From the National Weather Service
Loco Gato
Be safe, be free
http://forecast.weather.gov/showsigwx.php?warnzone=CAZ034&warncounty=CAC079&firewxzone=CAZ234&local_place1=5+Miles+NNW+San+Luis+Obispo+CA&product1=Hydrologic+Outlook
Hydrologic Outlook
HYDROLOGIC OUTLOOKCAZ034>041-044>046-051>054-059-087-088-547-548-191400-
HYDROLOGIC OUTLOOKNATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA415 PM PST MON JAN 18 2010
...EXTENDED PERIOD OF SIGNIFICANT RAIN AND MOUNTAIN SNOW THROUGHTHIS WEEK FOR SOUTHERN CALIFORNIA...
A VERY POWERFUL WEST TO EAST JET STREAM WILL ALLOW A SERIES OFSTRONG STORM SYSTEMS TO CONTINUE TRACKING INTO SOUTHERN CALIFORNIATHIS WEEK....BRINGING THE THREAT OF SIGNIFICANT AND POSSIBLYEXCESSIVE RAINFALL TO THE REGION.
THE FIRST STORM SYSTEM MOVED RAPIDLY THROUGH THE REGION TODAYUNSTABLE AIR AND RESIDUAL MOISTURE BEHIND THE FRONT IS EXPECTED TOBRING ADDITIONAL SHOWERS AND POSSIBLE THUNDERSTORMS TO THE AREA ATTIMES THROUGH TONIGHT. ADDITIONAL RAINFALL THROUGH TONIGHT SHOULD BELESS THAN ONE QUARTER OF AN INCH FOR MOST AREAS...WITH LOCAL AMOUNTSUP TO A THIRD OF AN INCH IN ANY HEAVIER SHOWERS OR THUNDERSTORMS.WITH THE POTENTIAL FOR LOCAL HEAVY RAIN PERSISTING...A FLASH FLOODWATCH REMAIN IN EFFECT FOR THE 2008 AND 2009 BURN AREAS INCLUDINGTHE MORRIS AND STATION BURN AREAS THROUGH LATE TONIGHT.
A WEAKER STORM SYSTEM IS EXPECTED TO AFFECT THE REGION TUESDAYAFTERNOON INTO TUESDAY NIGHT. THE THIRD AND MOST LIKELY STRONGESTSTORM SYSTEM OF THE WEEK IS EXPECTED WEDNESDAY AFTERNOON INTOTHURSDAY NIGHT. A COLD AND UNSTABLE AIR MASS WILL CONTINUE TO KEEP ATHREAT OF SHOWERS ON FRIDAY.
FOR THE ENTIRE WEEK...RAINFALL TOTALS OF 4 TO 8 INCHES CAN BEEXPECTED IN COASTAL AND VALLEY AREAS...AND 8 TO 16 INCHES IN THEFOOTHILLS AND MOUNTAINS. LOCAL RAINFALL AMOUNTS OVER 20 INCHES WILLBE POSSIBLE ACROSS FAVORED SOUTH FACING COASTAL SLOPES. ACROSS THEANTELOPE VALLEY...RAINFALL TOTALS OF 2 TO 4 INCHES CAN BE EXPECTEDTHROUGH FRIDAY...WITH LOCALLY HIGHER AMOUNTS IN THE FOOTHILLS. THISWILL LIKELY BE THE WETTEST WEEK SINCE EARLY 2005.
SNOW LEVELS ARE EXPECTED TO FLUCTUATE BUT RANGE BETWEEN 4000 FEETAND 6000 FEET THROUGH WEDNESDAY...THEN INCREASE TO ABOVE 7000 FEETWEDNESDAY NIGHT BEFORE FALLING BACK TO 4500 TO 5000 FEET THURSDAY...AND TO 3500 TO 4000 FEET ON FRIDAY.
THE CUMULATIVE EFFECT OF THESE STORM SYSTEMS MAY BRING FLOODINGTHREATS TO THE REGION ON A SCALE THAT HAS NOT BEEN SEEN SINCE 2005.LARGE AMOUNTS OF EXPECTED PRECIPITATION...AS WELL AS THE POTENTIALFOR HIGH INTENSITY RAINFALL...WILL BRING THE THREAT OF SIGNIFICANTFLASH FLOODING AND POTENTIALLY DEADLY DEBRIS FLOWS...ESPECIALLY TOTHE RECENT BURN AREAS. THERE WILL ALSO BE A THREAT OF URBAN ANDSMALL STREAM FLOODING AND NUMEROUS ROCKSLIDES...ESPECIALLY LATER INTHE WEEK AS SOILS BECOME MORE SATURATED. AS THE WEEK PROGRESSES...MOST STREAMS AND NORMALLY DRY WASHES WILL BE FLOWING. IF THE STRONGSTORM MATERIALIZES FOR THE WEDNESDAY AFTERNOON THROUGH THURSDAY TIMEFRAME...THERE COULD ALSO BE SOME MAIN STEM RIVER FLOODING CONCERNS.
