1. Adnan Akyuz, Ph.D. NDSU, AES State Climatologist Updated 7/24/2017
Drought Conditions
Adnan Akyuz, Ph.D.
NDSU, AES
State Climatologist
Updated 7/24/2017

2. Prelude to Drought 2017 for ND
Period
Precipitation Ranking
Fall 2016
14th Wettest
Winter
6th Wettest
September through February
9th Wettest 6-mo Period
March 2017
48th Driest
April 2017
34th Driest
May 2017
15th Driest
Spring 2017
9th Driest Spring
June
14th Driest
March-June
7th Driest 4-mo Period

3. Precipitation Accumulation Since March 1 in Select Locations in ND (Ranking)
Precipitation Totals Since March 1st
Weekly Change
Fargo
14th Driest (Record History: 137 years) +1
Grand Forks
44th Driest (Record History: 125 years) +3
Bismarck
4rd Driest (Record History: 143 years)
Williston
8th Driest (Record History: 124 years)
Minot
5th Driest (Record History: 113 years) -1
Bowman
3rd Driest (Record History: 103 years)

4. 90-Day % of Normal Rain

5. 30-Day % of Normal Rain

6. (% Change from previous week)
Cumulative % area
(% Change from previous week)
74%
(+1)
94%
(0)
57%
(+8) 6%
(0)
40%
(+6) 6%
(+6)

7. Drought Change
1 Week
4 Weeks

8. State Coverage and Intensity (Time Scale)
*Drought Severity and Coverage Index = DOx1+D1x2+D2x3+D3x4+D4x5
*Akyuz (2007)

9. State Coverage and Intensity (Spatial Scale)
10/2/2012 (Index:256)
6/3/2008 (Index: 264)

10. State Coverage and Intensity (Spatial Scale)
8/8/2006 (Index:329)
07/18/2017 (Index: 257)

11. 7-day Forecast
Mon 7am, July 24 through Mon 7am, July 31

12. Longer-term Forecast
8-14 Day Precipitation
August through October