Alert archive / Nevada / High Wind Watches in 2009
High Wind Watch 3, NWS Las Vegas, NV
NWS Las Vegas, NV issued this high wind watch at Mar 20, 2009, 2:51 PM PDT for Clark County, Lincoln County, Nye County, Nevada; San Bernardino County, California. It took effect at Mar 22, 2009, 12:00 AM PDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 20, 2009, 2:51 PM PDT (21:51 UTC)
- In effect from
- Mar 22, 2009, 12:00 AM PDT
- Expired
- Mar 21, 2009, 3:51 PM PDT
- In force
- Issued by
- NWS Las Vegas, NV
Counties San Bernardino County, CA, Clark County, NV, Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 128 km from the middle of the area, began a volume at 21:51 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.
The nearest sounding before it
Mercury/Desert R, NV (KDRA), launched 12:00Z, 9.9 hours before the alert went out and 33 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
- 2786 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS75 KVEF 202151 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 251 PM PDT FRI MAR 20 2009 .A POWERFUL PACIFIC STORM WILL BRING THE POTENTIAL FOR HIGH WINDS TO THE MOJAVE DESERT AND SOUTHERN NEVADA MOUNTAINS LATE IN THE WEEKEND. NVZ018-019-211200- /O.NEW.KVEF.HW.A.0003.090322T0700Z-090323T0000Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 251 PM PDT FRI MAR 20 2009 ...HIGH WIND WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WATCH FOR THE EAST FACING SLOPES OF THE SPRING MOUNTAINS AND RED ROCK CANYON...WHICH IS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY AFTERNOON. FAVORABLE CONDITIONS FOR STRONG DOWNSLOPE WINDS WILL DEVELOP ALONG THE EASTERN SLOPES OF THE SPRING MOUNTAINS LATE SATURDAY NIGHT THROUGH SUNDAY. THIS WILL LEAD TO WEST WINDS POSSIBLY GUSTING OVER 60 MPH IN SOME SECTIONS OF THE SPRING MOUNTAINS...INCLUDING RED ROCK CANYON. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION CONCERNING THIS POTENTIALLY HAZARDOUS HIGH WIND EVENT. $$ CAZ523>526-211200- /O.NEW.KVEF.HW.A.0003.090322T2000Z-090323T0700Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER... MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY... JOSHUA TREE...TWENTYNINE PALMS 251 PM PDT FRI MAR 20 2009 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WATCH FOR THE SAN BERNARDINO COUNTY DESERTS...WHICH IS IN EFFECT FROM SUNDAY AFTERNOON THROUGH SUNDAY EVENING. WEST WINDS WILL INCREASE SUNDAY WITH SUSTAINED SPEEDS POTENTIALLY EXCEEDING 40 MPH AND GUSTS OVER 58 MPH ACROSS THE SAN BERNARDINO COUNTY DESERTS SUNDAY AFTERNOON THROUGH SUNDAY EVENING. THESE CONDITIONS WOULD PRODUCE WIDESPREAD BLOWING DUST AND HAZARDOUS DRIVING CONDITIONS...ESPECIALLY FOR HIGH PROFILE VEHICLES. A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. $$ JA
4 follow-up statements
000 WWUS75 KVEF 210503 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1003 PM PDT FRI MAR 20 2009 .A POWERFUL PACIFIC STORM WILL BRING THE POTENTIAL FOR HIGH WINDS TO THE MOJAVE DESERT AND SOUTHERN NEVADA MOUNTAINS LATE IN THE WEEKEND. NVZ015-017-211400- /O.NEW.KVEF.WI.Y.0010.090321T1800Z-090322T0400Z/ /O.NEW.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO... ALAMO...RACHEL...PAHRUMP...INDIAN SPRINGS...DESERT ROCK... AMARGOSA VALLEY 1003 PM PDT FRI MAR 20 2009 ...WIND ADVISORY IN EFFECT FROM 11 AM TO 9 PM PDT SATURDAY... ...WIND ADVISORY IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 9 PM PDT SATURDAY. A WIND ADVISORY HAS ALSO BEEN ISSUED. THIS WIND ADVISORY IS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY. A STRONG AREA OF LOW PRESSURE CURRENTLY LOCATED OFF THE PACIFIC NORTHWEST COAST WILL MOVE SOUTHWARD TOWARD THE REGION ON SATURDAY. STRONGER WINDS WILL BEGIN TO DEVELOP AHEAD OF THIS SYSTEM LATE SATURDAY MORNING AND PERSIST INTO THE EVENING HOURS WITH WIND GUSTS OF 45 MPH OUT OF THE SOUTH TO SOUTHWEST EXPECTED. WINDS WILL DECREASE ON SATURDAY EVENING...BUT WILL REDEVELOP SUNDAY MORNING. SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH WILL BE EXPECTED ONCE AGAIN. 