3,441 first-hand accounts of flood events in California, ranked by impact. Each is a NOAA-written narrative of the moment.
A trough of low pressure swept in from the west. It was accompanied by a plume of subtropical moisture and a weak Pacific cold front. Moderate rain began before day break on the 22nd and continued through most of the day in the Inland Empire and along the coastal slopes.
Read the full account →April 2018 began with high pressure over the region which kept a dry airmass and much warmer than normal temperatures over the area. An upper trough off the Pacific Northwest coast pulled a deep plume of tropical moisture northward and brought periods of moderate to heavy…
Read the full account →April 2018 began with high pressure over the region which kept a dry airmass and much warmer than normal temperatures over the area. An upper trough off the Pacific Northwest coast pulled a deep plume of tropical moisture northward and brought periods of moderate to heavy…
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →An upper low pressure system strengthened off the Pacific Northwest coast on March 12. This system spread moisture into Central California on March 13 and 14 as a deep upper trough slowly pushed east across the region.
Read the full account →An upper low pressure system strengthened off the Pacific Northwest coast on March 12. This system spread moisture into Central California on March 13 and 14 as a deep upper trough slowly pushed east across the region.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A large cold upper low pressure area dropped southeast from the Gulf of Alaska to off the Pacific Northwest coast by the morning of March 1. Several bands of precipitation associated with this system pushed through Central California between the morning of March 1 and the…
Read the full account →A warm plume of moist tropical air brought a very active period of weather to the area between the evening of March 20 and the evening of March 22.
Read the full account →A cold front that was associated with a moist upper trough pushed across central California on December 17. This system brought moderate to locally heavy rainfall from Fresno County northward the late evening of December through the morning of December 17 where several stations…
Read the full account →A cold front that was associated with a moist upper trough pushed across central California on December 17. This system brought moderate to locally heavy rainfall from Fresno County northward the late evening of December through the morning of December 17 where several stations…
Read the full account →A cold front that was associated with a moist upper trough pushed across central California on December 17. This system brought moderate to locally heavy rainfall from Fresno County northward the late evening of December through the morning of December 17 where several stations…
Read the full account →A moisture plume with a weak atmospheric river arrived on December 5th and brought rain to the region. On December 6th, a strong closed upper level low pressure brought an unstable air mass into Southern California with showers and thunderstorms, especially Orange and San Diego…
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