Alert archive / California / Winter Storm Warnings in 2012
Winter Storm Warning 7, NWS San Diego, CA
NWS San Diego, CA issued this winter storm warning at Apr 12, 2012, 9:25 AM PDT for Riverside County, San Bernardino County, San Diego County, California. It took effect at Apr 13, 2012, 3:00 AM PDT. It was in force for 34 hr. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 12, 2012, 9:25 AM PDT (16:25 UTC)
- In effect from
- Apr 13, 2012, 3:00 AM PDT
- Expired
- Apr 14, 2012, 1:03 PM PDT
- In force
- 34 hr
- Issued by
- NWS San Diego, CA
Counties Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 122 km from the middle of the area, began a volume at 16:25 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 13, 6:17 PM PDT | HEAVY SNOW 7 | Wrightwood, CA | 0.88 SNOW WATER EQUIVALENT |
| Apr 13, 10:40 PM PDT | HEAVY SNOW 10 | 1 W Big Bear City, CA | 10 INCHES OF SNOW AT 6800 FEET. |
| Apr 14, 7:00 AM PDT | SNOW 2 | 1 Sse Mountain Pass, CA | MOUNTAIN PASS CO-OP OBSERVER MEASURED 2.0 INCHES OF SNOW SINCE 3 AM TODAY AT AN ELEVATION OF 4777 FEET. |
| Apr 14, 7:25 AM PDT | HEAVY SNOW 16 | 1 E Running Springs, CA | 16 INCHES OF SNOW IN ARROWBEAR LAKE AT 6200 FEET. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 4.4 hours before the alert went out and 145 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
- 41 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 579 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
770 WWUS46 KSGX 121625 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 925 AM PDT THU APR 12 2012 ...STRONG COLD STORM TO AFFECT MOUNTAINS OF SOUTHWEST CALIFORNIA EARLY FRIDAY MORNING THROUGH FRIDAY NIGHT... .SNOW WILL BECOME HEAVY AT TIMES FRIDAY MORNING AND SPREAD TO THE EAST AND SOUTH THROUGH THE AFTERNOON. SNOW LEVELS AROUND 5000 FEET WILL LOWER TO 4000 FEET FRIDAY AFTERNOON AND EVENING. THE LOWEST SNOW LEVELS DOWN TO 3000 TO 3500 FEET WILL OCCUR FRIDAY NIGHT AND EARLY SATURDAY. THE HEAVIEST SNOW WILL CONTINUE INTO THE SAN DIEGO MOUNTAINS FRIDAY EVENING. PRECIPITATION WILL TAPER TO SNOW SHOWERS FRIDAY NIGHT AND SATURDAY MORNING...MOST NUMEROUS IN THE SAN DIEGO MOUNTAINS. SNOWFALL RATES OF OVER ONE INCH PER HOUR FORECAST TO BEGIN EARLY FRIDAY MORNING OVER SAN GABRIEL MOUNTAINS AND SPREAD EAST TO SAN BERNARDINO AND SAN JACINTO MOUNTAINS BY MID FRIDAY MORNING...REACHING THE SAN DIEGO MOUNTAINS FRIDAY AFTERNOON. STRONG WINDS ALSO ACCOMPANYING SNOWFALL FOR NEAR WHITEOUT CONDITIONS. CAZ055-056-130030- /O.UPG.KSGX.WS.A.0005.120413T1000Z-120414T1000Z/ /O.NEW.KSGX.WS.W.0007.120413T1000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 925 AM PDT THU APR 12 2012 ...WINTER STORM WARNING IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY ABOVE 4000 FEET... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WINTER STORM WARNING ABOVE 4000 FEET FOR HEAVY SNOW AND HIGH WIND...WHICH IS IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5000 FEET FRIDAY MORNING LOWERING TO 4000 FEET LATE FRIDAY AFTERNOON AND DOWN TO 3000 TO 3500 FEET EARLY SATURDAY. * SNOW ACCUMULATIONS...1 TO 3 INCHES 4000 TO 4500 FEET...3 TO 6 INCHES 4500 TO 5000 FEET...6 TO 10 INCHES 5000 TO 6000 FEET... AND 8 TO 14 INCHES ABOVE 6500 FEET. UP TO 18 INCHES FOR FAVORED ELEVATIONS ABOVE 7000 FEET. * TIMING...BEGINNING 3 AM FRIDAY OVER THE SAN GABRIEL MOUNTAINS AND SPREADING EASTWARD ACROSS THE SAN BERNARDINO MOUNTAINS BY EARLY MORNING AND REACHING THE SAN JACINTO MOUNTAINS BY LATE FRIDAY MORNING. TAPERING OFF TO SCATTERED SHOW SHOWERS FROM WEST TO EAST AFTER 8 PM FRIDAY EVENING. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE...ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I-15 AT CAJON SUMMIT...I-15 AT 3500 FEET... LAKE ARROWHEAD...MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN...RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS OVER 50 MPH. SHIFTING TO THE WEST FRIDAY EVENING. WIND GUSTS TO 65 MPH FOR RIDGES AND EXPOSED AREAS. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG...AND BLOWING SNOW. * IMPACTS...INTERSTATE 15 AND CAJON PASS SUMMIT. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. 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. && $$ CAZ058-130030- /O.NEW.KSGX.WS.A.0006.120413T2100Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 925 AM PDT THU APR 12 2012 ...WINTER STORM WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH SATURDAY MORNING ABOVE 4000 FEET... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WINTER STORM WATCH ABOVE 4000 FEET...WHICH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH SATURDAY MORNING. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...6000 FEET LOWERING TO 5000 FEET FRIDAY AFTERNOON. LOWERING TO 4500 FEET FRIDAY EVENING. DOWN TO 3500 FEET FRIDAY NIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS...1 TO 2 INCHES AT 4000 FEET...3 TO 6 INCHES BETWEEN 4500 AND 5000 FEET. 6 TO 12 INCHES ABOVE 5000 FEET. * TIMING...LIGHT PRECIPITATION FRIDAY MORNING. BECOMING HEAVY FRIDAY AFTERNOON. SNOW HEAVY AT ITMES LATE FRIDAY AFTERNOON AND FRIDAY EVENING. HEAVY SNOW SQUALLS FRIDAY NIGHT AND INTO SATURDAY MORNING. * LOCATIONS INCLUDE: BOULEVARD...CAMERON...CAMPO...CUYAMACA... DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE...MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS...JULIAN * WINDS...SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 20 TO 30 MPH FRIDAY AFTERNOON WITH GUSTS TO 60 MPH OVER RIDGES. WIND SHIFTING TO THE WEST AT SIMILAR SPEEDS FRIDAY EVENING AND CONTINUING INTO SATURDAY. PEAK WIND GUSTS 65 TO 70 MPH FOR PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN HEAVY SNOW AND WIND. * IMPACTS...INTERSTATE 8 AND HIGHWAY 78. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ TARDY
7 follow-up statements
421 WWUS46 KSGX 122008 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 108 PM PDT THU APR 12 2012 ...STRONG COLD STORM TO AFFECT MOUNTAINS OF SOUTHWEST CALIFORNIA EARLY FRIDAY MORNING THROUGH SATURDAY MORNING... .SNOW WILL BECOME HEAVY AT TIMES FRIDAY MORNING AND SPREAD TO THE EAST AND SOUTH THROUGH THE AFTERNOON. SNOW LEVELS AROUND 5000 FEET WILL LOWER TO 4000 FEET FRIDAY AFTERNOON AND EVENING. THE LOWEST SNOW LEVELS DOWN TO 3000 TO 3500 FEET WILL OCCUR FRIDAY NIGHT AND EARLY SATURDAY. THE HEAVIEST SNOW WILL CONTINUE INTO THE SAN DIEGO MOUNTAINS FRIDAY EVENING. PRECIPITATION WILL TAPER TO SNOW SHOWERS FRIDAY NIGHT AND SATURDAY MORNING...REMAINING MOST NUMEROUS IN THE SAN DIEGO MOUNTAINS. SNOWFALL RATES OF OVER ONE INCH PER HOUR FORECAST TO BEGIN EARLY FRIDAY MORNING OVER SAN GABRIEL MOUNTAINS AND SPREAD EAST TO SAN BERNARDINO AND SAN JACINTO MOUNTAINS FRIDAY MORNING AND ESPECIALLY FRIDAY AFTERNOON... REACHING THE SAN DIEGO MOUNTAINS FRIDAY AFTERNOON. STRONG WINDS WILL ALSO ACCOMPANY SNOWFALL AND CREATE NEAR WHITEOUT CONDITIONS AT TIMES. CAZ058-130415- /O.UPG.KSGX.WS.A.0006.120413T2100Z-120414T1800Z/ /O.EXB.KSGX.WS.W.0007.120413T2100Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 108 PM PDT THU APR 12 2012 ...WINTER STORM WARNING IN EFFECT FROM 2 PM FRIDAY TO 11 AM PDT SATURDAY ABOVE 4000 FEET... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A WINTER STORM WARNING ABOVE 4000 FEET FOR HEAVY SNOW AND WIND..WHICH IS IN EFFECT FROM 2 PM FRIDAY TO 11 AM PDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5500 FEET FRIDAY MORNING LOWERING TO 5000 FEET EARLY FRIDAY AFTERNOON AND DROPPING TO 4000 TO 4500 FEET FRIDAY EVENING. DOWN TO 3500 FEET FRIDAY NIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS...1 TO 4 INCHES AT 4000 FEET...3 TO 6 INCHES BETWEEN 4500 AND 5000 FEET. 6 TO 10 INCHES ABOVE 5000 FEET. UP TO 1 FOOT ON WESTWARD FACING HIGHEST ELEVATIONS. * TIMING...LIGHT PRECIPITATION FRIDAY MORNING. BECOMING HEAVY FRIDAY AFTERNOON. SNOW HEAVY AT TIMES LATE FRIDAY AFTERNOON AND THROUGH FRIDAY EVENING. HEAVY SNOW SQUALLS FRIDAY NIGHT AND INTO SATURDAY MORNING. LIGHTER SNOW SHOWERS FOR SATURDAY AFTERNOON. * LOCATIONS INCLUDE: BOULEVARD...CAMERON...CAMPO...CUYAMACA... DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY... RANCHITA... SANTA YSABEL...WARNER SPRINGS * WINDS...SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 20 TO 30 MPH ON FRIDAY WITH GUSTS TO 50 MPH. WIND GUSTS TO 60 MPH OVER RIDGES DURING FRIDAY AFTERNOON. WIND SHIFTING TO THE WEST AT SIMILAR SPEEDS FRIDAY EVENING AND CONTINUING INTO SATURDAY. PEAK WIND GUSTS 65 TO 70 MPH FOR PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN HEAVY SNOW AND WIND. * IMPACTS...INTERSTATE 8 AND HIGHWAY 78. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. 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. && $$ CAZ055-056-130415- /O.CON.KSGX.WS.W.0007.120413T1000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 108 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...4500 TO 5000 FEET FRIDAY MORNING LOWERING TO 4000 FEET FRIDAY AFTERNOON AND DOWN TO 3000 TO 3500 FEET FRIDAY NIGHT INTO EARLY SATURDAY. * SNOW ACCUMULATIONS...1 TO 4 INCHES 4000 TO 4500 FEET...3 TO 6 INCHES 4500 TO 5000 FEET...6 TO 10 INCHES 5000 TO 6000 FEET... AND 8 TO 14 INCHES ABOVE 6500 FEET. UP TO 18 INCHES FOR FAVORED WESTERN SLOPING ELEVATIONS ABOVE 7000 FEET. * TIMING...BEGINNING 3 AM FRIDAY OVER THE SAN GABRIEL MOUNTAINS AND SPREADING EASTWARD ACROSS THE SAN BERNARDINO MOUNTAINS AND JACINTO MOUNTAINS DURING FRIDAY MORNING. HEAVIEST SNOWFALL PERIOD DURING FRIDAY AFTERNOON AND INTO EARLY FRIDAY EVENING. TAPERING OFF TO SCATTERED SHOW SHOWERS FROM WEST TO EAST AFTER 8 PM FRIDAY EVENING BUT REMAINING WINDY. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE...ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I-15 AT CAJON SUMMIT...I-15 AT 3500 FEET... LAKE ARROWHEAD...MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN...RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS OVER 50 MPH. SHIFTING TO THE WEST FRIDAY LATE AFTERNOON AND EVENING. WIND GUSTS TO 65 MPH FOR RIDGES AND EXPOSED AREAS. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG...AND BLOWING SNOW. * IMPACTS...INTERSTATE 15 AND CAJON PASS SUMMIT. DURING COMMUTE TIME FOR HEAVIEST PRECIPITATION. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. 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. && $$ TARDY
