upwards of 600 million dol…
The Parmer Lane wildfire started on the 8th near Parmer Lane and E. Whitestone Blvd. in Cedar Park. Red Flag conditions were observed with relative humidity as low as low as 20% and winds 10-20 mph with gusts up to 30 mph when the fire started. Two apartment buildings at the Silv…
Freezing rain began around 11 AM on January 30 and continued off and on through February 2. By 9:13 PM on January 30 the Emergency Manager reported ice accumulating on the roadway of the 183A toll road overpass at Brushy Creek Rd in Cedar Park. By the end of the event 0.5' of ice…
Across Round Rock and the northern sections of Williamson County, heavy rain fell much of the night with areas reporting up to 10 inches of rain. At the peak of the flooding there were 23 areas closed due to high water. Several homes along Brushy Creek were evacuated. Houses were…
The Moonglow Wildfire started in Leander on September 5 behind a cold front that brought strong northerly winds to South Central Texas. The fire burned 300 acres and destroyed 11 homes and damaged 9 others.
Thunderstorm Wind Thunderstorm Wind
A thunderstorm produced wind gusts estimated at 70 mph that knocked down power lines and trees on Lydia Ln. in Thrall.
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Liberty Hill. This caused flash flooding. Law Enforcement reported several large sheds and storage buildings moved off of their foundations a…
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Liberty Hill. Liberty Hill PD reported that CR 279 is underwater, and the bridge over the South Fork San Gabriel River had several feet of wa…
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Leander. There was several feet of water over the roadway on CR 267 along the South Fork San Gabriel River in Leander.
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Leander. River Run Road was under several feet of water along the South Fork San Gabriel River in Leander.
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Leander. Multiple houses were flooded with flowing water around them.
Flash Flood Flash Flood
Thunderstorms produced 8-10 inches of rain over the headwaters of the San Gabriel River in Burnet County and an additional 1-2 inches over Liberty Hill. First responders performed a water rescue on CR 285, southwest of Liberty Hill. Water was going through first story windows of …
Drought Drought
A large portion of the eastern half of South-Central Texas received above normal rainfall in June. This led to drought improvement in a number of counties. Burnet, Gonzales, Karnes, Llano, and Williamson all improved from Severe (D2) drought category to Moderate (D1) drought.
Hail Hail
A thunderstorm produced pea to quarter size hail northwest of Liberty Hill.
Hail Hail
A thunderstorm produced quarter size hail northwest of Leander.
Hail Hail
A thunderstorm produced quarter size hail at Park St. and Hwy 183 in Cedar Park.
Hail Hail
A thunderstorm produced half dollar size hail south of Liberty Hill.
Hail Hail
A thunderstorm produced ping pong ball size hail in Cedar Park.
Hail Hail
A thunderstorm produced nickel to chicken egg size hail for 20 minutes in Cedar Park.
Hail Hail
A thunderstorm produced golf ball size hail between Leander and Cedar Park.
Hail Hail
A thunderstorm produced ping pong ball size hail between Leander and Cedar Park.
Thunderstorm Wind Thunderstorm Wind
A thunderstorm produced wind gusts estimated at 60 mph that blew down some fencing and traffic signs south of Jarrell.
Hail Hail
A thunderstorm produced quarter size hail west of Liberty Hill.
Hail Hail
A thunderstorm produced half dollar size hail in Liberty Hill.
Hail Hail
A thunderstorm produced half dollar size hail south of Liberty Hill.
Hail Hail
A thunderstorm produced penny size hail between Liberty Hill and Leander.
Hail Hail
A thunderstorm produced pea to golf ball size hail in Leander. The hail dented some cars and shredded leaves.
Hail Hail
A thunderstorm produced two inch diameter hail in the Carneros Ranch neighborhood in Leander.
Hail Hail
A thunderstorm produced golf ball size hail in the North Creek Ranch neighborhood in Leander.
Hail Hail
A thunderstorm produced baseball size hail in Leander.
Hail Hail
A thunderstorm produced three inch diameter hail in Leander.
Hail Hail
A thunderstorm produced chicken egg to tennis ball size hail in Leander.
Hail Hail
A thunderstorm produced baseball size hail in the Deerbrooke neighborhood in Leander.
Hail Hail
A thunderstorm produced ping pong ball size hail in Leander.
Hail Hail
A thunderstorm produced ping pong ball size hail near Jim Plain Elementary School in Leander.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 93 | 0 |
| 2024 | 26 | 0 |
| 2023 | 71 | 0 |
| 2022 | 41 | 4 |
| 2021 | 22 | 0 |
| 2020 | 24 | 0 |
| 2019 | 27 | 1 |
| 2018 | 31 | 2 |
| 2017 | 35 | 4 |
| 2016 | 16 | 1 |
| 2015 | 31 | 4 |
| 2014 | 14 | 0 |
| 2013 | 32 | 0 |
| 2012 | 26 | 0 |
| 2011 | 29 | 1 |
| 2010 | 12 | 0 |
| 2009 | 50 | 1 |
| 2008 | 28 | 0 |
| 2007 | 22 | 0 |
| 2006 | 26 | 1 |
| 2005 | 17 | 0 |
| 2004 | 22 | 4 |
| 2003 | 8 | 0 |
| 2002 | 22 | 0 |
| 2001 | 16 | 1 |
| 2000 | 21 | 3 |
| 1999 | 16 | 0 |
| 1998 | 20 | 1 |
| 1997 | 6 | 1 |
| 1996 | 20 | 0 |
| 1995 | 12 | 0 |
| 1994 | 2 | 1 |
| 1993 | 3 | 0 |
| 1992 | 17 | 1 |
| 1991 | 9 | 1 |
| 1990 | 4 | 0 |
| 1989 | 5 | 1 |
| 1988 | 2 | 0 |
| 1987 | 8 | 0 |
| 1986 | 1 | 0 |
| 1985 | 4 | 2 |
| 1984 | 6 | 0 |
| 1983 | 8 | 3 |
| 1982 | 14 | 1 |
| 1981 | 11 | 2 |
| 1980 | 21 | 3 |
| 1979 | 4 | 0 |
| 1978 | 3 | 1 |
| 1977 | 4 | 1 |
| 1976 | 8 | 0 |
| 1975 | 5 | 1 |
| 1974 | 2 | 1 |
| 1973 | 2 | 0 |
| 1972 | 5 | 5 |
| 1971 | 1 | 0 |
| 1970 | 1 | 0 |
| 1969 | 1 | 0 |
| 1968 | 1 | 1 |
| 1967 | 1 | 1 |
| 1966 | 5 | 4 |
| 1965 | 2 | 0 |
| 1964 | 4 | 1 |
| 1963 | 1 | 1 |
| 1961 | 1 | 1 |
| 1960 | 1 | 0 |
| 1959 | 3 | 0 |
| 1958 | 1 | 1 |
| 1957 | 3 | 2 |
| 1956 | 3 | 1 |
| 1955 | 3 | 1 |
| 1954 | 1 | 1 |