Climatological Report (Monthly)
Issued by NWS

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CXUS55 KRIW 022051
CLMLND

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
242 PM MDT SAT APR 1 2017

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE HUNT FIELD IN LANDER
FOR THE MONTH OF MARCH 2017...

...OFFICIAL CLIMATE DATA FOR THE MONTH OF MARCH 2017 WILL BE
AVAILABLE APPROXIMATELY IN MAY 2017 FROM THE NATIONAL CENTER FOR
ENVIRONMENTAL INFORMATION (HTTP://WWW.NCEI.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 WAS MUCH WARMER AND WETTER THAN NORMAL IN LANDER...

THE AVERAGE TEMPERATURE FOR LANDER IN MARCH WAS 41.8 DEGREES...
WHICH WAS 6.3 DEGREES ABOVE NORMAL. THIS MAKES IT THE 5TH WARMEST
MARCH ON RECORD. THE WARMEST READING OF THE MONTH WAS 72 DEGREES ON
THE 18TH...SETTING A NEW RECORD. THIS BROKE THE PREVIOUS RECORD OF
70 DEGREES...SET IN 2007. THE COLDEST READING WAS 7 DEGREES ON THE
1ST.

TOTAL PRECIPITATION FOR THE MONTH WAS 4.65 INCHES...WHICH WAS 401
PERCENT OF NORMAL. THIS MAKES IT THE WETTEST MARCH ON RECORD. THE
WETTEST 24 HOUR PERIOD DURING THE MONTH WAS ON THE 31ST...WHEN 2.71
INCHES FELL. THIS ALSO SET A NEW RECORD...BREAKING THE PREVIOUS
RECORD OF 1.12 INCHES SET IN 1904. TOTAL SNOWFALL FOR THE MONTH WAS
5.7 INCHES...WHICH WAS 35 PERCENT OF NORMAL. THE HIGHEST WIND GUST
WAS 70 MPH ON THE 5TH.

...THE LANDER WY CLIMATE SUMMARY FOR THE MONTH OF MARCH 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              76   03/31/2015
                        03/31/2012
                        03/30/1966
 LOW              -16   03/02/1960
HIGHEST            72   03/18
LOWEST              7   03/01
AVG. MAXIMUM     54.0              47.4     6.6
AVG. MINIMUM     29.5              23.6     5.9
MEAN             41.8              35.5     6.3
DAYS MAX >= 90      0
DAYS MAX <= 32      1
DAYS MIN <= 32     16
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.59   2016
 MINIMUM         0.03   2004
TOTALS           4.65R             1.16    3.49
DAILY AVG.       0.15              0.04    0.11
DAYS >= .01         9
DAYS >= .10         5
DAYS >= .50         2
DAYS >= 1.00        2
GREATEST
 24 HR. TOTAL    2.71   03/31 TO 03/31

SNOWFALL (INCHES)
TOTALS            5.7              16.1   -10.4
SINCE 7/1        66.7              69.7    -3.0
SNOWDEPTH AVG.      1
DAYS >= 1.0         1

DEGREE_DAYS
HEATING TOTAL     712               915    -203
 SINCE 7/1       6415              6619    -204
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.3
RESULTANT WIND SPEED/DIRECTION   3/262
HIGHEST WIND SPEED/DIRECTION    56/190    DATE  03/05
HIGHEST GUST SPEED/DIRECTION    70/200    DATE  03/05

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.20
NUMBER OF DAYS FAIR           23
NUMBER OF DAYS PC              6
NUMBER OF DAYS CLOUDY          2

AVERAGE RH (PERCENT)     54

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                3     SLEET                      0
FOG                       4     FOG W/VIS <= 1/4 MILE      1
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 2017...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 52 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 28 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 61
DEGREES...AND THE AVERAGE LOW TEMPERATURE IS 35. THE AVERAGE MONTHLY
PRECIPITATION IS 1.87 INCHES.

$$


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