491 WWUS46 KSGX 130401 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 901 PM PDT THU APR 12 2012 ...STRONG COLD STORM TO AFFECT MOUNTAINS OF SOUTHWEST CALIFORNIA EARLY FRIDAY MORNING THROUGH SATURDAY MORNING... .SNOW WILL BECOME HEAVY AT TIMES FRIDAY MORNING AND WILL SPREAD SOUTHEAST ACROSS THE REGION THROUGH THE AFTERNOON. SNOW LEVELS AROUND 5000 FEET WILL LOWER TO 4000 FEET BY EVENING...POSSIBLY LOWERING TO BETWEEN 3000 AND 3500 FEET BY SATURDAY MORNING. HEAVY SNOW IS FORECAST TO BEGIN EARLY FRIDAY MORNING OVER SAN GABRIEL MOUNTAINS AND SPREAD SOUTHEAST TOWARD THE SAN BERNARDINO AND SAN JACINTO MOUNTAINS DURING THE DAY...REACHING THE SAN DIEGO COUNTY MOUNTAINS FRIDAY AFTERNOON. THE HEAVIEST SNOW WILL CONTINUE IN THE SAN DIEGO COUNTY MOUNTAINS FRIDAY EVENING. PRECIPITATION WILL TAPER TO SNOW SHOWERS FRIDAY NIGHT AND SATURDAY MORNING...REMAINING MOST NUMEROUS IN THE SAN DIEGO COUNTY MOUNTAINS. STRONG WINDS WILL ALSO ACCOMPANY SNOWFALL AND CREATE NEAR WHITEOUT CONDITIONS AT TIMES. CAZ055-056-131215- /O.CON.KSGX.WS.W.0007.120413T1000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 901 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT FROM 3 AM FRIDAY TO 5 AM PDT SATURDAY. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...4500 TO 5000 FEET FRIDAY MORNING LOWERING TO 4000 FEET FRIDAY AFTERNOON AND DOWN TO 3000 TO 3500 FEET FRIDAY NIGHT INTO EARLY SATURDAY. * SNOW ACCUMULATIONS...1 TO 4 INCHES 4000 TO 4500 FEET...3 TO 6 INCHES 4500 TO 5000 FEET...6 TO 10 INCHES 5000 TO 6000 FEET... AND 8 TO 14 INCHES ABOVE 6500 FEET. UP TO 18 INCHES FOR FAVORED WESTERN SLOPING ELEVATIONS ABOVE 7000 FEET. * TIMING...BEGINNING 3 AM FRIDAY OVER THE SAN GABRIEL MOUNTAINS AND SPREADING EASTWARD ACROSS THE SAN BERNARDINO MOUNTAINS AND JACINTO MOUNTAINS DURING FRIDAY MORNING. PERIODS OF HEAVY SNOW ARE LIKELY FRIDAY...TAPERING OFF TO SCATTERED SHOW SHOWERS FROM WEST TO EAST FRIDAY EVENING. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE...ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I- 15 AT CAJON SUMMIT...I-15 AT 3500 FEET... LAKE ARROWHEAD... MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN... RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS OVER 50 MPH...SHIFTING TO THE WEST LATE FRIDAY AFTERNOON. WIND GUSTS TO 65 MPH FOR RIDGES AND EXPOSED AREAS. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG...AND BLOWING SNOW. * IMPACTS...HEAVY SNOW ALONG INTERSTATE 15 NEAR THE CAJON SUMMIT NEAR THE TIME OF THE FRIDAY EVENING COMMUTE. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. 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. && $$ CAZ058-131215- /O.CON.KSGX.WS.W.0007.120413T2100Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 901 PM PDT THU APR 12 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 PM FRIDAY TO 11 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT FROM 2 PM FRIDAY TO 11 AM PDT SATURDAY. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5500 FEET FRIDAY MORNING LOWERING TO 5000 FEET EARLY FRIDAY AFTERNOON AND DROPPING TO 4000 TO 4500 FEET FRIDAY EVENING. DOWN TO 3500 FEET FRIDAY NIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS...1 TO 4 INCHES AT 4000 FEET...3 TO 6 INCHES BETWEEN 4500 AND 5000 FEET. 6 TO 10 INCHES ABOVE 5000 FEET. UP TO 1 FOOT ON WESTWARD FACING HIGHEST ELEVATIONS. * TIMING...LIGHT PRECIPITATION FRIDAY MORNING. BECOMING HEAVY FRIDAY AFTERNOON. SNOW HEAVY AT TIMES LATE FRIDAY AFTERNOON AND THROUGH FRIDAY EVENING. HEAVY SNOW SQUALLS FRIDAY NIGHT AND INTO SATURDAY MORNING. LIGHTER SNOW SHOWERS FOR SATURDAY AFTERNOON. * LOCATIONS INCLUDE: CAMERON...CUYAMACA...DESCANSO... JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY... RANCHITA... SANTA YSABEL...WARNER SPRINGS * WINDS...SOUTHWEST WINDS 15 TO 25 MPH INCREASING TO 20 TO 30 MPH ON FRIDAY WITH GUSTS TO 50 MPH. WIND GUSTS TO 60 MPH OVER RIDGES DURING FRIDAY AFTERNOON. WIND SHIFTING TO THE WEST AT SIMILAR SPEEDS FRIDAY EVENING AND CONTINUING INTO SATURDAY. PEAK WIND GUSTS 65 TO 70 MPH FOR PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN HEAVY SNOW AND WIND. * IMPACTS...INTERSTATE 8 AND HIGHWAY 78 LATE FRIDAY AFTERNOON THROUGH SATURDAY MORNING. RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS FRIDAY AND FRIDAY NIGHT. CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. 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. && $$
