August 2007 Rainfall Totals

August 2007 ended up being among the wettest months on record for many locations across the region.  Colton SD and Worthington MN set or tied the record for the most rainfall recorded in any month of the year, and 15 other sites also set a new record for the most rainfall recorded in August.  The image below shows the rainfall totals from across the region in August 2007.  This is followed by a table which gives a break down of the August 2007 rainfall totals, and how this compares to normals and records.  These numbers should be considered preliminary and unofficial until they have been certified.

Map of rainfall totals across the NWS Sioux Falls, SD CWA for August 2007

LOCATION August 2007 Normal August % Normal Departure RANK Record August Rain Record monthly rain - all months
Galva, IA 12.62 4.13 305.57% 8.49 1 9.35 - 2002 14.38 - June 1967
  August 2007 was the 3rd wettest of all months      
Cherokee, IA 12.41 3.49 355.59% 8.92 1 10.62 - 2002 12.90 - September 1926
  August 2007 was the 3rd wettest of all months      
Worthington, MN 12.29 3.48 353.16% 8.81 1 11.90 - 2002 12.29 - June 1993
  August 2007 tied for the wettest of all months on record     
Wakefield, NE 11.64 2.77 420.22% 8.87 1 11.41 - 1923 12.40 - June 1967
  August 2007 was the 2nd wettest of all months      
Storm Lake, IA 10.60 3.83 276.76% 6.77 1 10.29 - 1979 12.45 - September 1965
  August 2007 was the 8th wettest of all months      
Spirit Lake, IA 10.41 3.50 297.43% 6.91 1 7.60 - 2002 11.58 - September 2004
  August 2007 was the 2nd wettest of all months      
Homer, NE 9.84 3.00 328.00% 6.84 1 7.83 - 1951 11.12 - July 1972
  August 2007 was the 3rd wettest of all months      
Emerson, NE 9.65 2.84 339.79% 6.81 1 8.00 - 1951 12.48 - June 1967
  August 2007 was the 5th wettest of all months      
Colton, SD 9.64 3.23 298.45% 6.41 1 9.24 - 2002 9.45 - September 2005
  August 2007 set a new record for the wettest month on record     
Sioux City, IA 9.09 2.90 313.45% 6.19 1 7.75 - 1951 11.78 - May 1903
  August 2007 was the 4th wettest of all months      
Akron, IA 9.07 3.35 270.75% 5.72 1 8.39 - 1937 16.87 - September 2000
  August 2007 was the 6th wettest of all months      
Chamberlain, SD 8.87 2.28 389.04% 6.59 1 5.70 - 2002 8.99 - June 2005
  August 2007 was the 2nd wettest of all months      
Parkston, SD 8.71 2.62 332.44% 6.09 1 6.44 - 1949 9.41 - July 1962
  August 2007 was the 2nd wettest of all months      
Wessington, SD 7.60 2.03 374.38% 5.57 1 6.26 - 2006 9.38 - June 1967
  August 2007 was the 4th wettest of all months      
Carthage, SD 7.19 2.90 247.93% 4.29 1 5.63 - 1956 10.32 - June 1967
  August 2007 was the 7th wettest of all months      
Montrose, SD 7.18 2.40 299.17% 4.78 1 6.10 - 2006 8.67 - June 1965
  August 2007 was the 5th wettest of all months      
Fairfax, SD 6.05 2.60 232.69% 3.45 1 5.23 - 1966 9.36 - June 1967
  August 2007 was the 26th wettest of all months. Records are from Bonesteel, SD  
Lake Park, IA 11.09 3.76 294.95% 7.33 2 12.01 - 1979 12.37 - July 1978
               
