Drought Information Statement for Southwest Idaho and Southeast Oregon Valid July 18, 2025 Issued By: WFO Boise, ID Contact Information: w-boi.webmaster@noaa.gov This product will be updated when significant drought conditions develop. Please see all currently available products at https://drought.gov/drought-information-statements. Please visit https://www.weather.gov/boi/DroughtInformationStatement for previous statements. Please visit https://www.drought.gov/drought-status-updates for regional drought status updates. Moderate to extreme drought exists across portions of southwest Idaho and southeast Oregon 1 U.S. Drought Monitor U.S. Drought Monitor for Southwest Idaho and Southeast Oregon Drought intensity and Extent for southwest Idaho and southeast Oregon D3: (Extreme Drought): Southern Twin Falls County ~ 1%. D2: (Severe Drought): Northern Baker and northeast Valley Counties, Twin Falls and eastern Owyhee Counties ~ 10%. D1: (Moderate Drought): Northern Harney and Malheur, and southern Baker Counties. Most of the West-central Mountains, Boise Basin headwaters, western Magic Valley, and eastern Owyhee County ~29%. D0: (Abnormally Dry): Much of southwest Idaho including most of the Boise Mountains, and the majority of southeast Oregon ~ 60%. Recent Change in Drought Intensity 4-week change map for Southwest Idaho and Southeast Oregon Four Week Drought Monitor Class Change Drought Degradation: The majority of southeast Oregon and southwest Idaho has seen drought degradation, especially near the Nevada border. Last 30 Days Precipitation A mix of above and below normal precipitation occurred over the last 30 days. The lowest percentages were near Nevada border. The highest percentages were across portions of the Treasure Valley, Boise Mountains, and West-central Mountains of southwest Idaho. Last 7 Days and 30 Days Temperature Above normal temperatures prevailed over the last 7 days. 30-day anomalies have been above normal. Summary of Impacts Links: See/submit Condition Monitoring Observer Reports (CMOR) and view the Drought Impacts Reporter Hydrologic Impacts Streamflows are below or much below normal at USGS stream gage stations across portions of southwest Idaho Fire Hazard Impacts Dry fuels, especially at lower elevations Above normal significant wildland fire potential Hydrologic Conditions and Impacts 7 day streamflows have been a mix of much below normal, below normal, and normal across southwest Idaho. 7 day streamflows for southeast Oregon have been below normal to above normal. USGS 7 day average streamflow HUC map Agricultural Conditions and Impacts Soil moisture is below normal across much of Baker County, OR, and southwest Idaho, especially in the West-Central Mountains and near the Nevada border. Fire Hazard Impacts The Significant Wildland Fire Potential Outlook for July is above normal for southeast Oregon and southwest Idaho, excluding a portion of the West-central Idaho Mountains. The outlook for August is for above normal significant wildland fire potential Link to Wildfire Potential Outlooks from the National Interagency Coordination Center. Seven Day Precipitation Forecast Here is the forecast precipitation for the next 7-days Little or no precipitation is expected over the next 7 days. Just isolated light amounts over the mountains. There is no risk for rapid onset drought during the 8-14 day period Rapid Onset Drought Outlook Links to the latest Climate Prediction Center 8 to 14 day Temperature Outlook and Precipitation Outlook. Seasonal Outlook The latest monthly and seasonal outlooks can be found on the CPC homepage Below normal precipitation is favored over southwest Idaho with equal chances of normal, above normal, or below normal precipitation across the southeast Oregon. Above normal temperatures are favored during the period. Drought Outlook The latest monthly and seasonal outlooks can be found on the CPC homepage Drought is expected to persist in areas already in drought, and is likely to development in areas not already in drought.