


Hazardous Weather Outlook
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
286 FLUS45 KGJT 011036 HWOGJT Hazardous Weather Outlook National Weather Service Grand Junction CO 436 AM MDT Sun Jun 1 2025 COZ001>014-017>023-UTZ022>025-027>029-021045- Lower Yampa River Basin-Central Yampa River Basin- Roan and Tavaputs Plateaus-Elkhead and Park Mountains- Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor- Central Colorado River Basin-Grand and Battlement Mesas- Gore and Elk Mountains/Central Mountain Valleys- Central Gunnison and Uncompahgre River Basin- West Elk and Sawatch Mountains-Flat Tops-Upper Gunnison River Valley- Uncompahgre Plateau and Dallas Divide-Northwest San Juan Mountains- Southwest San Juan Mountains-Paradox Valley/Lower Dolores River- Four Corners/Upper Dolores River-Animas River Basin- San Juan River Basin-Southeast Utah-Eastern Uinta Mountains- Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat- La Sal and Abajo Mountains-Canyonlands/Natural Bridges- 436 AM MDT Sun Jun 1 2025 This Hazardous Weather Outlook is for northwest Colorado, southwest Colorado, west central Colorado, east central Utah, northeast Utah and southeast Utah. .DAY ONE...Today and tonight. Isolated to scattered afternoon showers and thunderstorms will develop over the higher terrain today favoring the Divide. The primary threats from these storms will be lightning, and gusty outflow winds 40 to 50 mph. Showers will diminish through the evening. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Remnants of Tropical Storm Alvin moves up into the region Monday into Tuesday bringing widespread showers, scattered thunderstorms, and a possible threat of localized flash flooding in areas prone to heavy runoff. Isolated to scattered afternoon showers and thunderstorms return daily from Wednesday into the weekend. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. $$