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. $$ NVZ014-211400- /O.NEW.KVEF.WI.Y.0010.090321T1800Z-090322T0400Z/ ESMERALDA AND CENTRAL NYE COUNTY- INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER 1003 PM PDT FRI MAR 20 2009 ...WIND ADVISORY IN EFFECT FROM 11 AM TO 9 PM PDT SATURDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 9 PM PDT SATURDAY. A STRONG AREA OF LOW PRESSURE CURRENTLY LOCATED OFF THE PACIFIC NORTHWEST COAST WILL MOVE SOUTHWARD TOWARD THE REGION ON SATURDAY. SOUTHWEST WINDS WILL BEGIN TO DEVELOP AHEAD OF THIS SYSTEM LATE SATURDAY MORNING AND PERSIST INTO THE EVENING HOURS. WIND SPEEDS OF 25 TO 35 MPH WITH WIND GUSTS OF 45 MPH ARE EXPECTED ACROSS THE AREA. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ AZZ001>003-036-CAZ519>522-527-NVZ016-020>022-211400- /O.NEW.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-SAN BERNARDINO COUNTY- UPPER COLORADO RIVER VALLEY-NORTHEAST CLARK COUNTY- LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY- INCLUDING THE CITIES OF...COLORADO CITY... PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL... WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN... GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS... VALENTINE...WIKIEUP...ASPENDELL...MT WHITNEY...BISHOP... INDEPENDENCE...LONE PINE...FURNACE CREEK...STOVEPIPE WELLS... SHOSHONE...TECOPA...NEEDLES...MESQUITE...OVERTON...MOAPA... LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY... LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN... SEARCHLIGHT...CAL-NEV-ARI 1003 PM PDT FRI MAR 20 2009 /1003 PM MST FRI MAR 20 2009/ ...WIND ADVISORY IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY. A STRONG AREA OF LOW PRESSURE CURRENTLY LOCATED OFF THE PACIFIC NORTHWEST COAST WILL MOVE SOUTHWARD TOWARD THE REGION ON SATURDAY AND WILL THEN PUSH ACROSS SOUTHERN NEVADA ON SUNDAY EVENING. STRONG SOUTHWEST WINDS WILL DEVELOP AHEAD OF THIS SYSTEM SUNDAY MORNING AND PERSIST INTO THE EVENING HOURS. WIND SPEEDS OF 25 TO 35 MPH WITH WIND GUSTS UP TO 50 MPH ARE EXPECTED. 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. $$ CAZ523>526-211400- /O.EXT.KVEF.HW.A.0003.090322T1600Z-090323T0700Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER... MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY... JOSHUA TREE...TWENTYNINE PALMS 1003 PM PDT FRI MAR 20 2009 ...HIGH WIND WATCH NOW IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... THE HIGH WIND WATCH IS NOW IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING. WEST WINDS WILL INCREASE SUNDAY WITH SUSTAINED SPEEDS POTENTIALLY EXCEEDING 40 MPH AND GUSTS TO 65 MPH ACROSS THE SAN BERNARDINO COUNTY DESERTS SUNDAY AFTERNOON THROUGH SUNDAY EVENING. THESE CONDITIONS WOULD PRODUCE WIDESPREAD BLOWING DUST AND HAZARDOUS DRIVING CONDITIONS...ESPECIALLY FOR HIGH PROFILE VEHICLES. A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. $$ NVZ018-019-211400- /O.CON.KVEF.HW.A.0003.090322T0700Z-090323T0000Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1003 PM PDT FRI MAR 20 2009 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY AFTERNOON... A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY AFTERNOON. FAVORABLE CONDITIONS FOR STRONG DOWNSLOPE WINDS WILL DEVELOP ALONG THE EASTERN SLOPES OF THE SPRING MOUNTAINS LATE SATURDAY NIGHT THROUGH SUNDAY. THIS WILL LEAD TO WEST WINDS POSSIBLY GUSTING OVER 60 MPH IN SOME SECTIONS OF THE SPRING MOUNTAINS... INCLUDING RED ROCK CANYON. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION CONCERNING THIS POTENTIALLY HAZARDOUS HIGH WIND EVENT. $$
