Alert archive / California / High Wind Watches in 2012
High Wind Watch 16, NWS Las Vegas, NV
NWS Las Vegas, NV issued this high wind watch at Nov 28, 2012, 3:22 PM PST for Inyo County, California. It took effect at Dec 2, 2012, 4:00 AM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Nov 28, 2012, 3:22 PM PST (23:22 UTC)
- In effect from
- Dec 2, 2012, 4:00 AM PST
- Expired
- Dec 1, 2012, 2:52 PM PST
- In force
- Issued by
- NWS Las Vegas, NV
County Inyo County, CA
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 11.4 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
- 2555 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
576 WWUS75 KVEF 282322 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 322 PM PST WED NOV 28 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-520-291230- /O.NEW.KVEF.HW.A.0016.121130T0800Z-121202T2100Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 322 PM PST WED NOV 28 2012 ...HIGH WIND WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WATCH FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY...WHICH IS IN EFFECT FROM LATE THURSDAY NIGHT THROUGH SUNDAY AFTERNOON. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH ARE EXPECTED. * TIMING: THOUGH CONFIDENCE IN EXACT TIMING OF THE STRONGEST WINDS IS LOW...THE POTENTIAL FOR STRONG WINDS IS HIGH. AT THIS TIME THE STRONGEST WINDS ARE EXPECTED LATE FRIDAY MORNING...OVERNIGHT FRIDAY...AND SATURDAY EVENING THROUGH SUNDAY MORNING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ KENNEDY
9 follow-up statements
948 WWUS75 KVEF 291209 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 409 AM PST THU NOV 29 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-520-292300- /O.CON.KVEF.HW.A.0016.121130T0800Z-121202T2100Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 409 AM PST THU NOV 29 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON... A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE. * TIMING: THOUGH CONFIDENCE IN EXACT TIMING OF THE STRONGEST WINDS IS LOW...THE POTENTIAL FOR STRONG WINDS IS HIGH. AT THIS TIME THE STRONGEST WINDS ARE EXPECTED LATE FRIDAY MORNING...OVERNIGHT FRIDAY...AND SATURDAY EVENING THROUGH SUNDAY MORNING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA...HIGHWAY 395. * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ PIERCE
260 WWUS75 KVEF 292257 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 257 PM PST THU NOV 29 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY FRIDAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-301215- /O.NEW.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/ /O.EXT.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES- INCLUDING...ASPENDELL...WHITNEY PORTAL 257 PM PST THU NOV 29 2012 ...WIND ADVISORY IN EFFECT FROM 4 AM TO 9 PM PST FRIDAY... ...HIGH WIND WATCH NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES OF INYO COUNTY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE EASTERN SIERRA SLOPES OF INYO COUNTY...WHICH IS IN EFFECT FROM 4 AM TO 9 PM PST FRIDAY. THE HIGH WIND WATCH IS NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE. * TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN EARLY FRIDAY MORNING...AND BEGIN TO DECREASE LATE FRIDAY AFTERNOON. * LOCATIONS: ASPENDELL...WHITNEY PORTAL. * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. && $$ CAZ520-301215- /O.EXT.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ OWENS VALLEY- INCLUDING...BISHOP...INDEPENDENCE...LONE PINE... OLANCHA 257 PM PST THU NOV 29 2012 ...HIGH WIND WATCH NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... THE HIGH WIND WATCH IS NOW IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 MPH POSSIBLE. * TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN TO DEVELOP EARLY SUNDAY MORNING...AND BEGIN TO DIMINISH EARLY SUNDAY EVENING. * LOCATIONS: BISHOP... INDEPENDENCE...LONE PINE...OLANCHA...HIGHWAY 395. * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ KENNEDY
