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000
CXUS55 KCYS 101633
CLMCYS


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1032 AM MDT FRI MAY 10 2013

...................................

...THE CHEYENNE WY CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              83   04/30/1992
 LOW               -6   04/02/1975
                        04/02/1936
HIGHEST            73   04/28        55      18       80
LOWEST              5   04/10        30     -25       24
AVG. MAXIMUM     47.4              54.9    -7.5     62.2
AVG. MINIMUM     24.0              30.8    -6.8     34.7
MEAN             35.7              42.8    -7.1     48.5
DAYS MAX >= 90      0               0.0                0
DAYS MAX <= 32      6               1.5                0
DAYS MIN <= 32     23              16.6               16
DAYS MIN <= 0       0               0.0                0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.66   1900
 MINIMUM         0.00   2011
TOTALS           2.97              1.78    1.19     0.39
DAYS >= .01        11              10.3     0.7        9
DAYS >= .10         7               4.1     2.9        2
DAYS >= .50         2               0.9     1.1        0
DAYS >= 1.00        0               0.3    -0.3        0
GREATEST
 24 HR. TOTAL    0.92   04/30 TO 04/30

SNOWFALL (INCHES)
RECORDS
 TOTAL           46.5   MM
TOTALS           37.6              10.2    27.4      0.4
SINCE 7/1        82.8              58.0    24.8     51.5
SNOWDEPTH AVG.      2
DAYS >= TRACE      13               6.1     6.9        4
DAYS >= 1.0         8               2.7     5.3        0
GREATEST
 SNOW DEPTH        12   04/18                         -1  04/16
 24 HR TOTAL      7.3   04/30 TO 04/30           04/15 TO 04/16
                                                          04/16 TO 04/16
                                                          04/16 TO 04/16

DEGREE_DAYS
HEATING TOTAL     871               665     206      487
 SINCE 7/1       6734              6585     149     6092
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.......................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
HIGHEST WIND SPEED/DIRECTION    45/280    DATE  04/05
HIGHEST GUST SPEED/DIRECTION    55/270    DATE  04/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           10
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     60

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          1     HAIL                       0
HEAVY SNOW                0     SNOW                       5
LIGHT SNOW               13     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      9
HAZE                      4

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

$$