Alert archive / California / Winter Storm Warnings in 2011
Winter Storm Warning 6, NWS Las Vegas, NV
NWS Las Vegas, NV issued this winter storm warning at Mar 23, 2011, 11:30 AM PDT for Inyo County, California. It took effect at Mar 23, 2011, 11:42 AM PDT. It was in force for 12 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
- Mar 23, 2011, 11:30 AM PDT (18:30 UTC)
- In effect from
- Mar 23, 2011, 11:42 AM PDT
- Expired
- Mar 24, 2011, 12:00 AM PDT
- In force
- 12 hr
- Issued by
- NWS Las Vegas, NV
County Inyo County, CA
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 6.5 hours before the alert went out and 168 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
- 2278 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
985 WWUS45 KVEF 231830 WSWVEF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1130 AM PDT WED MAR 23 2011 ...THE FIRST OF A SERIES OF PACIFIC STORMS TO MOVE ACROSS THE REGION THIS AFTERNOON AND TONIGHT... .A PACIFIC STORM WILL MOVE INTO THE SOUTHERN SIERRA EAST SLOPES THIS MORNING AND THEN ACROSS SOUTHERN NEVADA THIS AFTERNOON AND TONIGHT. THIS WILL RESULT IN MODERATE AMOUNTS OF SNOW OVER THE EAST SLOPES OF THE SOUTHERN SIERRA AS WELL AS THE HIGHER ELEVATIONS OF THE SOUTHERN NEVADA MOUNTAINS. CAZ519-240030- /O.UPG.KVEF.WW.Y.0010.000000T0000Z-110324T0700Z/ /O.NEW.KVEF.WS.W.0006.110323T1830Z-110324T0700Z/ EASTERN SIERRA SLOPES- INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL 1130 AM PDT WED MAR 23 2011 ...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT PDT TONIGHT ABOVE 7000 FEET... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER STORM WARNING ABOVE 7000 FEET FOR HEAVY SNOW WHICH IS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT FOR THE EASTERN SIERRA SLOPES. THIS WARNING REPLACES THE WINTER WEATHER ADVISORY. * TIMING: MODERATE TO HEAVY SNOW WILL FALL FOR THE REMAINDER OF THIS AFTERNOON BEFORE TAPERING OFF DURING THE LATE EVENING HOURS. * SNOW LEVEL: AROUND 5500 FEET...LOWERING TO AROUND 4000 FEET BY MIDNIGHT. * TOTAL SNOW ACCUMULATIONS: 6 TO 10 INCHES AT 8500 FEET WITH HIGHER AMOUNTS NEAR THE CREST. ACCUMULATIONS OF 3 TO 6 INCHES WILL BE POSSIBLE DOWN TO 7000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH INCREASING AND BECOMING SOUTHWEST 20 TO 30 MPH. * IMPACTS: TRAVELERS ALONG HIGHWAY 168 TO ASPENDELL AND OTHER ROADS INTO THE SIERRA SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN EMERGENCY SINCE SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ NVZ015-240030- /O.CON.KVEF.WW.Y.0010.110324T0300Z-110324T1200Z/ LINCOLN COUNTY- INCLUDING THE CITY OF...PIOCHE 1130 AM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 5000 FEET... A WINTER WEATHER ADVISORY ABOVE 5000 FEET FOR SNOW REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY FOR LINCOLN COUNTY. * TIMING: LIGHT SNOW WILL BEGIN EARLY THIS EVENING AND THEN BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY. THE HEAVIEST SNOW IS EXPECTED FROM 9 PM THIS EVENING TO AROUND 3 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO AROUND 4500 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET. * WINDS: SOUTHWEST WINDS 10 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. * IMPACTS: TRAVELERS THROUGH LINCOLN COUNTY...ESPECIALLY ALONG HIGHWAYS 93 AND 319 OVER PANACA SUMMIT SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ018-019-240030- /O.CON.KVEF.WW.Y.0010.110324T0300Z-110324T1200Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1130 AM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 6000 FEET... A WINTER WEATHER ADVISORY ABOVE 6000 FEET FOR SNOW REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY FOR THE SHEEP RANGE...THE SPRING MOUNTAINS AND RED ROCK CANYON. * TIMING: LIGHT SNOW WILL BEGIN EARLY THIS EVENING AND THEN BECOME LOCALLY HEAVY BEFORE DECREASING AFTER MIDNIGHT. THE HEAVIEST SNOW IS EXPECTED FROM 8 PM THIS EVENING TO AROUND 1 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO NEAR 5000 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 6000 FEET WITH LIGHT ACCUMULATIONS BETWEEN 5000 AND 6000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH WITH LOCAL GUSTS TO NEAR40 MPH. * IMPACTS: TRAVELERS OVER HIGHWAYS 156...157...158...AND STATE ROUTE 160 SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
