Alert archive / California / Coastal Flood Statements in 2012
Coastal Flood Statement 2, NWS San Diego, CA
NWS San Diego, CA issued this coastal flood statement at Aug 29, 2012, 2:59 AM PDT for San Diego County, California. It took effect at Aug 31, 2012, 3:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Aug 29, 2012, 2:59 AM PDT (09:59 UTC)
- In effect from
- Aug 31, 2012, 3:00 AM PDT
- Expired
- Aug 29, 2012, 8:47 PM PDT
- In force
- Issued by
- NWS San Diego, CA
County San Diego County, CA
The radar
The San Diego radar (KNKX), 28 km from the middle of the area, began a volume at 09:59 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
San Diego, CA (KNKX), launched 00:00Z, 10.0 hours before the alert went out and 47 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2574 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
233 WHUS46 KSGX 290959 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 259 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION ARE POSSIBLE...FROM EARLY FRIDAY MORNING THROUGH THE LABOR DAY WEEKEND...ALONG ORANGE COUNTY BEACHES AND SOME SAN DIEGO COUNTY BEACHES... .TWO SOUTHERN HEMISPHERE SWELL GROUPS ARE FORECAST TO ARRIVE FRIDAY... ONE FROM 195 DEGREES...THE OTHER FROM 165 DEGREES...RESULTING IN COMBINED SWELL HEIGHTS OF 5 FEET OR HIGHER WITH AN AVERAGE PERIOD OF 20 SECONDS. SEVERAL MORE REINFORCING SWELL GROUPS ARE FORECAST TO ARRIVE OVER THE LABOR DAY WEEKEND. THESE WILL CONTINUE SOUTHERLY SWELL HEIGHTS OF 4 FEET OR HIGHER. IF THESE FORECASTS ARE CORRECT...THEN HIGH SURF IS LIKELY...WITH INFREQUENT SETS OF TEN FEET OR HIGHER ON BEACHES FACING DIRECTLY TO THE SOUTH AND SOUTH SOUTHEAST. SPRING TIDES WILL BE OCCURRING AT THE SAME TIME DUE TO THE FULL MOON THIS FRIDAY. THE COMBINATION OF HIGH TIDES AND HIGH SURF WOULD RESULT IN MODERATE BEACH EROSION. MAIN IMPACT AREAS WOULD BE MOST OF ORANGE COUNTY BEACHES...NORTH SAN DIEGO COUNTY FROM CARLSBAD NORTHWARD... AND PARTS OF SOUTH SAN DIEGO COUNTY...AROUND POINT LA JOLLA AND FROM POINT LOMA TO THE NORTH END OF CORONADO ISLAND. CAZ042-291800- /O.NEW.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ ORANGE COUNTY COASTAL AREAS- 259 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION POSSIBLE EARLY FRIDAY MORNING THROUGH THE LABOR DAY WEEKEND... * SURF HEIGHTS...ON FRIDAY...INFREQUENT SETS OF 5 TO 8 FEET... BUILDING SATURDAY AND SUNDAY TO...6 TO 9 FEET. SURF HEIGHTS LOWERING ON LABOR DAY TO...5 TO 7 FEET. HIGHER SURF LIKELY ON BEACHES FACING DIRECTLY TOWARDS THE SOUTH AND SOUTH SOUTHEAST. * COASTAL FLOODING...MODERATE BEACH EROSION AND MINOR COASTAL FLOODING POSSIBLE ESPECIALLY DURING THE HIGH TIDES OCCURRING DURING THE MID TO LATE MORNINGS AND DURING THE LATE EVENING HOURS. * LOCATIONS...SEAL BEACH TO CORONA DEL MAR...SALT CREEK TO DOHENY STATE BEACH...AND SAN CLEMENTE TO SAN ONOFRE. * TIMING...2 AM FRIDAY MORNING THROUGH 2 AM PDT TUESDAY. * TIDES...AT NEWPORT BAY ENTRANCE LOW TIDE...