Alert archive / California / Winter Storm Warnings in 2011
Winter Storm Warning 2, NWS Los Angeles, CA
NWS Los Angeles, CA issued this winter storm warning at Feb 17, 2011, 2:42 PM PST. It took effect at Feb 18, 2011, 6:00 AM PST. It was in force for 27 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 17, 2011, 2:42 PM PST (22:42 UTC)
- In effect from
- Feb 18, 2011, 6:00 AM PST
- Expired
- Feb 19, 2011, 9:17 AM PST
- In force
- 27 hr
- Issued by
- NWS Los Angeles, CA
The text
As transmitted, in the capitals the NWS used until 2016.
128 WWUS46 KLOX 172242 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 242 PM PST THU FEB 17 2011 ...HEAVY SNOW AND STRONG WINDS IN THE MOUNTAINS TONIGHT THROUGH SATURDAY NIGHT... .A POWERFUL WINTER STORM SYSTEM IN THE PACIFIC IS EXPECTED TO BRING HEAVY SNOW AND STRONG WINDS TO THE HIGHER MOUNTAINS OF SOUTHWESTERN CALIFORNIA. RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS SANTA BARBARA COUNTY LATER TONIGHT...THEN SPREAD SLOWLY SOUTHEASTWARD INTO LOS ANGELES COUNTY BY LATE FRIDAY AFTERNOON. WINDY AND SNOWY CONDITIONS SHOULD THEN CONTINUE THROUGH SATURDAY NIGHT. CAZ052-180645- /O.UPG.KLOX.WS.A.0003.110218T0800Z-110220T1100Z/ /O.NEW.KLOX.WS.W.0002.110218T1400Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 242 PM PST THU FEB 17 2011 ...WINTER STORM WARNING IN EFFECT FROM 6 AM FRIDAY TO 3 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 6 AM FRIDAY TO 3 AM PST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 12 TO 18 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 6000 FEET...WITH 4 TO 8 INCHES BETWEEN 4000 AND 6000 FEET. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP LATE TONIGHT THEN TURN TO SHOWERS LATE FRIDAY NIGHT...BEFORE DIMINISHING SATURDAY NIGHT. THERE WILL ALSO BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY NIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET TONIGHT... THEN RISE TO AROUND 5500 FEET ON FRIDAY...BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH LATE TONIGHT...THEN CONTINUE INTO FRIDAY EVENING BEFORE SHIFTING TO THE WEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ053-180645- /O.UPG.KLOX.WS.A.0003.110218T1700Z-110220T1100Z/ /O.NEW.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 242 PM PST THU FEB 17 2011 ...WINTER STORM WARNING IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 6000 FEET...WITH 5 TO 10 INCHES BETWEEN 4000 AND 6000 FEET. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP FRIDAY MORNING OR AFTERNOON THEN TURN TO SHOWERS SATURDAY MORNING...BEFORE DIMINISHING SATURDAY NIGHT. THERE WILL ALSO BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY NIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET FRIDAY MORNING...THEN RISE TO AROUND 5500 FEET BY THE AFTERNOON... BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH ON FRIDAY...THEN CONTINUE THROUGH FRIDAY NIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-180645- /O.UPG.KLOX.WS.A.0003.110218T2000Z-110220T1500Z/ /O.NEW.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 242 PM PST THU FEB 17 2011 ...WINTER STORM WARNING IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 6000 FEET...WITH 5 TO 10 INCHES BETWEEN 4000 AND 6000 FEET. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP FRIDAY MORNING OR AFTERNOON THEN TURN TO SHOWERS SATURDAY MORNING...BEFORE DIMINISHING SATURDAY NIGHT. THERE WILL ALSO BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY NIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET FRIDAY MORNING...THEN RISE TO AROUND 5500 FEET BY THE AFTERNOON... BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH ON FRIDAY...THEN CONTINUE THROUGH FRIDAY NIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ WOFFORD
6 follow-up statements