196 WWUS46 KSGX 130917 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 217 AM PDT FRI APR 13 2012 ...STRONG COLD STORM TO AFFECT MOUNTAINS OF SOUTHWEST CALIFORNIA THROUGH SATURDAY MORNING... .SNOW WILL BECOME HEAVY AT TIMES THIS MORNING AND WILL SPREAD SOUTHEAST ACROSS THE REGION THROUGH THE AFTERNOON. SNOW LEVELS AROUND 5000 FEET WILL LOWER TO 4000 FEET BY EVENING...POSSIBLY LOWERING TO BETWEEN 3000 AND 3500 FEET BY SATURDAY MORNING. HEAVY SNOW IS FORECAST TO BEGIN EARLY THIS MORNING OVER SAN GABRIEL MOUNTAINS AND SPREAD SOUTHEAST TOWARD THE SAN BERNARDINO AND SAN JACINTO MOUNTAINS DURING THE DAY...REACHING THE SAN DIEGO COUNTY MOUNTAINS BY THE AFTERNOON. HEAVY SNOW WILL CONTINUE IN THE SAN DIEGO COUNTY MOUNTAINS THIS EVENING. PRECIPITATION WILL TAPER TO SNOW SHOWERS TONIGHT AND SATURDAY MORNING... REMAINING MOST NUMEROUS IN THE SAN DIEGO COUNTY MOUNTAINS. STRONG WINDS WILL ALSO ACCOMPANY SNOWFALL AND CREATE NEAR WHITEOUT CONDITIONS AT TIMES. CAZ055-056-131730- /O.CON.KSGX.WS.W.0007.120413T1000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 217 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5000 FEET THIS MORNING LOWERING TO 4000 FEET THIS AFTERNOON AND DOWN TO 3000 FEET TONIGHT INTO EARLY SATURDAY. * SNOW ACCUMULATIONS...1 TO 4 INCHES 3500 TO 4500 FEET...6 TO 12 INCHES 4500 TO 6000 FEET...AND OVER 12 INCHES ABOVE 6000 FEET WITH UP TO 24 INCHES ABOVE 8000 FEET. * TIMING...BEGINNING EARLY THIS MORNING OVER THE SAN GABRIEL MOUNTAINS...SPREADING EASTWARD BY LATE MORNING ACROSS THE SAN BERNARDINO MOUNTAINS...AND ACROSS THE SAN JACINTO MOUNTAINS AND MOUNTAINS OF SAN DIEGO COUNTY DURING THE AFTERNOON. TAPERING OFF TO SCATTERED SHOW SHOWERS FROM WEST TO EAST THIS EVENING. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE...ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I-15 AT CAJON SUMMIT...I-15 AT 3500 FEET... LAKE ARROWHEAD...MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN...RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS OVER 50 MPH... SHIFTING TO THE WEST LATE THIS AFTERNOON. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG...AND BLOWING SNOW. * IMPACTS...SNOW ACCUMULATING ALONG INTERSTATE 15 NEAR THE CAJON SUMMIT FROM LATE THIS MORNING THROUGH SATURDAY MORNING. 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. && $$ CAZ058-131730- /O.CON.KSGX.WS.W.0007.120413T2100Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 217 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM PDT SATURDAY. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5500 FEET THIS MORNING LOWERING TO 4000 FEET BY EARLY THIS EVENING...AND 3500 FEET TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS...1 TO 4 INCHES AT 4000 FEET...3 TO 6 INCHES BETWEEN 4500 AND 5000 FEET. 6 TO 10 INCHES ABOVE 5000 FEET. UP TO 1 FOOT ON WESTWARD FACING HIGHEST ELEVATIONS. * TIMING...LIGHT RAIN AND SNOW THIS MORNING. BECOMING HEAVY THIS AFTERNOON THROUGH THIS EVENING. HEAVY SNOW SQUALLS TONIGHT INTO SATURDAY MORNING. LIGHTER SNOW SHOWERS FOR SATURDAY AFTERNOON. * LOCATIONS INCLUDE: BOULEVARD...CAMERON...CAMPO...CUYAMACA... DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY... RANCHITA... SANTA YSABEL...WARNER SPRINGS * WINDS...SOUTHWEST WINDS INCREASING TO 30 MPH WITH GUSTS OVER 50 MPH TODAY. WIND SHIFTING TO THE WEST THIS EVENING AND CONTINUING INTO SATURDAY. PEAK WIND GUSTS 65 THROUGH PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN HEAVY SNOW AND WIND. * IMPACTS...SNOW ACCUMULATING OVER THE SUMMITS ALONG INTERSTATE 8 AND HIGHWAY 78 LATE THIS AFTERNOON THROUGH SATURDAY MORNING. 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. && $$ BALFOUR