4 follow-up statements
259 WWUS45 KVEF 231843 CCA WSWVEF URGENT - WINTER WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE LAS VEGAS NV 1142 AM PDT WED MAR 23 2011 ...THE FIRST OF A SERIES OF PACIFIC STORMS TO MOVE ACROSS THE REGION THIS AFTERNOON AND TONIGHT... .A PACIFIC STORM WILL MOVE INTO THE SOUTHERN SIERRA EAST SLOPES THIS MORNING AND THEN ACROSS SOUTHERN NEVADA THIS AFTERNOON AND TONIGHT. THIS WILL RESULT IN MODERATE AMOUNTS OF SNOW OVER THE EAST SLOPES OF THE SOUTHERN SIERRA AS WELL AS THE HIGHER ELEVATIONS OF THE SOUTHERN NEVADA MOUNTAINS. CAZ519-240045- /O.UPG.KVEF.WW.Y.0010.000000T0000Z-110324T0700Z/ /O.COR.KVEF.WS.W.0006.110323T1842Z-110324T0700Z/ EASTERN SIERRA SLOPES- INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL 1142 AM PDT WED MAR 23 2011 ...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT PDT TONIGHT ABOVE 7000 FEET... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER STORM WARNING ABOVE 7000 FEET FOR HEAVY SNOW WHICH IS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT FOR THE EASTERN SIERRA SLOPES. THIS WARNING REPLACES THE WINTER WEATHER ADVISORY. * TIMING: MODERATE TO HEAVY SNOW WILL FALL FOR THE REMAINDER OF THIS AFTERNOON BEFORE TAPERING OFF DURING THE LATE EVENING HOURS. * SNOW LEVEL: AROUND 5500 FEET...LOWERING TO AROUND 4000 FEET BY MIDNIGHT. * TOTAL SNOW ACCUMULATIONS: 8 TO 12 INCHES AT 8500 FEET WITH HIGHER AMOUNTS NEAR THE CREST. ACCUMULATIONS OF 4 TO 7 INCHES WILL BE POSSIBLE DOWN TO 7000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH INCREASING AND BECOMING SOUTHWEST 20 TO 30 MPH. * IMPACTS: TRAVELERS ALONG HIGHWAY 168 TO ASPENDELL AND OTHER ROADS INTO THE SIERRA SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN EMERGENCY SINCE SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. && $$ NVZ015-240045- /O.CON.KVEF.WW.Y.0010.110324T0300Z-110324T1200Z/ LINCOLN COUNTY- INCLUDING THE CITY OF...PIOCHE 1142 AM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 5000 FEET... A WINTER WEATHER ADVISORY ABOVE 5000 FEET FOR SNOW REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY FOR LINCOLN COUNTY. * TIMING: LIGHT SNOW WILL BEGIN EARLY THIS EVENING AND THEN BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY. THE HEAVIEST SNOW IS EXPECTED FROM 9 PM THIS EVENING TO AROUND 3 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO AROUND 4500 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET. * WINDS: SOUTHWEST WINDS 10 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. * IMPACTS: TRAVELERS THROUGH LINCOLN COUNTY...ESPECIALLY ALONG HIGHWAYS 93 AND 319 OVER PANACA SUMMIT SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ018-019-240045- /O.COR.KVEF.WW.Y.0010.110324T0300Z-110324T1200Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1142 AM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 6000 FEET... A WINTER WEATHER ADVISORY ABOVE 6000 FEET FOR SNOW REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 5 AM PDT THURSDAY FOR THE SHEEP RANGE...THE SPRING MOUNTAINS AND RED ROCK CANYON. * TIMING: LIGHT SNOW WILL BEGIN EARLY THIS EVENING AND THEN BECOME LOCALLY HEAVY BEFORE DECREASING AFTER MIDNIGHT. THE HEAVIEST SNOW IS EXPECTED FROM 8 PM THIS EVENING TO AROUND 1 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO NEAR 5000 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 6000 FEET WITH LIGHT ACCUMULATIONS BETWEEN 5000 AND 6000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH WITH LOCAL GUSTS TO NEAR 40 MPH. * IMPACTS: TRAVELERS OVER HIGHWAYS 156...157...158...AND STATE ROUTE 160 SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
