Climatological Report (Daily)
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CDUS45 KRIW 280728
CLIP60

CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST FRI NOV 28 2025

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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR NOVEMBER 27 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1998 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         35   3:04 PM  43    1998  27      8       23
                                      2017
  MINIMUM         22   2:45 AM -12    2015   7     15        4
  AVERAGE         29                        17     12       14

PRECIPITATION (IN)
  YESTERDAY        0.00          0.52 2017   0.07  -0.07     0.00
  MONTH TO DATE    0.93                      1.85  -0.92     1.15
  SINCE SEP 1      5.87                      5.27   0.60     3.18
  SINCE JAN 1     17.58                     20.53  -2.95    18.37

DEGREE DAYS
 HEATING
  YESTERDAY       36                        48    -12       51
  MONTH TO DATE  896                      1158   -262     1160
  SINCE SEP 1   2289                      2718   -429     2381
  SINCE JUL 1   2805                      3360   -555     2958

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JAN 1      1                         0      1        0
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     1.2


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           7:00 AM
 LOWEST     69           3:00 PM
 AVERAGE    83

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   27        40      2011
                                             2014
                                             2021
 MINIMUM TEMPERATURE (F)    7       -13      2004
                                             2022


SUNRISE AND SUNSET
NOVEMBER 28 2025......SUNRISE   7:35 AM MST   SUNSET   4:44 PM MST
NOVEMBER 29 2025......SUNRISE   7:36 AM MST   SUNSET   4:44 PM MST


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




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