193 WWUS46 KLOX 180643 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 1043 PM PST THU FEB 17 2011 ...HEAVY SNOW AND STRONG WINDS IN THE MOUNTAINS FRIDAY THROUGH SATURDAY NIGHT... .A POWERFUL WINTER STORM SYSTEM IN THE PACIFIC IS EXPECTED TO BRING HEAVY SNOW AND STRONG WINDS TO THE MOUNTAINS OF SANTA BARBARA...VENTURA AND LOS ANGELES COUNTIES EXCLUDING THE SANTA MONICA RANGE. RAIN AND SNOW IS EXPECTED TO DEVELOP ACROSS SANTA BARBARA COUNTY EARLY FRIDAY MORNING...THEN SPREAD SLOWLY SOUTHEASTWARD...REACHING LOS ANGELES COUNTY BY FRIDAY AFTERNOON. STEADY PRECIPITATION WILL TURN TO SHOWERS FRIDAY NIGHT...BUT NUMEROUS SHOWERS WILL CONTINUE THROUGH SATURDAY NIGHT. THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY NIGHT. CAZ052-181415- /O.CON.KLOX.WS.W.0002.110218T1400Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 1043 PM PST THU FEB 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM FRIDAY TO 3 AM PST SUNDAY... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW REMAINS IN EFFECT FROM 6 AM FRIDAY TO 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 18 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 4 TO 8 INCHES BETWEEN 4000 AND 5500 FEET. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP BY MORNING...THEN CONTINUE HEAVY AT TIMES THROUGH FRIDAY EVENING. NUMEROUS SHOWERS WILL CONTINUE FRIDAY NIGHT THROUGH SATURDAY NIGHT. THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET TONIGHT... THEN RISE TO AROUND 5500 FEET ON FRIDAY...BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 30 TO 45 MPH WITH GUSTS TO 70 MPH BY FRIDAY AFTERNOON...THEN CONTINUE THROUGH FRIDAY EVENING BEFORE SHIFTING TO THE WEST AND DIMINISHING SOMEWHAT LATE FRIDAY NIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ053-181415- /O.CON.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 1043 PM PST THU FEB 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW REMAINS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP FRIDAY MORNING...THEN CONTINUE HEAVY AT TIMES THROUGH FRIDAY NIGHT. NUMEROUS SHOWERS WILL CONTINUE SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET FRIDAY MORNING...THEN RISE TO AROUND 5500 FEET IN THE AFTERNOON... BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS TO 70 MPH BY LATE FRIDAY...THEN CONTINUE THROUGH LATE FRIDAY NIGHT BEFORE SHIFTING TO THE SOUTHWEST AND DIMINISHING SOMEWHAT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-181415- /O.CON.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 1043 PM PST THU FEB 17 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY... A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW REMAINS IN EFFECT FROM 9 AM FRIDAY TO 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP LATE FRIDAY MORNING OR EARLY AFTERNOON...THEN CONTINUE HEAVY AT TIMES THROUGH EARLY SATURDAY MORNING. NUMEROUS SHOWERS WILL CONTINUE SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS FRIDAY THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET FRIDAY MORNING...THEN RISE TO AROUND 5500 FEET IN THE AFTERNOON... BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH ON FRIDAY...THEN CONTINUE THROUGH FRIDAY NIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...INCLUDING ON INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES LATE FRIDAY THROUGH EARLY SUNDAY. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ DB
000 WWUS46 KLOX 181311 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 510 AM PST FRI FEB 18 2011 ...HEAVY SNOW AND STRONG WINDS IN THE MOUNTAINS TODAY THROUGH SATURDAY NIGHT... .A POWERFUL WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS TO THE MOUNTAINS OF SANTA BARBARA...VENTURA AND LOS ANGELES COUNTIES EXCLUDING THE SANTA MONICA RANGE TODAY THROUGH SATURDAY NIGHT. RAIN AND SNOW WILL OVERSPREAD SANTA BARBARA COUNTY THIS MORNING...THEN SPREAD SOUTHEASTWARD...REACHING LOS ANGELES COUNTY BY MID OR LATE AFTERNOON. STEADY PRECIPITATION WILL TURN TO SHOWERS OVERNIGHT...BUT NUMEROUS SHOWERS WILL CONTINUE THROUGH SATURDAY NIGHT. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. CAZ052-182115- /O.CON.KLOX.WS.W.0002.110218T1400Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 510 AM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 18 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 4 TO 8 INCHES BETWEEN 4000 AND 5500 FEET. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP THIS MORNING...THEN CONTINUE HEAVY AT TIMES THROUGH THE EVENING. NUMEROUS SHOWERS WILL CONTINUE OVERNIGHT THROUGH SATURDAY NIGHT. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET...THEN RISE TO AROUND 5500 FEET LATE THIS MORNING...BEFORE DROPPING TO AROUND 3500 FEET ON SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 30 TO 45 MPH WITH GUSTS TO 70 MPH BY AFTERNOON...THEN CONTINUE THROUGH THE EVENING BEFORE SHIFTING TO THE WEST AND DIMINISHING SOMEWHAT LATE TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ053-182115- /O.CON.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 510 AM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP BY EARLY AFTERNOON... THEN CONTINUE HEAVY AT TIMES THROUGH TONIGHT. NUMEROUS SHOWERS WILL OCCUR SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET THIS MORNING...THEN RISE TO AROUND 5500 FEET BY NOON...BEFORE DROPPING TO AROUND 3500 FEET SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS TO 70 MPH BY LATE THIS AFTERNOON AND THEN CONTINUE THROUGH LATE TONIGHT BEFORE SHIFTING TO THE SOUTHWEST AND DIMINISHING SOMEWHAT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-182115- /O.CON.KLOX.WS.W.0002.110218T1700Z-110220T1600Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 510 AM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP BY EARLY AFTERNOON...THEN CONTINUE HEAVY AT TIMES THROUGH LATE TONIGHT. NUMEROUS SHOWERS WILL OCCUR SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BEGIN AROUND 4500 FEET THIS MORNING...THEN RISE TO AROUND 5500 FEET DURING THE AFTERNOON... BEFORE DROPPING TO AROUND 3500 FEET SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH LATER THIS AFTERNOON AND THEN CONTINUE OVERNIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...INCLUDING ON INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES LATE TODAY THROUGH EARLY SUNDAY. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ ASR/DB
671 WWUS46 KLOX 182058 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 1258 PM PST FRI FEB 18 2011 ...HEAVY SNOW AND STRONG WINDS IN THE MOUNTAINS TODAY THROUGH SATURDAY NIGHT... .A POWERFUL WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS TO THE MOUNTAINS OF SANTA BARBARA...VENTURA AND LOS ANGELES COUNTIES EXCLUDING THE SANTA MONICA RANGE TODAY THROUGH SATURDAY NIGHT. RAIN AND SNOW WILL OVERSPREAD SANTA BARBARA COUNTY EARLY THIS AFTERNOON...THEN SPREAD SOUTHEASTWARD...REACHING LOS ANGELES COUNTY BY LATE AFTERNOON OR EARLY EVENING. STEADY PRECIPITATION WILL TURN TO SHOWERS OVERNIGHT...BUT NUMEROUS SHOWERS WILL CONTINUE THROUGH SATURDAY NIGHT. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. CAZ052-190615- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 1258 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 18 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 4 TO 8 INCHES BETWEEN 4000 AND 5500 FEET. * TIMING: STEADY RAIN AND SNOW WILL CONTINUE TO DEVELOP THIS AFTERNOON. PRECIPITATION WILL BE HEAVY AT TIMES THROUGH THIS EVENING. NUMEROUS SHOWERS WILL CONTINUE TONIGHT THROUGH SATURDAY NIGHT. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL REMAIN AROUND 550O FEET THROUGH THIS AFTERNOON...BEFORE DROPPING TO AROUND 3500 FEET BY SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 30 TO 45 MPH THIS AFTERNOON WITH GUSTS TO 70 MPH...THEN CONTINUE THROUGH THE EVENING BEFORE SHIFTING TO THE WEST AND DIMINISHING SOMEWHAT LATE TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ053-190615- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1600Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 1258 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP THIS AFTERNOON...THEN CONTINUE HEAVY AT TIMES THROUGH TONIGHT. NUMEROUS SHOWERS WILL OCCUR SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL REMAIN AROUND 5500 FEET THROUGH THIS AFTERNOON...BEFORE DROPPING TO AROUND 3500 FEET BY SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH LATER THIS AFTERNOON WITH GUSTS TO 70 MPH...THEN CONTINUE THROUGH LATE TONIGHT BEFORE SHIFTING TO THE SOUTHWEST AND DIMINISHING SOMEWHAT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-190615- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1600Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 