weather.gov     
National Weather Service

Climatological Report (Monthly)
NWS Homepage
This page is being discontinued on March 12, 2014.
The same data is available at this site. Please update your bookmarks.
Thank you, and we apologize for the inconvenience.
Please send an email to SR-SRH.Webmaster@noaa.gov with any concerns.


Current Version
Previous Version:    01  02  03  04  05  06  07  08  09  10  11  12  13  14  15  
[Printable]
010
CXUS55 KRIW 021120
CLMP60

CYSCLMP60 000
TTAA00 KRIW 011318


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
610 AM MST MON DEC 1 2014

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR LAKE YELLOWSTONE FOR THE
MONTH OF NOVEMBER 2014...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF NOVEMBER 2014 WILL BE
AVAILABLE APPROXIMATELY IN JANUARY 2015 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/...

...NOVEMBER WAS SLIGHTLY COOLER AND WETTER THAN AVERAGE AT LAKE
YELLOWSTONE...

THE AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN NOVEMBER WAS 21.4
DEGREES...WHICH WAS 1.2 DEGREES BELOW NORMAL. THE WARMEST DAILY HIGH
FOR THE MONTH WAS 57 DEGREES ON THE 1ST...WHICH BROKE THE PREVIOUS
RECORD OF 47 DEGREES...SET IN 2012. THIS ALSO TIED THE WARMEST
RECORDED TEMPERATURE IN NOVEMBER. A NEW RECORD HIGH OF 40 DEGREES
OCCURRED ON THE 28TH...TYING THE PREVIOUS RECORD SET IN 2011. THE
COLDEST READING FOR THE MONTH WAS -20 DEGREES ON THE 12TH...WHICH
BROKE THE PREVIOUS RECORD OF -9 DEGREES...SET IN 2000. A NEW RECORD
LOW OF -12 DEGREES OCCURRED ON THE 11TH...BREAKING THE PREVIOUS
RECORD OF -6...SET IN 2012. A NEW RECORD LOW OF -17 DEGREES OCCURRED
ON THE 15TH...BREAKING THE PREVIOUS RECORD OF -11...SET IN 2005. A
NEW RECORD LOW OF -17 DEGREES OCCURRED ON THE 16TH...BREAKING THE
PREVIOUS RECORD OF -11...SET IN 2011. A NEW RECORD LOW OF -13
DEGREES OCCURRED ON THE 17TH...BREAKING THE PREVIOUS RECORD OF
-2...SET IN 2000. A NEW RECORD LOW OF -5 DEGREES OCCURRED ON THE
18TH...BREAKING THE PREVIOUS RECORD OF 3...SET IN 2000.

TOTAL PRECIPITATION FOR THE MONTH WAS 2.18 INCHES...WHICH WAS 105
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE
13TH AND 14TH...WHEN 0.50 OF AN INCH OF PRECIPITATION FELL. 0.42 OF
AN INCH OF PRECIPITATION FELL ON THE 14TH...BREAKING THE PREVIOUS
RECORD OF 0.20 INCHES SET IN 2006. 0.46 OF AN INCH OF PRECIPITATION
FELL ON THE 25TH...BREAKING THE PREVIOUS RECORD OF 0.31 INCHES SET
IN 2012.  0.34 OF AN INCH OF PRECIPITATION FELL ON THE
29TH...BREAKING THE PREVIOUS RECORD OF 0.15 INCHES SET IN 2005. THE
HIGHEST WIND GUST WAS 34 MPH...WHICH OCCURRED ON THE 29TH.

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER
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              57   11/01/2014
                        11/12/1999
                        11/07/1999
 LOW              -23   11/25/2010
HIGHEST            57R  11/01
LOWEST            -20   11/12
AVG. MAXIMUM     31.1
AVG. MINIMUM     11.7
MEAN             21.4              22.6    -1.2
DAYS MAX >= 90      0
DAYS MAX <= 32     15
DAYS MIN <= 32     30
DAYS MIN <= 0       8

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.66   2005
 MINIMUM         0.42   2000
TOTALS           2.18              2.08    0.10
DAILY AVG.       0.07
DAYS >= .01        15
DAYS >= .10         7
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.50   11/13 TO 11/14

DEGREE_DAYS
HEATING TOTAL    1299              1272      27
 SINCE 7/1       3327              3320       7
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              4.0
HIGHEST WIND SPEED/DIRECTION    18/250    DATE  11/29
HIGHEST GUST SPEED/DIRECTION    34/230    DATE  11/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           30
NUMBER OF DAYS PC              0
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     72

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     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                      0

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

LOOKING AHEAD TO DECEMBER 2014...THE AVERAGE HIGH TEMPERATURE ON
THE FIRST OF THE MONTH IS 27 DEGREES...AND THE AVERAGE LOW
TEMPERATURE IS 10 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH
IS 21 DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 4. THE AVERAGE
MONTHLY PRECIPITATION IS 2.10 INCHES.

$$







U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE