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Public Information Statement
Issued by NWS Las Vegas, NV
Issued by NWS Las Vegas, NV
000
NOUS45 KVEF 012138
PNSVEF
AZZ001>003-036-CAZ519>527-NVZ014>022-020945-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE LAS VEGAS NV
238 PM PDT WED MAY 1 2013 /238 PM MST WED MAY 1 2013/
...A VERY WARM APRIL FOR THE MOJAVE DESERT AND SOUTHERN GREAT
BASIN...
APRIL 2013 WILL GO DOWN AS ONE OF THE WARMEST APRILS ON RECORD IN
THE MOJAVE DESERT AND SOUTHERN GREAT BASIN. THE WARMEST PERIOD OF
THE MONTH WAS FROM THE 26TH THROUGH THE 30TH...WITH THE VAST
MAJORITY OF LOCATIONS REACHING THEIR HIGHEST READING OF THE MONTH ON
THE 29TH. A FEW LOCATIONS TIED THEIR ALL-TIME MONTHLY RECORD HIGH
TEMPERATURES.
THERE WERE TWO STORM SYSTEMS THAT IMPACTED THE AREA DURING THE
MONTH. THE FIRST TOOK PLACE FROM THE 8TH THROUGH THE 9TH AND WAS THE
WETTER OF THE TWO SYSTEMS WHERE IT DID BRING PRECIPITATION. THE MOST
SIGNIFICANT PRECIPITATION IN THIS EVENT FELL IN PORTIONS OF THE
VIRGIN RIVER VALLEY. THIS WAS THE ONLY SYSTEM OF THE MONTH TO BRING
ANY NOTEWORTHY ACCUMULATING SNOW TO THE AREA. IT ALSO PRODUCED GUSTY
WINDS OF 40 TO 65 MPH.
THE SECOND SYSTEM BROUGHT VERY LIGHT PRECIPITATION TO THE AREA FROM
THE 15TH TO THE 17TH AND WAS PROCEEDED BY ANOTHER ROUND OF GUSTY
WINDS ON THE 14TH AND 15TH. THE COOLEST WEATHER OF THE MONTH
FOLLOWED THIS SYSTEM WITH MOST LOCATIONS SETTING THEIR LOWEST
MONTHLY READING ON THE 18TH.
...LAS VEGAS...
RECORDS DATE TO 1937 AT THE OFFICIAL CLIMATE STATION.
* TEMPERATURE AT MCCARRAN INTERNATIONAL AIRPORT
OBSERVED DEPARTURE RANK
--------------------------------------------------------------------
AVG TEMPERATURE 70.1 +2.9 7TH WARMEST
AVG MAX TEMP 81.8 +3.5 19TH WARMEST
AVG MIN TEMP 58.3 +2.2 4TH WARMEST
MONTHLY TEMPERATURE EXTREMES AT MCCARRAN
HIGHEST MAXIMUM TEMPERATURE...99 DEGREES ON THE 29TH
LOWEST MAXIMUM TEMPERATURE...64 DEGREES ON THE 16TH
HIGHEST MINIMUM TEMPERATURE...74 DEGREES ON THE 30TH
LOWEST MINIMUM TEMPERATURE...48 DEGREES ON THE 8TH AND 18TH
EXTREMES ELSEWHERE IN THE LAS VEGAS VALLEY DURING THE MONTH...
LOCATION LOWEST TEMP/DATE HIGHEST TEMP/DATE
--------------------------------------------------------------------
HENDERSON EXEC. ARPT 42 ON 18TH 98 ON 29TH
NELLIS AFB 43 ON 18TH 98 ON 29TH
NORTH LAS VEGAS ARPT 46 ON 19TH 98 ON 29TH
NORTH LAS VEGAS CO-OP 46 ON 18TH 99 ON 29TH
NWS OFFICE 46 ON 8TH & 19TH 100 ON 29TH
* PRECIPITATION AT MCCARRAN INTERNATIONAL AIRPORT
MONTHLY TOTAL...0.03 INCH
DEPARTURE FROM NORMAL...-0.12 INCH
NUMBER OF DAYS WITH A TRACE OR MORE...2
NUMBER OF DAYS WITH MEASURABLE - 0.01 INCH - OR MORE...1
WETTEST DAY...0.03 INCH ON THE 8TH
NUMBER OF DAYS WITH A THUNDERSTORM...0
TOTAL SNOWFALL...0.0 INCH
PRECIPITATION TOTALS FOR THE MONTH ACROSS THE LAS VEGAS VALLEY WERE
GENERALLY A FEW HUNDREDTHS OF AN INCH. THE HIGHEST TOTALS WERE
GENERALLY IN THE SOUTHEAST OR NORTHWEST.
