229 CDUS45 KRIW 160742 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 140 AM MDT SAT SEP 16 2017 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 15 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1939 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 52 956 AM 92 2000 75 -23 62 MINIMUM 43 1159 PM 28 1965 42 1 41 1947 AVERAGE 48 58 -10 52 PRECIPITATION (IN) YESTERDAY 0.47R 0.27 1965 0.04 0.43 0.17 MONTH TO DATE 0.72 0.48 0.24 0.91 SINCE SEP 1 0.72 0.48 0.24 0.91 SINCE JAN 1 10.64 9.56 1.08 13.08 SNOWFALL (IN) YESTERDAY 0.0 0.1 -0.1 0.0 MONTH TO DATE 0.0 0.4 -0.4 0.0 SINCE SEP 1 0.0 0.4 -0.4 0.0 SINCE JUL 1 0.0 0.4 -0.4 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 17 7 10 13 MONTH TO DATE 42 75 -33 102 SINCE SEP 1 42 75 -33 102 SINCE JUL 1 63 121 -58 162 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 54 22 32 21 SINCE SEP 1 54 22 32 21 SINCE JAN 1 448 419 29 443 .................................................................. WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360) HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (10) AVERAGE WIND SPEED 8.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. RAIN LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 100 700 AM LOWEST 74 200 PM AVERAGE 87 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 74 94 2000 MINIMUM TEMPERATURE (F) 41 19 1965 SUNRISE AND SUNSET SEPTEMBER 16 2017.....SUNRISE 647 AM MDT SUNSET 713 PM MDT SEPTEMBER 17 2017.....SUNRISE 648 AM MDT SUNSET 712 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$