770 WWUS46 KSGX 131804 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 1104 AM PDT FRI APR 13 2012 ...STRONG COLD STORM TO AFFECT MOUNTAINS OF SOUTHWEST CALIFORNIA THROUGH SATURDAY MORNING... .MODERATE TO LOCALLY HEAVY SNOW WILL SPREAD SOUTHEAST ACROSS THE REGION THIS AFTERNOON. SNOW LEVELS AROUND 5000 FEET WILL LOWER TO 4000-4500 FEET BY EVENING...POSSIBLY LOWERING TO 3500-4000 FT BY SATURDAY MORNING. PRECIPITATION WILL TAPER TO SNOW SHOWERS TONIGHT AND SATURDAY MORNING. STRONG WINDS WILL ALSO ACCOMPANY SNOWFALL AND CREATE NEAR WHITEOUT CONDITIONS AT TIMES. CAZ055-056-140300- /O.CON.KSGX.WS.W.0007.000000T0000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 1104 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY... * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5000 FEET THIS MORNING LOWERING TO 4000 FEET THIS AFTERNOON AND DOWN TO 3500 FEET TONIGHT INTO EARLY SATURDAY. * SNOW ACCUMULATIONS...3 TO 6 INCHES ABOVE 4000 FEET...6 TO 12 INCHES ABOVE 5000 FEET. LOCALLY HIGHER AMOUNTS ARE POSSIBLE ON THE HIGHEST PEAKS. * TIMING...HEAVIEST EARLY THIS AFTERNOON THROUGH THIS EVENING. SHOWERS WILL CONTINUE INTO SATURDAY MORNING. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY...IDYLLWILD... MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE...ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I- 15 AT CAJON SUMMIT...I-15 AT 3500 FEET... LAKE ARROWHEAD... MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN... RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...SOUTHWEST 20 TO 30 MPH WITH GUSTS TO 50 MPH... SHIFTING TO THE WEST LATE THIS AFTERNOON. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG. * IMPACTS...SNOW ACCUMULATING ALONG INTERSTATE 15 NEAR THE CAJON SUMMIT FROM THIS AFTERNOON THROUGH SATURDAY MORNING. TRAVEL MAY BE HAZARDOUS THROUGH THE MOUNTAINS AT TIMES DUE TO SNOW...BLOWING SNOW...AND FOG. 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. && $$ CAZ058-140300- /O.CON.KSGX.WS.W.0007.120413T2100Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 1104 AM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 AM PDT SATURDAY... * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...5500 FEET THIS MORNING LOWERING TO 4000 FEET BY EARLY THIS EVENING...AND 4000 FEET TONIGHT AND SATURDAY MORNING. * SNOW ACCUMULATIONS...3 TO 6 INCHES ABOVE 4000 FEET...4 TO 8 INCHES ABOVE 5000 FEET. * TIMING...MODERATE SNOW THIS AFTERNOON THROUGH THIS EVENING. SNOW SHOWERS THIS EVENING THROUGH SATURDAY MORNING. * LOCATIONS INCLUDE: BOULEVARD...CAMERON...CAMPO...CUYAMACA... DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY... RANCHITA... SANTA YSABEL...WARNER SPRINGS * WINDS...SOUTHWEST WINDS INCREASING TO 30 MPH WITH GUSTS TO 50 MPH TODAY. WIND SHIFTING TO THE WEST THIS EVENING AND CONTINUING INTO SATURDAY. PEAK WIND GUSTS TO 60 THROUGH PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG. * IMPACTS...SNOW ACCUMULATING OVER THE SUMMITS ALONG INTERSTATE 8 AND HIGHWAY 78 LATE THIS AFTERNOON THROUGH SATURDAY MORNING. TRAVEL MAY BE HAZARDOUS THROUGH THE MOUNTAINS AT TIMES DUE TO SNOW...BLOWING SNOW...AND FOG. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ SS
