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Climatological Report (Monthly)
Issued by NWS
Issued by NWS
000
CXUS55 KVEF 040638 AAA
CLMLAS
CLIMATE REPORT
NATIONAL WEATHER SERVICE LAS VEGAS, NV
1138 PM PDT SAT NOV 3 2012
...................................
...THE LAS VEGAS NV CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2012...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1937 TO 2012
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 100 10/02/1980
10/04/1947
LOW 26 10/30/1971
HIGHEST 99 10/03 94 5 95 10/02
10/02
LOWEST 50 10/27 46 4 49 10/28
10/07
AVG. MAXIMUM 82.6 80.6 2.0 81.8
AVG. MINIMUM 60.9 58.5 2.4 59.2
MEAN 71.8 69.5 2.3 70.5
DAYS MAX >= 90 6 4.1 1.9 5
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.0 0.0 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 1.45 2005
MINIMUM 0.00 2007
2003
2001
TOTALS 0.94 0.27 0.67 0.21
DAILY AVG. 0.03 0.01 0.02 0.01
DAYS >= .01 2 1.7 0.3 4
DAYS >= .10 2 0.9 1.1 1
DAYS >= .50 1 0.1 0.9 0
DAYS >= 1.00 0 0.0 0.0 0
GREATEST
24 HR. TOTAL 0.84 10/10 TO 10/11
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 2011
2010
24 HR TOTAL 0.0
TOTALS TR 0.0 0.0 0.0
SINCE 7/1 T
SNOWDEPTH AVG. 0
DAYS >= TRACE 1
DAYS >= 1.0 0
GREATEST
SNOW DEPTH 0
24 HR TOTAL TR 10/11 TO 10/11
STORM TOTAL T
(MM/DD(HH))
DEGREE_DAYS
HEATING TOTAL 19 38 -19 31
SINCE 7/1 19 39 -20 31
COOLING TOTAL 233 179 54 210
SINCE 1/1 4004 3556 448 3539
FREEZE DATES
RECORD
EARLIEST 10/21/1949
LATEST 04/12/1967
EARLIEST 11/25
LATEST 02/28
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 8.0
HIGHEST WIND SPEED/DIRECTION 31/190 DATE 10/10
HIGHEST GUST SPEED/DIRECTION 41/200 DATE 10/22
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.20
NUMBER OF DAYS FAIR 23
NUMBER OF DAYS PC 7
NUMBER OF DAYS CLOUDY 1
AVERAGE RH (PERCENT) 29
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 1
LIGHT RAIN 3 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 1 FOG W/VIS <= 1/4 MILE 0
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
&&
...LAS VEGAS...
RECORDS DATE TO 1937 AT THE OFFICIAL CLIMATE STATION.
* TEMPERATURE AT MCCARRAN INTERNATIONAL AIRPORT
OBSERVED DEPARTURE RANK
--------------------------------------------------------------------
AVG TEMPERATURE 71.8 +2.3 TIED 7TH WARMEST
AVG MAX TEMP 82.6 +2.0 32ND WARMEST
AVG MIN TEMP 60.9 +2.4 TIED 2ND WARMEST
MONTHLY TEMPERATURE EXTREMES AT MCCARRAN
HIGHEST MAXIMUM TEMPERATURE...99 ON THE 2ND AND 3RD
LOWEST MAXIMUM TEMPERATURE...68 ON THE 11TH AND 12TH
HIGHEST MINIMUM TEMPERATURE...73 ON THE 3RD
LOWEST MINIMUM TEMPERATURE...50 ON THE 27TH
EXTREMES ELSEWHERE IN THE LAS VEGAS VALLEY DURING THE MONTH...
LOCATION LOWEST TEMP/DATE HIGHEST TEMP/DATE
--------------------------------------------------------------------
HENDERSON EXEC. ARPT 43 ON 27TH 101 ON 2ND
NELLIS AFB 45 ON 27TH 99 ON 2ND
NORTH LAS VEGAS ARPT 50 ON 27TH & 29TH 99 ON 2ND
NORTH LAS VEGAS CO-OP 47 ON 27TH & 29TH 100 ON 2ND & 3RD
NWS OFFICE 45 ON 27TH 101 ON 2ND
* PRECIPITATION AT MCCARRAN INTERNATIONAL AIRPORT
MONTHLY TOTAL...0.94 INCH
DEPARTURE FROM NORMAL...+0.67 INCH
NUMBER OF DAYS WITH A TRACE OR MORE...3
NUMBER OF DAYS WITH MEASURABLE - 0.01 INCH - OR MORE...2
WETTEST DAY...0.78 INCH
NUMBER OF DAYS WITH A THUNDERSTORM...2
TOTAL SNOWFALL...TRACE*
* SNOWFALL ALSO INCLUDES SLEET AND HAIL. HAIL WAS REPORTED BY THE
OBSERVERS AT MCCARRAN AIRPORT ON OCTOBER 11TH. THIS MARKED THE FIRST
TIME EVER IN OCTOBER THAT HAIL WAS REPORTED AT THE OFFICIAL LAS
VEGAS CLIMATE STATION.
PRECIPITATION TOTALS WERE HIGHEST ON THE WEST AND NORTH SIDES OF THE
LAS VEGAS VALLEY AND LOWEST IN THE EAST.
215 & ANN RD 2.52 INCHES CCRFCD
215 & TOWN CENTER 2.40 INCHES CCRFCD
WEST ALIANTE 2.35 INCHES NWS EMPLOYEE
CAMINO EL NORTE & CRAIG 2.13 INCHES CCRFCD
215 & CHEYENNE 2.09 INCHES CCRFCD
TENAYA & WASHINGTON 1.92 INCH COCORAHS
NORTH LAS VEGAS AIRPORT 1.84 INCH ASOS
SUMMERLIN 1.83 INCH COCORAHS
MOUNTAIN`S EDGE WEST 1.78 INCH NWS EMPLOYEE
OAKEY & JONES 1.65 INCH COCORAHS
NELLIS AFB 1.58 INCH ASOS
TROPICANA & BUFFALO 1.57 INCH COCORAHS
DOWNTOWN LAS VEGAS 1.18 INCH CCRFCD
NLV - CRAIG & LOSEE 1.18 INCH CO-OP OBSERVER
NWS OFFICE 1.09 INCH NWS STAFF
ROBINDALE & PECOS 1.04 INCH COCORAHS
ANTHEM 1.02 INCH CCRFCD
GREENWAY & HEATHER 0.84 INCH COCORAHS
FLAMINGO & BOULDER HWY 0.80 INCH COCORAHS
EAST LAKE MEAD PARKWAY 0.75 INCH COCORAHS
LAMB & WASHINGTON 0.75 INCH CCRFCD
HENDERSON EXECUTIVE ARPT 0.68 INCH AWOS
FOOTHILLS & COLLEGE 0.24 INCH CCRFCD
* WIND AT MCCARRAN INTERNATIONAL AIRPORT
AVERAGE WIND SPEED...8.0 MPH
DEPARTURE FROM NORMAL...+0.4 MPH
HIGHEST SUSTAINED WIND...31 MPH FROM THE SOUTH
PEAK WIND GUST...41 MPH FROM THE SOUTH
* PRESSURE EXTREMES REDUCED TO SEA LEVEL
HIGHEST PRESSURE...30.27 INCHES ON THE 26TH
LOWEST PRESSURE...29.58 INCHES ON THE 20TH
* NOTABLE EVENTS DURING THE MONTH
THE TOTAL PRECIPITATION OF 0.94 INCH RANKS AS THE 7TH WETTEST
OCTOBER EVER IN LAS VEGAS. THE WETTEST OCTOBER WAS BACK IN 2005 WHEN
1.45 INCH FELL.
THERE WERE 6 DAYS AT MCCARRAN WHERE THE HIGH TEMPERATURE REACHED OR
EXCEEDED 90 DEGREES DURING THE MONTH WHICH IS 2 ABOVE NORMAL. THIS
IS THE GREATEST TOTAL FOR AN OCTOBER IN LAS VEGAS SINCE 2003 WHEN
THERE WERE 12 SUCH DAYS.
THERE WERE 5 DAYS WITH A LOW OF 70 DEGREES OR GREATER IN OCTOBER AT
MCCARRAN WHICH SET AN ALL-TIME RECORD FOR THE MONTH. THE PREVIOUS
RECORD WAS 4 BACK IN 2003.
A COLD UPPER LEVEL LOW BROUGHT SEVERAL ROUNDS OF SHOWERS AND
THUNDERSTORMS TO THE LAS VEGAS VALLEY FROM THE AFTERNOON OF THE 10TH
INTO THE LATE EVENING HOURS OF THE 11TH. THE HEAVIEST RAIN FELL OVER
THE WEST SIDE OF THE VALLEY IN THE MORNING AND THEN IN NORTH LAS
VEGAS IN THE EVENING. A NUMBER OF STREETS FLOODED THROUGHOUT THE LAS
VEGAS VALLEY...ESPECIALLY DURING THE LATE EVENING HOURS IN NORTH LAS
VEGAS. IN SOME CASES NEARLY AN INCH OF RAIN FELL IN 30 MINUTES. THE
RAMP FROM INTERSTATE 15 ONTO HIGHWAY 95 NORTH ALSO FLOODED AND WAS
CLOSED. AT LEAST 4 SWIFTWATER RESCUES TOOK PLACE IN THE LAS VEGAS
VALLEY AND ONE HOME HAD FLOODWATERS ENTER IT. IN ADDITION...HAIL
FELL DURING THE EVENING HOURS. THE LARGEST HAIL REPORTED WAS 1 INCH
IN DIAMETER IN EAST LAS VEGAS WHICH CRACKED A WINDSHIELD. NICKEL
SIZE HAIL FELL IN ANTHEM AND IN NORTHWEST LAS VEGAS.
$$
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- Seattle/Tacoma, WA Weather Forecast Office
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