000 WWUS75 KVEF 211146 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 446 AM PDT SAT MAR 21 2009 .A POWERFUL PACIFIC STORM WILL BRING THE POTENTIAL FOR HIGH WINDS TO THE MOJAVE DESERT AND SOUTHERN NEVADA MOUNTAINS LATE IN THE WEEKEND. NVZ015-017-211815- /O.CON.KVEF.WI.Y.0010.090321T1800Z-090322T0400Z/ /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO... ALAMO...RACHEL...PAHRUMP...INDIAN SPRINGS...DESERT ROCK... AMARGOSA VALLEY 446 AM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT THIS EVENING... ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY... A WIND ADVISORY REMAINS IN EFFECT FOR LINCOLN...SOUTHERN NYE AND WESTERN CLARK COUNTIES FROM 11 AM THIS MORNING TO 9 PM PDT THIS EVENING. A WIND ADVISORY REMAINS IN EFFECT FOR THE SAME AREA FROM 9 AM TO 9 PM PDT SUNDAY. STRONG SOUTH TO SOUTHWEST WINDS WILL BEGIN TO DEVELOP LATE THIS MORNING AND PERSIST INTO THE EVENING HOURS. GUSTS AROUND 45 MPH ARE EXPECTED. THE WINDS WILL DECREASE THIS EVENING...BUT REDEVELOP SUNDAY MORNING. SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH CAN BE EXPECTED AGAIN ON SUNDAY. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ NVZ014-211815- /O.CON.KVEF.WI.Y.0010.090321T1800Z-090322T0400Z/ ESMERALDA AND CENTRAL NYE COUNTY- INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER 446 AM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM PDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT FOR ESMERALDA AND CENTRAL NYE COUNTIES FROM 11 AM THIS MORNING TO 9 PM PDT THIS EVENING. STRONG SOUTHWEST WINDS WILL BEGIN TO DEVELOP LATE THIS MORNING AND PERSIST INTO THE EVENING HOURS. SPEEDS OF 25 TO 35 MPH WITH GUSTS OF 45 MPH ARE EXPECTED. 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. $$ AZZ001>003-036-CAZ519>522-527-NVZ016-020>022-211815- /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-SAN BERNARDINO COUNTY- UPPER COLORADO RIVER VALLEY-NORTHEAST CLARK COUNTY- LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY- INCLUDING THE CITIES OF...COLORADO CITY... PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL... WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN... GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS... VALENTINE...WIKIEUP...ASPENDELL...MT WHITNEY...BISHOP... INDEPENDENCE...LONE PINE...FURNACE CREEK...STOVEPIPE WELLS... SHOSHONE...TECOPA...NEEDLES...MESQUITE...OVERTON...MOAPA... LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY... LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN... SEARCHLIGHT...CAL-NEV-ARI 446 AM PDT SAT MAR 21 2009 /446 AM MST SAT MAR 21 2009/ ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY... A WIND ADVISORY REMAINS IN EFFECT FOR INYO...MOHAVE AND MUCH OF CLARK COUNTY AS WELL AS THE COLORADO RIVER VALLEY FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY. STRONG SOUTHWEST WINDS WILL DEVELOP SUNDAY MORNING AND PERSIST INTO THE EVENING HOURS. SPEEDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH ARE EXPECTED. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ NVZ018-019-211815- /O.CON.KVEF.HW.A.0003.090322T0700Z-090323T0000Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 446 AM PDT SAT MAR 21 2009 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON... A HIGH WIND WATCH REMAINS IN EFFECT FOR THE CLARK COUNTY MOUNTAINS FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON. FAVORABLE CONDITIONS FOR STRONG DOWNSLOPE WINDS WILL DEVELOP ALONG THE EASTERN SLOPES OF THE SPRING MOUNTAINS AND SHEEP RANGE LATE TONIGHT THROUGH SUNDAY. WEST WINDS COULD GUST OVER 60 MPH IN SOME SECTIONS OF THE SPRING MOUNTAINS...INCLUDING RED ROCK CANYON. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION CONCERNING THIS POTENTIALLY HAZARDOUS HIGH WIND EVENT. $$ CAZ523>526-211815- /O.CON.KVEF.HW.A.0003.090322T1600Z-090323T0700Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER... MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY... JOSHUA TREE...TWENTYNINE PALMS 446 AM PDT SAT MAR 21 2009 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... A HIGH WIND WATCH REMAINS IN EFFECT FOR THE SAN BERNARDINO COUNTY DESERTS FROM SUNDAY MORNING THROUGH SUNDAY EVENING. VERY STRONG WEST WINDS ARE EXPECTED ON SUNDAY. SPEEDS COULD EXCEED 40 MPH AND GUSTS COULD REACH 70 MPH ACROSS THE SAN BERNARDINO COUNTY DESERTS SUNDAY AFTERNOON THROUGH SUNDAY EVENING. THE WINDS COULD PRODUCE WIDESPREAD BLOWING DUST AND HAZARDOUS DRIVING CONDITIONS...ESPECIALLY FOR HIGH PROFILE VEHICLES. A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. $$ MORGAN
000 WWUS75 KVEF 211803 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1103 AM PDT SAT MAR 21 2009 .A POWERFUL PACIFIC STORM WILL BRING THE POTENTIAL FOR HIGH WINDS TO THE MOJAVE DESERT AND SOUTHERN NEVADA MOUNTAINS ON SUNDAY. NVZ015-017-220100- /O.CON.KVEF.WI.Y.0010.000000T0000Z-090322T0400Z/ /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO... ALAMO...RACHEL...PAHRUMP...INDIAN SPRINGS...DESERT ROCK... AMARGOSA VALLEY 1103 AM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING. A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY FOR LINCOLN COUNTY...WESTERN CLARK AND SOUTHERN NYE COUNTY. STRONG SOUTH TO SOUTHWEST WINDS GUSTING TO OVER 40 MPH WILL CONTINUE ACROSS THE AREA THROUGH THE REMAINDER OF THE DAY. THESE WINDS WILL THEN DECREASE THIS EVENING...BUT REDEVELOP SUNDAY MORNING. SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH CAN BE EXPECTED AGAIN ON SUNDAY. 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. $$ NVZ014-220100- /O.CON.KVEF.WI.Y.0010.000000T0000Z-090322T0400Z/ ESMERALDA AND CENTRAL NYE COUNTY- INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER 1103 AM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR ESMERALDA AND CENTRAL NYE COUNTY. STRONG SOUTHWEST WINDS BETWEEN 20 AND 30 MPH WITH GUSTS TO OVER 40 MPH WILL CONTINUE INTO THE EARLY EVENING BEFORE DECREASING OVERNIGHT. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ AZZ001>003-036-CAZ519>522-527-NVZ016-020>022-220100- /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-SAN BERNARDINO COUNTY- UPPER COLORADO RIVER VALLEY-NORTHEAST CLARK COUNTY- LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY- INCLUDING THE CITIES OF...COLORADO CITY... PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL... WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN... GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS... VALENTINE...WIKIEUP...ASPENDELL...MT WHITNEY...BISHOP... INDEPENDENCE...LONE PINE...FURNACE CREEK...STOVEPIPE WELLS... SHOSHONE...TECOPA...NEEDLES...MESQUITE...OVERTON...MOAPA... LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY... LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN... SEARCHLIGHT...CAL-NEV-ARI 1103 AM PDT SAT MAR 21 2009 /1103 AM MST SAT MAR 21 2009/ ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY FOR INYO...MOHAVE AND MUCH OF CLARK COUNTY AS WELL AS THE COLORADO RIVER VALLEY. STRONG SOUTHWEST WINDS WILL DEVELOP SUNDAY MORNING AND PERSIST INTO THE EVENING HOURS. SPEEDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH ARE EXPECTED. 