366 WWUS75 KVEF 301144 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 344 AM PST FRI NOV 30 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY AFTERNOON. CAZ520-302000- /O.EXA.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/ /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ OWENS VALLEY- INCLUDING...BISHOP...INDEPENDENCE...LONE PINE... OLANCHA 344 AM PST FRI NOV 30 2012 ...WIND ADVISORY IN EFFECT UNTIL 9 PM PST THIS EVENING... ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE OWENS VALLEY...WHICH IS IN EFFECT UNTIL 9 PM PST THIS EVENING. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 MPH POSSIBLE. * TIMING: THE STRONGEST WINDS ARE EXPECTED THROUGH LATE AFTERNOON TODAY...AND DEVELOP AGAIN EARLY SUNDAY MORNING...AND BEGIN TO DIMINISH EARLY SUNDAY EVENING. * LOCATIONS: BISHOP...INDEPENDENCE...LONE PINE...OLANCHA... HIGHWAY 395. * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ CAZ519-302000- /O.CON.KVEF.WI.Y.0048.121130T1200Z-121201T0500Z/ /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES- INCLUDING...ASPENDELL...WHITNEY PORTAL 344 AM PST FRI NOV 30 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE. * TIMING: THE STRONGEST WINDS ARE EXPECTED TO BEGIN EARLY FRIDAY MORNING...AND BEGIN TO DECREASE LATE FRIDAY AFTERNOON. * LOCATIONS: ASPENDELL...WHITNEY PORTAL. * IMPACTS: POWERFUL WILL MAKE TRAVEL DIFFICULT. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ PIERCE
155 WWUS75 KVEF 301948 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1148 AM PST FRI NOV 30 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-520-010515- /O.CON.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/ /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 1148 AM PST FRI NOV 30 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. A HIGH WIND WATCH ALSO REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE. * TIMING: STRONGEST WINDS ARE EXPECTED THROUGH LATE AFTERNOON TODAY...AND DEVELOP AGAIN EARLY SUNDAY MORNING...AND BEGIN TO DIMINISH EARLY SUNDAY EVENING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL BISHOP...INDEPENDENCE... LONE PINE...OLANCHA...AND HIGHWAY 395. * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. && $$
315 WWUS75 KVEF 010452 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 852 PM PST FRI NOV 30 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-520-010600- /O.EXP.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/ /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 852 PM PST FRI NOV 30 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... ...WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE ON SUNDAY. WINDS THIS EVENING HAVE DECREASED TO BELOW ADVISORY LEVELS IN MOST AREAS. ISOLATED GUSTS AROUND 40 MPH ARE STILL POSSIBLE OVERNIGHT ALONG THE EASTERN SIERRA SLOPES. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$
