REGION1 EDITIONRSS FOR THIS REGION
Mountain West and Southwest
Hazards, infrastructure, security, and notable state actions for this region, collected from every edition. Newest first.
Saturday, October 31, 2026
- Atmospheric river flooding: Flood watches cover nearly all of Arizona and parts of southern Utah, southwest Colorado, western New Mexico, and southern Nevada through Monday. NWS Phoenix calls the moisture levels near all-time records for this time of year. A flood warning covers Salt River releases from Granite Reef Dam in Maricopa County. (NBC News, AP, NWS flood watch summary, NWS Phoenix)
- Colorado: A state disaster emergency for flooding in 12 southwest counties has been active since Oct. 23. More than 100 Colorado National Guard members are deployed, and the Guard reported about 40 people rescued as of Oct. 28. The state emergency operations center remains at its highest activation level. (Colorado DHSEM, Oct. 30, Colorado National Guard, KKTV)
- High-country snow: Winter storm warnings cover the San Juan Mountains above 10,000 ft through Monday and Nevada's Ruby Mountains through Sunday. (NWS Grand Junction, NWS Elko)