Alert archive / California / Wind Advisories in 2016
Wind Advisory 2, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this wind advisory at Jan 31, 2016, 2:31 AM PST for 9 counties in California. It took effect at Jan 31, 2016, 4:00 PM PST. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Jan 31, 2016, 2:31 AM PST (10:31 UTC)
- In effect from
- Jan 31, 2016, 4:00 PM PST
- Expired
- Feb 1, 2016, 4:00 AM PST
- In force
- 12 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, Monterey County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA
The nearest sounding before it
Oakland, CA (KOAK), launched 00:00Z, 10.5 hours before the alert went out and 22 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
- 1398 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- -55 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
222 WWUS76 KMTR 311031 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 231 AM PST SUN JAN 31 2016 ...BLUSTERY CONDITIONS EXPECTED FROM LATE THIS AFTERNOON THROUGH LATE TONIGHT WITH LOCALLY STRONG AND GUSTY NORTHWEST WINDS... .A WEATHER SYSTEM WILL MOVE INTO CENTRAL AND SOUTHERN CALIFORNIA TODAY AND WILL PRODUCE WIDESPREAD RAINFALL FROM MONTEREY BAY SOUTHWARD. NORTHWEST WINDS WILL INCREASE THIS AFTERNOON BEHIND THE DEPARTING WEATHER SYSTEM AND WINDS WILL BECOME LOCALLY STRONG AND GUSTY BY LATE AFTERNOON. STRONGEST WINDS ARE EXPECTED ALONG THE COAST AND BAYS AND IN THE COASTAL MOUNTAINS. WINDS WILL LIKELY BE STRONGEST BETWEEN LATE AFTERNOON AND LATE EVENING. WINDS WILL GRADUALLY DIMINISH AFTER MIDNIGHT. CAZ006-505-507>509-512-517-529-530-010200- /O.NEW.KMTR.WI.Y.0002.160201T0000Z-160201T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE- SAN FRANCISCO PENINSULA COAST-SANTA CRUZ MOUNTAINS- SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST- NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 231 AM PST SUN JAN 31 2016 ...WIND ADVISORY IN EFFECT FROM 4 PM SUNDAY AFTERNOON TO 4 AM PST MONDAY FOR THE COAST AND COASTAL MOUNTAINS... THE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 4 PM SUNDAY AFTERNOON TO 4 AM PST MONDAY. * TIMING...WINDS WILL INCREASE SUNDAY AFTERNOON AND REACH THEIR PEAK INTENSITY BETWEEN LATE AFTERNOON AND LATE EVENING. WINDS WILL GRADUALLY DIMINISH AFTER MIDNIGHT SUNDAY NIGHT. * LOCATION...STRONGEST WINDS WILL BE NEAR THE OCEAN AND BAYS...THROUGH COASTAL GAPS...AND IN THE COASTAL MOUNTAINS. * WINDS...NORTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED WITH GUSTS OF BETWEEN 40 AND 50 MPH. * IMPACTS...WINDS THIS STRONG CAN TOPPLE TREES AND BRING DOWN POWER LINES. POWER OUTAGES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. && $$
2 follow-up statements
933 WWUS76 KMTR 010046 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 446 PM PST SUN JAN 31 2016 ...STRONG AND GUSTY NORTHWEST WINDS WILL CONTINUE THROUGH LATE TONIGHT... .STRONG AND GUSTY NORTHWEST WINDS WILL CONTINUE THIS EVENING DUE TO A STEEPENING PRESSURE GRADIENT BETWEEN A DEEPENING LOW PRESSURE CENTER OVER SOUTHERN NEVADA AND HIGH PRESSURE OVER THE EASTERN PACIFIC. THE STRONGEST WINDS TODAY HAVE BEEN OBSERVERED ALONG THE IMMEDIATE COAST INCLUDING THE COASTAL MOUNTAINS. WINDS WILL GRADUALLY DIMINISH AFTER MIDNIGHT. CAZ006-505-507>509-512-517-529-530-011200- /O.CON.KMTR.WI.Y.0002.000000T0000Z-160201T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE- SAN FRANCISCO PENINSULA COAST-SANTA CRUZ MOUNTAINS- SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST- NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 446 PM PST SUN JAN 31 2016 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST MONDAY... * TIMING...STRONG AND GUSTY NORTHWEST WINDS THROUGH THE EVENING. WINDS WILL GRADUALLY DIMINISH AFTER MIDNIGHT. * LOCATION...STRONGEST WINDS NEAR THE OCEAN AND BAYS...THROUGH COASTAL GAPS...AND IN THE COASTAL MOUNTAINS. * WINDS...NORTHWEST WINDS OF 20 TO 30 MPH ARE EXPECTED WITH GUSTS OF BETWEEN 40 AND 50 MPH. * IMPACTS...WINDS THIS STRONG CAN TOPPLE TREES AND BRING DOWN POWER LINES. POWER OUTAGES ARE POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WIND GUSTS OF AT LEAST 45 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. && $$
092 WWUS76 KMTR 011145 NPWMTR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO CA 345 AM PST MON FEB 1 2016 CAZ006-505-507>509-512-517-529-530-011245- /O.EXP.KMTR.WI.Y.0002.000000T0000Z-160201T1200Z/ SAN FRANCISCO- COASTAL NORTH BAY...INCLUDING POINT REYES NATIONAL SEASHORE- NORTH BAY MOUNTAINS-SAN FRANCISCO BAY SHORELINE- SAN FRANCISCO PENINSULA COAST-SANTA CRUZ MOUNTAINS- SANTA LUCIA MOUNTAINS AND LOS PADRES NATIONAL FOREST- NORTHERN MONTEREY BAY-SOUTHERN MONTEREY BAY AND BIG SUR COAST- 345 AM PST MON FEB 1 2016 ...WIND ADVISORY WILL EXPIRE AT 4 AM PST EARLY THIS MORNING... WINDS HAVE BEEN GRADUALLY DECREASING OVERNIGHT AND HAVE FALLEN BELOW ADVISORY LEVELS. THEREFORE THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 4 AM PST. $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 31, 2:41 AM PST | Gale Warning | MTR | 36 hr |
Nearby
Wind Advisories in California, 2016Every wind advisory in 2016
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.