968 WWUS45 KVEF 232106 WSWVEF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 206 PM PDT WED MAR 23 2011 ...THE FIRST OF A SERIES OF PACIFIC STORMS TO MOVE ACROSS THE REGION THIS AFTERNOON AND TONIGHT... .A PACIFIC STORM WILL MOVE ACROSS THE REGION THROUGH TONIGHT WHICH WILL RESULT IN HEAVY AMOUNTS OF SNOW OVER THE EASTERN SIERRA SLOPES WITH MODERATE AMOUNTS OVER THE HIGHER ELEVATIONS OF LINCOLN COUNTY AND THE SOUTHERN NEVADA MOUNTAINS. CAZ519-240515- /O.NEW.KVEF.WW.Y.0011.110324T2000Z-110325T1800Z/ /O.CON.KVEF.WS.W.0006.000000T0000Z-110324T0700Z/ EASTERN SIERRA SLOPES- INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL 206 PM PDT WED MAR 23 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT ABOVE 7000 FEET... ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY ABOVE 7000 FEET... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WINTER WEATHER ADVISORY ABOVE 7000 FEET FOR SNOW...WHICH IS IN EFFECT FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY. A WINTER STORM WARNING REMAINS IN EFFECT ABOVE 7000 FEET UNTIL MIDNIGHT PDT TONIGHT FOR THE EASTERN SIERRA SLOPES. * TIMING: MODERATE TO HEAVY SNOW WILL FALL FOR THE REMAINDER OF THIS AFTERNOON BEFORE TAPERING OFF DURING THE LATE EVENING HOURS. A SECOND STORM IS EXPECTED TO REACH THE SOUTHERN SIERRA THURSDAY AFTERNOON WITH SNOW REDEVELOPING AND CONTINUING INTO FRIDAY MORNING. * SNOW LEVEL: AROUND 5500 FEET...LOWERING TO AROUND 4000 FEET BY MIDNIGHT TONIGHT. SNOW LEVELS WILL BE AROUND 5000 FEET THURSDAY AFTERNOON INTO FRIDAY MORNING. * TOTAL SNOW ACCUMULATIONS: 10 TO 16 INCHES AT 8500 FEET WITH HIGHER AMOUNTS NEAR THE CREST. ACCUMULATIONS OF 6 TO 10 INCHES WILL BE POSSIBLE DOWN TO 7000 FEET BY MIDNIGHT TONIGHT. A TOTAL OF 4 TO 7 INCHES OF SNOW WILL BE POSSIBLE WITH THE SECOND SYSTEM THURSDAY AFTERNOON THROUGH FRIDAY MORNING FOR ELEVATIONS ABOVE 7000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH THROUGH THURSDAY MORNING. SOUTHWEST WINDS 20 TO 30 MPH THURSDAY NIGHT. * IMPACTS: TRAVELERS ALONG HIGHWAY 168 TO ASPENDELL AND OTHER ROADS INTO THE SIERRA SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN EMERGENCY SINCE SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ015-240515- /O.EXT.KVEF.WW.Y.0010.110324T0500Z-110324T1200Z/ LINCOLN COUNTY- INCLUDING THE CITY OF...PIOCHE 206 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 5000 FEET... THE WINTER WEATHER ADVISORY ABOVE 5000 FEET FOR SNOW IS NOW IN EFFECT FROM 10 PM THIS EVENING TO 5 AM PDT THURSDAY FOR LINCOLN COUNTY. * TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING AND THEN BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY. THE HEAVIEST SNOW IS EXPECTED FROM 10 PM THIS EVENING TO AROUND 4 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO AROUND 4500 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET. * WINDS: SOUTHWEST WINDS 10 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. * IMPACTS: TRAVELERS THROUGH LINCOLN COUNTY...ESPECIALLY ALONG HIGHWAYS 93 AND 319 OVER PANACA SUMMIT SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ018-019-240515- /O.EXT.KVEF.WW.Y.0010.110324T0500Z-110324T1200Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 206 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 10 PM THIS EVENING TO 5 AM PDT THURSDAY ABOVE 6000 FEET... THE WINTER WEATHER ADVISORY ABOVE 6000 FEET FOR SNOW IS NOW IN EFFECT FROM 10 PM THIS EVENING TO 5 AM PDT THURSDAY FOR THE SHEEP RANGE...THE SPRING MOUNTAINS AND RED ROCK CANYON. * TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING AND THEN BECOME LOCALLY HEAVY BEFORE DECREASING EARLY THURSDAY MORNING. THE HEAVIEST SNOW IS EXPECTED FROM 10 PM THIS EVENING TO AROUND 3 AM THURSDAY MORNING. * SNOW LEVEL: LOWERING TO NEAR 5000 FEET BY MIDNIGHT TONIGHT. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 6000 FEET WITH LIGHT ACCUMULATIONS BETWEEN 5000 AND 6000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH WITH LOCAL GUSTS TO NEAR 40 MPH. * IMPACTS: TRAVELERS OVER HIGHWAYS 156...157...158...AND STATE ROUTE 160 SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$
