Climatological Report (Monthly)
Issued by NWS

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CLMCPR

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CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1139 AM MST SUN MAR 1 2015

...PRELIMINARY MONTHLY CLIMATE SUMMARY FOR THE NATRONA COUNTY
INTERNATIONAL AIRPORT NEAR CASPER FOR THE MONTH OF FEBRUARY 2015...

..OFFICIAL CLIMATE DATA FOR THE MONTH OF FEBRUARY 2015 WILL BE
AVAILABLE APPROXIMATELY IN APRIL 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/...

...CASPER WAS WARMER AND WETTER THAN AVERAGE FOR FEBRUARY...

THE AVERAGE TEMPERATURE FOR CASPER IN FEBRUARY WAS 30.2
DEGREES...WHICH WAS 3.5 DEGREES ABOVE NORMAL. THE WARMEST READING
FOR THE MONTH WAS 62 DEGREES ON THE 9TH. SEVERAL RECORD HIGH TEMPS
WERE SET DURING THE MONTH: A RECORD HIGH OF 60 DEGREES OCCURRED ON
THE 7TH...BREAKING THE PREVIOUS RECORD OF 59 DEGREES...SET IN 1963.
A RECORD HIGH OF 61 DEGREES OCCURRED ON THE 13TH...BREAKING THE
PREVIOUS RECORD OF 58 DEGREES...SET IN 1996. AND...A RECORD HIGH OF
57 DEGREES OCCURRED ON THE 14TH...TYING THE PREVIOUS RECORD OF 57
DEGREES...SET IN 1981. THE COLDEST READING OF THE MONTH WAS -8
DEGREES ON THE 22ND. NO RECORD LOW TEMPERATURES WERE SET DURING THE
MONTH...HOWEVER...TWO RECORD WARM LOW TEMPERATURES OCCURRED. ON THE
6TH...A RECORD WARMEST LOW TEMPERATURE OF 40 DEGREES BROKE THE PREVIOUS
RECORD OF 35 DEGREES...LAST SET IN 1996. AND ON THE 7TH...A RECORD
WARMEST LOW TEMPERATURE OF 39 DEGREES BROKE THE PREVIOUS RECORD OF
38 DEGREES...LAST SET IN 1996.

TOTAL PRECIPITATION FOR THE MONTH WAS 0.79 INCHES...WHICH WAS 139
PERCENT OF NORMAL. THE WETTEST 24 HOUR PERIOD OF THE MONTH...WAS ON
THE 3RD TO THE 4TH...WHEN 0.30 OF AN INCH OF PRECIPITATION FELL. TWO
PRECIPITATION RECORDS WERE SET DURING THE MONTH. ON THE 4TH...A
RECORD 0.23 INCHES FELL...BREAKING THE PREVIOUS RECORD OF 0.18
INCHES...LAST SET IN 1986. AND ON THE 16TH A RECORD 0.15 INCHES
FELL...BREAKING THE PREVIOUS RECORD OF 0.09 INCHES...LAST SET IN
1998. THE TOTAL SNOW FOR THE MONTH WAS 12.4 INCHES...WHICH WAS 127
PERCENT OF NORMAL. TWO DAILY SNOW FALL RECORDS DURING THE MONTH OF
FEBRUARY. ON THE 16TH...A RECORD 3.3 INCHES OF SNOW FELL...BREAKING
THE OLD RECORD OF 1.5 INCHES...LAST SET IN 2006. AND ON THE 21ST...A
RECORD 2.9 INCHES OF SNOW FELL...BREAKING THE OLD RECORD OF 2.8
INCHES...LAST SET IN 1950. THE HIGHEST WIND GUST WAS 59 MPH...WHICH
OCCURRED ON THE 7TH.

...THE CASPER WY CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH              68   02/21/1982
 LOW              -32   02/17/2006
HIGHEST            62   02/09
LOWEST             -8   02/22
AVG. MAXIMUM     42.1              37.8     4.3
AVG. MINIMUM     18.3              15.7     2.6
MEAN             30.2              26.7     3.5
DAYS MAX >= 90      0
DAYS MAX <= 32     10
DAYS MIN <= 32     25
DAYS MIN <= 0       4

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         1.42   1987
 MINIMUM         0.13   2005
TOTALS           0.79              0.57    0.22
DAILY AVG.       0.03              0.02    0.01
DAYS >= .01         8
DAYS >= .10         4
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.30   02/03 TO 02/04

SNOWFALL (INCHES)
TOTALS           12.4               9.8     2.6
SINCE 7/1        51.4              49.4     2.0
DAYS >= 1.0         4

DEGREE_DAYS
HEATING TOTAL     969              1071    -102
 SINCE 7/1       5051              5448    -397
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              11.6
RESULTANT WIND SPEED/DIRECTION   6/243
HIGHEST WIND SPEED/DIRECTION    45/250    DATE  02/07
HIGHEST GUST SPEED/DIRECTION    59/250    DATE  02/07

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     61

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                1     SNOW                       7
LIGHT SNOW               11     SLEET                      0
FOG                      12     FOG W/VIS <= 1/4 MILE      1
HAZE                      9

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

LOOKING AHEAD TO MARCH 2015...THE AVERAGE HIGH TEMPERATURE ON THE
FIRST OF THE MONTH IS 43 DEGREES...AND THE AVERAGE LOW TEMPERATURE
IS 19 DEGREES. THE AVERAGE HIGH BY THE END OF THE MONTH IS 52
DEGREES...AND THE AVERAGE LOW IS 26 DEGREES. THE AVERAGE MONTHLY
PRECIPITATION IS 0.82 INCHES. THE AVERAGE SNOWFALL IS 10.9 INCHES.

$$







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