540
CDUS45 KCYS 200728
CLIAIA
CLIMATE REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
128 AM MDT TUE MAY 20 2025
...............................
..THE ALLIANCE NEBRASKA AIRPORT CLIMATE SUMMARY FOR MAY 19 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 54 1225 PM 93 2009 70 -16 75
MINIMUM 41 1155 PM 23 1997 40 1 49
AVERAGE 48 55 -7 62
PRECIPITATION (IN)
YESTERDAY 0.06 1.54 1957 0.09 -0.03 0.03
MONTH TO DATE 1.33 1.54 -0.21 0.78
SINCE MAR 1 3.00 3.86 -0.86 3.05
SINCE JAN 1 3.83 4.34 -0.51 4.31
DEGREE DAYS
HEATING
YESTERDAY 17 10 7 3
MONTH TO DATE 154 269 -115 239
SINCE MAR 1 1493 1800 -307 1670
SINCE JUL 1 6507 7213 -706 6275
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 18 0 18 0
SINCE MAR 1 20 0 20 2
SINCE JAN 1 20 0 20 2
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 17.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 100 AM
LOWEST 58 400 PM
AVERAGE 79
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THE ALLIANCE NEBRASKA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 1992
2005
MINIMUM TEMPERATURE (F) 41 23 1931
SUNRISE AND SUNSET
MAY 20 2025...........SUNRISE 526 AM MDT SUNSET 810 PM MDT
MAY 21 2025...........SUNRISE 525 AM MDT SUNSET 811 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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