928 WWUS45 KVEF 240510 WSWVEF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1010 PM PDT WED MAR 23 2011 ...THE FIRST IN A SERIES OF PACIFIC STORMS MOVING ACROSS THE REGION TONIGHT... .A PACIFIC STORM WILL MOVE ACROSS THE REGION TONIGHT...RESULTING IN HEAVY AMOUNTS OF SNOW OVER THE EASTERN SIERRA SLOPES WITH MODERATE AMOUNTS OVER THE HIGHER ELEVATIONS OF LINCOLN COUNTY AND THE SOUTHERN NEVADA MOUNTAINS. CAZ519-240700- /O.CON.KVEF.WS.W.0006.000000T0000Z-110324T0700Z/ /O.CON.KVEF.WW.Y.0011.110324T2000Z-110325T1800Z/ EASTERN SIERRA SLOPES- INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL 1010 PM PDT WED MAR 23 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT ABOVE 7000 FEET... ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY ABOVE 7000 FEET... A WINTER STORM WARNING FOR AREAS ABOVE 7000 FEET IN THE EASTERN SIERRA SLOPES REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT. A WINTER WEATHER ADVISORY FOR THE SAME AREA REMAINS IN EFFECT FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY. * TIMING: SNOW WILL END BY MIDNIGHT TONIGHT. A SECOND STORM IS EXPECTED TO REACH THE SOUTHERN SIERRA THURSDAY AFTERNOON WITH SNOW REDEVELOPING AND CONTINUING INTO FRIDAY MORNING. * SNOW LEVEL: BELOW 5000 FEET TONIGHT. SNOW LEVELS WILL BE AROUND 5000 FEET THURSDAY AFTERNOON INTO FRIDAY MORNING. * TOTAL SNOW ACCUMULATIONS: 12 TO 18 INCHES AT 8500 FEET WITH HIGHER AMOUNTS NEAR THE CREST. ACCUMULATIONS OF 6 TO 10 INCHES WILL BE POSSIBLE DOWN TO 7000 FEET BY MIDNIGHT TONIGHT. A TOTAL OF 4 TO 7 INCHES OF SNOW WILL BE POSSIBLE WITH THE SECOND SYSTEM THURSDAY AFTERNOON THROUGH FRIDAY MORNING FOR ELEVATIONS ABOVE 7000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH THROUGH THURSDAY MORNING. SOUTHWEST WINDS 20 TO 30 MPH THURSDAY NIGHT. * IMPACTS: TRAVELERS ALONG HIGHWAY 168 TO ASPENDELL AND OTHER ROADS INTO THE SIERRA SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. ONLY TRAVEL IN AN EMERGENCY SINCE SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ015-240700- /O.CON.KVEF.WW.Y.0010.000000T0000Z-110324T1200Z/ LINCOLN COUNTY- INCLUDING THE CITY OF...PIOCHE 1010 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY ABOVE 5000 FEET... A WINTER WEATHER ADVISORY FOR AREAS ABOVE 5000 FEET IN LINCOLN COUNTY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY. * TIMING: LIGHT SNOW WILL BEGIN LATE THIS EVENING AND THEN BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY. THE HEAVIEST SNOW IS EXPECTED FROM MIDNIGHT TO AROUND 4 AM THURSDAY MORNING. * SNOW LEVEL: AROUND 4500 FEET. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET. * WINDS: SOUTHWEST WINDS 10 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. * IMPACTS: TRAVELERS THROUGH LINCOLN COUNTY...ESPECIALLY ALONG HIGHWAYS 93 AND 319 OVER PANACA SUMMIT SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ018-019-240700- /O.CON.KVEF.WW.Y.0010.000000T0000Z-110324T1200Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1010 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY ABOVE 6000 FEET... A WINTER WEATHER ADVISORY FOR AREAS ABOVE 6000 FEET IN THE SPRING MOUNTAINS AND THE SHEEP RANGE REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY. * TIMING: SNOW WILL BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY MORNING. THE HEAVIEST SNOW IS EXPECTED FROM 11 PM THIS EVENING TO AROUND 3 AM THURSDAY MORNING. * SNOW LEVEL: NEAR 5000 FEET. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 6000 FEET WITH LIGHT ACCUMULATIONS BETWEEN 5000 AND 6000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH WITH LOCAL GUSTS TO NEAR 40 MPH. * IMPACTS: TRAVELERS OVER HIGHWAYS 156...157...158...AND STATE ROUTE 160 SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MORGAN
