434 CDUS45 KRIW 110740 CLILND CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 140 AM MDT WED SEP 11 2013 ................................... ...THE LANDER WY CLIMATE SUMMARY FOR SEPTEMBER 10 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1891 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 73 313 PM 87 2009 76 -3 85 1997 1996 MINIMUM 55 1036 PM 31 1928 47 8 60 AVERAGE 64 61 3 73 PRECIPITATION (IN) YESTERDAY 0.00 1.07 1950 0.03 -0.03 0.14 MONTH TO DATE 0.21 0.25 -0.04 0.14 SINCE SEP 1 0.21 0.25 -0.04 0.14 SINCE JAN 1 8.07 9.13 -1.06 4.82 SNOWFALL (IN) YESTERDAY 0.0 0.0 0.0 0.0 MONTH TO DATE 0.0 0.3 -0.3 0.0 SINCE SEP 1 0.0 0.3 -0.3 0.0 SINCE JUL 1 0.0 0.3 -0.3 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 1 5 -4 0 MONTH TO DATE 3 36 -33 7 SINCE SEP 1 3 36 -33 7 SINCE JUL 1 3 76 -73 9 COOLING YESTERDAY 0 1 -1 8 MONTH TO DATE 64 19 45 32 SINCE SEP 1 64 19 45 32 SINCE JAN 1 742 464 278 775 .................................................................. WIND (MPH) HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION SW (240) AVERAGE WIND SPEED 2.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.7 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 72 700 AM LOWEST 38 200 PM AVERAGE 55 .......................................................... THE LANDER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 75 88 1990 1919 MINIMUM TEMPERATURE (F) 46 26 1898 SUNRISE AND SUNSET SEPTEMBER 11 2013.....SUNRISE 651 AM MDT SUNSET 731 PM MDT SEPTEMBER 12 2013.....SUNRISE 652 AM MDT SUNSET 730 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$