402 WWUS46 KSGX 140314 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 814 PM PDT FRI APR 13 2012 ...SNOW SHOWERS IN THE MOUNTAINS THROUGH SATURDAY MORNING... .MODERATE TO LOCALLY HEAVY SNOW SHOWERS WILL CONTINUE IN THE MOUNTAINS TONIGHT. SNOW LEVELS FROM 4000-4500 FEET THIS EVENING WILL LOWER TO 3500-4000 FT BY MORNING. STRONG WINDS...BLOWING SNOW AND FOG WILL REDUCE VISIBILITY AT TIMES. CAZ058-141200- /O.CON.KSGX.WS.W.0007.000000T0000Z-120414T1800Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...BOULEVARD...CAMERON...CAMPO... CUYAMACA...DESCANSO...JULIAN...LAKE HENSHAW...MORENA VILLAGE... MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY...RANCHITA... SANTA YSABEL...WARNER SPRINGS 814 PM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL 11 AM PDT SATURDAY. * SNOW LEVELS...4000 FEET...LOCALLY DOWN TO 3500 FEET. * SNOW ACCUMULATIONS...3 TO 6 INCHES ABOVE 4000 FEET...4 TO 8 INCHES ABOVE 5000 FEET. * TIMING...MODERATE TO HEAVY SNOW SHOWERS THROUGH SATURDAY MORNING. * LOCATIONS INCLUDE: CAMERON...CAMPO...CUYAMACA...JULIAN...LAKE HENSHAW...MORENA VILLAGE...MOUNT LAGUNA...OAK GROVE...PINE HILLS...PINE VALLEY... RANCHITA... SANTA YSABEL...WARNER SPRINGS * WINDS...WEST WINDS 20 TO 30 MPH WITH GUSTS TO 50 MPH. PEAK WIND GUSTS TO 60 THROUGH PASSES AND WIND PRONE RIDGES. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG. * IMPACTS...SNOW ACCUMULATING OVER THE SUMMITS ALONG INTERSTATE 8 AND HIGHWAY 78 THROUGH SATURDAY MORNING. TRAVEL MAY BE HAZARDOUS THROUGH 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. && $$ CAZ055-056-141200- /O.CON.KSGX.WS.W.0007.000000T0000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 814 PM PDT FRI APR 13 2012 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY ABOVE 4000 FEET... A WINTER STORM WARNING ABOVE 4000 FEET REMAINS IN EFFECT UNTIL 5 AM PDT SATURDAY. * SNOW LEVELS...3500 TO 4000 FEET TONIGHT. * SNOW ACCUMULATIONS...3 TO 6 INCHES ABOVE 4000 FEET...6 TO 12 INCHES ABOVE 5000 FEET. LOCALLY HIGHER AMOUNTS ARE POSSIBLE ON THE HIGHEST PEAKS. * TIMING...TONIGHT INTO EARLY SATURDAY MORNING. * LOCATIONS INCLUDE: AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE... ANGELUS OAKS...BALDWIN LAKE...BARTON FLATS... BIG BEAR CITY... BIG BEAR LAKE...CRESTLINE...FAWNSKIN... FOREST FALLS...I- 15 AT CAJON SUMMIT...LAKE ARROWHEAD... MOUNT BALDY...MOUNTAIN HOME VILLAGE... OAK GLEN...PHELAN... RUNNING SPRINGS...TWIN PEAKS...WRIGHTWOOD * WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW AND FOG. * IMPACTS...SNOW SHOWERS ALONG INTERSTATE 15 NEAR THE CAJON SUMMIT THROUGH SATURDAY MORNING. TRAVEL MAY BE HAZARDOUS THROUGH THE MOUNTAINS ABOVE 4500 FEET AT TIMES DUE TO SNOW... BLOWING SNOW...AND FOG. 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. && $$ MOEDE
460 WWUS46 KSGX 141016 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 316 AM PDT SAT APR 14 2012 ...SNOW SHOWERS FOR THE SAN DIEGO COUNTY MOUNTAINS INTO THIS AFTERNOON... .A COLD LOW PRESSURE SYSTEM OVER THE SOUTHWEST STATES WILL MOVE SLOWLY INLAND TODAY. SNOW SHOWERS WILL CONTINUE OVER THE SAN DIEGO COUNTY MOUNTAINS THIS MORNING...DECREASING THIS AFTERNOON...AND ENDING THIS EVENING. CAZ055-056-141130- /O.CAN.KSGX.WS.W.0007.000000T0000Z-120414T1200Z/ SAN BERNARDINO COUNTY MOUNTAINS-RIVERSIDE COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...ANGELUS OAKS...BALDWIN LAKE... BARTON FLATS...BIG BEAR CITY...BIG BEAR LAKE...CRESTLINE... FAWNSKIN...FOREST FALLS...I-15 AT CAJON SUMMIT... I-15 AT 3500 FEET...LAKE ARROWHEAD...MOUNT