504 WWUS45 KVEF 240639 WSWVEF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1139 PM PDT WED MAR 23 2011 ...THE FIRST IN A SERIES OF PACIFIC STORMS MOVING ACROSS THE REGION TONIGHT... .A PACIFIC STORM WILL MOVE ACROSS THE REGION TONIGHT...RESULTING IN HEAVY AMOUNTS OF SNOW OVER THE EASTERN SIERRA SLOPES WITH MODERATE AMOUNTS OVER THE HIGHER ELEVATIONS OF LINCOLN COUNTY AND THE SOUTHERN NEVADA MOUNTAINS. CAZ519-241200- /O.EXP.KVEF.WS.W.0006.000000T0000Z-110324T0700Z/ /O.CON.KVEF.WW.Y.0011.110324T2000Z-110325T1800Z/ EASTERN SIERRA SLOPES- INCLUDING THE CITIES OF...ASPENDELL...WHITNEY PORTAL 1139 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY ABOVE 7000 FEET... ...WINTER STORM WARNING WILL EXPIRE AT MIDNIGHT PDT TONIGHT ABOVE 7000 FEET... THE WINTER STORM WARNING FOR AREAS ABOVE 7000 FEET ON THE EASTERN SIERRA SLOPES WILL EXPIRE AT MIDNIGHT PDT TONIGHT. A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR THE SAME AREA FROM 1 PM THURSDAY TO 11 AM PDT FRIDAY. * TIMING: SNOW IS EXPECTED TO RETURN TO THE SOUTHERN SIERRA THURSDAY AFTERNOON AND CONTINUE INTO FRIDAY MORNING. * SNOW LEVEL: AROUND 5000 FEET. * TOTAL SNOW ACCUMULATIONS: 4 TO 7 INCHES. * WINDS: SOUTHWEST WINDS 20 TO 30 MPH. * IMPACTS: TRAVELERS ALONG HIGHWAY 168 TO ASPENDELL AND OTHER ROADS INTO THE SIERRA SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ015-241200- /O.CON.KVEF.WW.Y.0010.000000T0000Z-110324T1200Z/ LINCOLN COUNTY- INCLUDING THE CITY OF...PIOCHE 1139 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY ABOVE 5000 FEET... A WINTER WEATHER ADVISORY FOR AREAS ABOVE 5000 FEET IN LINCOLN COUNTY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY. * TIMING: SNOW WILL BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY. THE HEAVIEST SNOW IS EXPECTED FROM MIDNIGHT TO AROUND 4 AM THURSDAY MORNING. * SNOW LEVEL: AROUND 4500 FEET. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 5000 FEET. * WINDS: SOUTHWEST WINDS 10 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. * IMPACTS: TRAVELERS THROUGH LINCOLN COUNTY...ESPECIALLY ALONG HIGHWAYS 93 AND 319 OVER PANACA SUMMIT SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NVZ018-019-241200- /O.CON.KVEF.WW.Y.0010.000000T0000Z-110324T1200Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1139 PM PDT WED MAR 23 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY ABOVE 6000 FEET... A WINTER WEATHER ADVISORY FOR AREAS ABOVE 6000 FEET IN THE SPRING MOUNTAINS AND THE SHEEP RANGE REMAINS IN EFFECT UNTIL 5 AM PDT THURSDAY. * TIMING: SNOW WILL BECOME LOCALLY HEAVY OVERNIGHT BEFORE DECREASING EARLY THURSDAY MORNING. THE HEAVIEST SNOW IS EXPECTED FROM MIDNIGHT TO AROUND 4 AM THURSDAY MORNING. * SNOW LEVEL: NEAR 5000 FEET. * TOTAL SNOW ACCUMULATIONS: 3 TO 5 INCHES ABOVE 6000 FEET WITH LIGHT ACCUMULATIONS BETWEEN 5000 AND 6000 FEET. * WINDS: SOUTH WINDS 10 TO 20 MPH WITH LOCAL GUSTS TO NEAR 40 MPH. * IMPACTS: TRAVELERS OVER HIGHWAYS 156...157...158...AND STATE ROUTE 160 SHOULD BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR THE POSSIBILITY OF SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ MORGAN
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 Las Vegas, NV wrote its last area forecast discussion before this winter storm warning went out at Mar 23, 9:20 AM PDT, 2 hours 10 minutes earlier.
