National Weather Service United States Department of Commerce

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Rank Location Date Damage ($)
1. Newcastle-South OKC-Moore tornado 05/20/2013 $2 billion
2. Bridge Creek-OKC-Moore-Del City tornado 05/03/1999 $1 billion
3. Moore-OKC-Choctaw tornado 05/08/2003 $370 million
4. Altus-Altus AFB tornado 05/11/1982 $200 million
5. Ardmore tornado 05/07/1995 $100+ million
6. Cordell tornado 10/09/2001 $100 million
7. Tulsa tornado 04/19/1981 $75-100 million
8. Stroud tornado 05/03/1999 $60 million
9. Catoosa tornado 04/24/1993 $50+ million
10. Downtown Bartlesville 03/15/1982 $30-40 million
Note: Some of the damage costs listed here are estimates. Tornado climatologists are continuing their research to determine better damage costs for some of the events. In addition, the damage costs listed have not been adjusted for inflation to current dollar amounts.