862 WWUS75 KVEF 010455 NPWVEF URGENT - WEATHER MESSAGE...RESENT NATIONAL WEATHER SERVICE LAS VEGAS NV 854 PM PST FRI NOV 30 2012 ...A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS AT TIMES ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY TODAY THROUGH EARLY SUNDAY AFTERNOON. CAZ519-520-010615- /O.EXP.KVEF.WI.Y.0048.000000T0000Z-121201T0500Z/ /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 854 PM PST FRI NOV 30 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... ...WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 9 PM PST THIS EVENING FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING. A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE ON SUNDAY. WINDS THIS EVENING HAVE DECREASED TO BELOW ADVISORY LEVELS IN MOST AREAS. ISOLATED GUSTS AROUND 40 MPH ARE STILL POSSIBLE OVERNIGHT ALONG THE EASTERN SIERRA SLOPES. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$
631 WWUS75 KVEF 010549 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 949 PM PST FRI NOV 30 2012 ...ONE LAST IMPULSE FROM A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL MOVE THROUGH THE AREA SUNDAY. THIS WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY SUNDAY...ESPECIALLY IN THE AFTERNOON AND EARLY EVENING. CAZ519-520-011500- /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 949 PM PST FRI NOV 30 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING... A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY EVENING FOR THE EASTERN SIERRA SLOPES AND OWENS VALLEY. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE ON SUNDAY. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP AGAIN EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID AFTERNOON THROUGH EARLY EVENING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT...IF NOT DANGEROUS ON SUNDAY...ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$
176 WWUS75 KVEF 011104 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 304 AM PST SAT DEC 1 2012 .ONE LAST IMPULSE FROM A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL MOVE THROUGH THE AREA SUNDAY. THIS WILL RESULT IN THE POTENTIAL FOR VERY STRONG DOWNSLOPE WINDS ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY SUNDAY...ESPECIALLY IN THE AFTERNOON AND EARLY EVENING. CAZ519-520-012300- /O.CON.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ EASTERN SIERRA SLOPES-OWENS VALLEY- INCLUDING...ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA 304 AM PST SAT DEC 1 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY EVENING... A HIGH WIND WATCH REMAINS IN EFFECT FOR THE EASTERN SIERRA SLOPES AND THE OWENS VALLEY FROM LATE TONIGHT THROUGH SUNDAY EVENING. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 65 TO 75 MPH POSSIBLE ON SUNDAY. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID AFTERNOON THROUGH EARLY EVENING. * LOCATIONS: ASPENDELL...WHITNEY PORTAL...BISHOP... INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT OR DANGEROUS ON SUNDAY ALONG HIGHWAY 395 IN THE OWENS VALLEY...ESPECIALLY FOR HIGH PROFILE VEHICLES. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$ MORGAN
