Oscar Semadeni presented Helmut E. Landsberg Award

Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

Oscar Semadeni
presented the
Helmut E. Landsberg Award.

Oscar has been observing the weather since 1949 from his farm about 15 miles southeast of Monticello, Utah. He received the John Campanius Holm Award for outstanding observations in 1979, and the Thomas Jefferson Award for outstanding and distinct service in 2001, the highest award a cooperative weather observer can get.

Oscar Semadeni presented with the Helmut E. Landsberg Award.

Oscar Semadeni (center) observer at Cedar Point, UT, with his wife Lila, was presented with the Helmut E. Landsberg Award. Presenting this 60 Year Length of Service Award was MIC Doug Crowley, NWS Grand Junction, CO.

Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

Oscar Semadeni presented Helmut E. Landsberg Award

Oscar Semadeni presented the Helmut E. Landsberg Award.

Oscar Semadeni
presented the
Helmut E. Landsberg Award.