149  
SXUS73 KARX 202107  
RERARX  
 
RECORD EVENT REPORT  
NATIONAL WEATHER SERVICE LA CROSSE WI  
408 PM CDT WED AUG 20 2025  
   
..DAILY RAINFALL RECORDS FROM THIS PAST WEEKEND
 
 
24-HOUR RAINFALL RECORDS FOR AUGUST 15-16...  
 
NEW RECORDS  
LOCATION RECORD OLD RECORD BEGAN  
-------- ------ ---------- -------  
MONDOVI, WI 2.85 INCHES 1.70 INCHES IN 1954 1908  
ROCHESTER AP 2NE, MN 1.18 INCHES 0.88 INCHES IN 2004 2000  
SPRING VALLEY, MN 1.95 INCHES 0.82 INCHES IN 2009 1886  
WABASHA, MN 1.19 INCHES 0.71 INCHES IN 2004 1892  
 
24-HOUR RAINFALL RECORDS FOR AUGUST 16-17...  
NEW RECORDS  
LOCATION RECORD OLD RECORD BEGAN  
-------- ------ ---------- -------  
DECORAH, IA 2.90 INCHES 1.59 INCHES IN 1938 1893  
FRIENDSHIP, WI 1.63 INCHES 1.24 INCHES IN 2000 1930  
GRAND MEADOW, MN 6.30 INCHES 1.54 INCHES IN 2000 1887  
3RD WETTEST - ONLY 8/13/1911 (6.41 INCHES) AND 9/15/2004  
(7.20 INCHES) WERE WETTER  
LYNXVILLE DAM 9, WI 2.85 INCHES 2.33 INCHES IN 2018 1936  
PRESTON, MN 2.68 INCHES 1.78 INCHES IN 1998 1952  
SPRING VALLEY, MN 1.59 INCHES 0.81 INCHES IN 2017 1886  
 
24-HOUR RAINFALL RECORDS FOR AUGUST 17-18...  
NEW RECORDS  
LOCATION RECORD OLD RECORD BEGAN  
-------- ------ ---------- -------  
ALMA DAM 4, WI 1.32 INCHES 1.26 INCHES IN 1940 1936  
AUSTIN WWTF, MN 2.65 INCHES 2.09 INCHES IN 2015 1937  
CHARLES CITY, IA 3.60 INCHES 2.33 INCHES IN 2005 1893  
DECORAH, IA 8.64 INCHES 1.02 INCHES IN 1954 1893  
WETTEST AUGUST AND WETTEST DAY  
ELMA, IA 6.48 INCHES 1.08 INCHES IN 2005 1907  
2ND WETTEST - ONLY 8/28/2021 (8.74 INCHES) WAS WETTER  
IONIA 2 W, IA 4.27 INCHES 4.18 INCHES IN 2005 2002  
4TH WETTEST - ONLY 8/9/2021 (11.25 INCHES),  
7/22/2017 (9.30 INCHES), AND 9/22/2016 (6 INCHES) WERE WETTER  
MINNESOTA CITY, MN 2.32 INCHES 1.11 INCHES IN 1954 1939  
NASHUA 2 SW, IA 0.88 INCHES 0.68 INCHES IN 2019 2001  
PRESTON, MN 2.35 INCHES 0.71 INCHES IN 1954 1952  
SPRING VALLEY, MN 3.10 INCHES 0.74 INCHES IN 2006 1886  
TREMPEALEAU DAM, WI 0.95 INCHES 0.90 INCHES IN 2006 1936  
WABASHA, MN 2.86 INCHES 0.70 INCHES IN 2014 1892  
WAUKON 3 NNE, IA 2.65 INCHES 2.31 INCHES IN 2005 1934  
WINONA DAM 5A, MN 1.71 INCHES 0.90 INCHES IN 1954 1939  
 
WETTEST AUGUST DAY...  
 
NEW RECORDS  
LOCATION RECORD OLD RECORD BEGAN  
-------- ------ ---------- -------  
DECORAH, IA 8.64 INCHES 8.06 INCHES ON 8/24/2016 1893  
ON 8/17-18/2025  
 
WETTEST CALENDAR DAY...  
 
NEW RECORDS  
LOCATION RECORD OLD RECORD BEGAN  
-------- ------ ---------- -------  
DECORAH, IA 8.64 INCHES 8.06 INCHES ON 8/24/2016 1893  
ON 8/17-18/2025  
 

 
 
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