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. $$ NVZ018-019-220100- /O.CON.KVEF.HW.A.0003.090322T0700Z-090323T0000Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 1103 AM PDT SAT MAR 21 2009 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON... A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON FOR THE SHEEP RANGE...SPRING MOUNTAINS AND RED ROCK CANYON. FAVORABLE CONDITIONS FOR STRONG DOWNSLOPE WINDS WILL DEVELOP ALONG THE EASTERN SLOPES OF THE SPRING MOUNTAINS AND SHEEP RANGE LATE TONIGHT THROUGH SUNDAY. WEST WINDS COULD GUST OVER 60 MPH IN SOME SECTIONS OF THE SPRING MOUNTAINS...INCLUDING RED ROCK CANYON. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION CONCERNING THIS POTENTIALLY HAZARDOUS HIGH WIND EVENT. $$ CAZ523>526-220100- /O.CON.KVEF.HW.A.0003.090322T1600Z-090323T0700Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER... MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY... JOSHUA TREE...TWENTYNINE PALMS 1103 AM PDT SAT MAR 21 2009 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... A HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING FOR THE WESTERN MOJAVE DESERT...EASTERN MOJAVE DESERT...MORONGO BASIN...AND THE CADIZ BASIN. VERY STRONG WEST WINDS ARE EXPECTED ON SUNDAY. SPEEDS COULD EXCEED 40 MPH AND GUSTS COULD REACH 70 MPH ACROSS THE SAN BERNARDINO COUNTY DESERTS SUNDAY AFTERNOON THROUGH SUNDAY EVENING. THE WINDS COULD PRODUCE WIDESPREAD BLOWING DUST AND HAZARDOUS DRIVING CONDITIONS...ESPECIALLY FOR HIGH PROFILE VEHICLES. A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. CONTINUE TO MONITOR FORECASTS FOR THE LATEST INFORMATION. $$
000 WWUS75 KVEF 212251 NPWVEF URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 351 PM PDT SAT MAR 21 2009 .A STRONG PACIFIC STORM WILL BRING WINDY TO VERY WINDY CONDITIONS TO PORTIONS OF THE MOJAVE DESERT...SOUTHERN NEVADA AND NORTHWEST ARIZONA TONIGHT AND SUNDAY. NVZ018-019-220700- /O.UPG.KVEF.HW.A.0003.090322T0700Z-090323T0000Z/ /O.NEW.KVEF.HW.W.0002.090322T0300Z-090322T1800Z/ SHEEP RANGE-SPRING MOUNTAINS-RED ROCK CANYON- INCLUDING...THE TOWN OF MT CHARLESTON 351 PM PDT SAT MAR 21 2009 ...HIGH WIND WARNING IN EFFECT FROM 8 PM THIS EVENING TO 11 AM PDT SUNDAY... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 8 PM THIS EVENING TO 11 AM PDT SUNDAY FOR THE SHEEP RANGE...SPRING MOUNTAINS...AND RED ROCK CANYON. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. CONDITIONS ARE FAVORABLE FOR STRONG AND GUSTY DOWNSLOPE WINDS TO FORM ALONG THE EASTERN SLOPES OF THE SPRING MOUNTAINS AND SHEEP RANGE AND INTO THE RED ROCK AREA EARLY THIS EVENING AND CONTINUING INTO LATE SUNDAY MORNING. THIS WILL ALLOW FOR LOCAL WEST WIND GUSTS TO 60 MPH OR GREATER TO BE SEEN ACROSS THE AREA. A HIGH WIND WARNING MEANS THAT A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH AND...OR GUSTS OF AT LEAST 58 MPH CAN LEAD TO PROPERTY DAMAGE. $$ CAZ523>526-220700- /O.UPG.KVEF.HW.A.0003.090322T1600Z-090323T0700Z/ /O.NEW.KVEF.HW.W.0002.090322T1600Z-090323T0700Z/ WESTERN MOJAVE DESERT-EASTERN MOJAVE DESERT-MORONGO BASIN- CADIZ BASIN- INCLUDING THE CITIES OF...BARSTOW...DAGGETT...FT IRWIN...BAKER... MOJAVE NATIONAL PRESERVE...MORONGO VALLEY...YUCCA VALLEY... JOSHUA TREE...TWENTYNINE PALMS 351 PM PDT SAT MAR 21 2009 ...HIGH WIND WARNING IN EFFECT FROM 9 AM SUNDAY TO MIDNIGHT PDT SUNDAY NIGHT... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 9 AM SUNDAY TO MIDNIGHT PDT SUNDAY NIGHT FOR THE WESTERN MOJAVE DESERT...EASTERN MOJAVE DESERT...MORONGO BASIN...AND THE CADIZ BASIN. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. VERY STRONG WEST WINDS ARE EXPECTED TO FORM ON SUNDAY AS A PACIFIC STORM MOVES OVER THE AREA. WIND SPEEDS COULD EXCEED 40 MPH...WHILE GUSTS OF 60 TO 70 MPH WILL NOT BE UNCOMMON ACROSS THE SAN BERNARDINO COUNTY DESERTS BY SUNDAY AFTERNOON BEFORE DECREASING SUNDAY NIGHT. THESE WINDS COULD PRODUCE WIDESPREAD BLOWING DUST AND HAZARDOUS DRIVING CONDITIONS. THE STRONG WINDS WILL ESPECIALLY BE HAZARDOUS TO HIGH PROFILE VEHICLES. 