-0.2 FEET AT 347 AM PDT FRIDAY MORNING HIGH TIDE...5.2 FEET AT 957 AM PDT FRIDAY MORNING LOW TIDE....0.9 FEET AT 346 PM FRIDAY AFTERNOON HIGH TIDE...5.8 FEET AT 952 PM FRIDAY NIGHT TIDES SATURDAY THROUGH MONDAY WILL OCCUR ABOUT A HALF HOUR LATER EACH DAY...LOW TIDES WILL GAIN ABOUT A HALF FOOT EACH DAY...AND HIGH TIDES WILL LOSE ABOUT A HALF FOOT EACH DAY. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS SETTING TOWARDS THE NORTH. THERE WILL LIKELY BE LONG INTERVALS OF 20 TO 35 MINUTES...BETWEEN THE LARGER WAVES. THE LARGER WAVES COULD PRODUCE BREAKING WAVES ACROSS THE MOUTHS OF BAYS AND MARINAS...WASH OVER JETTIES...AND WASH WELL UP THE BEACH AND ACROSS LOW LYING SEA WALLS AND PARKING LOTS. $$ CAZ043-291800- /O.NEW.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ SAN DIEGO COUNTY COASTAL AREAS- 259 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION POSSIBLE EARLY FRIDAY MORNING THROUGH THE LABOR DAY WEEKEND... * SURF HEIGHTS...ON FRIDAY...INFREQUENT SETS OF 4 TO 7 FEET... BUILDING SATURDAY AND SUNDAY TO...6 TO 9 FEET. SURF HEIGHTS LOWERING LABOR DAY TO...5 TO 7 FEET. HIGHER SURF LIKELY NORTH OF CAMP PENDLETON. * COASTAL FLOODING...MODERATE BEACH EROSION AND MINOR COASTAL FLOODING POSSIBLE ESPECIALLY DURING THE HIGH TIDES OCCURRING DURING THE MID TO LATE MORNINGS AND DURING THE LATE EVENING HOURS. * LOCATIONS...SAN MATEO POINT TO CARLSBAD...INCLUDING THE ENTRANCE TO OCEANSIDE HARBOR...THE REEFS OFF OF POINT LA JOLLA...AND FROM POINT LOMA TO THE NORTH END OF CORONADO ISLAND. * TIMING...2 AM FRIDAY MORNING THROUGH 2 AM PDT TUESDAY. * TIDES...AT POINT LOMA... LOW TIDE...-0.5 FEET AT 307 AM PDT FRIDAY MORNING HIGH TIDE...5.0 FEET AT 915 AM PDT FRIDAY MORNING LOW TIDE....0.9 FEET AT 303 PM FRIDAY AFTERNOON HIGH TIDE...6.0 FEET AT 903 PM FRIDAY NIGHT TIDES SATURDAY THROUGH MONDAY WILL OCCUR ABOUT 3O TO 40 MINUTES LATER EACH DAY...LOW TIDES WILL GAIN TWO TO THREE TENTHS OF FOOT EACH DAY...AND HIGH TIDES WILL LOSE A SIMILAR AMOUNT EACH DAY. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS SETTING TOWARDS THE NORTH. THERE WILL LIKELY BE LONG INTERVALS OF 20 TO 35 MINUTES BETWEEN THE LARGER WAVES. THESE LARGER WAVES COULD PRODUCE BREAKING WAVES ACROSS THE ENTRANCE TO OCEANSIDE HARBOR...WASH OVER JETTIES...AND WASH WELL UP THE BEACH AND ACROSS LOW LYING SEA WALLS AND PARKING LOTS. $$ HTTP://WWW.WEATHER.GOV/SANDIEGO BALFOUR
2 follow-up statements