Holstein, IA 10.24 3.87 264.60% 6.37 2 13.03 - 1951 13.42 - June 1967
               
LeMars, IA 10.14 3.22 314.91% 6.92 2 12.47 - 1985 12.47 - August 1985
               
Spencer, IA 9.97 4.22 236.26% 5.75 2 12.13 - 1975 14.10 - September 2004
               
Lakefield, MN 9.64 3.48 277.01% 6.16 2 10.12 - 2002 10.12 - August 2002
               
Milford, IA 8.90 3.50 254.29% 5.40 2 8.93 - 1979 13.00 - September 2004
               
Windom, MN 8.81 3.46 254.62% 5.35 2 9.33 - 1940 11.06 - June 1914
               
Sioux Rapids, IA 8.73 4.17 209.35% 4.56 2 11.72 - 1975 11.72 - September 1975
               
Menno, SD 8.70 2.44 356.56% 6.26 2 9.26 - 1937 10.70 - June 1984
               
Luverne, MN 8.10 3.33 243.24% 4.77 2 8.30 - 1902 10.49 - July 1993
               
Canton, SD 8.03 3.06 262.42% 4.97 2 10.27 - 1960 10.96 - June 1954
               
Marshall, MN 7.47 3.09 241.75% 4.38 2 8.52 - 1994 13.83 - June 1957
               
Chester, SD 6.84 3.43 199.42% 3.41 2 8.10 - 1992 9.18 - June 1993
               
Huron, SD 6.50 2.07 314.01% 4.43 2 6.66 - 1900 11.56 - June 1914
               
Tyler, MN 6.48 2.94 220.41% 3.54 2 7.34 - 1940 12.25 - June 1957
               
Salem, SD 6.30 2.94 214.29% 3.36 2 8.56 - 1944 10.32 - July 1962
               
Primghar, IA 9.19 3.69 249.05% 5.50 3 12.26 - 1975 18.45 - July 1900
               
Sioux Center, IA 8.30 3.42 242.69% 4.88 3 9.96 - 1928 16.12 - September 1926
               
Hawarden, IA 7.73 3.24 238.58% 4.49 3 8.62 - 1985 15.79 - June 1983
               
Flandreau, SD 7.72 3.06 252.29% 4.66 3 9.84 - 1902 10.05 - June 1984
               
Sheldon, IA 7.48 3.58 208.94% 3.90 3 8.08 - 1928 16.50 - July 1900
               
Wagner, SD 6.16 2.62 235.11% 3.54 3 8.96 - 1944 13.40 - May 1982
               
Madison, SD 6.05 3.19 189.66% 2.86 3 7.00 - 1975 9.57 - June 1984
               
James, IA 5.88 2.90 202.76% 2.98 3 11.67 - 1951 11.67 - September 1951
               
Elk Point 6NNE, SD 5.11 3.57 143.14% 1.54 3 10.65 - 1988 10.65 - August 1988
  Records are from Elk Point 13NE, SD        
Slayton, MN 4.27 3.10 137.74% 1.17 3 7.58 - 1959 11.93 - July 1963
               