EAST LAKE MEAD PARKWAY 0.14 INCH COCORAHS
GREENWAY & HEATHER 0.10 INCH COCORAHS
LAS VEGAS WASH AT PABCO RD 0.08 INCH CCRFCD
NORTH VALLEY #1 0.08 INCH CCRFCD
SUMMERLIN NORTHWEST 0.08 INCH CCRFCD
FLAMINGO & BOULDER HIGHWAY 0.07 INCH COCORAHS
NORTH LAS VEGAS AIRPORT 0.07 INCH ASOS
OAKEY & JONES 0.07 INCH COCORAHS
NWS OFFICE 0.06 INCH NWS STAFF
TENAYA & WASHINGTON 0.06 INCH COCORAHS
ROBINDALE & PECOS 0.05 INCH COCORAHS
SLOAN CHANNEL AT CHARLESTON 0.05 INCH CCRFCD
MOUNTAIN`S EDGE WEST 0.04 INCH NWS EMPLOYEE
TROPICANA & BUFFALO 0.04 INCH COCORAHS
WEST ALIANTE 0.04 INCH NWS EMPLOYEE
HENDERSON EXECUTIVE AIRPORT 0.03 INCH AWSS
CRAIG & LOSEE 0.02 INCH CO-OP OBSERVER
SUMMERLIN 0.02 INCH COCORAHS
NELLIS AFB TRACE ASOS
* WIND AT MCCARRAN INTERNATIONAL AIRPORT
AVERAGE WIND SPEED...9.5 MPH
DEPARTURE FROM NORMAL...-1.0 MPH
HIGHEST SUSTAINED WIND...32 MPH FROM THE SOUTHWEST ON THE 8TH
PEAK WIND GUST...44 MPH FROM THE SOUTHWEST ON THE 8TH
* PRESSURE EXTREMES REDUCED TO SEA LEVEL
HIGHEST PRESSURE...30.25 INCHES ON THE 18TH
LOWEST PRESSURE...29.26 INCHES ON THE 8TH
* NOTABLE EVENTS DURING THE MONTH
APRIL 2013 WILL GO DOWN AS THE 7TH WARMEST APRIL EVER IN LAS VEGAS.
THE WARMEST APRIL EVER WAS BACK IN 1989 WHICH HAD AN AVERAGE
TEMPERATURE OF 72.7 DEGREES. THERE WERE 19 DAYS THIS MONTH WITH A
HIGH OF 80 DEGREES OR GREATER WHICH WAS THE HIGHEST SUCH TOTAL SINCE
2002 WHEN THERE WERE 20 DAYS. THE NORMAL FOR APRIL IS 14 SUCH DAYS.
THERE WERE 6 DAYS WITH A HIGH OF 90 DEGREES OR GREATER WHICH TIED
LAST APRIL. THE NORMAL NUMBER OF 90 DEGREE OR GREATER HIGH
TEMPERATURES FOR APRIL IS 3 AND THE ALL-TIME RECORD ID 14 SET IN
1946.
THE HIGH TEMPERATURE OF 99 DEGREES ON THE 29TH TIED FOR THE WARMEST
HIGH TEMPERATURE EVER IN APRIL IN LAS VEGAS. THIS WAS FIRST SET ON
APRIL 30TH 1943 AND TIED ON APRIL 24TH 1946...APRIL 30TH
1981...APRIL 27TH 2000 AND MOST RECENTLY ON APRIL 22ND 2012.
THE LOW TEMPERATURE OF 74 DEGREES ON THE 30TH TIED FOR THE WARMEST
LOW TEMPERATURE EVER IN APRIL IN LAS VEGAS WHICH WAS FIRST SET ON
APRIL 24TH 1943 AND TIED ORIGINALLY ON APRIL 30TH 2007.
