Drought Information Statement for Western & Central Wyoming 
Valid June, 07, 2024
Issued By: WFO Riverton, WY
Contact Information: 
This product will be updated by June 28, 2024, or sooner if drought conditions change significantly.  
Please see all currently available products at https://drought.gov/drought-information-statements.
Please visit https://www.weather.gov/riw/DroughtInformationStatement for previous statements. 
Please visit https://www.drought.gov/drought-status-updates for regional drought status updates.
Moderate (D1) drought conditions continue across northwestern Wyoming.
Drought conditions have improved across parts of Natrona and Johnson Counties, especially in the higher elevations of the Bighorn Mountains.
1

U.S. Drought Monitor

Drought intensity and Extent

D4 (Exceptional Drought): None occurring

D3 (Extreme Drought): None occurring

D2 (Severe Drought): None occurring

D1 (Moderate Drought): Far northwestern WY, in parts of western Park and northern Teton Counties.

D0: (Abnormally Dry): Parts of Teton and Park Counties, northeast Sublette into the high elevations of the Wind River Range in Fremont County. Also most of Johnson and Natrona Counties.

Recent Change in Drought Intensity

Four Week Drought Monitor Class Change 

Drought Worsened: No areas
 
No Change: Parts of Teton, Park, Natrona, Johnson, and Sublette Counties, as well as a small part of Fremont County.

Drought Improved: Significant improvements across the Bighorn Mountains. Improvements were also seen in parts of Park, Teton, Fremont, Sublette, Natrona, Johnson, Washakie, and Big Horn Counties. 

Frequent convective showers and thunderstorms helped provide needed precipitation to the Bighorn Mountains and adjacent areas during the second half of May.

Precipitation
Areas west of the Continental Divide and in parts of central Wyoming had below normal precipitation over the past
30 days. 

Above normal precipitation was mainly focused over the Bighorn Basin and the Bighorn Mountains.

Link to ACIS Climate Maps from the High Plains Regional Climate Center 
Temperature
Much of the region saw around or slightly below normal temperatures the past 30 days

The temperatures most below normal were scattered across the northern Bighorn Basin and in parts of Teton and Park Counties.

Drought Outlook
The latest monthly and seasonal outlooks can be found on the CPC homepage
Drought conditions are expected to continue across the northwestern corner of the state. This includes parts of Park and Teton Counties.

Links to the latest:
Climate Prediction Center Monthly Drought Outlook 
Climate Prediction Center Seasonal Drought Outlook