Area forecast discussion, Mar 23, 9:20 AM PDT, 2 hours 10 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
920 AM PDT WED MAR 23 2011
.SYNOPSIS...A PACIFIC STORM WILL MOVE INTO CENTRAL CALIFORNIA TODAY
AND THEN ACROSS SOUTHERN NEVADA TONIGHT BRINGING AN INCREASE IN
WIND AND A CHANCE OF RAIN AND SNOW TO MUCH OF THE REGION. THE
UNSETTLED WEATHER PATTERN IS EXPECTED TO CONTINUE THROUGH THE
WEEKEND AND INTO THE FIRST OF NEXT WEEK AS A SERIES OF STORMS ARE
FORECAST ACROSS THE REGION.
&&
.UPDATE...CURRENT FORECAST ON TRACK AS THE FIRST IN A SERIES OF
STORMS MOVES INTO THE REGION. LOCAL RADARS ARE SHOWING PRECIPITATION
MOVING INTO THE WESTERN SIERRA AND EVEN A FEW SHOWERS HAVE BEEN
REPORTED IN THE OWENS VALLEY. PRECIPITATION COVERAGE WILL INCREASE
OVER THE SIERRA TODAY WITH THE EASTERN SLOPES STILL EXPECTED TO
RECEIVE 4-7 INCHES OF SNOW BY MIDNIGHT. PRECIPITATION WILL SPREAD
ACROSS THE REMAINDER OF THE CWA WITH 3-5 INCHES POSSIBLE IN LINCOLN
COUNTY AND THE SPRING/SHEEP RANGE. DO EXPECT SNOW OVER NORTHERN
MOHAVE COUNTY...BUT AMOUNTS SHOULD REMAIN BELOW ADVISORY LEVELS. NO
UPDATES PLANNED. -GORELOW-
&&
.PREV DISCUSSION...
