Climatological Report (Monthly)
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CXUS55 KCYS 161633
CLMAIA


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
1033 AM MDT TUE JUN 16 2015

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

...THE ALLIANCE NE AIRPORT CLIMATE SUMMARY FOR THE MONTH OF MAY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1896 TO 2015

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            82   05/02        MM      MM       87
LOWEST             28   05/21        MM      MM       22
AVG. MAXIMUM     62.6              70.3    -7.7     68.5
AVG. MINIMUM     40.5              39.3     1.2     40.3
MEAN             51.6              54.8    -3.2     54.4
DAYS MAX >= 90      0               0.6                0
DAYS MAX <= 32      0               0.0                0
DAYS MIN <= 32      7               5.2                9
DAYS MIN <= 0       0               0.0                0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.98   1942
 MINIMUM         0.00   2011
TOTALS           9.08              2.65    6.43     4.70
DAYS >= .01        19                MM      MM       14
DAYS >= .10        11                MM      MM        7
DAYS >= .50         6                MM      MM        3
DAYS >= 1.00        5                MM      MM        2
GREATEST
 24 HR. TOTAL    1.81   05/09 TO 05/09

DEGREE_DAYS
HEATING TOTAL     404               326      78      336
 SINCE 7/1       6899              7215    -316     7419
COOLING TOTAL       0                10     -10       14
 SINCE 1/1          0                10     -10       14
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              11.2
HIGHEST WIND SPEED/DIRECTION    36/340    DATE  05/10
HIGHEST GUST SPEED/DIRECTION    50/190    DATE  05/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY         14

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      10
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW                4     SLEET                      0
FOG                      19     FOG W/VIS <= 1/4 MILE      7
HAZE                      1

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

$$



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