Alert archive / California / Wind Advisories in 2012
Wind Advisory 8, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this wind advisory at Dec 19, 2012, 6:09 PM PST for 9 counties in California. It took effect at Dec 20, 2012, 1:00 PM PST. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Dec 19, 2012, 6:09 PM PST (02:09 UTC)
- In effect from
- Dec 20, 2012, 1:00 PM PST
- Expired
- Dec 21, 2012, 10:00 AM PST
- In force
- 21 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties Alameda County, CA, City and County of San Francisco, CA, Contra Costa County, CA, Marin County, CA, Napa County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA
The radar
The San Francisco radar (KMUX), 78 km from the middle of the area, began a volume at 02:11 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
Oakland, CA (KOAK), launched 00:00Z, 2.2 hours before the alert went out and 9 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
- 2537 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -26 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
784 WWUS76 KMTR 200209 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 609 PM PST WED DEC 19 2012 ...COLD TEMPERATURES IN THE SOUTHERN SALINAS VALLEY THURSDAY MORNING... ...STRONG AND GUSTY SOUTH WINDS 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING FOR NORTH BAY COUNTIES INCLUDING SAN FRANCISCO SHORELINE AND SAN MATEO COASTLINE... CAZ516-201700- /O.CON.KMTR.FZ.W.0006.121220T1000Z-121220T1700Z/ SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO- 609 PM PST WED DEC 19 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM PST THURSDAY... A FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 9 AM PST THURSDAY. * TEMPERATURES: LOWS IN THE MID TO UPPER 20S CAN BE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ CAZ006-505>509-512-201700- /O.NEW.KMTR.WI.Y.0008.121221T0600Z-121221T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS- SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST- SANTA CRUZ MOUNTAINS- 609 PM PST WED DEC 19 2012 ...WIND ADVISORY IN EFFECT FROM 10 PM THURSDAY TO 4 AM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 PM THURSDAY TO 4 AM PST FRIDAY. * TIMING: 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 30 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS. EXPECT DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
7 follow-up statements
748 WWUS76 KMTR 201148 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 348 AM PST THU DEC 20 2012 ...COLD TEMPERATURES IN THE SOUTHERN SALINAS VALLEY THURSDAY MORNING... ...STRONG AND GUSTY SOUTH WINDS 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING FOR NORTH BAY COUNTIES INCLUDING SAN FRANCISCO SHORELINE AND SAN MATEO COASTLINE... CAZ516-201700- /O.CON.KMTR.FZ.W.0006.000000T0000Z-121220T1700Z/ SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO- 348 AM PST THU DEC 20 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING FOR THE SOUTHERN SALINAS VALLEY. * TEMPERATURES: LOWS IN THE MID TO UPPER 20S CAN BE EXPECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ CAZ006-505>509-512-201700- /O.CON.KMTR.WI.Y.0008.121221T0600Z-121221T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS- SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST- SANTA CRUZ MOUNTAINS- 348 AM PST THU DEC 20 2012 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 AM PST FRIDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 AM PST FRIDAY. * TIMING: 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 30 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS. EXPECT DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
615 WWUS76 KMTR 201708 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 908 AM PST THU DEC 20 2012 ...STRONG AND GUSTY SOUTH WINDS 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING FOR NORTH BAY COUNTIES INCLUDING SAN FRANCISCO SHORELINE AND SAN MATEO COASTLINE... CAZ516-201815- /O.EXP.KMTR.FZ.W.0006.000000T0000Z-121220T1700Z/ SOUTHERN SALINAS VALLEY...ARROYO SECO...AND LAKE SAN ANTONIO- 908 AM PST THU DEC 20 2012 ...FREEZE WARNING HAS EXPIRED... THE FREEZE WARNING IS NO LONGER IN EFFECT. * TEMPERATURES: TEMPERATURES WILL WARM ABOVE FREEZING THIS MORNING. $$ CAZ006-505>509-512-210115- /O.CON.KMTR.WI.Y.0008.121221T0600Z-121221T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY INTERIOR VALLEYS-NORTH BAY MOUNTAINS- SAN FRANCISCO BAY SHORELINE-SAN FRANCISCO PENINSULA COAST- SANTA CRUZ MOUNTAINS- 908 AM PST THU DEC 20 2012 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 AM PST FRIDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 4 AM PST FRIDAY. * TIMING: 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 30 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS. EXPECT DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