068 WWUS75 KVEF 012252 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 252 PM PST SAT DEC 1 2012 .A STRONG STORM SYSTEM OVER THE EASTERN PACIFIC WILL MOVE THROUGH THE AREA SUNDAY. THIS WILL RESULT IN THE POTENTIAL FOR STRONG DOWNSLOPE WINDS ACROSS THE EASTERN SIERRA SLOPES AND OWENS VALLEY SUNDAY...ESPECIALLY IN THE AFTERNOON AND EARLY EVENING. ELSEWHERE ACROSS THE DESERTS...SOUTHWEST WINDS MAY PRODUCE AREAS OF BLOWING SAND AND DUST...MAKING DRIVING DIFFICULT. CAZ519-020700- /O.UPG.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ /O.NEW.KVEF.HW.W.0014.121202T1200Z-121203T0200Z/ EASTERN SIERRA SLOPES- INCLUDING...ASPENDELL...WHITNEY PORTAL 252 PM PST SAT DEC 1 2012 ...HIGH WIND WARNING IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WARNING FOR THE EASTERN SIERRA SLOPES...WHICH IS IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * WINDS: SUSTAINED WINDS OF 40 TO 50 MPH WITH GUSTS OF 60 TO 80 MPH POSSIBLE ON SUNDAY. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE LATE MORNING AND AFTERNOON HOURS. * LOCATIONS: ASPENDELL...LAKE SABRINA...WHITNEY PORTAL... MT WHITNEY * IMPACTS: TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH AND...OR GUSTS OF AT LEAST 70 MPH CAN LEAD TO PROPERTY DAMAGE. && $$ CAZ520-020700- /O.UPG.KVEF.HW.A.0016.121202T1200Z-121203T0400Z/ /O.NEW.KVEF.WI.Y.0049.121202T1200Z-121203T0200Z/ OWENS VALLEY- INCLUDING...BISHOP...INDEPENDENCE...LONE PINE... OLANCHA 252 PM PST SAT DEC 1 2012 ...WIND ADVISORY IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE OWENS VALLEY...WHICH IS IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * WINDS: SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS OF 55 MPH. STRONGER GUSTS ARE POSSIBLE NEAR CANYON OPENINGS. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE AFTERNOON HOURS. * LOCATIONS: BISHOP...INDEPENDENCE...LONE PINE...OLANCHA * IMPACTS: POWERFUL CROSSWINDS WILL MAKE TRAVEL DIFFICULT OR DANGEROUS ON SUNDAY ALONG HIGHWAY 395 IN THE OWENS VALLEY... ESPECIALLY FOR HIGH PROFILE VEHICLES. WINDS MAY QUICKLY SHIFT FROM AN EAST WIND TO A WEST WIND CAUSING DANGEROUS DRIVING CONDITIONS. BLOWING DUST WILL RESULT IN AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. TREES AND POWER LINES MAY BE BLOWN DOWN. LOOSE AND LIGHTWEIGHT OBJECTS OUTSIDE WILL BE BLOWN AWAY IF NOT SECURED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. && $$ CAZ521-020700- /O.NEW.KVEF.WI.Y.0049.121202T1200Z-121203T0200Z/ WHITE MOUNTAINS OF INYO COUNTY- 252 PM PST SAT DEC 1 2012 ...WIND ADVISORY IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE WHITE MOUNTAINS...WHICH IS IN EFFECT FROM 4 AM TO 6 PM PST SUNDAY. * WINDS: SUSTAINED WINDS OF 35 TO 45 MPH WITH GUSTS TO 60 MPH. STRONGER GUSTS ARE POSSIBLE NEAR CANYON OPENINGS. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP EARLY SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE DURING THE AFTERNOON HOURS. * LOCATIONS: WESTGARD PASS AND BRISTLECONE PINE * IMPACTS: WINDS CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR MOTORCYCLES AND HIGH PROFILE VEHICLES. USE EXTRA CAUTION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT CROSSWINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. && $$ CAZ522>524-NVZ017-019-020700- /O.NEW.KVEF.WI.Y.0049.121202T1800Z-121203T0600Z/ DEATH VALLEY NATIONAL PARK-WESTERN MOJAVE DESERT- EASTERN MOJAVE DESERT-WESTERN CLARK AND SOUTHERN NYE COUNTY- SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...FURNACE CREEK...SHOSHONE...BARSTOW... DAGGETT...FORT IRWIN...BAKER...MOUNTAIN PASS...MITCHELL CAVERNS... PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY... THE TOWN OF MT CHARLESTON...RED ROCK 252 PM PST SAT DEC 1 2012 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 10 PM PST SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE EASTERN AND WESTERN MOJAVE DESERT...WESTERN CLARK COUNTY...SOUTHERN NYE COUNTY AND THE SPRING MOUNTAINS...WHICH IS IN EFFECT FROM 10 AM TO 10 PM PST SUNDAY. * WINDS: SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS TO 50. * TIMING: STRONG WINDS ARE EXPECTED TO DEVELOP SUNDAY MORNING...CONTINUING THROUGH THE DAY BEFORE DIMINISHING LATE SUNDAY EVENING. THE STRONGEST WINDS WILL LIKELY BE FROM MID AFTERNOON THROUGH EARLY EVENING. * LOCATIONS: BARSTOW...FORT IRWIN...BAKER...MOUNTAIN PASS... PAHRUMP...INDIAN SPRINGS...DESERT ROCK...AMARGOSA VALLEY...DEATH VALLEY NATIONAL PARK...RED ROCK CANYON...AND MT CHARLESTON. * IMPACTS: WINDS ARE EXPECTED TO BE STRONG ENOUGH TO MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
What forecasters said that day
The local office's own words before this high wind watch 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 high wind watch went out at Nov 28, 9:37 AM PST, 5 hours 45 minutes earlier.
Area forecast discussion, Nov 28, 9:37 AM PST, 5 hours 45 minutes before
AREA FORECAST DISCUSSION UPDATE NATIONAL WEATHER SERVICE LAS VEGAS NV 937 AM PST WED NOV 28 2012 .SYNOPSIS...A SERIES OF STORM SYSTEMS WILL RESULT IN RAIN AND SNOW SHOWERS...ALONG WITH THE POSSIBILITY OF DOWNSLOPE WINDS ALONG THE EASTERN SLOPES OF THE SOUTHERN SIERRA TODAY...AND AGAIN AT TIMES FRIDAY THROUGH SUNDAY. THE REMAINDER OF THE FORECAST AREA WILL CONTINUE TO ENJOY MILD TEMPERATURES ALONG WITH SOME INCREASE IN WINDS. ON SUNDAY...THERE IS A BETTER CHANCE OF SEEING PRECIPITATION SPREAD EAST INTO THE GREAT BASIN. && .UPDATE...LATEST WATER VAPOR IMAGERY SHOWS THE AXIS OF THE SHORTWAVE TROUGH THAT WILL PASS OVER THE FORECAST TODAY CURRENTLY RIGHT ALONG THE CALIFORNIA COAST. MODEL INITIALIZATION OF THIS FEATURE WAS GOOD...AND NO MAJOR CHANGES WILL BE NEEDED THIS MORNING TO THE EXISTING FORECAST. THE MAIN FORECAST CONCERN CONTINUES TO BE THE THREAT OF DOWNSLOPE WINDS ALONG THE EASTERN SLOPES OF THE SOUTHERN SIERRA DURING TROUGH PASSAGE. LOCALLY RUN 4KM HI RES MODELS ARE NOT IN THE BEST AGREEMENT. MOST INDICATE STRONGER WINDS REMAINING ABOVE 5000 FEET...BUT ONE VERSION INDICATES DOWNSLOPE UP TO 45KTS EXTENDING BEYOND HIGHWAY 395 EARLY THIS EVENING. WILL BE MONITORING CLOSELY...BUT BASED OFF OF THIS MORNINGS SOUNDINGS AND UPSTREAM DATA...WILL HOLD OFF ON ISSUING ANY ADVISORIES FOR NOW. && .AVIATION...FOR MCCARRAN...WINDS UNDER 8 KTS FAVORING TYPICAL DIURNAL TRENDS ARE EXPECTED THROUGH MID-DAY. STRONGER SOUTHWESTERLY WINDS WILL BEGIN TO MIX TOWARDS THE SURFACE EARLY THIS AFTERNOON...THOUGH LATEST GUIDANCE IS NOT AS BULLISH WITH THE MIXING IN THE VALLEY. IF ENOUGH MIXING DOES OCCUR...EXPECT SOUTHWEST WINDS OF 10-15KTS WITH OCCASIONAL GUSTS TO AROUND 20-25KTS AFTER 21Z AND LAST INTO THURSDAY MORNING. FEW CLOUDS AOA 25K FEET THIS MORNING...BUT WILL INCREASE AND BECOME SCT-BKN THIS AFTERNOON. FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST CALIFORNIA...GENERALLY LIGHT WINDS ACROSS THE AREA THROUGH MID DAY...BUT WILL INCREASE DURING THE AFTERNOON FROM THE SOUTHWEST. MOST LOCATIONS WILL SEE WINDS IN THE 15-25KT RANGE WITH SOME LOCATIONS IN THE NORTHERN PORTIONS OF THE FORECAST AREA WILL SEE WIND GUSTS OVER 30KTS. FEW CLOUDS THIS MORNING AOA 25K FEET...BUT WILL INCREASE THIS AFTERNOON TO SCT-BKN OVER THE ENTIRE AREA. && .PREV DISCUSSION... 