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. $$ NVZ015-017-220700- /O.CON.KVEF.WI.Y.0010.000000T0000Z-090322T0400Z/ /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ LINCOLN COUNTY-WESTERN CLARK AND SOUTHERN NYE COUNTY- INCLUDING THE CITIES OF...CALIENTE...PIOCHE...PANACA...HIKO... ALAMO...RACHEL...PAHRUMP...INDIAN SPRINGS...DESERT ROCK... AMARGOSA VALLEY 351 PM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING. A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM TO 9 PM PDT SUNDAY FOR LINCOLN COUNTY...WESTERN CLARK AND SOUTHERN NYE COUNTY. STRONG SOUTH TO SOUTHWEST WINDS GUSTING TO OVER 40 MPH WILL CONTINUE ACROSS THE AREA THROUGH THE REMAINDER OF THE AFTERNOON BEFORE DECREASING OVERNIGHT. HOWEVER WINDS ARE EXPECTED TO REDEVELOP SUNDAY MORNING WITH SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH ONCE AGAIN SUNDAY MORNING THROUGH SUNDAY EVENING. THE WINDS WILL THEN DECREASE SUNDAY NIGHT AS A COLD FRONT MOVES ACROSS THE AREA. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ NVZ014-220400- /O.CON.KVEF.WI.Y.0010.000000T0000Z-090322T0400Z/ ESMERALDA AND CENTRAL NYE COUNTY- INCLUDING THE CITIES OF...BEATTY...GOLDFIELD...SILVER PEAK...DYER 351 PM PDT SAT MAR 21 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR ESMERALDA AND CENTRAL NYE COUNTY. STRONG SOUTHWEST WINDS BETWEEN 20 AND 30 MPH WITH GUSTS TO OVER 40 MPH HAVE BEEN REPORTED THROUGHOUT THE AFTERNOON ACROSS THE AREA. THE WINDS WILL CONTINUE INTO THE EVENING HOURS BEFORE DECREASING OVERNIGHT. 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. $$ AZZ001>003-036-CAZ519>522-527-NVZ016-020>022-220700- /O.CON.KVEF.WI.Y.0011.090322T1600Z-090323T0400Z/ NORTHWEST PLATEAU-LAKE HAVASU AND FORT MOHAVE-NORTHWEST DESERTS- LAKE MEAD NATIONAL RECREATION AREA-EASTERN SIERRA SLOPES- OWENS VALLEY-WHITE MOUNTAINS OF INYO COUNTY- DEATH VALLEY NATIONAL PARK-SAN BERNARDINO COUNTY- UPPER COLORADO RIVER VALLEY-NORTHEAST CLARK COUNTY- LAS VEGAS VALLEY-SOUTHERN CLARK COUNTY- INCLUDING THE CITIES OF...COLORADO CITY... PIPE SPRING NATIONAL MONUMENT...TUWEEP...MT TRUMBULL... WESTERN GRAND CANYON...LAKE HAVASU...TOPOCK...KINGMAN... GOLDEN VALLEY...HUALAPAI RESERVATION...DOLAN SPRINGS... VALENTINE...WIKIEUP...ASPENDELL...MT WHITNEY...BISHOP... INDEPENDENCE...LONE PINE...FURNACE CREEK...STOVEPIPE WELLS... SHOSHONE...TECOPA...NEEDLES...MESQUITE...OVERTON...MOAPA... LAS VEGAS...NORTH LAS VEGAS...HENDERSON...BOULDER CITY... LAUGHLIN...BULLHEAD CITY...HOOVER DAM...PRIMM...JEAN... SEARCHLIGHT...CAL-NEV-ARI 351 PM PDT SAT MAR 21 2009 /351 PM MST SAT MAR 21 2009/ ...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY... A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM PDT /9 AM MST/ TO 9 PM PDT /9 PM MST/ SUNDAY FOR INYO COUNTY...MOHAVE COUNTY...AND MUCH OF CLARK COUNTY AS WELL AS THE COLORADO RIVER VALLEY. STRONG SOUTHWEST WINDS WILL DEVELOP SUNDAY MORNING AND PERSIST INTO THE EVENING HOURS. SPEEDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH ARE EXPECTED. A WIND ADVISORY MEANS THAT WINDS OF 30 TO 39 MPH AND...OR WIND GUSTS OF 40 TO 57 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
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 Mar 20, 10:23 AM PDT, 4 hours 28 minutes earlier.
