Alert archive / California / High Wind Watches in 2011
High Wind Watch 13, NWS Las Vegas, NV
NWS Las Vegas, NV issued this high wind watch at Apr 17, 2011, 3:23 AM PDT for Inyo County, California. It took effect at Apr 18, 2011, 2:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 17, 2011, 3:23 AM PDT (10:23 UTC)
- In effect from
- Apr 18, 2011, 2:00 AM PDT
- Expired
- Apr 17, 2011, 3:16 PM PDT
- In force
- Issued by
- NWS Las Vegas, NV
County Inyo County, CA
The nearest sounding before it
Las Vegas, NV (KVEF), launched 00:00Z, 10.4 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
- 3652 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
255 WWUS75 KVEF 171023 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 323 AM PDT SUN APR 17 2011 ...A PACIFIC STORM MOVING OVER THE AREA TONIGHT AND MONDAY MAY PRODUCE VERY STRONG AND GUSTY DOWNSLOPE WINDS... CAZ519-180000- /O.NEW.KVEF.HW.A.0013.110418T0900Z-110419T0000Z/ EASTERN SIERRA SLOPES- INCLUDING...ASPENDELL...WHITNEY PORTAL 323 AM PDT SUN APR 17 2011 ...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WATCH FOR THE EASTERN SIERRA SLOPES...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON. * WINDS: WEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 70 MPH ARE POSSIBLE. * TIMING: WINDS WILL INCREASE AFTER MIDNIGHT AND THEN CONTINUE STRONG AND GUSTY THROUGH MONDAY AFTERNOON. THE STRONGEST WINDS ARE EXPECTED FROM 4 AM MONDAY MORNING THROUGH 1 PM MONDAY AFTERNOON. * LOCATIONS: ASPENDELL AND HIGHWAYS LEADING UP THE EASTERN SIERRA SLOPES. * IMPACTS: RESIDENCES AND TRAVELERS ALONG HIGHWAY 168 SHOULD BE AWARE OF THE POSSIBILITY OF THESE WINDS. SECURE ANY LOOSE OUTDOOR OBJECTS AND BE AWARE THAT STRONG CROSS WINDS AND LOWER VISIBILITIES MAY BE ENCOUNTERED IF THESE WINDS DEVELOP. 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. && $$ CAZ520-180000- /O.NEW.KVEF.HW.A.0013.110418T1600Z-110419T0000Z/ OWENS VALLEY- INCLUDING...BISHOP...INDEPENDENCE...LONE PINE... OLANCHA 323 AM PDT SUN APR 17 2011 ...HIGH WIND WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WATCH FOR THE OWENS VALLEY...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON. * WINDS: WEST WINDS 15 TO 25 MPH WITH GUSTS TO NEAR 60 MPH ARE POSSIBLE OVER THE WESTERN PORTION OF THE VALLEY. GUSTS TO OVER 40 MPH ARE POSSIBLE ACROSS THE CENTRAL AND EASTERN PORTION OF THE VALLEY. * TIMING: WINDS WILL INCREASE EARLY MONDAY MORNING AND THEN CONTINUE THROUGH THE AFTERNOON. THE STRONGEST WINDS ARE EXPECTED TO BE BETWEEN 11 AM MONDAY MORNING THROUGH 4 PM MONDAY AFTERNOON. * LOCATIONS: THE STRONGEST WINDS WILL MAINLY BE WEST OF HIGHWAY 395...ESPECIALLY NEAR THE WESTERN FOOTHILLS AND CANYON OPENINGS. HOWEVER BISHOP...INDEPENCENCE AND LONE PINE MAY SEE STRONG AND GUSTY WINDS ALSO. * IMPACTS: PEOPLE TRAVELING INTO THE EASTERN SIERRA FOOTHILLS AND PERSONS ALONG HIGHWAY 395 SHOULD BE AWARE THAT THESE WINDS MAY DEVELOP ON MONDAY. STRONG CROSSWINDS MAY CREATE HAZARDOUS DRIVING CONDITIONS WHILE VISIBILITIES MAY RAPIDLY LOWER IN BLOWING SAND AND DUST. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH AND...OR GUSTS OF 58 MPH OR STRONGER MAY OCCUR IN THE WATCH AREA. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. && $$
1 follow-up statement
