082
CDUS45 KRIW 160745
CLIP60
CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
145 AM MDT TUE MAY 16 2023
...............................
..THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 15 2023
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2023
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 59 2:40 PM 65 2013 50 9 53
MINIMUM 29 5:26 AM 19 1999 26 3 24
AVERAGE 44 38 6 39
PRECIPITATION (IN)
YESTERDAY 0.00 0.64 2015 0.07 -0.07 0.00
MONTH TO DATE 0.84 1.00 -0.16 1.88
SINCE MAR 1 6.77 5.18 1.59 6.51
SINCE JAN 1 9.98 8.68 1.30 8.97
DEGREE DAYS
HEATING
YESTERDAY 21 27 -6 26
MONTH TO DATE 385 436 -51 472
SINCE MAR 1 3176 2882 294 2919
SINCE JUL 1 11151 11086 65 10627
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 0
SINCE JAN 1 0 0 0 0
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 1.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 5:00 AM
LOWEST 40 2:00 PM
AVERAGE 68
......................................................
THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 51 69 2006
MINIMUM TEMPERATURE (F) 27 22 2009
SUNRISE AND SUNSET
MAY 16 2023...........SUNRISE 5:53 AM MDT SUNSET 8:44 PM MDT
MAY 17 2023...........SUNRISE 5:52 AM MDT SUNSET 8:45 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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