PERSONS LIVING IN AND CLOSE TO RECENTLY BURNED AREAS OR IN LOW-LYINGAREAS SUBJECT TO RIVER AND STREAM FLOODING SHOULD STAY TUNED FORLATER FORECASTS AND WARNINGS. LISTEN TO LOCAL NEWS MEDIA AND NOAAWEATHER RADIO FOR UPDATES.
$$
SIRARD/BRUNO
High Surf Advisory
COASTAL HAZARD MESSAGENATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA629 PM PST MON JAN 18 2010
...A COASTAL FLOOD WATCH HAS BEEN ISSUED FROM LATE TONIGHTTHROUGH LATE WEDNESDAY NIGHT FOR THE WEST FACING BEACHES OF SANLUIS OBISPO AND SANTA BARBARA COUNTIES...
...A COASTAL FLOOD WATCH HAS BEEN ISSUED FROM TUESDAY AFTERNOONTHROUGH LATE WEDNESDAY NIGHT FOR THE WEST FACING BEACHES OF SANTABARBARA SOUTH COAST...AND THE WEST FACING BEACHES OF VENTURA ANDLOS ANGELES COUNTIES...
...A HIGH SURF ADVISORY REMAINS IN EFFECT THROUGH 3 PM PST FRIDAYFOR THE WEST FACING BEACHES OF SAN LUIS OBISPO AND SANTA BARBARACOUNTIES...
...A HIGH SURF ADVISORY HAS BEEN ISSUED FROM 3 AM PST TUESDAYTHROUGH 11 AM PST FRIDAY FOR THE WEST FACING BEACHES OF SANTABARBARA SOUTH COAST...AND THE WEST FACING BEACHES OF VENTURA ANDLOS ANGELES COUNTIES...
.A SERIES OF STRONG PACIFIC STORMS WILL MOVE ACROSS THE SOUTHERNAND CENTRAL CALIFORNIA COASTAL AREAS THIS WEEK. THIS WILL CAUSE ASIGNIFICANT INCREASE IN THE WESTERLY SWELL...BRINGING DANGEROUSSURF CONDITIONS AND THE POTENTIAL FOR COASTAL FLOODING ACROSSWEST FACING BEACHES.
CAZ034-035-191300-/O.CON.KLOX.SU.Y.0005.000000T0000Z-100122T2300Z//O.CON.KLOX.CF.A.0002.100119T1100Z-100121T1100Z/SAN LUIS OBISPO COUNTY CENTRAL COAST-SANTA BARBARA COUNTY CENTRAL COAST-629 PM PST MON JAN 18 2010
...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY......COASTAL FLOOD WATCH REMAINS IN EFFECT FROM 3 AM PST TUESDAYTHROUGH LATE WEDNESDAY NIGHT...
A HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 3 PM PST FRIDAY. ACOASTAL FLOOD WATCH REMAINS IN EFFECT FROM 3 AM PST TUESDAYTHROUGH LATE WEDNESDAY NIGHT.
HIGH SURF CONDITIONS WILL BUILD RAPIDLY TONIGHT INTO TUESDAY...THEN PEAK TUESDAY NIGHT INTO THURSDAY...WHEN BREAKERS COULD REACHAS HIGH AS 25 FEET.
THE VERY LARGE SURF COMBINED WITH PERIODS OF STRONG WINDS COULDRESULT IN COASTAL FLOODING ISSUES FOR LOW LYING AREAS OF THECENTRAL COAST. THE GREATEST THREAT OF SUBSTANTIAL COASTAL FLOODINGWILL OCCUR WEDNESDAY AND WEDNESDAY NIGHT...WITH BEACH EROSION ANDPROPERTY DAMAGE POSSIBLE. ANY COASTAL FLOODING WOULD LIKELY OCCURNEAR THE TIMES OF HIGH TIDE.
HIGH TIDES FOR PORT SAN LUIS...TUESDAY...4.4 FEET AT 1137 AM.WEDNESDAY...4.4 FEET AT 108 AM AND 3.9 FEET AT 1221 PM.THURSDAY...4.5 FEET AT 141 AM.
THERE WILL BE DANGEROUS RIP CURRENTS ON ALL AREA BEACHES THROUGHMUCH OF THE WEEK AS WELL. EVEN THE MOST EXPERIENCED SWIMMERSSHOULD STAY OUT OF THE WATER DURING THIS EVENT. ROCKS AND JETTIESWILL BE ESPECIALLY DANGEROUS AS WAVES CAN UNEXPECTEDLY SWEEPPERSONS INTO THE WATER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES INTHE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACHEROSION.
A COASTAL FLOOD WATCH MEANS THAT CONDITIONS FAVORABLE FORFLOODING ARE EXPECTED TO DEVELOP. COASTAL RESIDENTS SHOULD BEALERT FOR LATER STATEMENTS OR WARNINGS...AND TAKE ACTION TOPROTECT PROPERTY.
&&
$$
3 comments
APN
January 19, 2010 at 2:37 pm (UTC 0)
Thanks for the heads up, I read about it from you first from this post before hearing it on the radio, so this report definitely worked as I was in the area.
Felinae
January 19, 2010 at 4:27 pm (UTC 0)
Thank You, Loco Gato, you be careful as well.
The wind gusts in my area are getting pretty strong.
APN~you be safe out there on the roads. I know you will be, but it's the other drivers that bother me.
Both of you gentlemen have a good day and stay safe.
Smiles~Felinae~
APN
January 19, 2010 at 6:30 pm (UTC 0)
Thanks, I'm in French Camp today, If I get stuck here I'll give Catman a call.