Ocean / Surf Report

Pismo Beach

Get our updated surf/ocean report and weather report with data provided by the Diablo Canyon Weather Report.

3/23/2017

SEA/SWELL:

   Increasing northwesterly winds along the California coastline
   will generate 6- to 8-foot (290-degree, deep-water) sea and
   swell (with a 5- to 13-second period) this afternoon,
   decreasing to 3 to 5 feet (with a 9- to 14-second period)
   Friday morning. 

   A 5- to 7-foot west-northwesterly (285-degree, deep-water)
   swell (with a 12- to 14-second period) will arrive along
   our coastline on Friday afternoon and will remain at this
   level through Saturday morning. 

   Combined with this swell will be 1- to 2-foot southerly
   (195-degree, shallow-water) seas Friday night into Saturday 
   morning.

   Increasing northwesterly winds along the California coastline
   will generate 6- to 8-foot (300-degree, deep-water) sea and
   swell (with a 5- to 13-second period) on Saturday afternoon
   into Sunday. 

   A 5- to 7-foot west-northwesterly (285-degree, deep-water)
   swell (with a 22- to 24-second period) will arrive along
   along our coastline on Monday morning, increasing to 7 to 
   9 feet (with a 19- to 21-second period) by Monday night.

   Combined with this swell will be 6- to 8-foot northerly
   (315-degree, shallow-water) seas Monday afternoon into 
   Monday night.

   Moderate gale-force to fresh gale-force (32 to 46 mph)
   with gust to 55 mph northwesterly winds along the
   California coastline will generate a 12 to 14 foot
   northwesterly (300-degree, deep-water) sea and swell
   (with a 7- to 17-second period) on Tuesday into next
   Thursday. 

  ATMOSPHERIC CONDITION:

   A high pressure ridge will temporarily build across the
   Central Coast today. This condition will produce partly
   to mostly clear skies. However, areas of marine
   low clouds and fog are forecast to develop Thursday night
   into Friday morning along the beaches. Today's high
   temperatures will range between the low to mid 60s. 

   A cold front with pacific moisture tap will move slowly
   through the Central Coast Friday evening into Saturday
   morning with rain. Total rainfall amounts are forecast 
   to range between 0.25 and 0.75 of an inch. Another cold 
   front will follow Sunday night and into Monday morning
   with rain showers. This system will be weaker than
   previous one and most locations will see only
   0.10 and 0.25 of an inch of rain. Snow levels will lower
   5,500 feet with both of these systems with between 4 and
   10 inches of new snow is expected in the Sierra Nevada.   

   Batten down the hatches! Moderate gale-force to fresh 
   gale-force (32 to 46 mph) with gust to 55 mph northwesterly
   winds are forecast to develop along our coastline Monday
   afternoon. These spring type of winds will continue along
   the California coastline through next Thursday. 

   Dry weather is expected continue next week into the first
   part of April.

   Weather graphics and power outage information are available
   at: twitter.com/pge_john.

         Yesterday's          Today's           Tomorrow's
         Min    Max         Min    Max         Min     Max
        53.3°   57.7°      49.8°   57.0°      51.0°    57.0

    PG&E Weather Office in San Francisco predicted temperatures
    for San Luis Obispo County

    Inland Temperatures, Paso Robles 
 
      Actual                 Predicted
   
        Wed      Thu     Fri    Sat    Sun    Mon    Tue    Wed
       43 61    41 64   42 63  44 66  40 65  41 69  39 71  38 73                            
                                       
    Coastal Valleys Temperatures, San Luis Obispo       
      
        Wed      Thu     Fri    Sat    Sun    Mon    Tue    Wed
       49 66    44 68   47 65  51 64  47 66  50 68  49 73  50 76                            
    
  WINDS:

    Strong to gale-force (25 to 38 mph) northwesterly winds will 
    develop this afternoon, decreasing tonight into Friday morning.

    Moderate to fresh (13 to 24 mph) southerly winds are forecast
    on Friday afternoon into Saturday morning. 

    Strong to gale-force (25 to 38 mph) northwesterly winds are
    expected on Saturday afternoon into Monday morning.

    Moderate gale-force to fresh gale-force (32 to 46 mph) with
    gust to 55 mph northwesterly winds are forecast to develop
    along our coastline Monday afternoon into next Thursday.   

  DIABLO CANYON METEOROLOGICAL TOWER WIND DATA:

       Today's Maximum Winds:

        Max peak winds:       NW            24.6 mph @ 11:45 a.m.
        Max sustained wind:   NW            17.9 mph @ 11:45 a.m.

      Yesterday's Maximum Winds:
             
        Max peak winds:       NW            40.3 mph @ 11:30 p.m.
        Max sustained wind:   NW            31.3 mph @ 11:30 p.m.
  
  SEAWATER TEMPERATURES:

    Seawater temperatures will range between 52 and 55 degrees 
    through Sunday, lowering to 48 and 51 degrees on Monday into
    next week. 
      
  OCEAN CURRENTS: 

    Today's southerly (offshore) flowing current will continue
    to flow southward through tonight.

    A northerly (onshore) flowing current will develop on Friday
    into Saturday morning, becoming a southerly (offshore) flowing
    current Saturday afternoon into next week.

  SEAWATER VISIBILITY:
 
    Seawater visibility was 8 to 10 feet at the Diablo Canyon Intake.

==========================================================================
 24-Hour Ocean Condition Outlook for Thursday 03/23 to Friday 03/24
    
  SEA/SWELL:        DIR. W     HT.  6-8   PER.  7-14    This morning  
  Remaining  at:    DIR. NW    HT.  6-8   PER.  5-13    This afternoon
  Decreasing to:    DIR. NW    HT.  5-7   PER.  5-13    Tonight

  WINDS:            DIR. N     SPEED 15-20              This morning
  Increasing to:    DIR. NW    SPEED 25-30 + 40         This afternoon
  Decreasing to:    DIR. NW    SPEED 10-15              Tonight
===========================================================================
 48-Hour Ocean Condition Outlook for Friday 03/24 to Saturday 03/25
    
  SWELL:            DIR. WW    HT.  3-5   PER.  9-14    Friday morning  
  Increasing to:    DIR. WNW   HT.  5-7   PER. 12-14    Friday afternoon
  Remaining  at:    DIR. WNW   HT.  5-7   PER. 12-14    Friday night

 (Combined with:    DIR. S     HT.  1-2   PER.  3-5     Friday night)

  WINDS:            DIR. NW    SPEED  5-10              Friday morning
  Increasing to:    DIR. SE    SPEED 10-15              Friday afternoon
  Increasing to:    DIR. SE    SPEED 15-20              Friday night
===========================================================================

 Extended Ocean Condition Outlook:

   Batten down the hatches! Moderate gale-force to fresh 
   gale-force (32 to 46 mph) with gust to 55 mph northwesterly
   winds are forecast to develop along our coastline Monday
   afternoon into next Thursday.   

===========================================================================

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