SXUS73 KARX 231720 AAA RERLSE RECORD EVENT REPORT NATIONAL WEATHER SERVICE LA CROSSE WI 1119 AM CST TUE DEC 23 2015 ...WETTEST DECEMBER IN LA CROSSE WI... THROUGH 1053 AM THIS MORNING...LA CROSSE REGIONAL AIRPORT HAS RECEIVED 0.18 INCHES OF PRECIPITATION. THIS RAISED THE DECEMBER PRECIPITATION TOTAL TO 3.53 INCHES. THIS SURPASSED 1875 FOR THE WETTEST DECEMBER /3.43 INCHES/ EVER RECORDED IN LA CROSSE WI. PRECIPITATION RECORDS IN LA CROSSE WI BEGAN IN 1872. BELOW ARE THE TOP TEN WETTEST DECEMBERS IN LA CROSSE WI... WETTEST DECEMBERS IN LA CROSSE WI 1872-2015 PRECIPITATION RANK TOTAL YEAR ---- ------------- ---- 1 3.53 INCHES+ 2015 2 3.43 INCHES 1875 3 3.36 INCHES 2009 4 3.27 INCHES 1891 5 3.02 INCHES 1911 6 2.91 INCHES 1990 7 2.78 INCHES 1927 8 2.67 INCHES 1879 9 2.64 INCHES 2007 10 2.55 INCHES 1971 + THROUGH 1053 AM ON DECEMBER 23RD $$ BOYNE SXUS73 KARX 232041 AAA RERLSE RECORD EVENT REPORT NATIONAL WEATHER SERVICE LA CROSSE WI 240 PM CST TUE DEC 23 2015 ...ASTRONOMICAL AUTUMN WAS THE WARMEST EVER RECORDED AT BOTH LA CROSSE WI AND ROCHESTER MN... THE 2015 ASTRONOMICAL AUTUMN (WHICH RAN FROM SEPTEMBER 23RD THROUGH DECEMBER 20TH) WAS THE WARMEST EVER RECORDED AT BOTH LA CROSSE WI AND ROCHESTER MN. WHILE IT WAS WETTER THAN NORMAL, SNOWFALL AMOUNTS WERE BELOW NORMAL. BELOW ARE MORE DETAILS ON EACH OF THESE SITES... LA CROSSE WI... TEMPERATURES - WARMEST EVER RECORDED DURING ASTRONOMICAL AUTUMN, TEMPERATURES AVERAGED 47.1 DEGREES AT LA CROSSE REGIONAL AIRPORT. THIS WAS 7.1 DEGREES WARMER THAN THE LONG- TERM (1872-2015) AVERAGE OF 40.0 DEGREES. THIS SURPASSED 1998 (46.8 DEGREES) FOR THE WARMEST ASTRONOMICAL AUTUMN. THE AVERAGE HIGH TEMPERATURE WAS 56.0 DEGREES. THIS WAS 7.5 DEGREES WARMER THAN THE LONG-TERM AVERAGE OF 48.5 DEGREES. THIS SURPASSED 1998 (55.6 DEGREES) FOR THE WARMEST AVERAGE HIGH TEMPERATURE DURING AN ASTRONOMICAL AUTUMN. THE AVERAGE LOW TEMPERATURE WAS 38.3 DEGREES. THIS WAS 6.8 DEGREES WARMER THAN THE LONG-TERM AVERAGE OF 31.5 DEGREES. THIS SURPASSED 1998 (38.1 DEGREES) FOR THE WARMEST AVERAGE LOW TEMPERATURE DURING AN ASTRONOMICAL AUTUMN. THE LOW TEMPERATURE WAS BELOW FREEZING ONLY ON 25 DAYS (LEAST EVER - PREVIOUS RECORD WAS 27 DAYS IN 1998) AND BELOW ZERO ON 0 DAYS. THE WARMEST HIGH TEMPERATURE WAS 85 DEGREES ON OCTOBER 11TH. THE COLDEST HIGH TEMPERATURE WAS 27 DEGREES ON DECEMBER 18TH. THE WARMEST LOW TEMPERATURE WAS 63 DEGREES ON SEPTEMBER 24TH AND SEPTEMBER 28TH. THE COLDEST LOW TEMPERATURE WAS 10 DEGREES ON DECEMBER 19TH. PRECIPITATION - WETTER THAN AVERAGE DURING ASTRONOMICAL AUTUMN, A TOTAL OF 7.56 INCHES OF PRECIPITATION FELL AT LA CROSSE REGIONAL AIRPORT. THIS WAS 1.82 INCHES DRIER THAN THE LONG-TERM