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CXUS55 KRIW 031939
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TTAA00 KRIW 020906


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
305 AM MDT WED APR 2 2014

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

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2014 WILL BE
AVAILABLE APPROXIMATELY IN MAY 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/...

...MARCH WAS SLIGHTLY COLDER AND MUCH WETTER THAN AVERAGE AT
LAKE YELLOWSTONE...

THE AVERAGE TEMPERATURE FOR LAKE YELLOWSTONE IN MARCH WAS 20.5
DEGREES...WHICH WAS 2.5 DEGREES BELOW NORMAL. THIS MAKES IT THE 7TH
COLDEST MARCH ON RECORD. THE WARMEST DAILY HIGH FOR THE MONTH WAS 47
DEGREES ON THE 25TH. THE COLDEST READING FOR THE MONTH WAS -11
DEGREES ON THE 12TH AND 19TH. WHICH EASILY BROKE THE PREVIOUS RECORD
ON THE 19TH...OF 0 DEGREES SET IN 2009. ANOTHER RECORD LOW OF -8
DEGREES WAS SET ON THE 21ST...WHICH BROKE THE PREVIOUS RECORD OF -5
DEGREES...SET IN 2008.

TOTAL PRECIPITATION FOR THE MONTH WAS 4.58 INCHES...WHICH WAS 379
PERCENT OF NORMAL. THIS MAKES IT THE WETTEST MARCH ON RECORD. THE
WETTEST 24 HOUR PERIOD OF THE MONTH WAS THE 6TH...WHEN 0.82 OF AN
INCH OF PRECIPITATION FELL. THIS SET A NEW RECORD...BREAKING THE
PREVIOUS RECORD OF 0.46 OF AN INCH...SET IN 2002. SEVERAL OTHER
RECORDS WERE SET DURING THE MONTH. 0.38 OF AN INCH OF PRECIPITATION
FELL ON THE 30TH...BREAKING THE PREVIOUS RECORD OF 0.27 OF AN
INCH...SET IN 2012. 0.76 OF AN INCH FELL ON THE 29TH...BREAKING THE
PREVIOUS RECORD OF 0.47...SET IN 2009. 0.61 OF AN INCH FELL ON THE
26TH...BREAKING THE PREVIOUS RECORD OF 0.39...SET IN 2003. 0.54 OF AN
INCH FELL ON THE 10TH...BREAKING THE PREVIOUS RECORD OF 0.32...SET IN
2011. 0.27 OF AN INCH FELL ON THE 1ST...BREAKING THE PREVIOUS
RECORD OF 0.14...SET IN 1999. THE HIGHEST WIND GUST WAS 34
MPH...WHICH OCCURRED ON THE 17TH.

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR THE MONTH OF MARCH
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              55   03/31/2004
 LOW              -29   03/02/2002
HIGHEST            47   03/25
LOWEST            -11   03/19
                        03/12
AVG. MAXIMUM     34.2
AVG. MINIMUM      6.8
MEAN             20.5              23.0    -2.5
DAYS MAX >= 90      0
DAYS MAX <= 32     12
DAYS MIN <= 32     31
DAYS MIN <= 0       9

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.58   2014
 MINIMUM         0.68   1999
TOTALS           4.58              1.21    3.37
DAILY AVG.       0.15
DAYS >= .01        16
DAYS >= .10        12
DAYS >= .50         4
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.82   03/06 TO 03/06

DEGREE_DAYS
HEATING TOTAL    1373              1302      71
 SINCE 7/1       9426              9239     187
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              3.3
HIGHEST WIND SPEED/DIRECTION    20/280    DATE  03/23
HIGHEST GUST SPEED/DIRECTION    34/250    DATE  03/17

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.00
NUMBER OF DAYS FAIR           31
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 APRIL 2014...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 37 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 14 DEGREE. THE AVERAGE HIGH BY THE END OF THE MONTH IS 42
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 22. THE AVERAGE MONTHLY
PRECIPITATION IS 1.92 INCHES.

$$








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