Climatological Report (Monthly)
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CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
108 PM MDT SAT NOV 1 2014

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE SOUTH BIG HORN COUNTY
AIRPORT NEAR GREYBULL FOR THE MONTH OF OCTOBER 2014...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF OCTOBER 2014 WILL BE
AVAILABLE APPROXIMATELY IN DECEMBER 2014 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.CRH. NOAA.GOV/RIW/CLIMATE/...

...OCTOBER WAS THE WARMEST AND DRIEST ON RECORD FOR THE GREYBULL
AIRPORT SITE...

THE AVERAGE TEMPERATURE FOR GREYBULL IN OCTOBER WAS 52.1
DEGREES...WHICH WAS 6.1 DEGREES ABOVE NORMAL. THIS MAKES IT THE
WARMEST OCTOBER ON RECORD FOR THE GREYBULL SITE. THE PREVIOUS
WARMEST MONTH WAS IN 2010...WITH AN AVERAGE TEMPERATURE OF 51.8
DEGREES. THE WARMEST READING FOR THE MONTH WAS 80 DEGREES ON THE
15TH AND 25TH...BREAKING THE DAILY RECORD HIGH TEMPERATURES OF 79
DEGREES...LAST SET IN 2005...FOR THE 15TH...AND 72 DEGREES...LAST
SET IN 1999...FOR THE 25TH. THERE WERE SEVERAL OTHER DAILY RECORD
HIGH TEMPERATURES SET DURING THE MONTH. ON THE 8TH A RECORD HIGH OF
79 DEGREES BROKE THE PREVIOUS RECORD OF 78 DEGREES...WHICH WAS LAST
SET IN 2003. ON THE 20TH A RECORD HIGH OF 77 DEGREES BROKE THE
PREVIOUS RECORD HIGH OF 76 DEGREES...WHICH WAS LAST SET IN 2003. ON
THE 23RD A RECORD HIGH OF 70 DEGREES TIED THE PREVIOUS RECORD SET IN
2011. AND ON THE 24TH A RECORD HIGH OF 77 DEGREES BROKE THE PREVIOUS
RECORD HIGH OF 72 DEGREES...WHICH WAS LAST SET IN 2007.

THE COLDEST READING FOR THE MONTH WAS 23 DEGREES ON THE 28TH.

THE TOTAL PRECIPITATION FOR THE MONTH WAS 0.01 INCHES...WHICH WAS 2
PERCENT OF NORMAL. THIS MAKES IT THE DRIEST OCTOBER ON
RECORD...BREAKING THE PREVIOUS RECORD OF 0.06 INCHES LAST SET IN
2012. THE WETTEST 24 HOUR PERIOD WAS ON THE 12...WHEN 0.01 OF AN
INCH OF PRECIPITATION FELL. NO PRECIPITATION RECORDS WERE SET DURING
THE MONTH. THE HIGHEST WIND GUST WAS 53 MPH...WHICH OCCURRED ON THE
2ND.



...THE GREYBULL WY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              86   10/04/2010
                        10/09/2003
 LOW                9   10/31/2006
HIGHEST            80   10/25
                        10/15
LOWEST             23   10/28
AVG. MAXIMUM     69.1              59.9     9.2
AVG. MINIMUM     35.1              32.0     3.1
MEAN             52.1              46.0     6.1
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     12
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.48   2011
 MINIMUM         0.06   2012
TOTALS           0.01R             0.60   -0.59
DAILY AVG.       0.00              0.02   -0.02
DAYS >= .01         1
DAYS >= .10         0
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.08   09/30 TO 10/01

DEGREE_DAYS
HEATING TOTAL     390               591    -201
 SINCE 7/1        569               822    -253
COOLING TOTAL       0                 0       0
 SINCE 1/1        698               669      29
.................................................

WIND (MPH)
AVERAGE WIND SPEED              6.2
HIGHEST WIND SPEED/DIRECTION    41/340    DATE  10/02
HIGHEST GUST SPEED/DIRECTION    53/330    DATE  10/02

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.10
NUMBER OF DAYS FAIR           29
NUMBER OF DAYS PC              2
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     49

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

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

LOOKING AHEAD TO NOVEMBER 2014...THE AVERAGE HIGH TEMPERATURE ON THE FIRST
OF THE MONTH IS 53 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 26
DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 34
DEGREES...AND THE AVERAGE LOW IS 10 DEGREES. THE AVERAGE MONTHLY
PRECIPITATION IS 0.30 INCHES.

$$







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