749 WWUS75 KVEF 172216 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 316 PM PDT SUN APR 17 2011 ...A PACIFIC STORM MOVING OVER THE AREA LATE TONIGHT AND MONDAY WILL PRODUCE STRONG AND GUSTY DOWNSLOPE WINDS IN THE EASTERN SIERRA ALONG WITH GUSTY SOUTHWEST WINDS OVER PORTIONS OF SAN BERNARDINO COUNTY... CAZ519-180600- /O.UPG.KVEF.HW.A.0013.110418T0900Z-110419T0000Z/ /O.NEW.KVEF.HW.W.0012.110418T0900Z-110419T0000Z/ EASTERN SIERRA SLOPES- INCLUDING...ASPENDELL...WHITNEY PORTAL 316 PM PDT SUN APR 17 2011 ...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 5 PM PDT MONDAY ABOVE 5000 FEET... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WARNING FOR THE EASTERN SIERRA SLOPES...WHICH IS IN EFFECT FROM 2 AM TO 5 PM PDT MONDAY. THIS WARNING REPLACES THE HIGH WIND WATCH. * WINDS: WEST WINDS 40 TO 50 MPH WITH GUSTS OVER 70 MPH. * TIMING: WINDS WILL INCREASE AFTER MIDNIGHT AND THEN CONTINUE STRONG AND GUSTY THROUGH MONDAY AFTERNOON. THE STRONGEST WINDS ARE EXPECTED EARLY MONDAY MORNING AND AGAIN LATE MONDAY AFTERNOON. * LOCATIONS: ASPENDELL AND HIGHWAYS LEADING UP THE EASTERN SIERRA SLOPES. * IMPACTS: RESIDENCES AND TRAVELERS ALONG HIGHWAY 168 SHOULD BE AWARE OF THE POSSIBILITY OF THESE WINDS. SECURE ANY LOOSE OUTDOOR OBJECTS AND BE AWARE THAT STRONG CROSS WINDS AND LOWER VISIBILITIES MAY BE ENCOUNTERED IF THESE WINDS DEVELOP. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE. && $$ CAZ520-180600- /O.UPG.KVEF.HW.A.0013.110418T1600Z-110419T0000Z/ /O.NEW.KVEF.WI.Y.0025.110418T1900Z-110419T0300Z/ OWENS VALLEY- INCLUDING...BISHOP...INDEPENDENCE...LONE PINE... OLANCHA 316 PM PDT SUN APR 17 2011 ...WIND ADVISORY IN EFFECT FROM NOON TO 8 PM PDT MONDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE OWENS VALLEY...WHICH IS IN EFFECT FROM NOON TO 8 PM PDT MONDAY. THIS ADVISORY REPLACES THE HIGH WIND WATCH. * WINDS: WEST WINDS 25 TO 35 MPH WITH GUSTS TO OVER 50 MPH ARE POSSIBLE OVER THE WESTERN PORTION OF THE VALLEY. GUSTS TO OVER 40 MPH ARE POSSIBLE ACROSS THE CENTRAL AND EASTERN PORTION OF THE VALLEY. * TIMING: WINDS WILL INCREASE EARLY MONDAY MORNING AND THEN CONTINUE THROUGH THE AFTERNOON. THE STRONGEST WINDS ARE EXPECTED TO BE BETWEEN 3 PM AND 7 PM MONDAY AFTERNOON. * LOCATIONS: THE STRONGEST WINDS WILL MAINLY BE WEST OF HIGHWAY 395...ESPECIALLY NEAR THE WESTERN FOOTHILLS AND CANYON OPENINGS. HOWEVER BISHOP...INDEPENDENCE AND LONE PINE MAY SEE STRONG AND GUSTY WINDS. * IMPACTS: PEOPLE TRAVELING INTO THE EASTERN SIERRA FOOTHILLS AND PERSONS ALONG HIGHWAY 395 SHOULD BE AWARE THAT THESE WINDS MAY DEVELOP ON MONDAY. STRONG CROSSWINDS MAY CREATE HAZARDOUS DRIVING CONDITIONS WHILE VISIBILITIES MAY RAPIDLY LOWER IN BLOWING SAND AND DUST. PRECAUTIONARY/PREPAREDNESS ACTIONS... DRIVERS OF MOTORCYLES...VANS...CAMPERS...TRAILERS...AND ANY HIGH- PROFILE VEHICLE SHOULD BE ALERT TO THE DANGER OF THESE WINDS...ESPECIALLY WHEN DRIVING ALONG HIGHWAY 395. && $$ CAZ523-524-180600- /O.NEW.KVEF.WI.Y.0025.110418T1900Z-110419T1000Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT- INCLUDING...BARSTOW...DAGGETT...FORT IRWIN...BAKER... MOUNTAIN PASS...MITCHELL CAVERNS 316 PM PDT SUN APR 17 2011 ...WIND ADVISORY IN EFFECT FROM NOON MONDAY TO 3 AM PDT TUESDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY FOR THE MOJAVE DESERT IN CALIFORNIA...WHICH IS IN EFFECT FROM NOON MONDAY TO 3 AM PDT TUESDAY. * WINDS: WEST WINDS 25 TO 35 MPH WITH GUSTS TO AROUND 50 MPH ARE POSSIBLE OVER WESTERN AND NORTHERN SAN BERNARDINO COUNTY. * TIMING: WINDS WILL INCREASE MONDAY MORNING AND CONTINUE INTO EARLY TUESDAY MORNING. * LOCATIONS: BARSTOW...BAKER...FORT IRWIN. * IMPACTS: 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. PRECAUTIONARY/PREPAREDNESS ACTIONS... DRIVERS...ESPECIALLY OF HIGH PROFILE VEHICLES... SHOULD USE CAUTION AND REMAIN ALERT FOR SUDDEN GUSTS OR CROSS WINDS AND AREAS OF REDUCED VISIBILITY. && $$
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 3:16 PM PDT | High Wind Warning | VEF | Inyo | 29 hr |
| Apr 17, 3:16 PM PDT | Wind Advisory | VEF | Inyo, San Bernardino | 36 hr |
Nearby
High Wind Watches in California, 2011Every high wind watch 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.