THE AVERAGE TEMPERATURE OF 86 DEGREES ON APRIL 29TH SET THE WARMEST
AVERAGE TEMPERATURE FOR ANY DAY EVER IN APRIL IN LAS VEGAS. THE
PREVIOUS RECORD WAS 85 DEGREES LAST SET ON APRIL 30TH 2007.
THE TOTAL MONTHLY PRECIPITATION OF 0.03 INCH TIED FOR THE 31ST
DRIEST APRIL EVER WITH 1964 AND 1995.
STRONG WINDS ON THE MORNING OF THE 8TH BLEW DOWN A LIGHT POLE NEAR
LAS VEGAS BOULEVARD AND PECOS AND TOOK THE ROOF OFF A SHADE HANGER
AT THE NORTH LAS VEGAS AIRPORT.
A LARGE AMOUNT OF DUST WAS LOFTED INTO THE LAS VEGAS VALLEY ON THE
EVENING OF THE 14TH FROM THE HIGH DESERT OF SAN BERNARDINO COUNTY
CALIFORNIA. VISIBILITIES DROPPED AS LOW AS 5 MILES. THE DUST LASTED
INTO THE 15TH.
WIND GUSTS OF 50 TO 60 MPH OCCURRED DURING THE EVENING OF THE 15TH
IN THE CENTENNIAL HILLS AND PROVIDENCE AREAS OF LAS VEGAS.
...ELSEWHERE ACROSS THE MOJAVE DESERT AND SOUTHERN GREAT BASIN...
AVERAGE TEMPERATURES WERE WELL ABOVE NORMAL ACROSS THE AREA WITH
MANY LOCATIONS SEEING ONE OF THEIR WARMEST APRILS ON RECORD.
LOCATION AVG. TEMP DEPARTURE RANK
APRIL 2013 FROM NORMAL
--------------------------------------------------------------------
BISHOP 58.5 +4.0 6TH WARMEST
BARSTOW-DAGGETT 69.6 +4.8 5TH WARMEST
DEATH VALLEY 81.3 +5.0 6TH WARMEST
NEEDLES 75.2 +3.2 10TH WARMEST
DESERT ROCK 63.2 +3.5 7TH WARMEST
MT CHARLESTON 44.7 +4.4 8TH WARMEST
KINGMAN 60.8 +2.1 22ND WARMEST
TEMPERATURE EXTREMES ACROSS THE LAS VEGAS NATIONAL WEATHER SERVICE
AREA AT OFFICIAL WEATHER STATIONS.
--------------------------------------------------------------------
HIGHEST TEMPERATURE OF THE MONTH
IN CALIFORNIA...110 DEGREES AT DEATH VALLEY ON THE 29TH
IN NEVADA...106 DEGREES AT LAUGHLIN ON THE 29TH
IN ARIZONA...107 DEGREES AT BULLHEAD CITY ON THE 29TH AND 30TH
LOWEST TEMPERATURE OF THE MONTH
IN CALIFORNIA...27 DEGREES AT BISHOP ON THE 18TH
IN NEVADA...11 DEGREES AT SPRING VALLEY STATE PARK ON THE 18TH AND
21ST
IN ARIZONA...22 DEGREES AT DIAMOND M RANCH ON THE 18TH
MONTHLY PRECIPITATION TOTALS WERE WELL BELOW NORMAL ESPECIALLY
ACROSS INYO...SOUTHERN SAN BERNARDINO AND SOUTHERN MOHAVE COUNTIES
WHERE MANY LOCATIONS SAW NO PRECIPITATION AT ALL. THE WETTEST
PORTION OF THE AREA WAS IN THE VIRGIN RIVER VALLEY WHERE
PRECIPITATION TOTALS WERE NEAR TO SLIGHTLY ABOVE NORMAL FROM
BUNKERVILLE NEVADA TO BEAVER DAM ARIZONA. THE HIGHEST TOTAL AT AN
OFFICIAL WEATHER STATION WAS 0.56 INCH AT BUNKERVILLE.