Pickstown, SD 4.87 2.41 202.07% 2.46 4 5.81 - 1985 9.52 - June 1967
               
Ida Grove, IA 7.31 3.77 193.90% 3.54 5 14.85 - 1951 14.85 - August 1951
               
White Lake, SD 6.45 2.21 291.86% 4.24 5 6.93 - 1992 10.91 - May 1962
               
Brookings, SD 6.45 2.94 219.39% 3.51 5 8.29 - 1951 12.10 - July 1963
               
Forestburg, SD 5.93 2.12 279.72% 3.81 5 6.81 - 2006 10.91 - June 1905
               
Gregory, SD 5.47 2.41 226.97% 3.06 5 7.39 - 1944 12.05 - June 2005
               
Arlington, SD 5.39 2.81 191.81% 2.58 5 7.12 - 1951 10.64 - June 1984
               
Iroquois, SD 4.60 2.07 222.22% 2.53 5 7.19 - 1960 11.29 - May 1972
               
Ocheyedan, IA 7.22 3.72 194.09% 3.50 6 9.16 - 1979 12.37 - June 1993
               
Tracy, MN 5.77 2.78 207.55% 2.99 6 6.87 - 2002 10.96 - September 1968
               
Wessington Springs, SD 4.14 2.22 186.49% 1.92 6 10.23 - 1956 10.23 - August 1956
               
Sibley, IA 7.60 4.29 177.16% 3.31 7 14.36 - 1979 14.36 - August 1979
               
Alton, IA 6.86 3.44 199.42% 3.42 7 8.95 - 1960 10.48 - September 2004
               
Marion, SD 5.95 2.94 202.38% 3.01 7 11.62 - 1944 14.92 - June 1984
               
Lake Wilson, MN 5.68 3.45 164.64% 2.23 7 7.38 - 1992 10.67 - June 1993
               
Platte, SD 4.78 2.47 193.52% 2.31 7 6.41 - 1954 10.87 - May 1962
               
Armour, SD 5.98 2.29 261.14% 3.69 8 8.17 - 1953 9.82 - June 1984
               
Howard, SD 5.86 3.19 183.70% 2.67 8 8.40 - 2002 9.19 - May 1942
               
Minneota, MN 5.46 2.99 182.61% 2.47 8 8.56 - 1951 11.97 - June 1993
               
Rock Valley, IA 5.11 3.55 143.94% 1.56 8 7.67 - 1993 13.07 - June 1983
               
Sanborn, IA 6.47 3.96 163.38% 2.51 9 10.34 - 1974 11.04 - September 2004
               
Pipestone, MN 6.20 3.10 200.00% 3.10 9 10.60 - 1902 10.85 - May 1942
               
Sioux Falls, SD 6.18 3.01 205.32% 3.17 9 9.33 - 1932 9.42 - May 1898
               
Yankton, SD 5.25 2.93 179.18% 2.32 12 9.65 - 1937 11.69 - May 1972
               
Sioux City Perry Ck., IA 4.24 3.00 141.33% 1.24 12 8.71 - 1979 12.34 - May 1990
               
Newcastle, NE 4.73 2.96 159.80% 1.77 13 8.38 - 1960 10.27 - June 1999
               
Tyndall, SD 5.17 2.68 192.91% 2.49 14 9.75 - 1906 11.47 - May 1903
               
Academy, SD 4.31 2.17 198.62% 2.14 14 6.85 - 1944 9.55 - May 1982
               
Centerville, SD 4.95 2.83 174.91% 2.12 15 10.15 - 1906 12.54 - June 1900
               
Alexandria, SD 4.25 2.32 183.19% 1.93 17 7.36 - 1978 9.44 - June 1920
               
Mitchell, SD 3.99 2.32 171.98% 1.67 17 8.49 - 1944 11.11 - June 1984
               
De Smet, SD 4.17 2.76 151.09% 1.41 20 7.26 - 1956 13.66 - June 1914
               
Vermillion, SD 4.47 2.82 158.51% 1.65 21 9.90 - 1937 10.50 - April 1984
               
Rock Rapids, IA 5.29 3.26 162.27% 2.03 22 9.41 - 1979 10.98 - June 1984
               
Terril, IA 13.01 4.22 308.29% 8.79      
  CoCoRaHS Observer          
Wakefield 4ENE, NE 10.75 2.77 388.09% 7.98      
  NE-Rain Observer          
Vicks Corner, IA 10.48 3.50 299.43% 6.98      
               
Hubbard, NE 9.88 3.00 329.33% 6.88      
  NE-Rain Observer          
Linn Grove, IA 9.82 4.22 232.70% 5.60      
  LNNI4 River gage          
Spencer 2W, IA 9.38 4.22 222.27% 5.16      
  SPOI4 River Gage          
Washta, IA 9.36 3.87 241.86% 5.49      
               
Harris, IA 9.32 4.29 217.25% 5.03      
  CoCoRaHS Observer          
Paullina, IA 9.19 3.69 249.05% 5.50      
               
Jackson, MN 9.16 3.48 263.22% 5.68      
               
Humboldt, SD 8.95 2.40 372.92% 6.55      
  CoCoRaHS Observer          
Remsen, IA 8.50 3.22 263.98% 5.28      
               
Brookings 3SSW, SD 8.45 2.94 287.41% 5.51      
  CoCoRaHS Observer          
Baltic, SD 8.43 3.01 280.07% 5.42      
  CoCoRaHS Observer          
Orange City, IA 8.39 3.44 243.90% 4.95      
               
Luverne Airport, MN 8.32 3.33 249.85% 4.99      
               
Brunsville, IA 8.26 3.40 242.94% 4.86      
  CoCoRaHS Observer          
Correctionville, IA 8.23 3.87 212.66% 4.36      
  CRRI4 River Gage          
Everly, IA 8.18 4.22 193.84% 3.96      
               
Wayne 14NNE, NE 8.16 3.00 272.00% 5.16      
  NE-Rain Observer          
Hills, MN 7.65 3.33 229.73% 4.32      
               
Dimock 10W, SD 7.63 2.32 328.88% 5.31      
  CoCoRaHS Observer          
Haskell Ag Lab, NE 7.56 2.77 272.92% 4.79      
               
Cherokee Airport, IA 7.45 3.49 213.47% 3.96      
               
Holly Springs, IA 7.40 2.90 255.17% 4.50      
               
Moville, IA 7.20 3.60 200.00% 3.60      
               
Brookings 0.2SSW, SD 7.16 2.94 243.54% 4.22      
  CoCoRaHS Observer          
Stickney, SD 7.14 2.21 323.08% 4.93      
  CoCoRaHS Observer          
Westbrook, MN 7.12 3.46 205.78% 3.66      
               
Volga, SD 7.06 2.94 240.14% 4.12      
  CoCoRaHS Observer          
Dell Rapids, SD 6.95 3.01 230.90% 3.94      
  DERS2 River Gage          
Sioux Falls, SD 6.69 3.01 222.26% 3.68      
  WAVS2 River Gage          
Brookings 7NNE, SD 6.68 2.94 227.21% 3.74      
  CoCoRaHS Observer          
Forestburg, SD 6.67 2.12 314.62% 4.55      
  FORS2 River Gage          
Plankinton, SD 6.63 2.21 300.00% 4.42      
  CoCoRaHS Observer          
Armour 5W, SD 6.57 2.29 286.90% 4.28      
  CoCoRaHS Observer          
Brookings 8SSW, SD 6.41 2.94 218.03% 3.47      
  CoCoRaHS Observer          
Parker 4NW, SD 6.40 2.94 217.69% 3.46      
  PKRS2 River Gage          
Bruce, SD 6.35 2.94 215.99% 3.41      
  CoCoRaHS Observer          
Lake Benton, MN 6.11 2.94 207.82% 3.17      
               