1258 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: STEADY RAIN AND SNOW WILL DEVELOP THIS AFTERNOON...THEN CONTINUE HEAVY AT TIMES THROUGH LATE TONIGHT. NUMEROUS SHOWERS WILL OCCUR SATURDAY THROUGH EARLY SUNDAY MORNING. THERE WILL BE A CHANCE OF THUNDERSTORMS THIS AFTERNOON THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL REMAIN AROUND 5500 FEET THROUGH THIS AFTERNOON...BEFORE DROPPING TO AROUND 3500 FEET BY SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS WILL INCREASE TO 25 TO 40 MPH LATER THIS AFTERNOON WITH GUSTS TO 60 MPH...THEN CONTINUE OVERNIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...INCLUDING ON INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES LATE TODAY THROUGH EARLY SUNDAY. SNOW... WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ RAT/WOFFORD
951 WWUS46 KLOX 190615 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 1015 PM PST FRI FEB 18 2011 ...HEAVY SNOW AND STRONG WINDS IN THE MOUNTAINS THROUGH SATURDAY NIGHT... .A POWERFUL WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS TO THE MOUNTAINS OF SANTA BARBARA...VENTURA AND LOS ANGELES COUNTIES EXCLUDING THE SANTA MONICA RANGE TONIGHT THROUGH SATURDAY NIGHT. STEADY PRECIPITATION THIS EVENING WILL TURN TO SHOWERS OVERNIGHT...BUT NUMEROUS SHOWERS WILL CONTINUE THROUGH SATURDAY NIGHT. THERE WILL ALSO BE A CHANCE OF THUNDERSTORMS TONIGHT THROUGH SATURDAY NIGHT. CAZ052-191415- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 1015 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: 6 TO 12 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 4 TO 8 INCHES BETWEEN 4000 AND 5500 FEET. * TIMING: NUMEROUS SHOWERS ALONG WITH A CHANCE OF THUNDERSTORMS WILL CONTINUE TONIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BE 4500 TO 5500 FEET THROUGH THIS EVENING...BEFORE DROPPING QUICKLY TO AROUND 3500 FEET BY SATURDAY. * WINDS: SOUTH TO SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 35 MPH CAN BE EXPECTED TONIGHT THEN DIMINISH TO 10 TO 20 MPH WITH LOCAL GUSTS TO 30 MPH ON SATURDAY. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ053-191415- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1600Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 1015 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 8 TO 16 INCHES OF SNOW ARE EXPECTED AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS UP TO 2 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: NUMEROUS SNOW SHOWERS WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. THERE WILL ALSO BE A CHANCE OF THUNDERSTORMS TONIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BE AROUND 5000 TONIGHT...BEFORE DROPPING QUICKLY TO AROUND 3500 FEET BY EARLY SATURDAY. * WINDS: SOUTH WINDS 25 TO 35 MPH WITH LOCAL GUSTS TO 45 MPH WILL SHIFT TO SOUTHWEST AND DIMINISH SOMEWHAT LATER TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-191415- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1600Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 1015 PM PST FRI FEB 18 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM PST SUNDAY. * SNOW ACCUMULATIONS: 12 TO 24 INCHES OF SNOW ARE POSSIBLE AT ELEVATIONS ABOVE 5500 FEET...WITH 6 TO 12 INCHES BETWEEN 4000 AND 5500 FEET. LOCAL TOTALS OVER 3 FEET ARE POSSIBLE AT THE HIGHEST ELEVATIONS. * TIMING: NUMEROUS SNOW SHOWERS WILL CONTINUE TONIGHT THROUGH EARLY SUNDAY MORNING. THERE WILL ALSO BE A CHANCE OF THUNDERSTORMS TONIGHT THROUGH SATURDAY NIGHT. * SNOW LEVELS: SNOW LEVELS WILL BE AROUND 5500 TO 6500 FEET EXCEPT AS LOW AS 4500 FEET ON THE NORTH SLOPES TONIGHT...BEFORE FALLING QUICKLY TO AROUND 3500 FEET BY EARLY SATURDAY. * WINDS: SOUTHEAST TO SOUTH WINDS 25 TO 40 MPH WITH GUSTS OVER 60 MPH WILL CONTINUE OVERNIGHT BEFORE SHIFTING TO THE SOUTHWEST AND WEAKENING. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...INCLUDING ON INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES LATE TODAY THROUGH EARLY SUNDAY. SNOW... WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$