Area forecast discussion, Mar 20, 10:23 AM PDT, 4 hours 28 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE LAS VEGAS NV 1023 AM PDT FRI MAR 20 2009 .SYNOPSIS...THE MILD WEATHER PATTERN OVER THE REGION WILL CONTINUE THROUGH EARLY SATURDAY...THEN GIVE WAY TO A DRAMATIC CHANGE LATE IN THE WEEKEND AS A COLD LOW PRESSURE SYSTEM IN THE GULF OF ALASKA DIVES INTO THE MOJAVE DESERT. THIS STORM WILL BRING GUSTY SOUTHWEST WINDS AHEAD OF IT...GUSTY NORTHWEST TO NORTH WINDS BEHIND IT...CHANCES FOR VALLEY RAIN AND MOUNTAIN SNOW...AND MUCH COOLER TEMPERATURES. && .UPDATE...THE 12Z NAM AND GFS CONTINUE THE GOOD RUN-TO-RUN CONTINUITY WITH THE TRACK AND STRENGTH OF THE WEEKEND STORM. THE MAIN CONCERN WITH THIS SYSTEM WILL BE THE POTENTIAL FOR WIDESPREAD WINDS GUSTING OVER 60 MPH ON SUNDAY OVER SAN BERNARDINO..SOUTHERN CLARK AND MOHAVE COUNTIES. DOWNSLOPE WINDS OVER 60 MPH WILL BE POSSIBLE LATE SATURDAY NIGHT/SUNDAY MORNING IN THE SPRING MOUNTAINS AND RED ROCK CANYON. ALSO...SNOW ACCUMULATIONS WILL PROBABLY BE MORE SIGNIFICANT THAN CURRENTLY FORECAST IN THE SOUTHERN NEVADA MOUNTAINS SUNDAY BASED ON THE LATEST GUIDANCE. THESE DETAILS WILL BE ADDRESSED IN THE ROUTINE AFTERNOON FORECAST ISSUANCE. -ADAIR- && .PREV DISCUSSION.../333 AM PDT FRI MAR 20 2009/ .SHORT TERM...SATELLITE SHOWS CIRRUS DECREASING FROM WEST TO EAST THIS MORNING...WITH MOSTLY CLEAR SKIES NORTHWEST OF I-15. SURFACE OBS SHOW LIGHT WINDS AND MILD TEMPERATURES. THESE CONDITIONS WILL CONTINUE FOR ONE MORE DAY...THEN WINTER WILL DELIVER ANOTHER LICK OVER THE WEEKEND EVEN THOUGH SPRING BEGINS EARLY THIS MORNING. WATER VAPOR IMAGERY SHOWS A TROUGH OVER THE EASTERN PACIFIC THIS MORNING...WITH A PRIMARY CIRCULATION CENTER NEAR 56N 139W AND A STRONG DISTURBANCE NEAR 39N 148W DIGGING INTO THE BASE OF THE TROUGH. YET ANOTHER PIECE OF ENERGY ON THE BACK SIDE OF THE TROUGH WAS RACING SOUTH ACROSS THE ALEUTIAN ISLANDS...AND THIS ONE WILL DEEPEN AND SHARPEN THE TROUGH AS IT SLAMS INTO THE WEST COAST SUNDAY. THERE ARE MANY CONCERNS WITH THIS STORM...INCLUDING WIND...RAIN AND SNOW...AND TEMPERATURES. FIRST...WIND. SOUTH WINDS AHEAD OF THE STORM WILL BEGIN TO INCREASE AREAWIDE SATURDAY AFTERNOON. HIGH RESOLUTION MODEL CROSS SECTIONS SUGGEST WEAK TO MODERATE POTENTIAL FOR DOWNSLOPE WINDS IN THE LEE OF THE SIERRA AS EARLY AS SATURDAY EVENING...AND IN THE LEE OF THE SPRING MOUNTAINS SATURDAY NIGHT. SOUTHWEST WINDS WILL REALLY HOWL SUNDAY IN THE FAVORED AREAS OF MOHAVE...CLARK AND SAN BERNARDINO COUNTIES AS LEE CYCLOGENESIS TAKES PLACE AND THE PRESSURE GRADIENT TIGHTENS UP UNDERNEATH 50 KNOT 700 MB WINDS. HIGH WIND WATCHES WILL LIKELY BE HOISTED LATER TODAY. THE COLD FRONT WILL COME THROUGH SUNDAY AFTERNOON AND SUNDAY NIGHT...AND THERE WILL BE SOME POTENTIAL FOR STRONG NORTHWEST WINDS IMMEDIATELY BEHIND IT. A CHANCE OF STRONG NORTHERLY WINDS WILL CONTINUE INTO THE LONG TERM PERIOD. NEXT...PRECIP. A PIECE OF ENERGY AHEAD OF THE MAIN TROUGH WILL BRING A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS TO THE NORTHWEST CWFA SATURDAY AFTERNOON...WITH PRECIP CHANCES INCREASING OVERNIGHT ACROSS THE SOUTHERN GREAT BASIN AREAS. THE DESERT AREAS GET THEIR TURN SUNDAY AS THE MAIN TROUGH AXIS SWINGS THROUGH...BRINGING A CHANCE OF SHOWERS AND THUNDERSTORMS TO NEARLY THE ENTIRE CWFA. SNOW LEVELS WILL BE IN THE 8000-9000 FOOT RANGE AHEAD OF THE STORM...THEN CRASH TO 4000-5000 FEET AS THE TROUGH AXIS MOVES IN. THERE IS A CHANCE OF ADVISORY LEVEL SNOWS ON THE EASTERN SIERRA SLOPES...AND CANNOT RULE IT OUT IN THE HIGHER TERRAIN OF NYE AND LINCOLN COUNTIES ON SUNDAY. FINALLY...TEMPERATURES. AFTER ONE MORE DAY OF WELL ABOVE NORMAL READINGS TODAY...THE BOTTOM DROPS OUT OVER THE WEEKEND...WITH HIGHS SUNDAY EXPECTED TO BE 15-25 DEGREES COOLER THAN FRIDAY AREAWIDE. ALL OF THESE ELEMENTS HAVE ALREADY BEEN ADDRESSED IN THE HAZARDOUS WEATHER OUTLOOK...AND WILL BEEF UP THE WORDING A BIT MORE THIS MORNING. .LONG TERM...A FEW LINGERING SHOWERS ARE POSSIBLE OVER THE FAR EASTERN CWA MONDAY BUT OTHERWISE DRY CONDITIONS ARE EXPECTED DURING THE LONG TERM UNDER A NORTHWEST TO NORTH FLOW PATTERN. THE ECMWF INDICATES A COUPLE OF SHORTWAVES JUST BRUSHING BY TO THE NORTHEAST WEDNESDAY AND THURSDAY WHICH COULD ENHANCE