LOCATION MONTHLY DEPARTURE RANK
TOTAL FROM NORMAL
--------------------------------------------------------------------
BISHOP TRACE -0.26 INCH 9TH DRIEST
BARSTOW-DAGGETT TRACE -0.17 INCH 9TH DRIEST
DEATH VALLEY + TRACE -0.12 INCH 40TH DRIEST
NEEDLES 0.00 INCH -0.22 INCH 28TH DRIEST
DESERT ROCK 0.06 INCH -0.27 INCH 14TH DRIEST
MT CHARLESTON + 0.35 INCH -0.66 INCH 7TH DRIEST
KINGMAN 0.05 INCH -0.36 INCH 26TH DRIEST
+ CALCULATED USING OBSERVATIONAL DAY PRECIPITATION...WHICH IS TAKEN
AT ABOUT 8 AM EACH DAY...THUS TOTALS MAY NOT BE ENTIRELY FROM THE
MONTH.
SNOWFALL WAS WELL BELOW NORMAL ACROSS THE AREA. THE ONLY MEASURABLE
SNOWFALL REPORTED DURING THE MONTH WAS AT MT CHARLESTON NEVADA WHERE
3.5 INCHES WAS MEASURED AT THE CO-OP WEATHER STATION IN KYLE CANYON
AT 7450 FEET AND AT SPRING VALLEY STATE PARK NEVADA WHERE 3.0 INCHES
WAS MEASURED. A TRACE OF SNOW WAS REPORTED FOR THE MONTH AT PIOCHE
NEVADA AND DIAMOND M RANCH ARIZONA. NO SIGNIFICANT SNOW WAS REPORTED
DURING THE MONTH IN THE EASTERN SLOPES OF THE SOUTHERN SIERRA
NEVADA. SNOWPACK ON MT CHARLESTON WAS LIMITED TO A FEW PATCHES AT
THE CLOSE OF THE MONTH NEAR THE SUMMIT WHICH IS MORE TYPICAL OF WHAT
IS NORMAL FOR EARLY JUNE.
* NOTABLE EVENTS DURING THE MONTH
HIGH WINDS GUSTING TO 70 MPH ON THE EVENING OF THE 14TH AND MORNING
OF THE 15TH LOFTED A LARGE AMOUNT OF DUST AND SAND ACROSS SAN
BERNARDINO COUNTY CALIFORNIA...MUCH OF WHICH WORKED INTO CLARK
COUNTY NEVADA. THE WORST CONDITIONS WERE AROUND THE BARSTOW-DAGGETT
AREA WHERE VISIBILITIES AS LOW AS A HALF OF A MILE WERE REPORTED.
PORTIONS OF INTERSTATE 40 EAST OF BARSTOW WERE CLOSED FOR SEVERAL
HOURS ON THE NIGHT OF THE 14TH DUE TO THE LOW VISIBILITIES AFTER
SEVERAL VEHICLE ACCIDENTS OCCURRED. IN BARSTOW ONE TREE FELL DOWN AS
WELL AS A 12 FOOT TALL HAM RADIO TOWER. IN ADDITION THE WINDS
DAMAGED ROOFS ON HOUSING AT FORT IRWIN.
ON THE 29TH THE HIGH TEMPERATURE AT NEEDLES CALIFORNIA REACHED 107
DEGREES WHICH TIED THE ALL-TIME RECORD FOR APRIL FIRST SET ON APRIL
22ND 2012.
---------------------------------------------------------------------
NOTE...NORMALS ABOVE USE THE 1981-2010 PERIOD.
PERIOD OF RECORD FOR LOCATIONS:
LAS VEGAS (1937-PRESENT) BISHOP (1943-PRESENT)
BARSTOW-DAGGETT (1943-PRESENT) DEATH VALLEY (1911-PRESENT)
NEEDLES (1893-PRESENT) DESERT ROCK (1978-PRESENT)
MT CHARLESTON (1980-PRESENT) KINGMAN (1901-PRESENT)
THE ABOVE INFORMATION IS PRELIMINARY AND IS SUBJECT TO A FINAL
REVIEW BEFORE BEING CERTIFIED BY THE NATIONAL CLIMATIC DATA CENTER.
$$
STACHELSKI
- National Weather Service
- Green Bay, WI Weather Forecast Office
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- Page last modified: May 1st, 2013 15:31 UTC