Climatological Report (Daily)
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293
CDUS45 KCYS 210729
CLIAIA

CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
129 AM MDT MON SEP 21 2026

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

...THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         67    221 PM  97    1956  76     -9       81
  MINIMUM         48   1159 PM  27    1927  41      7       43
  AVERAGE         58                        58      0       62

PRECIPITATION (IN)
  YESTERDAY        0.10          0.89 1995   0.04   0.06     0.00
  MONTH TO DATE    2.60                      0.87   1.73     1.69
  SINCE SEP 1      2.60                      0.87   1.73     1.69
  SINCE JAN 1     12.85                     13.11  -0.26    13.17

DEGREE DAYS
 HEATING
  YESTERDAY        7                         8     -1        3
  MONTH TO DATE   25                        92    -67       56
  SINCE SEP 1     25                        92    -67       56
  SINCE JUL 1     32                       129    -97       59

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   92                        40     52       35
  SINCE SEP 1     92                        40     52       35
  SINCE JAN 1    890                       557    333      683
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     7.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     70           300 PM
 AVERAGE    85

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


THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        94      2005
 MINIMUM TEMPERATURE (F)   41        22      1913


SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE   638 AM MDT   SUNSET   650 PM MDT
SEPTEMBER 22 2026.....SUNRISE   639 AM MDT   SUNSET   648 PM MDT


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




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