NORTHERLY WINDS BUT IN GENERAL...A NORTHERLY GRADIENT WILL PRODUCE BREEZY PERIODS AT TIMES WITH LOCALLY WINDY CONDITIONS IN FAVORED NORTH/SOUTH CHANNELS. OCCASIONAL HIGH CLOUDS CAN BE EXPECTED TO PASS THROUGH THE AREA BUT SHOULD NOT IMPACT TEMPERATURES TO ANY DEGREE. COOL TEMPERATURES CONTINUE MONDAY UNDER THE ENHANCED NORTHERLY FLOW BUT LOOK FOR WARMER CONDITIONS BY MID TO LATE WEEK. && .AVIATION...FOR MCCARRAN...LIGHT AND VARIABLE WINDS EXPECTED INTO THE AFTERNOON WITH CLEAR SKIES. A PACIFIC STORM BEGINNING TO TAKE SHAPE OFF THE PACIFIC NORTHWEST COAST TODAY WILL MOVE INTO AND ACROSS THROUGH THE AREA THIS WEEKEND. THIS WILL RESULT IN GUSTY SOUTHWEST WINDS SATURDAY AFTERNOON INTO SUNDAY. WINDS GUSTING TO AROUND 30 KTS LOOKS LIKELY SATURDAY WHILE GUSTS APPROACHING OR EXCEEDING 40 KTS IS POSSIBLE SUNDAY. SHOWERS ARE EXPECTED SUNDAY WITH A POTENTIAL FOR ISOLATED THUNDERSTORMS IN THE BEATTY AND MORMON MESA CORRIDORS. A COLD FRONT WILL MOVE THROUGH SOUTHERN NEVADA SUNDAY NIGHT OR MONDAY WITH WINDS BECOMING NORTH. FOR THE REST OF SOUTHERN NEVADA...NORTHWEST ARIZONA...AND SOUTHEAST CALIFORNIA...GENERALLY LIGHT AND VARIABLE WINDS THROUGH THIS MORNING BECOMING SOUTH 10-15 KTS THIS AFTERNOON. SKIES WILL BE MOSTLY CLEAR. A PACIFIC STORM WILL MOVE THROUGH THE AREA THIS WEEKEND RESULTING IN VERY GUSTY SOUTHWEST WINDS SATURDAY AFTERNOON INTO SUNDAY. THE STRONGEST WINDS ARE EXPECTED TO OCCUR ACROSS THE MOJAVE DESERT AND COULD APPROACH 50 KTS RESULTING IN PERIODS OF VERY LOW VISIBILITY. SHOWERS ARE EXPECTED OVER MUCH OF THE AREA LATE SATURDAY INTO SUNDAY...WITH BETTER CHANCES OVER THE NORTH WHERE THERE WILL BE SOME POTENTIAL FOR ISOLATED THUNDERSTORMS. GUSTY NORTH WINDS ARE EXPECTED ACROSS THE NORTH SUNDAY NIGHT...SPREADING SOUTH ON MONDAY. && .VEF WATCHES/WARNINGS/ADVISORIES... NV...NONE. AZ...NONE. CA...NONE. && MORGAN/SALMEN HTTP://WEATHER.GOV/LASVEGAS
Hazardous weather outlook, Mar 20, 4:04 AM PDT, 10 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE LAS VEGAS NV 404 AM PDT FRI MAR 20 2009 AZZ001>003-036-CAZ519>527-NVZ014>022-210700- 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- 404 AM PDT FRI MAR 20 2009 /404 AM MST FRI MAR 20 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST ARIZONA...CALIFORNIA AND SOUTHERN NEVADA. .DAY ONE...TODAY AND TONIGHT HAZARDOUS WEATHER IS NOT LIKELY THROUGH TONIGHT. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A POWERFUL STORM SYSTEM WILL AFFECT THE REGION SATURDAY THROUGH WEDNESDAY...WITH THE GREATEST IMPACTS ON SUNDAY. SOUTH WINDS WILL BEGIN TO INCREASE SATURDAY AFTERNOON...AND THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS OVER INYO AND ESMERALDA COUNTIES. SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED AREAWIDE SUNDAY. SEVERAL INCHES OF SNOW COULD ACCUMULATE ON THE EASTERN SIERRA SLOPES...AND A FEW INCHES ARE POSSIBLE IN THE HIGHER TERRAIN OF NYE AND LINCOLN COUNTIES. VERY STRONG WINDS ARE ALSO EXPECTED AREAWIDE SUNDAY...WITH THE STRONGEST WINDS OVER SAN BERNARDINO...CLARK AND MOHAVE COUNTIES. HIGH WIND WARNINGS OR WIND ADVISORIES WILL LIKELY BE REQUIRED. PRECIPITATION CHANCES WILL END BY MONDAY MORNING AS A COLD FRONT MOVES THROUGH...BUT GUSTY NORTH WINDS BEHIND THE FRONT WILL PERSIST AT LEAST THROUGH TUESDAY...AND COULD CONTINUE IN THE COLORADO RIVER VALLEY THROUGH WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED THROUGH SATURDAY...BUT MAY BE REQUIRED ON SUNDAY. SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER ACCORDING TO STANDARD OPERATING PROCEDURES. MORGAN
Nearby
High Wind Watches in Nevada, 2009High Wind Watches in California, 2009Every high wind watch in 2009
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; radar from the NEXRAD Level II archive.