250 AM PDT WED MAR 23 2011
.SHORT TERM...TODAY THROUGH FRIDAY NIGHT...A VERY ACTIVE WEATHER
PATTERN IS EXPECTED DURING THE SHORT TERM AS A SERIES OF STORMS MOVE
ACROSS THE REGION. THE FIRST SYSTEM CURRENTLY OFF THE NORTHERN
CALIFORNIA COAST TO BRING INCREASING PRECIPITATION TO THE SOUTHERN
SIERRA TODAY AND THEN RAPIDLY SPREAD ACROSS MAINLY THE SOUTHERN
GREAT BASIN TONIGHT. SNOWFALL AMOUNTS WILL BE HEAVIEST OVER THE
SIERRA CREST...BUT ADVISORY LEVELS SNOW AMOUNTS LOOKED FOR THIS
AFTERNOON AND EVENING ON THE EASTERN SIERRA SLOPES AND THEN TONIGHT
INTO EARLY THURSDAY AS THE STORM SHIFTS EAST...A QUICK 3-5 INCHES
ARE POSSIBLE OVER THE SOUTHERN NEVADA MOUNTAINS AND WILL BE ISSUING
A WINTER WEATHER ADVISORY WITH THIS PACKAGE. NORTHERN MOHAVE COUNTY
WILL SEE SNOW...BUT AMOUNTS LOOK TO BE LESS IN THIS AREA THROUGH
THURSDAY MORNING. ON THURSDAY THERE WILL BE A BRIEF BREAK IN THE
WEATHER BEFORE THE NEXT SYSTEM PUSHES INTO NORTHERN/CENTRAL
CALIFORNIA THURSDAY AFTERNOON AND THEN TRANSITIONS EAST ACROSS THE
CWA THURSDAY NIGHT/FRIDAY FOR ANOTHER SHOT OF PRECIPITATION ACROSS
MUCH OF THE REGION. WILL LIKELY NEED ADDITIONAL WINTER WEATHER
ADVISORIES FOR THIS SYSTEM...BUT WILL ALLOW THE FIRST SYSTEM TO MOVE
THROUGH BEFORE ADDRESSING THIS IN LATER PACKAGES. BY FRIDAY NIGHT
ANOTHER BREAK WILL BE SEEN IN THE WEATHER...BEFORE THE NEXT SYSTEM
MOVES INTO THE AREA DURING THE FIRST PORTION OF THE LONG TERM. AS
THESE SYSTEMS MOVE ACROSS THE AREA...INCREASED WINDS EXPECTED AHEAD
OF THEM WITH THE POTENTIAL FOR DOWNSLOPE CONDITIONS FORMING ON THE
EAST SIDE OF THE NORTH/SOUTH MOUNTAIN RANGES. CURRENT HIGH
RESOLUTION MODELS SHOWING THAT EVENTS HOWEVER WILL BE WEAK WITH
WINDS IN THE OWENS VALLEY AND THE SOUTHERN NEVADA MOUNTAIN PRODUCING
GUSTS TO AROUND 40 MPH WHICH IS ADVISORY CRITERIA...BUT THE DURATION
APPEARS TO BE TOO SHORT...LESS THAN THREE HOURS...TO WARRANT THE
ISSUANCE OF ANY WIND PRODUCTS. THE SECOND SYSTEM THURSDAY NIGHT
APPEARS TO HAVE A SLIGHTLY STRONGER POTENTIAL FOR DOWNSLOPE WINDS
AND WILL NEED TO MONITOR. WITH THESE SYSTEMS MOVING ACROSS THE
REGION DURING THE SHORT TERM...TEMPERATURES WILL CONTINUE TO BE WELL
BELOW NORMAL.
.LONG TERM...ANOTHER TROUGH IN THE SERIES OF SYSTEMS THIS WEEK WILL
MOVE THROUGH THE AREA LATE SATURDAY THROUGH SUNDAY. MODELS HAVE COME
IN CLOSER AGREEMENT ON THIS FEATURE BUT VARY CONSIDERABLY ON ITS
STRENGTH AND DEPTH. THE ECMWF IS DEEPER...COOLER AND WETTER WITH IT.
I HAVE INCREASED THE POPS AND THE COVERAGE FOR LATE SATURDAY AND
SUNDAY AS A NOD TO THE STRONGER ECMWF AND GEM...AND HAVE SLIGHTLY
LOWERED TEMPERATURES AS WELL. MOST OF THE RAIN/SNOW ACTIVITY WILL
OCCUR IN THE NORTHERN THIRD OF THE FORECAST AREA. IF THESE TWO
MODELS KEEP THIS SYSTEM STRONGER WE MAY HAVE TO INCREASE THE POPS
AND COVERAGE MORE ALONG WITH EVEN LOWER TEMPERATURES.
AFTER THIS THERE IS A BRIEF PERIOD OF AGREEMENT ON SHORT TERM
RIDGING MONDAY BEFORE YET AGAIN ANOTHER SYSTEM COMES INTO THE
PICTURE TUESDAY. AND YET AGAIN THE ECMWF IS DEEPER AND WETTER WITH
IT. FOR NOW HAVE LEFT THE POPS AND OTHER PARAMETERS ALONE AS THERE
IS MUCH UNCERTAINTY THIS FAR OUT.