639 WWUS46 KLOX 191243 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 443 AM PST SAT FEB 19 2011 ...PERIODS OF SNOW AND GUSTY WINDS IN THE MOUNTAINS THROUGH LATE TONIGHT... .A STRONG UPPER LOW IN THE PACIFIC WILL MOVE TOWARD THE COAST TODAY AND ACROSS CALIFORNIA TONIGHT. COLD...MOIST AND UNSTABLE AIR ASSOCIATED WITH THIS UPPER LOW WILL BRING NUMEROUS SHOWERS TO THE MOUNTAINS TODAY AND TONIGHT. THERE WILL ALSO BE A SLIGHT CHANCE OF THUNDERSTORMS. GUSTY SOUTHWEST WINDS WILL ALSO CONTINUE THROUGH TONIGHT. SNOW LEVELS WILL GENERALLY AVERAGE 3500 TO 4000 FEET TODAY...THEN WILL LOWER TO BETWEEN 3000 AND 3500 FEET TONIGHT. HOWEVER SNOW LEVELS WILL BE LOWER IN HEAVIER SHOWERS. ACCUMULATING SNOW MAY AFFECT HIGHER PORTIONS OF INTERSTATE 5 ACROSS THE GRAPEVINE THROUGH TONIGHT. CAZ053-192045- /O.EXT.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 443 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 3 AM PST SUNDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 8 TO 14 INCHES ARE EXPECTED AT ELEVATIONS ABOVE 5000 FEET...WITH 3 TO 7 INCHES BETWEEN 4000 AND 5000 FEET. * TIMING: NUMEROUS SNOW SHOWERS WILL CONTINUE THROUGH LATE TONIGHT...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL BE BETWEEN 3500 AND 4000 FEET TODAY...AND BETWEEN 3000 AND 3500 FEET TONIGHT. SNOW LEVELS WILL BE LOCALLY LOWER IN HEAVY SHOWERS. * WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE THROUGH LATER TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. SNOW...WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ054-192045- /O.EXT.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 443 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 3 AM PST SUNDAY... THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 8 TO 14 INCHES ARE EXPECTED AT ELEVATIONS ABOVE 5000 FEET...WITH 3 TO 7 INCHES BETWEEN 4000 AND 5000 FEET. * TIMING: NUMEROUS SNOW SHOWERS WILL CONTINUE THROUGH LATE TONIGHT...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL BE BETWEEN 3500 AND 4000 FEET TODAY...AND BETWEEN 3000 AND 3500 FEET TONIGHT. SNOW LEVELS WILL BE LOCALLY LOWER IN HEAVY SHOWERS. * WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE THROUGH LATER TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...POSSIBLY INCLUDING INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES THROUGH TONIGHT. SNOW... WIND AND LOW WIND CHILL VALUES WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ CAZ052-192045- /O.CON.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 443 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 AM PST SUNDAY. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 5 TO 10 INCHES ARE EXPECTED ABOVE 5000 FEET...WITH 3 TO 6 INCHES BETWEEN 4000 AND 5000 FEET. * TIMING: NUMEROUS SNOW SHOWERS WILL CONTINUE THROUGH LATE TONIGHT...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL BE BETWEEN 3500 AND 4000 FEET TODAY...AND BETWEEN 3000 AND 3500 FEET TONIGHT. SNOW LEVELS WILL BE LOCALLY LOWER IN HEAVY SHOWERS. * WINDS: SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE THROUGH LATER TONIGHT. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD... AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ DB/ASR
857 WWUS46 KLOX 191717 WSWLOX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 917 AM PST SAT FEB 19 2011 ...WINTER WEATHER ADVISORIES FOR THE SOUTHERN CALIFORNIA MOUNTAINS... .A COLD AND UNSTABLE AIR MASS WILL CONTINUE TO PRODUCE SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS ACROSS THE MOUNTAINS OF SANTA BARBARA...VENTURA AND LOS ANGELES COUNTIES THROUGH TONIGHT. WITH SNOW LEVELS AROUND 3500 FEET...MOUNTAIN AREAS CAN EXPECT ADDITIONAL SNOWFALL BETWEEN 3 AND 7 INCHES THROUGH TONIGHT...ALTHOUGH AMOUNTS WILL BE HIGHLY VARIABLE DUE TO THE SHOWERY NATURE OF THE PRECIPITATION. IN HEAVIER SHOWERS AND THUNDERSTORMS...SNOW LEVELS COULD BRIEFLY DROP TO AROUND 2500 FEET. ALONG WITH THE SHOWER ACTIVITY...SOUTHWESTERLY WINDS ARE EXPECTED TO INCREASE LATER TODAY...WITH GUSTS TO AROUND 40 MPH POSSIBLE IN SOME AREAS. GIVEN THE LOW SNOW LEVELS...MANY MOUNTAIN ROADWAYS WILL LIKELY BE IMPACTED BY WINTER WEATHER CONDITIONS...INCLUDING HIGHWAY 14 AND INTERSTATE 5 THROUGH THE GRAPEVINE. THE COMBINATION OF SNOW AND WINDS WILL PRODUCE DANGEROUS TRAVELING CONDITIONS...INCLUDING REDUCED VISIBILITIES. DUE TO THE EXPECTATION OF WEAKER WINDS AND LESS SNOWFALL...WINTER STORM CONDITIONS ARE NOT ANTICIPATED. THEREFORE...THE WINTER STORM WARNINGS HAVE BEEN DOWNGRADED TO WINTER WEATHER ADVISORIES. CAZ052-200000- /O.CAN.