Back

Weather Alert Detail

  • Flood Watch for Northern Sierra Including Lassen NP and Plumas and Lassen NF, S West of the Sierra Crest - West of Evans Peak, Grizzly Peak, Beckworth Peak County, California
  • Flood Watch issued April 07 at 3:57AM PDT until April 08 at 5:00AM PDT by NWS
  • Effective: Saturday, April 7, 2018 at 1:18 p.m.
  • Expires: Sunday, April 8, 2018 at 5 a.m.
  • ...Moderate to Heavy Rainfall continuing today...
    .A strong for the season Pacific frontal system with a tropical
    moisture tap will bring continued moderate to occasionally heavy
    rainfall to Northern California this morning. Showers are expected
    this afternoon. Snow levels will initially be well above pass
    levels and some snow melt is likely due to the rainfall and warm
    temperatures. Stream and creek levels are expected to rise, and
    could cause local flooding. Ponding on roads is also possible, as
    well as rock and mud slides.
    ...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS AFTERNOON...
    The Flood Watch continues for
    * A portion of northern California...including the following
    areas...Burney Basin / Eastern Shasta County...Carquinez
    Strait and Delta...Central Sacramento Valley...Clear
    Lake/Southern Lake County...Mountains Southwestern Shasta
    County to Northern Lake County...Northeast
    Foothills/Sacramento Valley...Northern Sacramento Valley...
    Shasta Lake Area / Northern Shasta County...Southern
    Sacramento Valley and Western Plumas County/Lassen Park.
    * Through this afternoon
    * Steady rainfall will be ending this morning over the valley with
    a few tenths of an inch of additional rainfall possible. One to
    two inches of additional rain is possible over the Sierra
    Cascade range.
    * Impacts...Roadway and small stream flooding possible across
    northern interior California. Mud and rock slides are also
    possible. During periods of heavy rain ponding of water on
    roadways is possible. Moderate rises will occur on mainstem
    and mountain rivers, streams and some weirs.