3,441 first-hand accounts of flood events in California, ranked by impact. Each is a NOAA-written narrative of the moment.
A series of atmospheric rivers brought moderate to heavy precipitation to interior northern California in the third week of December through the Christmas holiday. A Convergence Zone set up over Redding/Shasta County around 1 PM on Sunday, December 21.
Read the full account →A series of storm systems impacted the Bay Area and Central Coast from December 19 to 25th, impacting Christmas holiday travel across the region. The most impactful systems arrived on Christmas Eve and Christmas Day.
Read the full account →A series of atmospheric rivers brought moderate to heavy precipitation to interior northern California in the third week of December through the Christmas holiday. A Convergence Zone set up over Redding/Shasta County around 1 PM on Sunday, December 21.
Read the full account →A series of storm systems impacted the Bay Area and Central Coast from December 19 to 25th, impacting Christmas holiday travel across the region. The most impactful systems arrived on Christmas Eve and Christmas Day.
Read the full account →A prolonged period with significant precipitation occurred on the 13th until the 17th due to a series of systems that brought abundant moisture.
Read the full account →A prolonged period with significant precipitation occurred on the 13th until the 17th due to a series of systems that brought abundant moisture.
Read the full account →A prolonged period with significant precipitation occurred on the 13th until the 17th due to a series of systems that brought abundant moisture.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →Upper-level divergence from an Upper-level trough off the southern CA coast led to the development of a southwest to northeast oriented rain band across the eastern half of Imperial County.
Read the full account →An upper-level low situated over southern CA provided strong upper-level forcing for ascent across the area. Cold 500 mb temperatures of -12 to -13 degrees Celsius and steep lapse rates led to moderate instability values with MLCAPE peaking close to 1000 J/kg.
Read the full account →An upper-level low situated over southern CA provided strong upper-level forcing for ascent across the area. Cold 500 mb temperatures of -12 to -13 degrees Celsius and steep lapse rates led to moderate instability values with MLCAPE peaking close to 1000 J/kg.
Read the full account →An upper-level low situated over southern CA provided strong upper-level forcing for ascent across the area. Cold 500 mb temperatures of -12 to -13 degrees Celsius and steep lapse rates led to moderate instability values with MLCAPE peaking close to 1000 J/kg.
Read the full account →An upper-level low situated over southern CA provided strong upper-level forcing for ascent across the area. Cold 500 mb temperatures of -12 to -13 degrees Celsius and steep lapse rates led to moderate instability values with MLCAPE peaking close to 1000 J/kg.
Read the full account →On the 18th and 19th, abundant rainfall fell in much of our forecast area due to the remnants of a tropical storm (Mario) that moved over the eastern Pacific Ocean from along the coast of Baja California.
Read the full account →On the 18th and 19th, abundant rainfall fell in much of our forecast area due to the remnants of a tropical storm (Mario) that moved over the eastern Pacific Ocean from along the coast of Baja California.
Read the full account →On the 18th and 19th, abundant rainfall fell in much of our forecast area due to the remnants of a tropical storm (Mario) that moved over the eastern Pacific Ocean from along the coast of Baja California.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
Read the full account →The combination of an upper-level low off the CA coast and the remnants of Tropical Cyclone Mario resulted in a significant moisture increase with PWATs rising to 1.5 on the 17th and upwards of 1.8-2.0 on the 18th.
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