Alert archive / California / Beach Hazards Statements in 2017
Beach Hazards Statement 5, NWS San Diego, CA
NWS San Diego, CA issued this beach hazards statement at Feb 15, 2017, 12:10 PM PST for Orange County, San Diego County, California. It took effect at Feb 17, 2017, 1:00 AM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 15, 2017, 12:10 PM PST (20:10 UTC)
- In effect from
- Feb 17, 2017, 1:00 AM PST
- Expired
- Feb 16, 2017, 1:06 PM PST
- In force
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, San Diego County, CA
The radar
The San Diego radar (KNKX), 53 km from the middle of the area, began a volume at 20:15 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 12:00Z, 8.2 hours before the alert went out and 62 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
- 2500 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- -20 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
674 WHUS46 KSGX 152010 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 1210 PM PST WED FEB 15 2017 ...HIGH SURF FRIDAY AND THEN POTENTIALLY DAMAGING SURF BY LATE SATURDAY... .A LARGE, LONG-PERIOD WEST-NORTHWEST SWELL FROM 285 DEGREES WILL LIKELY BRING HIGH SURF TO THE BEACHES ON FRIDAY. THEN A VERY LARGE WEST SWELL FROM 270 DEGREES WILL BRING LARGE AND POTENTIALLY DAMAGING SURF OF 15 FEET LATE SATURDAY THROUGH EARLY SUNDAY BEFORE SWELL AND SURF START TO DIMINISH. THE HIGH TIDES WILL ONLY BE AROUND 4 TO 4.5 FEET, WHICH WILL MITIGATE THE COASTAL FLOODING THREAT SOMEWHAT. HOWEVER...MINOR COASTAL FLOODING COULD STILL OCCUR DUE TO HOW HIGH THE SURF WILL GET. POWERFUL RIP CURRENTS WILL OCCUR WITH THESE SWELLS AS WELL. CAZ043-552-160600- /O.NEW.KSGX.BH.S.0005.170217T0900Z-170220T0600Z/ SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS- 1210 PM PST WED FEB 15 2017 ...BEACH HAZARDS STATEMENT IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A BEACH HAZARDS STATEMENT FOR A HIGH SURF OUTLOOK...WHICH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY EVENING. * WAVES AND SURF...5 TO 9 FEET WITH LOCALLY HIGHER SETS FRIDAY...THEN RISING TO 8 TO 12 FEET WITH SETS TO 15 FEET LATE SATURDAY THROUGH EARLY SUNDAY. * TIMING...SWELL AND SURF BUILDS THURSDAY NIGHT, REACHING HIGH SURF LEVELS BY EARLY FRIDAY MORNING THEN BUILDING FURTHER LATE SATURDAY THROUGH EARLY SUNDAY. SURF THEN DIMINISHES DURING THE DAY SUNDAY BEFORE LOWERING BELOW HIGH SURF THRESHOLDS LATE SUNDAY NIGHT. * HIGHEST TIDES...4.0 FEET FRIDAY AT 109 AM...4.0 FEET SATURDAY AT 210 AM...AND 4.0 FEET SUNDAY AT 325 AM. * IMPACTS...DAMAGE POSSIBLE TO COASTAL STRUCTURES SUCH AS PIERS. STRONG RIP CURRENTS AND DANGEROUS SWIMMING CONDITIONS. LARGE WAVES CAN OVER-TOP JETTIES AND COASTAL ROCK FORMATIONS AND SWEEP PEOPLE OUT TO SEA. SMALL BOATS MAY HAVE TROUBLE NAVIGATING THROUGH THE HIGH SURF. MINOR COASTAL FLOODING OF LOW-LYING AREAS AND BEACH EROSION WILL LIKELY OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A LIFEGUARD. && $$ HARRISON HTTP://WWW.WEATHER.GOV/SANDIEGO
3 follow-up statements
