Climatological Report (Daily)
Issued by NWS
Issued by NWS
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003 CDUS45 KRIW 170729 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 129 AM MDT TUE SEP 17 2024 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR SEPTEMBER 16 2024... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1998 TO 2024 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 66 12:05 PM 77 2000 61 5 67 MINIMUM 37 4:01 AM 27 2007 30 7 30 2016 2017 AVERAGE 52 45 7 49 PRECIPITATION (IN) YESTERDAY 0.06 0.38 2022 0.05 0.01 0.00 MONTH TO DATE 0.60 0.80 -0.20 1.88 SINCE SEP 1 0.60 0.80 -0.20 1.88 SINCE JAN 1 15.79 16.06 -0.27 19.91 DEGREE DAYS HEATING YESTERDAY 13 20 -7 16 MONTH TO DATE 220 276 -56 246 SINCE SEP 1 220 276 -56 246 SINCE JUL 1 797 918 -121 779 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JAN 1 0 0 0 0 ................................................................... WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (160) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (160) AVERAGE WIND SPEED 1.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. THUNDERSTORM LIGHT RAIN RELATIVE HUMIDITY (PERCENT) HIGHEST 85 4:00 AM LOWEST 35 12:00 PM AVERAGE 60 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 60 73 2009 2020 MINIMUM TEMPERATURE (F) 30 24 2003 2017 SUNRISE AND SUNSET SEPTEMBER 17 2024.....SUNRISE 7:04 AM MDT SUNSET 7:27 PM MDT SEPTEMBER 18 2024.....SUNRISE 7:05 AM MDT SUNSET 7:25 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$