BALDY... MOUNTAIN HOME VILLAGE...OAK GLEN...PHELAN...RUNNING SPRINGS... TWIN PEAKS...WRIGHTWOOD...AGUANGA...ANZA...GARNER VALLEY... IDYLLWILD...MOUNTAIN CENTER...PINE COVE...PINYON PINES... VISTA GRANDE 316 AM PDT SAT APR 14 2012 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WINTER STORM WARNING. WIDELY SCATTERED SNOW SHOWERS WILL DECREASE THIS MORNING WITH ISOLATED ADDITIONAL SNOWFALL OF 2 INCHES OR LESS ABOVE 4000 FEET. $$ CAZ058-142100- /O.EXT.KSGX.WS.W.0007.000000T0000Z-120414T2100Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...CUYAMACA...JULIAN... MOUNT LAGUNA...RANCHITA 316 AM PDT SAT APR 14 2012 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON ABOVE 4000 FEET... THE WINTER STORM WARNING ABOVE 4000 FEET IS NOW IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON. * ELEVATION...ABOVE 4000 FEET. * SNOW LEVELS...AROUND 3500 FEET...RISING TO 4000 TO 4500 FEET THIS AFTERNOON AND EVENING. * SNOW ACCUMULATIONS...ADDITIONAL SNOWFALL OF 2 TO 4 INCHES ABOVE 4000 FEET THROUGH EARLY AFTERNOON WITH TOTAL SNOWFALL OF 6 TO 12 INCHES ABOVE 4000 TO 4500 FEET. * TIMING...SNOW SHOWERS CONTINUING THROUGH THIS MORNING...DECREASING THIS AFTERNOON...AND ENDING THIS EVENING. * LOCATIONS INCLUDE: CUYAMACA...JULIAN...MOUNT LAGUNA...RANCHITA * WINDS...WEST 20 TO 30 MPH WITH GUSTS TO 50 MPH. * VISIBILITY...NEAR ZERO AT TIMES IN SNOW...BLOWING SNOW...AND FOG. * IMPACTS...SNOW ACCUMULATING OVER THE SUMMITS ALONG INTERSTATE 8 AND HIGHWAY 78 THROUGH THIS MORNING. TRAVEL MAY BE HAZARDOUS THROUGH THE MOUNTAINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... RESIDENTS AND TRAVELERS INTO HIGHER ELEVATIONS IN THE MOUNTAINS SHOULD BE PREPARED FOR HAZARDOUS WINTER WEATHER CONDITIONS AND POSSIBLE ROAD CLOSURES. IF POSSIBLE...CARRY CHAINS AND TAKE EXTRA FOOD AND CLOTHING. FOR ROAD CONDITION INFORMATION IN CALIFORNIA...DIAL 8 0 0 4 2 7 7 6 2 3 IF INSIDE CALIFORNIA OR 9 1 6 4 5 5 7 6 2 3 IF OUTSIDE CALIFORNIA. YOU MAY ALSO GO TO THE CALTRANS WEBSITE TO CHECK FOR ROAD CONDITIONS AND CLOSURES AT: HTTP://WWW.DOT.CA.GOV/CGI- BIN/ROADS.CGI OR THE CALIFORNIA HIGHWAY PATROL (CHP) WEBSITE AT: HTTP://CAD.CHP.CA.GOV/ && $$ MARTIN
865 WWUS46 KSGX 142003 WSWSGX URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN DIEGO CA 103 PM PDT SAT APR 14 2012 CAZ058-142115- /O.CAN.KSGX.WS.W.0007.000000T0000Z-120414T2100Z/ SAN DIEGO COUNTY MOUNTAINS- INCLUDING THE FOLLOWING LOCATIONS...CUYAMACA...JULIAN... MOUNT LAGUNA...RANCHITA 103 PM PDT SAT APR 14 2012 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS CANCELLED THE WINTER STORM WARNING. THE POTENTIAL FOR HEAVY SNOWFALL HAS DIMINISHED OVER THE MOUNTAINS THIS AFTERNOON...SO THE WINTER STORM WARNING HAS BEEN CANCELLED. SCATTERED...LIGHT TO MODERATE SNOW SHOWERS WILL CONTINUE INTO THE EVENING ABOVE 5000 FEET...BUT ADDITIONAL SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED. STRONG AND GUSTY WINDS WILL CONTINUE. A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM THIS EVENING. $$ JAD
The office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 2:40 AM PDT | Winter Storm Watch | SGX | Riverside, San Bernardino | 7 hr |
| Apr 12, 2:55 AM PDT | High Wind Watch | SGX | Riverside, San Bernardino, San Diego | 11 hr |
| Apr 12, 9:25 AM PDT | Winter Storm Watch | SGX | San Diego | 4 hr |
| Apr 12, 12:01 PM PDT | Small Craft Advisory | SGX | 57 hr | |
| Apr 12, 1:36 PM PDT | High Wind Warning | SGX | Riverside, San Bernardino, San Diego | 33 hr |
Nearby
Winter Storm Warnings in California, 2012Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.