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ /O.NEW.KLOX.WW.Y.0004.110219T1717Z-110220T1100Z/ SANTA BARBARA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...SAN MARCOS PASS... SAN RAFAEL WILDERNESS AREA...DICK SMITH WILDERNESS AREA 917 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 3 AM PST SUNDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED. THE SNOWFALL AMOUNTS WILL BE HIGHLY VARIABLE DUE TO THE SHOWERY NATURE OF THE SNOWFALL. * TIMING: ISOLATED SHOWER ACTIVITY THIS MORNING WILL BECOME NUMEROUS THIS AFTERNOON...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL BE AROUND 3500 FEET TODAY...BUT WILL DROP TO AROUND 3000 FEET TONIGHT. IN HEAVIER SHOWERS AND THUNDERSTORMS...SNOW LEVELS COULD BRIEFLY LOWER TO AROUND 2500 FEET. * WINDS: SOUTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. THESE CONDITIONS WILL BE DANGEROUS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ CAZ053-200000- /O.CAN.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ /O.NEW.KLOX.WW.Y.0004.110219T1717Z-110220T1100Z/ VENTURA COUNTY MOUNTAINS- INCLUDING THE CITIES OF...LOCKWOOD VALLEY...MOUNT PINOS 917 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 3 AM PST SUNDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED. THE SNOWFALL AMOUNTS WILL BE HIGHLY VARIABLE DUE TO THE SHOWERY NATURE OF THE SNOWFALL. * TIMING: ISOLATED SHOWER ACTIVITY THIS MORNING WILL BECOME NUMEROUS THIS AFTERNOON...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL RANGE BETWEEN 3500 AND 4000 FEET TODAY...BUT WILL DROP TO BETWEEN 3000 AND 3500 FEET TONIGHT. IN HEAVIER SHOWERS AND THUNDERSTORMS...SNOW LEVELS COULD BRIEFLY DROP TO AROUND 2500 FEET. * WINDS: SOUTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS...INCLUDING HIGHWAY 33. SNOW AND WIND WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ CAZ054-200000- /O.CAN.KLOX.WS.W.0002.000000T0000Z-110220T1100Z/ /O.NEW.KLOX.WW.Y.0004.110219T1717Z-110220T1100Z/ LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- INCLUDING THE CITIES OF...ACTON...MOUNT WILSON...SANDBERG 917 AM PST SAT FEB 19 2011 ...WINTER STORM WARNING IS CANCELLED... ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 AM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LOS ANGELES/OXNARD HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT UNTIL 3 AM PST SUNDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * SNOW ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 3 TO 7 INCHES ARE EXPECTED. THE SNOWFALL AMOUNTS WILL BE HIGHLY VARIABLE DUE TO THE SHOWERY NATURE OF THE SNOWFALL. * TIMING: ISOLATED SHOWER ACTIVITY THIS MORNING WILL BECOME NUMEROUS THIS AFTERNOON...ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS. * SNOW LEVELS: SNOW LEVELS WILL RANGE BETWEEN 3500 AND 4000 FEET TODAY...BUT WILL DROP TO BETWEEN 3000 AND 3500 FEET TONIGHT. IN HEAVIER SHOWERS AND THUNDERSTORMS...SNOW LEVELS COULD BRIEFLY DROP TO AROUND 2500 FEET. * WINDS: SOUTHWEST WINDS WILL INCREASE TO 15 TO 25 MPH WITH LOCAL GUSTS TO 40 MPH. * IMPACTS: THE COMBINATION OF SNOW AND BLOWING SNOW WILL CAUSE NEAR ZERO VISIBILITIES AT TIMES IN THE MOUNTAINS. TRAVEL INTO OR THROUGH THE MOUNTAINS...INCLUDING INTERSTATE 5 THROUGH THE GRAPEVINE AND AT HIGHER ELEVATIONS OF HIGHWAY 14...WILL LIKELY BE TREACHEROUS AT TIMES THROUGH TONIGHT. SNOW AND WIND WILL MAKE FOR DANGEROUS WINTER CONDITIONS FOR ANYONE TRAVELING OR HIKING IN THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ RAT/DD
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Los Angeles, CA wrote its last area forecast discussion before this winter storm warning went out at Feb 17, 2:00 PM PST, 42 minutes earlier.
Area forecast discussion, Feb 17, 2:00 PM PST, 42 minutes before