527 WHUS46 KSGX 160418 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 818 PM PST WED FEB 15 2017 ...HIGH SURF FRIDAY AND THEN POTENTIALLY DAMAGING SURF BY LATE SATURDAY... .A LARGE...LONG-PERIOD WEST-NORTHWEST SWELL FROM 285 DEGREES WILL LIKELY CREATE HIGH SURF ALONG THE BEACHES FRIDAY. THEN A VERY LARGE WEST SWELL FROM 270 DEGREES WILL BRING LARGE AND POTENTIALLY DAMAGING SURF OF 15 FEET LATE SATURDAY THROUGH EARLY SUNDAY BEFORE SWELL AND SURF START TO DIMINISH. THE HIGH TIDES WILL ONLY BE AROUND 4 TO 4.5 FEET...WHICH WILL MITIGATE THE COASTAL FLOODING THREAT SOMEWHAT. HOWEVER...MINOR COASTAL FLOODING COULD STILL OCCUR DUE TO HOW HIGH THE SURF WILL GET. POWERFUL RIP CURRENTS WILL OCCUR WITH THESE SWELLS AS WELL. CAZ043-552-161400- /O.CON.KSGX.BH.S.0005.170217T0900Z-170220T0600Z/ SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS- 818 PM PST WED FEB 15 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY EVENING... * SURF...5 TO 9 FEET WITH LOCALLY HIGHER SETS FRIDAY... THEN RISING TO 8 TO 12 FEET WITH SETS TO 15 FEET LATE SATURDAY THROUGH EARLY SUNDAY. * TIMING...SWELL AND SURF BUILDS THURSDAY NIGHT... REACHING HIGH SURF LEVELS BY EARLY FRIDAY MORNING THEN BUILDING FURTHER LATE SATURDAY THROUGH EARLY SUNDAY. SURF THEN DIMINISHES DURING THE DAY SUNDAY BEFORE LOWERING BELOW HIGH SURF THRESHOLDS LATE SUNDAY NIGHT. * HIGHEST TIDES...4.0 FEET FRIDAY AT 109 AM...4.0 FEET SATURDAY AT 210 AM...AND 4.0 FEET SUNDAY AT 325 AM. * IMPACTS...DAMAGE POSSIBLE TO COASTAL STRUCTURES SUCH AS PIERS. STRONG RIP CURRENTS AND DANGEROUS SWIMMING CONDITIONS LIKELY. LARGE WAVES CAN OVER-TOP JETTIES AND COASTAL ROCK FORMATIONS AND SWEEP PEOPLE OUT TO SEA. SMALL BOATS MAY HAVE TROUBLE NAVIGATING THROUGH THE HIGH SURF. MINOR COASTAL FLOODING OF LOW-LYING AREAS AND BEACH EROSION WILL LIKELY OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A LIFEGUARD. && $$ JJT HTTP://WWW.WEATHER.GOV/SANDIEGO
277 WHUS46 KSGX 161040 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 240 AM PST THU FEB 16 2017 ...HIGH SURF FRIDAY AND POTENTIALLY DAMAGING SURF BY SATURDAY AFTERNOON... .A LARGE...LONG-PERIOD WEST-NORTHWEST SWELL WILL CREATE HIGH SURF ALONG THE BEACHES FRIDAY THROUGH THE WEEKEND. THE HIGHEST SURF IS EXPECTED SATURDAY AFTERNOON AND EVENING WITH POTENTIALLY DAMAGING SURF OF 15 FEET. THE HIGH SURF COULD ALSO CAUSE MINOR COASTAL FLOODING DURING TIMES OF HIGH TIDE. POWERFUL RIP CURRENTS WILL OCCUR WITH THESE SWELLS AS WELL. CAZ043-552-162200- /O.CON.KSGX.BH.S.0005.170217T0900Z-170220T0600Z/ SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS- 240 AM PST THU FEB 16 2017 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY EVENING... * SURF...5 TO 10 FEET FRIDAY...THEN RISING TO 10 TO 15 FEET SATURDAY AFTERNOON THROUGH SUNDAY MORNING...THEN GRADUALLY DIMINISHING THROUGH SUNDAY NIGHT. * HIGHEST TIDES...4.0 FEET FRIDAY AT 109 AM...4.0 FEET SATURDAY AT 210 AM...AND 4.0 FEET SUNDAY AT 325 AM. * IMPACTS...DAMAGE POSSIBLE TO COASTAL STRUCTURES SUCH AS PIERS. STRONG RIP CURRENTS AND DANGEROUS SWIMMING