* hikers... backpackers and other outdoor enthusiasts are advised to be prepared for the much cooler and showery weather on Monday... possibly into the middle of next week.
* Conditions may be quite wet at times... especially in the northern Sierra Nevada. Snow levels will remain high but some accumulation may occur over the higher peaks.
* Daytime high temperatures 10 to 16 degrees below normal on Memorial Day... gradually warming through the week but still remaining below normal.
* Synopsis... low pressure moving over the area will bring the cool and unsettled weather to the interior of northern California for the Memorial Day Holiday.
325 am PDT Fri may 24 2013
... Cool and showery weather for Memorial Day continuing into week...
A disturbance moving into the West Coast early on Memorial Day will bring cool and unsettled weather to the interior of northern California for the Memorial Day Holiday. A chance of showers across the area continues through the middle of next week and possibly beyond as additional disturbances move through.
Daytime high temperatures will be around 10 degrees below normal on Memorial Day then gradually warm through the week... but still remaining below normal through the week.
Hikers... backpackers and other outdoor enthusiasts are advised to be prepared for the much cooler and more unsettled weather for early next week. Conditions may be quite wet at times... especially in the northern Sierra Nevada. Snow levels will remain high but some accumulation is likely across the higher peaks.
Public Information Statement
Statement as of 3:32 PM PDT on May 24, 2013
... Fast flowing cold water expected for Memorial Day weekend...
Temperatures are expected to be around 80 degrees in the valley and mid 60s to mid 70s in the foothills this weekend and cooling around 3 to 8 degrees on Memorial Day. There is also a chance of showers in the valley and showers likely in the mountains on Memorial Day.
Rivers and lakes and the water temperatures are cold and dangerous. Sierra and foothill water temperatures are currently in the 50's and valley water temperatures are in the mid 50s to mid 60s.
Exposure to water of this temperature is dangerous. Even experienced swimmers can lose muscle control very quickly and fast flowing water will make Rescue difficult. People planning activities such as rafting... swimming or paddling should always wear life jackets or vests. Children in particular should always wear a life Vest if they are even near the Waters Edge.
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