SOUTHWEST CALIFORNIA AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 200 PM PST THU FEB 17 2011 .SYNOPSIS...A COLD UPPER LOW WILL BRING PERIODS OF HEAVY RAIN AND MOUNTAIN SNOW TO THE AREA STARTING TONIGHT AND CONTINUING THROUGH SATURDAY NIGHT. DRY AND COOL WEATHER IS EXPECTED SUNDAY AND MONDAY. ANOTHER COLD LOW PRESSURE SYSTEM WILL MOVE INTO THE AREA NEXT TUESDAY AND WEDNESDAY WITH A SLIGHT CHANCE OF SHOWERS. && .SHORT TERM (TODAY-SUN)...THE LEADING EDGE OF THE FIRST WAVE OF PRECIP IS MOVING INTO NW SLO COUNTY THIS AFTERNOON. WITH THE UPPER LOW DROPPING ALMOST DUE SOUTH JUST OFF THE COAST TONIGHT THE MODELS ACTUALLY DON'T SHOW MUCH IN THE WAY OF SOUTHEASTWARD PROPOGATION OF THE FRONT. HOWEVER, INCREASING SOUTH FLOW AHEAD OF THE FRONT ALONG WITH A MOISTENING OF THE LOWER LVLS SHOULD LEAD TO AT LEAST SOME SHOWER DEVELOPMENT AS FAR SOUTH AS VENTURA COUNTY AS WELL AS THE LA COUNTY FOOTHILLS AND MOUNTAINS OVERNIGHT. THE EASTWARD MOVEMENT OF THE FRONT WILL PICK UP PACE FRIDAY AND FRIDAY NIGHT AS THE TROF STARTS TO MOVE EAST. AS THIS HAPPENS, RAIN WILL SPREAD OVER THE ENTIRE AREA AND BECOME HEAVY AT TIMES, ESPECIALLY ALONG THE SOUTH FACING SLOPES AND IN NW SLO COUNTY. THE EXTREME SOUTHEASTERN PORTION OF LA COUNTY MAY NOT SEE MUCH RAIN UNTIL LATE IN THE DAY OR EARLY EVENING. STRONG SOUTHERLY FLOW AHEAD OF THE FRONT WILL BRING GUSTY WINDS TO THE AREA THROUGH FRIDAY NIGHT. ALREADY SEEING SOME OF THIS ALONG THE CENTRAL COAST BUT IT WILL SPREAD FURTHER EAST TONIGHT AND FRIDAY. WIND ADVISORIES HAVE BEEN ISSUED FOR EVERYWHERE NORTH OF PT CONCEPTION TONIGHT AND FRIDAY AS WELL AS THE SMO MOUNTAINS AND ANTELOPE VALLEY FOR FRIDAY. COULD SEE OTHER AREAS PUSHING THE ADVISORY ENVELOPE BUT MOST OF THOSE AREAS WILL REMAIN BELOW ADVISORY LEVELS. STILL LOOKS LIKE THE BULK OF THE ACTION WITH THIS STORM WILL BE FRIDAY NIGHT WITH THE COLD FRONT PASSING AND PERIODS OF HEAVY RAIN AND SNOW, FOLLOWED BY A LENGTHY PERIOD OF POTENTIALLY CONVECTIVE ACTIVITY SATURDAY INTO SATURDAY EVENING. WHILE THERE SHOULD BE A 6-12 HOUR RELATIVE LULL IN ACTIVITY BEHIND THE FRONT FRIDAY NIGHT INTO EARLY SATURDAY, THE AIRMASS WILL BE RATHER UNSTABLE SO SHOWERS AND THUNDERSTORMS POSSIBLE JUST ABOUT ANYWHERE DURING THAT TIME. A SECONDARY COLD FRONT WILL BRING ANOTHER ROUND OF STEADY PRECIP SATURDAY AFTERNOON AND EVENING. SNOW LEVELS WILL START AROUND 4500 FEET THIS EVENING BUT RISE TO BETWEEN 5500 AND 6000 FEET FRIDAY AS WARM AIR ADVECTS IN AHEAD OF THE COLD FRONT OFFSHORE. THESE LEVELS WILL COME CRASHING DOWN LATE FRIDAY NIGHT INTO SATURDAY AS COLD AIR POURS IN BEHIND THE FRONT. IT'S DURING THIS TIME THAT THERE COULD BE SIGNIFICANT IMPACTS TO THE GRAPEVINE AND OTHER ROADS ABOVE 3500 FEET. WENT AHEAD AND CONVERTED WINTER STORM WATCHES TO WARNINGS, BEGINING LATE TONIGHT FOR SBA COUNTY MTNS AND FRIDAY FOR THE LA/VENTURA MTNS. RAIN/SNOW AMOUNTS FROM PREVIOUS SHIFTS STILL LOOK GOOD. 1-3/3-6" CST/MTNS WITH 1-2 FT OF SNOW FOR HIGHER MTN ELEVATIONS. SHOWERS/TSTORMS EXPECTED TO WIND DOWN SATURDAY NIGHT WITH DRY BUT COOL CONDITIONS MOST AREAS SUNDAY. .LONG TERM (MON-THU)...MONDAY STILL LOOKS DRY AND COOL. THE TUE-THU FORECAST STILL VERY MUCH IN DOUBT. 12Z GFS/EC BOTH TRENDING FARTHER OFFSHORE WITH THE NEXT UPPER LOW, WHICH IF TRUE WOULD PRETTY MUCH LEAVE OUR AREA DRY BUT CONTINUED COOL. GIVEN THE HIGH DEGREE OF UNCERTAINTY FEEL IT'S WELL WORTH LEAVING IN AT LEAST A SLIGHT CHANCE OF SHOWERS ACROSS THE AREA. && .AVIATION...17/1800Z. RATHER LOW CONFIDENCE IN THE 18Z TAFS. THE FORECAST MODELS ARE HAVING EXTRAORDINARY PROBLEMS IN DETERMINING THE TIMING AND INTENSITY OF THE UPCOMING STORM. THE MOST LIKELY SCENARIO IS FOR THE FORECAST AREA TO RECEIVE A PERIOD OF STRONG SOUTH TO SOUTHEAST WINDS BEGINNING NORTH OF POINT CONCEPTION THIS AFTERNOON AND SPREADING VERY SLOWLY DOWN TO LOS ANGELES COUNTY BY MIDDAY FRIDAY. ABOUT 4 TO 6 HOURS AFTER THE ARRIVAL OF THE STRONG WINDS...A FRONTAL SYSTEM WILL GET CLOSE ENOUGH TO BRING A PERIOD OF MODERATE TO HEAVY RAIN. KLAX IS LIKELY TO EXPERIENCE EAST WINDS STRONGER THAN 10 KNOTS AFTER ABOUT 15Z FRIDAY MORNING. VFR TO MVFR CONDITIONS WILL DETERIORATE TO MVFR TO IFR CONDITIONS AS THE STORM SYSTEM APPROACHES ON FRIDAY. KLAX...VFR TO MVFR CONDITIONS THROUGH MUCH OF