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California Drought Early Warning System

U.S. Drought Monitor - California DEWS

U.S. Drought Monitor - California DEWS
U.S. Drought Monitor - California DEWS
Drought Conditions (Percent Area)
WeekNoneD0-D4D1-D4D2-D4D3-D4D4
Current
3/21/2017
76.54%23.46%8.24%1.06%0.00%0.00%
Last Week
3/14/2017
76.54%23.46%8.24%1.06%0.00%0.00%
Three Months Ago
12/20/2016
15.09%84.91%70.11%59.09%41.55%19.75%
Start of Calendar Year
1/03/2017
18.07%81.93%67.61%54.02%38.17%18.31%
One Year Ago
3/22/2016
1.16%98.84%91.55%72.86%55.31%34.74%

Drought Intensities

  •       None: No Drought
  •       D0: Abnormally Dry
  •       D1: Moderate Drought
  •       D2: Severe Drought
  •       D3: Extreme Drought
  •       D4: Exceptional Drought
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Conditions for the week of March 15-21

Conditions remained unchanged to Western region’s predominantly long-term drought. More rain will be needed to fully eradicate the lingering impacts and deficits of the region’s 5-year drought, particularly in southern California. 

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