AVERAGE OF 5.74 INCHES. THIS WAS THE 27TH WETTEST ASTRONOMICAL AUTUMN. THIS WAS THE WETTEST SINCE 2010 WHEN 9.99 INCHES FELL. THE WETTEST DAY OCCURRED ON DECEMBER 13TH WHEN 1.71 INCHES OF PRECIPITATION FELL. MEASURABLE (0.01 INCHES OR GREATER) PRECIPITATION FELL ON 23 DAYS (25.8 PERCENT) AND TRACE AMOUNTS OF PRECIPITATION FELL ON ANOTHER 8 DAYS (9.0 PERCENT). SNOWFALL - 9TH LEAST DURING ASTRONOMICAL AUTUMN, A TOTAL OF 1.9 INCHES OF SNOW FELL AT LA CROSSE REGIONAL AIRPORT. THIS WAS 8.3 INCHES BELOW THE LONG-TERM AVERAGE OF 10.2 INCHES. THE SNOWIEST DAY OCCURRED ON NOVEMBER 20TH WHEN 0.7 INCHES OF SNOW FELL. MEASURABLE (0.1 INCHES OR GREATER) SNOW FELL ON 5 DAYS (5.6 PERCENT) AND TRACE AMOUNTS OF SNOW FELL ON ANOTHER 6 DAYS (6.7 PERCENT). SNOW DEPTH - TIED FOR LEAST DURING ASTRONOMICAL AUTUMN, THE AVERAGE SNOW DEPTH AT LA CROSSE REGIONAL AIRPORT WAS 0 INCHES. THIS WAS 0.7 INCHES BELOW THE LONG- TERM AVERAGE OF 0.7 INCHES. THE GREATEST SNOW DEPTH WAS 1 INCHES ON 3 DAYS. ROCHESTER - TEMPERATURES - TIED FOR THE WARMEST EVER RECORDED DURING ASTRONOMICAL AUTUMN, TEMPERATURES AVERAGED 43.9 DEGREES AT ROCHESTER INTERNATIONAL AIRPORT. THIS WAS 6.5 DEGREES WARMER THAN THE LONG-TERM (1886-2015) AVERAGE OF 37.4 DEGREES. THIS TIED 2001 (46.8 DEGREES) FOR THE WARMEST ASTRONOMICAL AUTUMN. THE AVERAGE HIGH TEMPERATURE WAS 52.6 DEGREES. THIS WAS 5.8 DEGREES WARMER THAN THE LONG-TERM AVERAGE OF 46.8 DEGREES. THIS TIED 1913, 1918, AND 1931 FOR THE 3RD WARMEST AVERAGE HIGH TEMPERATURE DURING AN ASTRONOMICAL AUTUMN. ONLY 1953 (53.9 DEGREES) AND 2001 (53.2 DEGREES) WERE WARMER. THE AVERAGE LOW TEMPERATURE WAS 35.2 DEGREES. THIS WAS 7.3 DEGREES WARMER THAN THE LONG-TERM AVERAGE OF 27.9 DEGREES. THIS SURPASSED 1931 (34.7DEGREES) FOR THE WARMEST AVERAGE LOW TEMPERATURE DURING AN ASTRONOMICAL AUTUMN. THE LOW TEMPERATURE WAS BELOW FREEZING ONLY ON 1931 (34.7DEGREES) FOR THE WARMEST AVERAGE LOW TEMPERATURE DURING AN ASTRONOMICAL AUTUMN. THE LOW TEMPERATURE WAS BELOW FREEZING ONLY ON 39 DAYS (LEAST EVER - PREVIOUS RECORD WAS 27 DAYS IN 1931 AND 2001) AND BELOW ZERO ON 0 DAYS. THE WARMEST HIGH TEMPERATURE WAS 84 DEGREES ON OCTOBER 11TH. THE COLDEST HIGH TEMPERATURE WAS 23 DEGREES ON DECEMBER 18TH. THE WARMEST LOW TEMPERATURE WAS 59 DEGREES FROM SEPTEMBER 23RD THROUGH SEPTEMBER 25TH AND ON SEPTEMBER 28TH. THE COLDEST LOW TEMPERATURE WAS 6 DEGREES ON DECEMBER 19TH. PRECIPITATION - WETTER THAN AVERAGE DURING ASTRONOMICAL AUTUMN, A TOTAL OF 6.26 INCHES OF PRECIPITATION FELL AT ROCHESTER INTERNATIONAL AIRPORT. THIS WAS 0.99 INCHES DRIER THAN THE LONG-TERM AVERAGE OF 5.27 INCHES. THE WETTEST DAY OCCURRED ON DECEMBER 14TH WHEN 1.15 INCHES OF PRECIPITATION