Rainfall Data & L.A. River Flow

Precipitation Totals

  • Rain totals (LA County Dept. Public Works -- map)
  • Latest Precipitation Amounts (NWS) (text)

    L.A. River Flow links to hourly data from the U.S. Army Corps of Engineers, including its gauge on the L.A. river near Wardlow Road. It shows hourly L.A. river flow and height and recorded rainfall over 12 hours. To access telemetered data indicating L.A. river height, river flow and measured rainfall at this site:

    • (1) Click U.S. Army Corps hyperlink below
    • (2) Scroll down to LARW (means LA River, Wardlow)
    • (3) Select number of hours to view (we suggest 12 hours)
    • (4) We suggest clicking "Line Graph" (we've think it's the easiest to read).

    US Army Corps of Engineers Gauge on L.A. River @ Wardlow Rd.

    Additional weather data also provides a separate weather page with multiple weather links, including Doppler Radar and Satellite Images, from the National Weather Service. For quick access, it's on our front page at Just click the Doppler Weather Radar image on our front page.

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