Drought Conditions Improve with Recent Rainfall

Updated on Thursday August 22, 2013

Synopsis

Drought conditions as of August 22. Severe /D2/ drought conditions cover southern Fall River County in South Dakota and extreme southern Campbell County in northeastern Wyoming. Moderate /D1/ drought conditions exist over portions of southwestern Weston and southern Campbell counties in northeastern Wyoming. Moderate /D1/ drought conditions in western South Dakota include central Fall River, southern Shannon, most of Bennett, southwestern Todd, and most of Meade counties. In northeastern Wyoming, D0 or abnormally dry conditions cover central Campbell and most of Weston counties. In western South Dakota, D0 or abnormally dry conditions covers eastern Custer, the eastern two-thirds of Pennington, northeastern Lawrence, most of Butte, northern Shannon, Jackson, most of Haakon, southwestern Ziebach, eastern Todd, and western Mellette counties.

U.S. Drought Monitor 

Summary of Impacts

Climate Summary

July temperatures across the entire region were very close to average for the month. Precipitation in July was slightly above average in portions of northeastern Wyoming and the Black Hills. Elsewhere, precipitation was below average.

For the first half of August, temperatures have been below average and precipitation has been above average. 

Click here for a listing of monthly rainfall reports

Precipitation and Temperature Outlook

Through the end of August, there is a greater chance for above average temperatures with around average precipitation. Average high temperatures are typically in the lower to middle 80s with low temperatures in the middle 50s. In the Black Hills, temperatures are slightly cooler. Precipitation in August typically ranges from 1.25 to 2.25 inches.  

Climate Prediction Center Temperature and Precipitation Outlooks 

Climate Prediction Center U.S. Seasonal Drought Outlook 

Hydrologic Summary and Outlook

The table below shows reservoir percent of average capacity and feet from full on August 22 according to the Bureau of Reclamation (USBR).

Reservoir

Percent of Normal

Feet from Full

Angostura 64% 11.0 ft
Belle Fourche 72% 6.5 ft
Deerfield 99% 0.6 ft
Keyhole 82% 3.9 ft
Pactola 96% 2.5 ft
Shadehill 81% 4.8 ft

Questions or Comments

If you have any questions or comments about this drought information please contact,

Melissa Smith
Drought Focal Point
National Weather Service
300 East Signal Drive
Rapid City South Dakota 57701
Telephone 605-341-9271
E-mail melissa.smith@noaa.gov

Acknowledgements

The drought monitor is a multi-agency effort involving NOAA's National Weather Service (NWS) and National Climatic Data Center, the United States Department of Agriculture (USDA), state and regional center climatologists, and the National Drought Mitigation Center. Information for this statement has been gathered from NWS and Federal Aviation Administration observation sites, state cooperative extension services, USDA, USBR, and USGS.


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