Hartford, SD 6.10 3.01 202.66% 3.09      
  CoCoRaHS Observer          
Tea, SD 6.02 3.01 200.00% 3.01      
  CoCoRaHS Observer          
Avon, SD 5.92 2.68 220.90% 3.24      
  CoCoRaHS Observer          
Aurora, SD 5.91 3.02 195.70% 2.89      
  CoCoRaHS Observer          
Wolsey, SD 5.84 2.07 282.13% 3.77      
  CoCoRaHS Observer          
Parker 4NE, SD 5.66 2.94 192.52% 2.72      
  VRPS2 River Gage          
Crooks, SD 5.60 3.01 186.05% 2.59      
  WCCS2 River Gage          
Lake Preston, SD 5.54 2.76 200.72% 2.78      
  CoCoRaHS Observer          
Sioux Falls, SD 5.48 3.01 182.06% 2.47      
  SFMS2 River Gage          
Scotland, SD 5.41 2.44 221.72% 2.97      
  SCOS2 River Gage          
Sioux Falls, SD 5.27 3.01 175.08% 2.26      
  SXFS2 River Gage          
Alcester, SD 5.26 2.83 185.87% 2.43      
  CoCoRaHS Observer          
Russell, MN 5.20 3.09 168.28% 2.11      
  RUSM5 River Gage          
Harmondon Park, SF, SD 5.20 3.01 172.76% 2.19      
               
Brookings 10SE, SD 5.15 2.94 175.17% 2.21      
  BRKS2 River Gage          
Astoria, SD 5.08 2.94 172.79% 2.14      
  CoCoRaHS Observer          
Vermillion 2N, SD 5.04 2.82 178.72% 2.22      
  CoCoRaHS Observer          
Vermillion 11NNE, SD 5.02 2.82 178.01% 2.20      
  CoCoRaHS Observer          
Corson, SD 4.90 3.01 162.79% 1.89      
  COSS2 River Gage          
Broken Kettle, IA 4.86 3.35 145.07% 1.51      
               
Sioux Falls, SD 4.83 3.01 160.47% 1.82      
  SFLS2 River Gage          
Garretson, SD 4.82 3.01 160.13% 1.81      
  CoCoRaHS Observer          
Vermillion 10N, SD 4.79 2.82 169.86% 1.97      
  CoCoRaHS Observer          
Vermillion 4SE, SD 4.74 2.82 168.09% 1.92      
  CoCoRaHS Observer          
Dallas 9S, SD 4.67 2.41 193.78% 2.26      
  CoCoRaHS Observer          
Brandon, SD 4.61 3.01 153.16% 1.60      
               
Hardwick, MN 4.42 3.33 132.73% 1.09      
  HRDM5 River Gage          
Crow Lake, SD 4.40 2.15 204.65% 2.25      
               
Burke 12NE, SD 4.30 2.05 209.76% 2.25      
  CoCoRaHS Observer          
Sioux Falls, SD 4.28 3.01 142.19% 1.27      
  SIFS2 River Gage          
Brookings Airport, SD 4.28 2.94 145.58% 1.34      
               
Hub City, SD 4.25 2.83 150.18% 1.42      
               
Woonsocket, SD 4.24 2.12 200.00% 2.12      
  CoCoRaHS Observer          
Yankton, SD 4.22 2.93 144.03% 1.29      
  YANS2 River Gage          
Vermillion, SD 4.17 2.82 147.87% 1.35      
  VERS2 River Gage          
South Sioux City, NE 4.15 2.90 143.10% 1.25      
  SSCN1 River Gage          
Gayville, SD 4.02 2.82 142.55% 1.20      
  CoCoRaHS Observer          
Burke, SD 3.86 2.41 160.17% 1.45      
  CoCoRaHS Observer          
Mitchell 2SE, SD 3.82 2.32 164.66% 1.50      
  CoCoRaHS Observer          
Niobrara, NE 3.74 2.68 139.55% 1.06      
  MRNN1 River Gage          
Fedora, SD 3.66 2.12 172.64% 1.54      
  CoCoRaHS Observer          
Hornick, IA 3.36 2.90 115.86% 0.46      
  HOKI4 River Gage          
Mitchell 6S, SD 3.33 2.32 143.53% 1.01      
  CoCoRaHS Observer          
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