TONIGHT. BY EARLY FRIDAY MORNING...EAST WINDS WILL PICK UP AND INCREASE TO OVER 10 KT BY AROUND 15Z. CONDITIONS WILL DETERIORATE TO MVFR TO IFR AS THE RAIN AND LOWER CEILINGS ASSOCIATED WITH THE FRONT ARRIVE FRIDAY AFTERNOON. KBUR...VFR TO MVFR CONDITIONS THROUGH MUCH OF TONIGHT. CONDITIONS WILL DETERIORATE TO MVFR TO IFR AS THE RAIN AND LOWER CEILINGS ASSOCIATED WITH THE FRONT ARRIVE FRIDAY AFTERNOON. && .LOX WATCHES/WARNINGS/ADVISORIES... WINTER STORM WARNING (SEE LAXWSWLOX). WIND ADVISORY (SEE LAXNPWLOX). GALE WARNING (SEE LAXMWWLOX). SMALL CRAFT ADVISORY (SEE LAXMWWLOX). HIGH SURF ADVISORY (SEE LAXCFWLOX). HIGH RIP CURRENT RISK (SEE LAXSRFLOX). MARINE WEATHER STATEMENT (SEE LAXMWSLOX). GALE WATCH (SEE LAXMWWLOX). SPECIAL WEATHER STATEMENT (SEE LAXSPSLOX). && PUBLIC...WOFFORD AVIATION...SWEET SYNOPSIS...SETO WWW.WEATHER.GOV/LOSANGELES
Hazardous weather outlook, Feb 17, 2:19 PM PST, 23 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA 219 PM PST THU FEB 17 2011 CAZ034>041-044>046-051>054-059-087-088-547-548-181400- SAN LUIS OBISPO COUNTY CENTRAL COAST- SANTA BARBARA COUNTY CENTRAL COAST-SANTA YNEZ VALLEY- SAN LUIS OBISPO COUNTY INTERIOR VALLEYS-CUYAMA VALLEY- SANTA BARBARA COUNTY SOUTH COAST-VENTURA COUNTY COAST- LOS ANGELES COUNTY COAST INCLUDING DOWNTOWN LOS ANGELES- VENTURA COUNTY INTERIOR VALLEYS-VENTURA COUNTY COASTAL VALLEYS- SANTA MONICA MOUNTAINS RECREATIONAL AREA- SAN LUIS OBISPO COUNTY MOUNTAINS- SANTA BARBARA COUNTY MOUNTAINS-VENTURA COUNTY MOUNTAINS- LOS ANGELES COUNTY MOUNTAINS EXCLUDING THE SANTA MONICA RANGE- ANTELOPE VALLEY-CATALINA ISLAND-SANTA CLARITA VALLEY- LOS ANGELES COUNTY SAN FERNANDO VALLEY- LOS ANGELES COUNTY SAN GABRIEL VALLEY- 219 PM PST THU FEB 17 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWESTERN CALIFORNIA. .DAY ONE... TODAY RAIN WILL DEVELOP ACROSS THE CENTRAL COAST THIS AFTERNOON AND TONIGHT. WINDS WILL INCREASE TO ADVISORY LEVELS ACROSS THE CENTRAL COAST. DANGEROUS SURF WILL PLAGUE THE BEACHES. * WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS * * GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS * * HIGH SURF ADVISORY.........SEE WHUS46 KLOX - CFWLOX FOR DETAILS * * HIGH RIP CURRENT RISK......SEE FZUS56 KLOX - SRFLOX FOR DETAILS * * SPECIAL WEATHER STATEMENT..SEE WWUS86 KLOX - SPSLOX FOR DETAILS * .DAYS TWO THROUGH SEVEN... FRIDAY THROUGH WEDNESDAY HIGH SURF AND STRONG RIP CURRENTS WILL CONTINUE ALONG THE BEACHES OFTHE CENTRAL COAST AND WEST FACING BEACHES OF VENTURA COUNTY.A STRONGER STORM SYSTEM IS EXPECTED TO AFFECT THE REGION THURSDAYNIGHT THROUGH SATURDAY...BRINGING THE POTENTIAL FOR PERIODS OF HEAVYRAIN...SIGNIFICANT MOUNTAIN SNOW...AND STRONG WINDS. IN ADDITION...THERE WILL BE THE POTENTIAL FOR THUNDERSTORMS WHICH COULD PRODUCE BRIEF HEAVY DOWNPOURS...HAIL...STRONG WINDS...AND DANGEROUS LIGHTNING. IN ADDITION...THERE IS THE POTENTIAL FOR WATERSPOUTS AND ISOLATED SMALL TORNADOS FRIDAY NIGHT INTO SATURDAY. SNOW LEVELS ARE EXPECTED TO LOWER BY LATE FRIDAY NIGHT AND SATURDAY...WHICH WILL POTENTIALLY CREATE WINTER WEATHER HAZARDS BOTH THE TEJON AND SOLEDAD PASSES. * WINTER STORM WARNING.......SEE WWUS46 KLOX - WSWLOX FOR DETAILS * * WIND ADVISORY..............SEE WWUS76 KLOX - NPWLOX FOR DETAILS * * GALE WARNING...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS * * MARINE WEATHER STATEMENT...SEE FZUS76 KLOX - MWSLOX FOR DETAILS * * GALE WATCH...............SEE WHUS76 KLOX - MWWLOX FOR DETAILS * * SPECIAL WEATHER STATEMENT..SEE WWUS86 KLOX - SPSLOX FOR DETAILS * .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. WOFFORD
The office that day
Everything else NWS Los Angeles, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 17, 3:43 AM PST | Winter Storm Watch | LOX | 11 hr | |
| Feb 17, 3:47 AM PST | High Wind Watch | LOX | Santa Barbara | 11 hr |
| Feb 17, 3:47 AM PST | Wind Advisory | LOX | Los Angeles, Santa Barbara | 47 hr |
| Feb 17, 9:31 AM PST | Gale Watch | LOX | 8 hr | |
| Feb 17, 9:31 AM PST | Gale Warning | LOX | 35 hr |
Nearby
Winter Storm Warnings in California, 2011Every winter storm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.