354 AM PST WED NOV 28 2012 .SHORT TERM...TODAY THROUGH FRIDAY NIGHT...MOSTLY CLEAR SKIES ACROSS THE AREA THIS MORNING WITH TEMPERATURES RUNNING SEVERAL DEGREES WARMER THAN 24 HOURS AGO. MODELS HAVE STAYED CONSISTENT IN THE OVERALL EVOLUTION OF THE TROUGH OVER THE EASTERN PACIFIC AND EVENTUAL IMPACTS FOR THE SOUTHERN GREAT BASIN AND MOJAVE DESERT. TODAY...SATELLITE SHOWS CLOUD TOPS COOLING AND RAPIDLY EXPANDING JUST ALONG THE CENTRAL AND NORTHERN CALIFORNIA COAST AHEAD OF POTENT SHORTWAVE NEAR 40N/130W. BRUNT OF PRECIPITATION WILL FALL ALONG THE CENTRAL AND NORTHERN CALIFORNIA COAST THIS MORNING. SHORTWAVE QUICKLY EJECTS INLAND ACROSS NORTHWEST NEVADA THIS AFTERNOON WITH SOUTHERN PORTION OF WAVE CLIPPING THE SOUTHERN SIERRA NEVADA THIS AFTERNOON AND EVENING BRINGING A QUICK SHOT OF PRECIPITATION AND WIND. HI RESOLUTION MODELS FROM LAST EVENING NOT AS AGGRESSIVE WITH WINDS ALONG THE EAST SLOPES OF THE SOUTHERN SIERRA AND PENETRATING INTO THE OWENS VALLEY THIS EVENING. IT WILL BECOME WINDY LATER TODAY BUT DECIDED AGAINST ISSUING ANY HEADLINE AS THE SIGNATURE WAS NOT AS IMPRESSIVE LOOKING. THE SNOW LEVEL WILL BE ABOVE 8000 FEET TODAY IN THE SOUTHERN SIERRA WITH ANY ACCUMULATION GREATER THAN 3 INCHES HAPPENING ABOVE 9000 FEET. THIS EVENING AND OVERNIGHT WINDS WILL INCREASE IN AND AROUND THE SPRING MOUNTAINS WITH SOME OF THOSE HIGH GUSTS AROUND 30 MPH BEING FELT IN THE SOUTHWEST AND WESTERN PART OF THE LAS VEGAS VALLEY. THURSDAY...A PERSISTENT ONSHORE FLOW SHOULD BE ENOUGH TO MAINTAIN LIGHT OROGRAPHIC PRECIPITATION ALONG THE WESTERN SLOPES OF THE SOUTHERN SIERRA WITH A LITTLE SPILLING OVER THE CREST ONTO THE EASTERN SLOPES. SIGNIFICANT RAIN WILL BE OCCURRING UNDER THE MOISTURE PLUME WHICH WILL BE TAKING DIRECT AIM ON NORTHWEST CALIFORNIA. FRIDAY...THE MOISTURE PLUME WILL START TO SAG SOUTH ON FRIDAY IN RESPONSE TO THE NEXT SHORTWAVE TROUGH MOVING INTO THE AREA. MODELS SIMILAR WORKING PRECIPITATION SOUTH INTO THE SOUTHERN SIERRA NEVADA FRIDAY AFTERNOON. THE SNOW LEVEL WILL BE AROUND 8000 FEET WITH QPF VALUES BETWEEN 0.25-0.40 INCHES...THAT WOULD TRANSLATE INTO 3 TO 5 INCHES. AN EVEN STRONGER ROUND OF WINDS IN THE LEE OF THE SOUTHERN SIERRA IS POSSIBLE WHICH WOULD IMPACT HIGHWAY 395. A HEADLINE MAY BE ISSUED IN THE NEXT 24 HOURS IF MODELS STAY CONSISTENT WHICH WOULD LEAD TO HIGHER FORECAST CONFIDENCE. TEMPERATURES WILL CONTINUE RUNNING 5 TO 10 DEGREES ABOVE NORMAL. .LONG TERM...SATURDAY THROUGH TUESDAY...A SERIES OF SHORTWAVES IS STILL EXPECTED TO AFFECT THE REGION THROUGH THE FIRST HALF OF THE EXTENDED PERIOD. SATURDAY WILL BE BASICALLY BETWEEN SHORTWAVES AS A ZONAL FLOW SETS UP OVER THE AREA. THIS WILL STILL ALLOW FOR PRECIPITATION TO AFFECT THE WEST COAST...BUT MAJORITY OF THE PRECIP WILL AFFECT THE WESTERN SIERRA AND MOST WILL REMAIN NORTH OF INYO COUNTY. ANOTHER AND STRONGER SHORTWAVE IS FORECAST TO MOVE INTO THE WEST COAST LATE SATURDAY NIGHT AND SUNDAY. THE MODELS HAVE BEEN IN DECENT AGREEMENT OVER THE PAST COUPLE OF RUNS AND IT LOOKS LIKE A FAIRLY SIGNIFICANT PRECIPITATION PRODUCER FOR MOST OF NORTHERN AND CENTRAL CALIFORNIA. IT LOOKS LIKE THE BRUNT OF THE PRECIPITATION WILL REACH INYO COUNTY LATE SUNDAY MORNING AND EARLY AFTERNOON. INITIALLY THERE IS NOT A LOT OF COLD AIR WITH THIS SHORTWAVE AND SNOW LEVELS LOOK TO START AROUND 8000 FEET...BUT THEN LOWER TO AROUND 6000 FEET BY LATE SUNDAY AFTERNOON. ITS POSSIBLE THAT SOME TYPE OF WINTER WEATHER PRODUCT WILL BE NEEDED FOR THE EASTERN SIERRA SLOPES SUNDAY AFTERNOON...BUT THAT WILL BE ADDRESSED AT A LATER TIME. ANOTHER CONCERN FOR THE EASTERN SIERRA WILL BE THE POTENTIAL FOR DOWNSLOPE WINDS SATURDAY NIGHT AND THEN AGAIN SUNDAY BEFORE THE PRECIPITATION ARRIVES. HIRES MODELS ARE INDICATING THE WINDS MAY EXCEED 50KTS APPROACHING THE OWENS VALLEY SO THIS TOO WILL