201 WHUS46 KSGX 291831 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 1131 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION ARE POSSIBLE...FROM EARLY FRIDAY MORNING THROUGH LABOR DAY WEEKEND...ALONG ORANGE COUNTY BEACHES AND SOME SAN DIEGO COUNTY BEACHES... .TWO SOUTHERN HEMISPHERE SWELL GROUPS WILL ARRIVE FRIDAY...RESULTING IN COMBINED SWELL HEIGHTS OF 5 FEET OR HIGHER...WITH AN AVERAGE PERIOD OF 19 SECONDS. SWELL ARRIVING FRIDAY WILL BEGIN TO DECREASE SUNDAY...ALTHOUGH SWELL GENERATED FROM TROPICAL STORM ILEANA IS FORECAST TO ARRIVE OVER THE LABOR DAY WEEKEND WHICH WILL CONTINUE THE HIGHER SWELLS THROUGH EARLY NEXT WEEK. INCREASED SWELLS WILL LIKELY GENERATE HIGH SURF OVER THE HOLIDAY WEEKEND...WITH INFREQUENT SETS OF TEN FEET OR HIGHER ON SOUTHERLY FACING BEACHES. IN ADDITION...THE COMBINATION OF HIGHER TIDES FROM A FULL MOON FRIDAY COULD RESULT IN MODERATE BEACH EROSION. THE MAIN IMPACT AREAS WOULD BE MOST OF ORANGE COUNTY BEACHES...NORTH SAN DIEGO COUNTY FROM CARLSBAD NORTHWARD...AND PARTS OF SOUTH SAN DIEGO COUNTY...AROUND POINT LA JOLLA AND FROM POINT LOMA TO THE NORTH END OF CORONADO ISLAND. CAZ042-300245- /O.CON.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ ORANGE COUNTY COASTAL AREAS- 1131 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION POSSIBLE EARLY FRIDAY MORNING THROUGH LABOR DAY WEEKEND... * SURF HEIGHTS...INFREQUENT SETS OF 5 TO 8 FEET FRIDAY...BUILDING TO 6 TO 9 FEET SATURDAY AND SUNDAY...THEN LOWERING TO 5 TO 7 FEET ON LABOR DAY. HIGHER SURF LIKELY ON SOUTHERLY FACING BEACHES. * COASTAL FLOODING...MODERATE BEACH EROSION AND MINOR COASTAL FLOODING POSSIBLE ESPECIALLY DURING THE HIGH TIDES OCCURRING DURING THE MID TO LATE MORNINGS AND DURING THE LATE EVENING HOURS. * LOCATIONS...SEAL BEACH TO CORONA DEL MAR...SALT CREEK TO DOHENY STATE BEACH...AND SAN CLEMENTE TO SAN ONOFRE. * TIMING...2 AM FRIDAY MORNING THROUGH 2 AM PDT TUESDAY. * TIDES...AT NEWPORT BAY ENTRANCE LOW TIDE...-0.2 FEET AT 347 AM PDT FRIDAY MORNING HIGH TIDE...5.2 FEET AT 957 AM PDT FRIDAY MORNING LOW TIDE....0.9 FEET AT 346 PM FRIDAY AFTERNOON HIGH TIDE...5.8 FEET AT 952 PM FRIDAY NIGHT TIDES SATURDAY THROUGH MONDAY WILL OCCUR ABOUT A HALF HOUR LATER EACH DAY...LOW TIDES WILL GAIN ABOUT A HALF FOOT EACH DAY...AND HIGH TIDES WILL LOSE ABOUT A HALF FOOT EACH DAY. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS SETTING TOWARDS THE NORTH. THERE WILL LIKELY BE LONG INTERVALS OF 20 TO 35 MINUTES...BETWEEN THE LARGER WAVES. THE LARGER WAVES COULD PRODUCE BREAKING WAVES ACROSS THE MOUTHS OF BAYS AND MARINAS...WASH OVER JETTIES...AND WASH WELL UP THE BEACH AND ACROSS LOW LYING SEA WALLS AND PARKING LOTS. $$ CAZ043-300245- /O.CON.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ SAN DIEGO COUNTY COASTAL AREAS- 1131 AM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS AND MODERATE BEACH EROSION POSSIBLE EARLY FRIDAY MORNING THROUGH LABOR DAY WEEKEND... * SURF HEIGHTS...INFREQUENT SETS OF 4 TO 7 FEET FRIDAY...BUILDING TO 6 TO 9 FEET SATURDAY AND SUNDAY...THEN LOWERING TO 5 TO 7 FEET ON LABOR DAY. HIGHER SURF LIKELY ON SOUTHERLY FACING BEACHES. * COASTAL