&&
.AVIATION...FOR MCCARRAN...THROUGH THE MORNING HOURS WINDS WILL BE
LIGHT FROM THE SOUTH-SOUTHWEST AND CLOUD COVER FEW-SCT CLOUDS AT
8-10K. A STORM SYSTEM WILL BE APPROACHING THE AREA TODAY AND WILL
BRING IN MID LEVEL CEILINGS BY 02Z OR EARLIER ALONG WITH WINDS
SHIFTING AND INCREASING FROM THE SOUTH THIS AFTERNOON. EARLY
THURSDAY MORNING PRECIPITATION WILL BE IN THE VALLEY AND POSSIBLY
OVER KLAS. SNOWFALL WILL OBSCURE LOCAL MOUNTAIN TOPS THURSDAY
MORNING AND STRONG WINDS OVER THE MOUNTAINS WILL BRING TURBULENCE
OVER AND NEAR THEM.
FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST
CALIFORNIA...AN APPROACHING STORM SYSTEM WILL BRINGING INCREASING
MID LEVEL CLOUDS FROM THE WEST TODAY. THIS EVENING PRECIPITATION
WILL ALSO MOVE IN FROM THE WEST OVER MUCH OF THE AREA AND THROUGH
THURSDAY MORNING AS WELL. LOCAL MOUNTAINS WILL BE OBSCURED IN CLOUD
COVER AND PRECIPITATION AND HAVE STRONG WINDS ACROSS THEIR TOPS
CREATING TURBULENT CONDITIONS OVER AND NEAR THEM.
&&
.VEF WATCHES/WARNINGS/ADVISORIES...
NV...WINTER WEATHER ADVISORY FROM 8 PM THIS EVENING TO 5 AM PDT
THURSDAY FOR NVZ015-018-019.
AZ...NONE.
CA...WINTER WEATHER ADVISORY FROM 6 AM THIS MORNING TO MIDNIGHT PDT
TONIGHT FOR CAZ519.
&&
JENSEN/JACQUES
HTTP://WEATHER.GOV/LASVEGASHazardous weather outlook, Mar 23, 5:48 AM PDT, 5 hours 42 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAS VEGAS NV 548 AM PDT WED MAR 23 2011 AZZ001>003-036-CAZ519>527-NVZ014>022-240000- NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT- EASTERN MOJAVE DESERT-MORONGO BASIN-CADIZ BASIN- SAN BERNARDINO COUNTY-UPPER COLORADO RIVER VALLEY- ESMERALDA AND CENTRAL NYE COUNTY-LINCOLN COUNTY- NORTHEAST CLARK COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- SHEEP RANGE-SPRING MOUNTAINS-LAS VEGAS VALLEY- SOUTHERN CLARK COUNTY- 548 AM PDT WED MAR 23 2011 /548 AM MST WED MAR 23 2011/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA...CALIFORNIA AND SOUTHERN NEVADA. .DAY ONE...TODAY AND TONIGHT A PACIFIC STORM WILL MOVE ACROSS THE EAST SLOPES OF THE SOUTHERN SIERRA TODAY AND THEN ACROSS SOUTHERN NEVADA TONIGHT. WINTER WEATHER ADVISORIES ARE IN EFFECT FOR THE SOUTHERN SIERRA AND THE MOUNTAINS OF SOUTHERN NEVADA DURING PORTIONS OF THIS PERIOD FOR SNOW ACCUMULATIONS. PLEASE SEE THE LATEST STATEMENTS. LOCAL GUSTY WINDS WILL ALSO BE SEE AS THIS STORM CROSSES THE REGION. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY A BRIEF DRYING WILL TAKE PLACE ON THURSDAY AS TONIGHTS STORM SHIFTS EAST. HOWEVER THE NEXT PACIFIC STORM WILL MOVE ACROSS THE REGION THURSDAY NIGHT AND FRIDAY WITH ANOTHER SYSTEM OVER THE WEEKEND. THERE IS THEN A FOURTH SYSTEM EXPECTED OVER THE AREA DURING THE FIRST OF NEXT WEEK. EACH OF THESE STORMS WILL BE ACCOMPANIED BY LOCAL GUSTY WINDS AND SCATTERED RAIN IN THE VALLEY WITH SNOW IN THE MOUNTAINS. PLEASE KEEP POSTED TO THE LATEST WEATHER STATEMENTS CONCERNING THESE STORMS AS THEY DEVELOP AND MOVE ACROSS THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED...HOWEVER ALL SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 2:06 PM PDT | Winter Weather Advisory | VEF | Inyo | 40 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; the sounding from the Mesonet's radiosonde archive.