CONDITIONS. BEACH EROSION AND MINOR COASTAL FLOODING. LARGE WAVES OVER-TOPPING JETTIES AND ROCKS CAN SWEEP PEOPLE OUT TO SEA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A BEACH HAZARDS STATEMENT IS ISSUED WHEN THREATS SUCH AS STRONG RIP CURRENTS...ELEVATED SURF HEIGHTS...MINOR TIDAL OVERFLOW...OR LIGHTNING ARE POSSIBLE AT LOCAL BEACHES. OBEY POSTED WARNING SIGNS AND FLAGS AND TALK TO A LIFEGUARD BEFORE SWIMMING. USE CAUTION WHEN IN OR NEAR THE WATER AND ALWAYS SWIM NEAR A LIFEGUARD. && $$ JMB WEATHER.GOV/SANDIEGO
300 WHUS46 KSGX 162106 CFWSGX COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 106 PM PST THU FEB 16 2017 ...HIGH SURF FRIDAY THROUGH SUNDAY AT THE ORANGE AND SAN DIEGO COUNTY BEACHES WITH POTENTIALLY DAMAGING SURF LATE SATURDAY THROUGH EARLY SUNDAY... .A LARGE...LONG-PERIOD WEST-NORTHWEST SWELL WILL CREATE HIGH SURF ALONG THE BEACHES FRIDAY THROUGH THE WEEKEND. THE HIGHEST SURF IS EXPECTED SATURDAY AFTERNOON THROUGH EARLY SUNDAY WITH POTENTIALLY DAMAGING SURF OF 15 FEET. THE HIGH SURF COULD ALSO CAUSE MINOR COASTAL FLOODING DURING TIMES OF HIGH TIDE. POWERFUL RIP CURRENTS WILL OCCUR WITH THESE SWELLS AS WELL. CAZ043-552-170600- /O.CAN.KSGX.BH.S.0005.170217T0900Z-170220T0600Z/ /O.NEW.KSGX.SU.W.0002.170217T0900Z-170220T0600Z/ SAN DIEGO COUNTY COASTAL AREAS-ORANGE COUNTY COASTAL AREAS- 106 PM PST THU FEB 16 2017 ...HIGH SURF WARNING IN EFFECT FROM 1 AM FRIDAY TO 10 PM PST SUNDAY... ...BEACH HAZARDS STATEMENT IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A HIGH SURF WARNING...WHICH IS IN EFFECT FROM 1 AM FRIDAY TO 10 PM PST SUNDAY. THE BEACH HAZARDS STATEMENT HAS BEEN CANCELLED. * SURF...5 TO 10 FEET FRIDAY...THEN POTENTIALLY DAMAGING SURF OF 10 TO 15 FEET SATURDAY AFTERNOON THROUGH EARLY SUNDAY MORNING...WITH SURF THEN FALLING TO 5 TO 8 FEET LATE SUNDAY MORNING AND AFTERNOON. * HIGHEST TIDES...4.0 FEET FRIDAY AT 109 AM...4.0 FEET SATURDAY AT 210 AM...AND 4.0 FEET SUNDAY AT 325 AM. * IMPACTS...DAMAGE POSSIBLE TO COASTAL STRUCTURES SUCH AS PIERS. STRONG RIP CURRENTS AND DANGEROUS SWIMMING CONDITIONS. BEACH EROSION AND MINOR COASTAL FLOODING. LARGE WAVES OVER-TOPPING JETTIES AND ROCK FORMATIONS CAN SWEEP PEOPLE OUT TO SEA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH SURF WARNING INDICATES THAT DANGEROUS...BATTERING WAVES WILL POUND THE SHORELINE. THIS WILL RESULT IN LIFE-THREATENING CONDITIONS. && $$ HARRISON 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 |
|---|---|---|---|---|
| Feb 15, 4:00 AM PST | Dense Fog Advisory | SGX | Orange, San Diego | 5 hr |
| Feb 15, 11:55 AM PST | Gale Watch | SGX | 20 hr | |
| Feb 15, 1:54 PM PST | Winter Storm Watch | SGX | Riverside, San Bernardino | 19 hr |
| Feb 15, 2:07 PM PST | Flash Flood Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 71 hr |
| Feb 15, 2:07 PM PST | High Wind Watch | SGX | Orange, Riverside, San Bernardino, San Diego | 19 hr |
Nearby
Beach Hazards Statements in California, 2017Every beach hazards statement in 2017
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.