095 WWUS76 KMTR 201816 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1016 AM PST THU DEC 20 2012 ...STRONG AND GUSTY WINDS EXPECTED IN THE NORTH BAY COAST AND MOUNTAINS THIS AFTERNOON AND TONIGHT... ...STRONG AND GUSTY WINDS IN SAN FRANCISCO AND ALONG THE SAN MATEO COAST THIS EVENING INTO FRIDAY MORNING... CAZ506-508-512-201930- /O.CAN.KMTR.WI.Y.0008.121221T0600Z-121221T1200Z/ NORTH BAY INTERIOR VALLEYS-SAN FRANCISCO BAY SHORELINE- SANTA CRUZ MOUNTAINS- 1016 AM PST THU DEC 20 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS CANCELLED THE WIND ADVISORY. WINDS WILL BE GUSTY AT TIMES...BUT ARE NOT EXPECTED TO REACH ADVISORY CRITERIA. $$ CAZ505-507-210500- /O.EXT.KMTR.WI.Y.0008.121220T2100Z-121221T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS- 1016 AM PST THU DEC 20 2012 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST FRIDAY... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 AM PST FRIDAY. * TIMING: 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ CAZ006-509-210500- /O.EXT.KMTR.WI.Y.0008.121221T0300Z-121221T1800Z/ SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST- 1016 AM PST THU DEC 20 2012 ...WIND ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY... THE WIND ADVISORY IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY. * TIMING: 10 PM PST THURSDAY NIGHT TO 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ STROBIN
118 WWUS76 KMTR 202117 CCA NPWMTR URGENT - WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 116 PM PST THU DEC 20 2012 ...STRONG AND GUSTY WINDS EXPECTED IN THE NORTH BAY COAST AND MOUNTAINS THIS AFTERNOON AND TONIGHT... ...STRONG AND GUSTY WINDS IN SAN FRANCISCO AND ALONG THE SAN MATEO COAST THIS EVENING INTO FRIDAY MORNING... CAZ506-508-512-202230- /O.CAN.KMTR.WI.Y.0008.121221T0600Z-121221T1200Z/ NORTH BAY INTERIOR VALLEYS-SAN FRANCISCO BAY SHORELINE- SANTA CRUZ MOUNTAINS- 116 PM PST THU DEC 20 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN THE SAN FRANCISCO BAY AREA HAS CANCELLED THE WIND ADVISORY. WINDS WILL BE GUSTY AT TIMES...BUT ARE NOT EXPECTED TO REACH ADVISORY CRITERIA. $$ CAZ505-507-210815- /O.COR.KMTR.WI.Y.0008.121220T2100Z-121221T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS- 116 PM PST THU DEC 20 2012 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST FRIDAY... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 AM PST FRIDAY. * TIMING: UNTIL 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ CAZ006-509-210815- /O.COR.KMTR.WI.Y.0008.121221T0300Z-121221T1800Z/ SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST- 116 PM PST THU DEC 20 2012 ...WIND ADVISORY NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY... THE WIND ADVISORY IS NOW IN EFFECT FROM 7 PM THIS EVENING TO 10 AM PST FRIDAY. * TIMING: 7 PM PST THURSDAY NIGHT TO 10 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ STROBIN
973 WWUS76 KMTR 210809 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1209 AM PST FRI DEC 21 2012 CAZ505-507-211200- /O.CON.KMTR.WI.Y.0008.000000T0000Z-121221T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS- 1209 AM PST FRI DEC 21 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST EARLY THIS MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST EARLY THIS MORNING FOR THE COASTAL NORTH BAY AND THE NORTH BAY MOUNTAINS. * TIMING: UNTIL 4 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ CAZ006-509-211800- /O.CON.KMTR.WI.Y.0008.000000T0000Z-121221T1800Z/ SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST- 1209 AM PST FRI DEC 21 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING FOR SAN FRANCISCO AND THE SAN FRANCISCO PENINSULA COAST. * TIMING: UNTIL 10 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS WILL COMBINE WITH SATURATED SOILS FROM RECENT RAIN STORMS...RESULTING IN DOWNED TREES AND POWER LINES. ADDITIONALLY DRIVING HIGH PROFILE VEHICLES WILL BE DIFFICULT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
787 WWUS76 KMTR 211153 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 353 AM PST FRI DEC 21 2012 CAZ505-507-211300- /O.EXP.KMTR.WI.Y.0008.000000T0000Z-121221T1200Z/ COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS- 353 AM PST FRI DEC 21 2012 ...WIND ADVISORY WILL EXPIRE AT 4 AM PST THIS MORNING... THE WIND ADVISORY FOR THE COASTAL NORTH BAY AND NORTH BAY MOUNTAINS WILL BE ALLOWED TO EXPIRE AT 4 AM PST THIS MORNING. $$ CAZ006-509-211800- /O.CON.KMTR.WI.Y.0008.000000T0000Z-121221T1800Z/ SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST- 353 AM PST FRI DEC 21 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING FOR SAN FRANCISCO AND THE SAN FRANCISCO PENINSULA COAST. * TIMING: UNTIL 10 AM PST FRIDAY MORNING. * WINDS: SUSTAINED SOUTH WINDS 20 TO 35 MPH WITH GUSTS 50 MPH. * IMPACTS: STRONG GUSTY SOUTH WINDS COMBINED WITH SATURATED SOILS FROM RECENT RAIN STORMS...COULD RESULT IN DOWNED TREES AND POWER LINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
850 WWUS76 KMTR 211753 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 953 AM PST FRI DEC 21 2012 CAZ006-509-211900- /O.EXP.KMTR.WI.Y.0008.000000T0000Z-121221T1800Z/ SAN FRANCISCO-SAN FRANCISCO PENINSULA COAST- 953 AM PST FRI DEC 21 2012 ...WIND ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... THE WIND ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING. WINDS ARE EXPECTED TO GRADUALLY DECREASE AND REMAIN BELOW ADVISORY CRITERIA THROUGH THE AFTERNOON. WINDS ARE FORECAST TO INCREASE AGAIN LATE TONIGHT AND EARLY SATURDAY AHEAD OF THE NEXT STORM SYSTEM. * TIMING: GUSTY WINDS WILL CONTINUE AHEAD OF THE COLD FRONT THROUGH EARLY AFTERNOON...BUT WILL GRADUALLY DECREASE. * WINDS: GUSTS OVER 40 MPH ARE STILL POSSIBLE THROUGH EARLY AFTERNOON. * IMPACTS: DOWNED TREE LIMBS ARE STILL POSSIBLE WITH STRONGER WIND GUSTS. $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 4:18 AM PST | Small Craft Advisory | MTR | 4 days |
Nearby
Wind Advisories in California, 2012Every wind advisory 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.