Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 012157 AAA
CLMRKS

CLIMATE REPORT...UPDATED
NATIONAL WEATHER SERVICE RIVERTON WY
255 PM MST THU DEC 1 2016

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SWEETWATER COUNTY
AIRPORT NEAR ROCK SPRINGS FOR THE MONTH OF NOVEMBER 2016...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2016 WILL BE
AVAILABLE APPROXIMATELY IN JANUARY 2017 FROM THE NATIONAL CENTER FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCEI.NOAA.GOV/OL/
CLIMATEDATA.HTML). UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON
THE INTERNET AT HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...ROCK SPRINGS WAS WARMER AND DRIER THAN NORMAL IN NOVEMEBR...

THE AVERAGE TEMPERATURE FOR ROCK SPRINGS IN NOVEMBER WAS 35.6
DEGREES...WHICH WAS 4.8 DEGREES ABOVE NORMAL. THIS MAKES IT THE 8TH
WARMEST NOVEMBER ON RECORD SINCE 1948. THE WARMEST READING OF THE
MONTH WAS 62 DEGREES ON THE 15TH...AND THE COLDEST WAS 10 ABOVE ON
THE 25TH AND 30TH. TWO NEW RECORD HIGH READINGS WERE SET LAST
MONTH...61 DEGREES ON THE 14TH...TIED WITH 1990...AND 63 DEGREES ON
THE 15TH...BREAKING 58 DEGREES SET BACK IN 1975.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.14 INCHES...WHICH WAS 29
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE
22ND AND 23RD...WHEN 0.06 OF AN INCH OF FELL. NO PRECIPITATION
RECORDS WERE SET THIS MONTH. THE HIGHEST WIND GUST WAS 49 MPH ON THE
26TH.

...THE ROCK SPRINGS CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              66   11/05/2009
                        11/04/1977
 LOW              -13   11/30/1979
                        11/27/1976
HIGHEST            62   11/15
LOWEST             10   11/30
                        11/25
AVG. MAXIMUM     46.9              40.4     6.5
AVG. MINIMUM     24.3              21.2     3.1
MEAN             35.6              30.8     4.8
DAYS MAX >= 90      0
DAYS MAX <= 32      6
DAYS MIN <= 32     25
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.60   1983
 MINIMUM         0.00   1974
TOTALS           0.14              0.49   -0.35
DAILY AVG.       0.00              0.02   -0.02
DAYS >= .01         3
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.06   11/22 TO 11/23

DEGREE_DAYS
HEATING TOTAL     874              1026    -152
 SINCE 7/1       1720              1993    -273
COOLING TOTAL       0                 0       0
 SINCE 1/1        354               286      68
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
RESULTANT WIND SPEED/DIRECTION   5/243
HIGHEST WIND SPEED/DIRECTION    39/180    DATE  11/26
HIGHEST GUST SPEED/DIRECTION    49/180    DATE  11/26

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           22
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       1
LIGHT SNOW                7     SLEET                      0
FOG                       8     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

LOOKING AHEAD TO DECEMBER 2016...WINTER BEGINS OFFICIALLY AT 344 AM
ON DECEMBER 21ST. THE AVERAGE HIGH TEMPERATURE ON THE FIRST OF THE
MONTH IS 32 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 15 DEGREES.
THE AVERAGE HIGH BY THE END OF THE MONTH IS 30 DEGREES...AND THE
AVERAGE LOW TEMPERATURE IS 12 DEGREES. THE AVERAGE MONTHLY
PRECIPITATION IS 0.50 INCHES.

$$



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