National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

 

 ABERDEEN,SD

HIGHEST TEMPERATURE (F):  94 (7/11)

COLDEST TEMPERATURE (F):  -26 (2/20)

2008 AVERAGE YEARLY TEMPERATURE (F): 41.6

NORMAL (F):  43.8  

DEPARTURE FROM NORMAL: 2.3 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 24.44"

NORMAL (IN): 20.22"

DEPARTURE FROM NORMAL: 4.22 ABOVE NORMAL

WETTEST DAY (IN):  2.81" (7/19)

SNOWIEST DAY (IN):  6.6" (4/06, 12/14)

 

Yearly Temperature Summary

Yearly Precipitation Summary

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 PIERRE, SD

HIGHEST TEMPERATURE (F):  99 (8/30)

COLDEST TEMPERATURE (F):  -16 (12/16, 12/22)

2008 AVERAGE YEARLY TEMPERATURE (F): 45.3

NORMAL (F):  47.5  

DEPARTURE FROM NORMAL: 2.2 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 23.66"

NORMAL (IN): 19.88"

DEPARTURE FROM NORMAL: 3.78" ABOVE NORMAL

WETTEST DAY (IN):  3.32" (6/2)

SNOWIEST DAY (IN):  4.0" (12/14)

 

Yearly Temperature Summary

Yearly Precipitation Summary

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Click image to enlarge

 

 
 

 

 WATERTOWN, SD

HIGHEST TEMPERATURE (F):  94 (7/11)

COLDEST TEMPERATURE (F):  -28 (2/20)

2008 AVERAGE YEARLY TEMPERATURE (F): 40.6

NORMAL (F):  42.0  

DEPARTURE FROM NORMAL: 1.4 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 25.32"

NORMAL (IN): 21.94"

DEPARTURE FROM NORMAL: 3.38"ABOVE NORMAL

WETTEST DAY (IN):  2.05" (8/10)

SNOWIEST DAY (IN):  19.0" (4/25)

 

Yearly Temperature Summary

Yearly Precipitation Summary

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Click image to enlarge

 

 
 

 SISSETON, SD

HIGHEST TEMPERATURE (F):  93 (7/11)

COLDEST TEMPERATURE (F):  -23 (2/20)

2008 AVERAGE YEARLY TEMPERATURE (F): 41.6

NORMAL (F):  43.9  

DEPARTURE FROM NORMAL: 2.3 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 25.62"

NORMAL (IN): 22.08"

DEPARTURE FROM NORMAL: 3.54"ABOVE NORMAL

WETTEST DAY (IN):  2.14" (6/11)

SNOWIEST DAY (IN):  10.7" (3/21)

 

Yearly Temperature Summary

Yearly Precipitation Summary

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Click image to enlarge

 

 
 

 MOBRIDGE, SD

 

HIGHEST TEMPERATURE (F):  98 (8/30)

COLDEST TEMPERATURE (F):  -19 (12/16)

2008 AVERAGE YEARLY TEMPERATURE (F): 43.0

NORMAL (F):  45.0  

DEPARTURE FROM NORMAL: 2.0 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 18.75"

NORMAL (IN): 16.94"

DEPARTURE FROM NORMAL: 1.81" ABOVE NORMAL

WETTEST DAY (IN):  1.72" (6/05)

SNOWIEST DAY (IN):  8.0" (3/6)

 

Yearly Temperature Summary

Yearly Precipitation Summary

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WHEATON, MN

 

HIGHEST TEMPERATURE (F):  95 (7/12)

COLDEST TEMPERATURE (F):  -28 (2/20)

2008 AVERAGE YEARLY TEMPERATURE (F): 40.2

NORMAL (F):  44.7  

DEPARTURE FROM NORMAL: 4.5 DEGREES BELOW NORMAL

2008 YEARLY PRECIPITATION (IN): 25.84"

NORMAL (IN): 22.54"

DEPARTURE FROM NORMAL: 3.30" ABOVE NORMAL

WETTEST DAY (IN):  2.70" (6/05)

SNOWIEST DAY (IN):  12.0" (3/21)

 

Yearly Temperature Summary

Yearly Precipitation Summary

Click image to enlarge

Click image to enlarge