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Intermountain West Drought Early Warning System

Conditions for the week of October 11-17

Abnormally dry conditions (D0) were expanded to the San Juan Mountains and Four Corners in southwest Colorado. This area did not receive as much moisture as areas to the north, west, and east during a recent wet spell. 

Read more about the Intermountain West DEWS

U.S. Drought Monitor - Intermountain West DEWS

As of October 17, 2017

Author: Jessica Blunden,NCEI/NOAA

U.S. Drought Monitor - Intermountain West DEWS
U.S. Drought Monitor - Intermountain West DEWS
Drought Conditions (Percent Area)
WeekNoneD0-D4D1-D4D2-D4D3-D4D4
Current
10/17/2017
63.53%36.47%4.65%0.00%0.00%0.00%
Last Week
10/10/2017
64.64%35.36%4.65%0.00%0.00%0.00%
Three Months Ago
7/18/2017
52.92%47.08%10.90%0.31%0.00%0.00%
Start of Calendar Year
1/03/2017
49.44%50.56%18.89%1.51%0.00%0.00%
Start of Water Year
10/03/2017
60.65%39.35%5.23%0.00%0.00%0.00%
One Year Ago
10/18/2016
45.26%54.74%15.41%1.63%0.00%0.00%

Drought Intensities

  •       None: No Drought
  •       D0: Abnormally Dry
  •       D1: Moderate Drought
  •       D2: Severe Drought
  •       D3: Extreme Drought
  •       D4: Exceptional Drought
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