FLOODING...MODERATE BEACH EROSION AND MINOR COASTAL FLOODING POSSIBLE ESPECIALLY DURING THE HIGH TIDES OCCURRING DURING THE MID TO LATE MORNINGS AND DURING THE LATE EVENING HOURS. * LOCATIONS...SAN MATEO POINT TO CARLSBAD...INCLUDING THE ENTRANCE TO OCEANSIDE HARBOR...THE REEFS OFF OF POINT LA JOLLA...AND FROM POINT LOMA TO THE NORTH END OF CORONADO ISLAND. * TIMING...2 AM FRIDAY MORNING THROUGH 2 AM PDT TUESDAY. * TIDES...AT POINT LOMA... LOW TIDE...-0.5 FEET AT 307 AM PDT FRIDAY MORNING HIGH TIDE...5.0 FEET AT 915 AM PDT FRIDAY MORNING LOW TIDE....0.9 FEET AT 303 PM FRIDAY AFTERNOON HIGH TIDE...6.0 FEET AT 903 PM FRIDAY NIGHT TIDES SATURDAY THROUGH MONDAY WILL OCCUR ABOUT 3O TO 40 MINUTES LATER EACH DAY...LOW TIDES WILL GAIN TWO TO THREE TENTHS OF FOOT EACH DAY...AND HIGH TIDES WILL LOSE A SIMILAR AMOUNT EACH DAY. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS SETTING TOWARDS THE NORTH. THERE WILL LIKELY BE LONG INTERVALS OF 20 TO 35 MINUTES BETWEEN THE LARGER WAVES. THESE LARGER WAVES COULD PRODUCE BREAKING WAVES ACROSS THE ENTRANCE TO OCEANSIDE HARBOR...WASH OVER JETTIES...AND WASH WELL UP THE BEACH AND ACROSS LOW LYING SEA WALLS AND PARKING LOTS. $$ HTTP://WWW.WEATHER.GOV/SANDIEGO JJT
179 WHUS46 KSGX 300347 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 847 PM PDT WED AUG 29 2012 ...HIGH SURF WITH VERY STRONG RIP CURRENTS AND MINOR BEACH EROSION FRIDAY MORNING THROUGH SUNDAY AFTERNOON ALONG SOUTH FACING ORANGE AND NORTHERN SAN DIEGO COUNTY BEACHES... .TWO SOUTHERN HEMISPHERE SWELL GROUPS WILL ARRIVE FRIDAY...RESULTING IN COMBINED SWELL HEIGHTS OF 4 TO 5 FEET WITH A LONG PERIOD OF 18-20 SECONDS. THE INCREASED SWELLS WILL LIKELY GENERATE HIGH SURF OVER THE HOLIDAY WEEKEND...PEAKING SATURDAY MORNING THROUGH SUNDAY MORNING ON SOUTH FACING BEACHES. IN ADDITION...THE COMBINATION OF HIGHER TIDES AND HIGH SURF COULD RESULT IN MODERATE BEACH EROSION AND MINOR COASTAL FLOODING. THE SWELL AND SURF WILL BEGIN TO DECREASE SUNDAY. CAZ042-301200- /O.CAN.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ /O.NEW.KSGX.SU.Y.0013.120831T1300Z-120902T2100Z/ ORANGE COUNTY COASTAL AREAS- 847 PM PDT WED AUG 29 2012 ...HIGH SURF ADVISORY IN EFFECT FROM 6 AM FRIDAY TO 2 PM PDT SUNDAY... * SURF HEIGHTS...5 TO 8 FEET FRIDAY...BUILDING TO 6 TO 9 FEET SATURDAY...THEN LOWERING TO 5 TO 7 FEET SUNDAY. HIGHER SURF LIKELY ON EXPOSED SOUTH FACING BEACHES. * TIMING...6 AM FRIDAY MORNING THROUGH 2 PM PDT SUNDAY AFTERNOON. * LOCATION...MOST ORANGE COUNTY BEACHES...HIGHEST SURF ALONG SOUTH FACING BEACHES. * TIDES...AT NEWPORT BAY ENTRANCE...HIGH TIDE...5.2 FEET AT 957 AM PDT FRIDAY MORNING. LOW TIDE...0.9 FEET AT 346 PM FRIDAY AFTERNOON. HIGH TIDE...5.8 FEET AT 952 PM FRIDAY NIGHT. LOW TIDE...0.2 FEET AT 415 AM SATURDAY MORNING. HIGH TIDE...5.3 FEET AT 1026 AM SATURDAY MORNING. LOW TIDE...0.9 FEET AT 425 PM SATURDAY AFTERNOON. HIGH TIDE...5.4 FEET AT 1029 PM SATURDAY EVENING. LOW TIDE...0.6 FEET AT 442 AM SUNDAY MORNING. HIGH TIDE...5.3 FEET AT 1054 AM SUNDAY MORNING. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS PULLING TOWARDS THE NORTH. THE LARGER WAVES COULD PRODUCE BREAKING SURF ACROSS THE MOUTHS OF BAYS AND MARINAS...AND WASH OVER JETTIES. MODERATE BEACH EROSION...AS WELL AS MINOR COASTAL FLOODING OF NEARBY PARKING LOTS AND LOW LYING AREAS...POSSIBLE ESPECIALLY DURING THE HIGH TIDES IN THE MID TO LATE MORNING AND LATE EVENINGS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ CAZ043-301200- /O.CAN.KSGX.CF.S.0002.120831T1000Z-120904T1000Z/ /O.NEW.KSGX.SU.Y.0013.120831T1300Z-120902T2100Z/ SAN DIEGO COUNTY COASTAL AREAS- 847 PM PDT WED AUG 29 2012 ...HIGH SURF ADVISORY IN EFFECT FROM 6 AM FRIDAY TO 2 PM PDT SUNDAY... * SURF HEIGHTS...4 TO 7 FEET FRIDAY...BUILDING TO 6 TO 9 FEET SATURDAY...THEN LOWERING TO 4 TO 7 FEET SUNDAY. HIGHER SURF LIKELY ON EXPOSED SOUTH FACING BEACHES. * TIMING...6 AM FRIDAY MORNING THROUGH 2 PM PDT SUNDAY AFTERNOON. * LOCATION...NORTHERN SAN DIEGO COUNTY BEACHES...SAN MATEO POINT TO CARLSBAD AND CORONADO ISLAND. * TIDES...AT POINT LOMA...HIGH TIDE...5.2 FEET AT 945 AM PDT FRIDAY MORNING. LOW TIDE...0.8 FEET AT 343 PM FRIDAY AFTERNOON. HIGH TIDE...5.7 FEET AT 942 PM FRIDAY NIGHT. LOW TIDE...0.0 FEET AT 409 AM SATURDAY MORNING. HIGH TIDE...5.3 FEET AT 1014 AM SATURDAY MORNING. LOW TIDE...0.7 FEET AT 421 PM SATURDAY AFTERNOON. HIGH TIDE...5.3 FEET AT 1019 PM SATURDAY EVENING. LOW TIDE...0.4 FEET AT 438 AM SUNDAY MORNING. HIGH TIDE...5.3 FEET AT 1043 AM SUNDAY MORNING. * IMPACTS...VERY STRONG RIP CURRENTS AND ALONG SHORE CURRENTS PULLING TOWARDS THE NORTH. THE LARGER WAVES COULD PRODUCE BREAKING SURF ACROSS THE MOUTHS OF BAYS AND MARINAS...AND WASH OVER JETTIES. MODERATE BEACH EROSION...AS WELL AS MINOR COASTAL FLOODING OF NEARBY PARKING LOTS AND LOW LYING AREAS...POSSIBLE ESPECIALLY DURING THE HIGH TIDES IN THE MID TO LATE MORNING AND LATE EVENINGS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF ADVISORY MEANS THAT HIGH SURF WILL AFFECT BEACHES IN THE ADVISORY AREA...PRODUCING RIP CURRENTS AND LOCALIZED BEACH EROSION. && $$ TS HTTP://WWW.WEATHER.GOV/SANDIEGO
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 12:29 PM PDT | Areal Flood Advisory | SGX | San Bernardino | 91 min |
| Aug 29, 2:43 PM PDT | Areal Flood Advisory | SGX | San Bernardino | 92 min |
| Aug 29, 3:54 PM PDT | Special Weather Statement | SGX | 66 min | |
| Aug 29, 4:00 PM PDT | Special Weather Statement | SGX | 60 min | |
| Aug 29, 4:33 PM PDT | Areal Flood Advisory | SGX | Riverside, San Diego | 87 min |
Nearby
Coastal Flood Statements in California, 2012Every coastal flood statement in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.