FELL. MEASURABLE (0.01 INCHES OR GREATER) PRECIPITATION FELL ON 26 DAYS (29.2 PERCENT) AND TRACE AMOUNTS OF PRECIPITATION FELL ON ANOTHER 7 DAYS (7.9 PERCENT). SNOWFALL - 9TH LEAST SNOW DURING ASTRONOMICAL AUTUMN, A TOTAL OF 3.1 INCHES OF SNOW FELL AT ROCHESTER INTERNATIONAL AIRPORT. THIS WAS 9.3 INCHES BELOW THE LONG- TERM AVERAGE OF 12.4 INCHES. THIS WAS THE LEAST SINCE 2001 WHEN ONLY 1 INCH FELL. THE LEAST WAS 0.5 INCHES IN 1960. THE SNOWIEST DAY OCCURRED ON NOVEMBER 20TH WHEN 1.3 INCHES OF SNOW FELL. MEASURABLE (0.1 INCHES OR GREATER) SNOW FELL ON 6 DAYS (6.7 PERCENT) MEASURABLE (0.1 INCHES OR GREATER) SNOW FELL ON 6 DAYS (6.7 PERCENT) AND TRACE AMOUNTS OF SNOW FELL ON ANOTHER 4 DAYS (4.5 PERCENT). SNOW DEPTH - TIED FOR THE LEAST DURING ASTRONOMICAL AUTUMN, THE AVERAGE SNOW DEPTH AT ROCHESTER INTERNATIONAL AIRPORT WAS 0 INCHES. THIS WAS 0.8 INCHES BELOW THAN THE LONG-TERM AVERAGE OF 0.8 INCHES. THE GREATEST SNOW DEPTH WAS 1 INCHES ON NOVEMBER 30TH. $$ BOYNE SXUS73 KARX 011640 CCA RERLSE RECORD EVENT REPORT NATIONAL WEATHER SERVICE LA CROSSE WI 1039 AM CST FRI JAN 1 2016 ...WETTEST DECEMBER AND WINTER MONTH IN LA CROSSE WI... DURING DECEMBER OF 2015...LA CROSSE REGIONAL AIRPORT RECEIVED 4.93 INCHES OF PRECIPITATION. THIS WAS 3.57 INCHES WETTER THAN THE 1981-2010 NORMAL OF 1.36 INCHES. THIS SURPASSED DECEMBER OF 1875 BY 1.50 INCHES FOR THE WETTEST DECEMBER /3.43 INCHES/ EVER RECORDED IN LA CROSSE WI. PRECIPITATION RECORDS IN LA CROSSE WI BEGAN IN 1872. BELOW ARE THE TOP TEN WETTEST DECEMBERS IN LA CROSSE WI... WETTEST DECEMBERS IN LA CROSSE WI 1872-2015 PRECIPITATION RANK TOTAL YEAR ---- ------------- ---- 1 4.93 INCHES 2015 2 3.43 INCHES 1875 3 3.36 INCHES 2009 4 3.27 INCHES 1891 5 3.02 INCHES 1911 6 2.91 INCHES 1990 7 2.78 INCHES 1927 8 2.67 INCHES 1879 9 2.64 INCHES 2007 10 2.55 INCHES 1971 THIS ALSO BECAME THE WETTEST WINTER MONTH EVER RECORDED IN LA CROSSE WI. PRIOR TO THIS MONTH...FEBRUARY 1922 WAS THE WETTEST WINTER MONTH WITH 4.04 INCHES OF PRECIPITATION. BELOW ARE THE TOP TEN WETTEST WINTER MONTHS IN LA CROSSE WI... WETTEST WINTER MONTHS IN LA CROSSE WI 1872-2015 PRECIPITATION RANK TOTAL MONTH ---- ------------- ----- 1 4.93 INCHES DEC 2015 2 4.04 INCHES FEB 1922 3 3.44 INCHES JAN 1886 4 3.43 INCHES DEC 1875 5 3.42 INCHES JAN 1929 6 3.36 INCHES DEC 2009 7 3.35 INCHES FEB 1875 8 3.27 INCHES DEC 1891 9 3.14 INCHES FEB 1915 10 3.03 INCHES JAN 1996 THIS MONTH SURPASSED THE 1981-2010 WINTER PRECIPITATION NORMAL /3.53 INCHES/ BY 1.40 INCHES AND THIS WINTER IS NOW TIED WITH 1879-1880 FOR THE 17TH WETTEST WINTER. THE WETTEST WINTER IN LA CROSSE OCCURRED BACK IN 1875-76 WHEN 7.47 INCHES OF PRECIPITATION FELL. $$ BOYNE