Drought Information Statement for Western & Central Wyoming 
Valid August 1st, 2025
Issued By: WFO Riverton, WY
Contact Information: 
This product will be updated by August 29th, 2025, 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.
Severe (D2) drought conditions across sections of Teton, Sublette, Lincoln, and Sweetwater Counties.
Moderate (D1) conditions in portions of Park, Teton, Sublette, Fremont, and Natrona Counties.
Conditions have deteriorated due to the above normal temperatures and a lack of rainfall throughout much of July.
1

U.S. Drought Monitor 
Drought intensity and Extent

D4 (Exceptional Drought): None occurring.

D3 (Extreme Drought): None occurring.

D2 (Severe Drought): Across portions of Teton, Lincoln, Sublette, Sweetwater, and northwestern Fremont Counties.

D1 (Moderate Drought): Sections of Park, Teton, Lincoln, Sublette, Sweetwater, Fremont, and Natrona Counties.

D0: (Abnormally Dry): Parts of Park, Hot Springs, Washakie, Big Horn, Johnson, Natrona, and Fremont Counties.  

Recent Change in Drought Intensity
Four Week Drought Monitor Class Change 

Drought Worsened: Across much of Park, Teton, Lincoln, Sublette, Sweetwater, Fremont, Natrona, Johnson, Big Horn, Washakie, and Hot Springs Counties.
 
No Change: Portions of Park, Teton, Lincoln, Sublette, Sweetwater, Fremont, and Natrona Counties.

Drought Improved: No locations saw improvement in drought conditions. 

Warm and dry conditions prevailed throughout much of July. The lack of showers or thunderstorms across the state lead to precipitation deficits either worsening or developing.

Precipitation
Much of western and southern WY saw trace to little amounts of precipitation. This lead to well below normal amounts for the month.

Central and northern WY saw higher precipitation amounts but even these higher values were below normal for the month.


Summary of Impacts (graphics on following slides)
Hydrologic Impacts 
Lower water levels are expected across many bodies of waters especially those in worsening droughts. Reservoir levels may continue to diminish without additional rainfall.
 
Agricultural Impacts
USDA Wyoming Crop Progress and Condition Reports can be found here
 
Fire Hazard Impacts
Fire Hazards are on the higher side with many locations seeing cured fuels due to above normal temperatures and dry conditions. (Most recent Significant Wildland Fire Potential Outlook)
 
  
Mitigation Actions
Please refer to your municipality and/or water provider for mitigation information
Clear debris from around structures to protect from potential wildfires

Drought Outlook
The latest monthly and seasonal outlooks can be found on the CPC homepage
Seasonal Outlook


Drought conditions are expected to persist across much of Johnson, Big Horn, Washakie, Hot Springs, and Natrona Counties. Portions of western WY such as Teton and Park Counties can expect droughts to persist as well.