NEED TO BE WATCHED CLOSELY. A COLD FRONT WILL THEN PUSH ACROSS THE AREA SUNDAY AFTERNOON AND REACH SOUTHERN NEVADA LATE SUNDAY NIGHT. MOST OF THE PRECIPITATION WILL STAY TO THE NORTH AND AFFECT AREAS OF NYE AND LINCOLN COUNTIES WITH ONLY SLIGHT CHANCE POPS AS FAR SOUTH AS THE SOUTHERN NEVADA MOUNTAINS. WINDS AHEAD OF THE FRONT WILL LIKELY BE INTO THE WINDY CATEGORY WITH SOME GUSTY NORTHWEST WINDS BEHIND THE FRONT. THERE IS NOT A LOT OF COLD AIR BEHIND THE FRONT...BUT HIGH TEMPERATURES ON MONDAY WILL LIKELY FALL ABOUT 5-7 DEGREES FROM SUNDAYS HIGHS...PUTTING US SLIGHTLY BELOW NORMAL. THE FRONT IS EXPECTED TO BE OUT OF THE AREA MONDAY WITH A DRY NORTHWEST FLOW OVER THE AREA THROUGH TUESDAY. SURFACE HIGH PRESSURE BUILDING TO THE NORTH WILL HELP CREATE GUSTY NORTH WINDS DOWN THE COLORADO RIVER MONDAY EVENING THROUGH TUESDAY MORNING...POTENTIALLY INTO ADVISORY LEVELS. && .VEF WATCHES/WARNINGS/ADVISORIES... NV...NONE. AZ...NONE. CA...NONE. && UPDATE...KENNEDY AVIATION...WOLCOTT PREV DISCUSSION...PIERCE/GORELOW HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Nov 28, 2:38 PM PST, 44 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAS VEGAS NV 238 PM PST WED NOV 28 2012 CAZ519-520-291345- EASTERN SIERRA SLOPES-OWENS VALLEY- 238 PM PST WED NOV 28 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CALIFORNIA. .DAY ONE...THIS AFTERNOON AND TONIGHT A DISTURBANCE MOVING ACROSS NORTHERN CALIFORNIA AND NORTHWEST NEVADA TONIGHT WILL RESULT IN INCREASED WINDS ALONG THE EAST SLOPES OF THE SOUTHERN SIERRA NEVADA...OWENS VALLEY AND WHITE MOUNTAINS. THE STRONGEST WINDS WILL OCCUR ALONG THE CREST AND EXPOSED RIDGES ABOVE 5000 FEET. WEST WINDS OF 15 TO 25 MPH WITH GUSTS UP TO 40 MPH ARE POSSIBLE BELOW CANYON OPENINGS. SNOW IS EXPECTED TO CONTINUE UNTIL 8 PM THIS EVENING...WITH SEVERAL INCHES OF NEW SNOW POSSIBLE AROUND 8500 FEET WITH UP TO 6 INCHES ABOVE 9500 FEET. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY MORE STRONG WINDS AND PRECIPITATION WILL OCCUR AT TIMES FRIDAY THROUGH SUNDAY. THE POTENTIAL EXISTS FOR STRONG DOWNSLOPE WINDS AT TIMES IN THE LEE OF THE SOUTHERN SIERRA FRIDAY MORNING THROUGH EARLY SUNDAY AFTERNOON...WITH STRONG WINDS EXTENDING BEYOND HIGHWAY 395 AT TIMES. A HIGH WIND WATCH HAS BEEN ISSUED. THE SNOW LEVEL WILL REMAIN ABOVE 7500 FEET THROUGH THE WEEKEND WITH ANY NEW SNOW ACCUMULATIONS BEING RELEGATED TO ELEVATION ABOVE 8000 FEET. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. AZZ001>003-036-CAZ521>527-NVZ014>022-291345- NORTHWEST PLATEAU-LOWER COLORADO RIVER VALLEY-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-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- 238 PM PST WED NOV 28 2012 /338 PM MST WED NOV 28 2012/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA...CALIFORNIA AND SOUTHERN NEVADA. .DAY ONE...THIS AFTERNOON AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY AS A SERIES OF WEATHER DISTURBANCES MOVE THROUGH THE WESTERN STATES SOUTH TO SOUTHWEST WINDS WILL INCREASE AT TIMES IN AND AROUND THE MOUNTAINS. ON SUNDAY...LIGHT PRECIPITATION WILL ADVANCE FURTHER EAST INTO THE GREAT BASIN AND MOJAVE DESERT. MUCH OF THE PRECIPITATION WILL FALL AS RAIN AS SNOW LEVELS ARE FORECAST TO REMAIN ABOVE 8000 FEET. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. HOWEVER... SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
Nearby
High Wind Watches in California, 2012Every high wind watch in 2012
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.