Climatological Report (Monthly)
Issued by NWS

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CXUS55 KCYS 061738
CLMAIA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1138 AM MDT THU JUN 6 2013

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

...THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              98   05/22/2012
 LOW               12   05/02/2005
HIGHEST            92   05/13        MM      MM       98
LOWEST             19   05/02        MM      MM       23
AVG. MAXIMUM     70.3              70.3     0.0     74.8
AVG. MINIMUM     41.4              39.3     2.1     38.7
MEAN             55.9              54.8     1.1     56.7
DAYS MAX >= 90      2               0.6                3
DAYS MAX <= 32      0               0.0                0
DAYS MIN <= 32      6               5.2                9
DAYS MIN <= 0       0               0.0                0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.98   1942
 MINIMUM         0.00   2011
TOTALS           2.50              2.65   -0.15     0.29
DAYS >= .01        14                MM      MM        7
DAYS >= .10         8                MM      MM        1
DAYS >= .50         1                MM      MM        0
DAYS >= 1.00        0                MM      MM        0
GREATEST
 24 HR. TOTAL    0.70   05/19 TO 05/20

DEGREE_DAYS
HEATING TOTAL     298               326     -28      268
 SINCE 7/1       7128              7215     -87     6521
COOLING TOTAL      22                10      12       20
 SINCE 1/1         22                10      12       20
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.3
HIGHEST WIND SPEED/DIRECTION    44/300    DATE  05/20
HIGHEST GUST SPEED/DIRECTION    56/170    DATE  05/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             10
NUMBER OF DAYS CLOUDY          3

AVERAGE RH (PERCENT)     64

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       6
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      3
HAZE                      0

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

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