Climatological Report (Monthly)
Issued by NWS Riverton, WY

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CXUS55 KRIW 020901 AAA
CLMRIW

CXUS55 KRIW DDHHMM AAA
CLMRIW

CLIMATE REPORT...AMENDED
NATIONAL WEATHER SERVICE RIVERTON WY
315 PM MDT FRI APR 1 2016

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR RIVERTON REGIONAL AIRPORT
FOR THE MONTH OF MARCH 2016...

..OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2016 WILL BE
AVAILABLE APPROXIMATELY IN MAY 2016 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

...MARCH SAW RECORD WARMTH AND PRECIPITATION AT RIVERTON...

THE AVERAGE TEMPERATURE FOR RIVERTON IN MARCH WAS 38.7 DEGREES...
WHICH WAS 3.3 DEGREES ABOVE NORMAL. THIS WAS THE 4TH WARMEST MARCH
SINCE RECORDS BEGAN IN 1996. THE WARMEST READING OF THE MONTH WAS 66
DEGREES ON THE 21ST...AND THE COOLEST WAS 13 DEGREES ON THE 19TH.
ONLY ONE DAILY RECORD HIGH WAS SET...66 DEGREES ON THE 6TH WHICH
TIED THE RECORD FROM 2005. ONE RECORD LOW WAS ALSO SET...13 DEGREES
ON THE 19TH WHICH TIED THE RECORD FROM 1998.

TOTAL PRECIPITATION FOR THE MONTH WAS 2.13 INCHES...WHICH WAS 387
PERCENT OF NORMAL. THIS MAKES IT THE WETTEST MARCH ON RECORD SINCE
RECORDS STARTED IN 1996. THE WETTEST 24 HOUR PERIOD OF THE MONTH WAS
THE 29TH AND 30TH...WHEN 0.78 OF AN INCH OF PRECIPITATION FELL.
TOTAL SNOWFALL FOR MARCH WAS 21.5 INCHES...WHICH MAKES IT ALSO
THE SNOWIEST MARCH ON RECORD SINCE 1996. THE HIGHEST WIND GUST WAS
46 MPH ON THE 14TH.

PRECIPITATION AND SNOW RECORDS INCLUDE...
 0.41 OF PRECIP ON THE 7TH...  OLD 0.04 FROM 2014
 0.35 OF PRECIP ON THE 22ND... OLD 0.28 FROM 2009
 0.70 OF PRECIP ON THE 29TH... OLD 0.14 FROM 2009
 0.45 OF PRECIP ON THE 30TH... OLD 0.10 FROM 2001
 1.9 INCHES OF SNOW ON THE 7TH...  OLD 0.5 FROM 2012
 1.5 INCHES OF SNOW ON THE 22ND... OLD TRACE FROM 2011
 0.5 INCHES OF SNOW ON THE 26TH... OLD 0.5 FROM 2009
 8.8 INCHES OF SNOW ON THE 29TH... OLD 7.4 FROM 1998
 6.6 INCHES OF SNOW ON THE 30TH... OLD 2.1 FROM 1998

...THE RIVERTON WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              76   03/31/2012
 LOW               -9   03/04/2015
HIGHEST            66   03/21
LOWEST             13   03/19
AVG. MAXIMUM     50.4              47.4     3.0
AVG. MINIMUM     26.9              23.4     3.5
MEAN             38.7              35.4     3.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     29
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.13   2016
 MINIMUM            T   2004
TOTALS           2.13              0.55    1.58
DAILY AVG.       0.07              0.02    0.05
DAYS >= .01         9
DAYS >= .10         5
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.78   03/29 TO 03/30


SNOWFALL (INCHES)
TOTALS           21.5R               MM      MM
SINCE 7/1        49.7                MM      MM
SNOWDEPTH AVG.      1
DAYS >= 1.0         5

DEGREE_DAYS
HEATING TOTAL     810               918    -108
 SINCE 7/1       6131              6772    -641
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.2
RESULTANT WIND SPEED/DIRECTION   5/300
HIGHEST WIND SPEED/DIRECTION    36/260    DATE  03/14
HIGHEST GUST SPEED/DIRECTION    46/260    DATE  03/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           20
NUMBER OF DAYS PC              4
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     51

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                4     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW                9     SLEET                      0
FOG                       9     FOG W/VIS <= 1/4 MILE      2
HAZE                      4

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

LOOKING AHEAD TO APRIL 2016...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 53 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 28 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 62
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 35 DEGREES. THE AVERAGE
MONTHLY PRECIPITATION IS 1.30 INCHES.

$$



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