Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 011928
CLMBYG

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST FRI DEC 1 2017

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE JOHNSON COUNTY
AIRPORT NEAR BUFFALO FOR THE MONTH OF NOVEMBER 2017...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2017 WILL BE
AVAILABLE APPROXIMATELY IN JANUARY 2018 FROM THE NATIONAL CLIMATIC
DATA CENTER (HTTP://WWW.NCDC.NOAA.GOV/OL/CLIMATEDATA.HTML).
UNOFFICIAL ASOS DAILY SUMMARIES ARE AVAILABLE ON THE INTERNET AT
HTTP://WWW.WEATHER.GOV/CLIMATE/INDEX.PHP?WFO=RIW

...NOVEMBER WAS WARMER AND WETTER THAN NORMAL IN BUFFALO...

THE AVERAGE TEMPERATURE FOR BUFFALO IN NOVEMBER WAS 36.8
DEGREES...WHICH WAS 2.8 DEGREES ABOVE NORMAL. THIS WAS THE 8TH
WARMEST NOVEMBER ON RECORD. THE WARMEST READING OF THE MONTH WAS 72
DEGREES ON THE 26TH...WHICH ALSO BROKE THE PREVIOUS RECORD SET IN
1998. OTHER NEW HIGH RECORDS SET WERE: ON THE 22ND 66 DEGREES BROKE
THE PREVIOUS RECORD OF 61 DEGREES SET IN 2005...ON THE 23RD 65 BROKE
60 SET IN 2006...ON THE 24TH 64 BROKE 57 SET IN 2015...AND ON THE
27TH 67 BROKE 63 SET IN 1998. THE COLDEST READING WAS 8 DEGREES ON
THE 6TH AND 7TH. NO RECORD LOWS WERE BROKEN IN THE MONTH OF
NOVEMBER.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.61 INCHES...WHICH WAS 113
PERCENT OF NORMAL. THIS MAKES IT THE 6TH WETTEST NOVEMBER ON RECORD.
THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS ON THE 17TH...WHEN 0.32
INCHES FELL...WHICH ALSO SHATTERED THE PREVIOUS RECORD OF A TRACE
SET IN 2011.  A RECORD WAS ALSO BROKEN ON THE 4TH WHEN 0.15 INCHES
FELL BREAKING 0.14 SET IN 2015.
THE HIGHEST WIND GUST WAS 68 MPH ON THE 16TH.

...THE BUFFALO WY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              80   11/07/1999
 LOW              -13   11/13/2014
                        11/24/2010
                        01/01/2000
HIGHEST            72   11/26
LOWEST              8   11/07
                        11/06
AVG. MAXIMUM     47.6              44.9     2.7
AVG. MINIMUM     26.1              23.2     2.9
MEAN             36.8              34.0     2.8
DAYS MAX >= 90      0
DAYS MAX <= 32      4
DAYS MIN <= 32     25
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         0.75   2012
                        1998
 MINIMUM         0.05   2004
TOTALS           0.61              0.54    0.07
DAILY AVG.       0.02
DAYS >= .01         6
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.32   11/17 TO 11/17

DEGREE_DAYS
HEATING TOTAL     838               928     -90
 SINCE 7/1       1662              1834    -172
COOLING TOTAL       0                 0       0
 SINCE 1/1        622               492     130
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.8
HIGHEST WIND SPEED/DIRECTION    54/250    DATE  11/16
HIGHEST GUST SPEED/DIRECTION    68/250    DATE  11/16

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          5

AVERAGE RH (PERCENT)     54

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          1     HAIL                       0
HEAVY SNOW                1     SNOW                       3
LIGHT SNOW                9     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      3
HAZE                      4

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

LOOKING AHEAD TO DECEMBER 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 38 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 17 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 38
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 16 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 0.40 INCHES.  WINTER OFFICIALLY BEGINS AT
0928 LOCAL TIME ON DECEMBER 21ST.

$$


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