590
FLUS45 KGJT 040953
HWOGJT

Hazardous Weather Outlook
National Weather Service Grand Junction CO
353 AM MDT Thu Sep 4 2025

COZ001>014-017>023-UTZ022>025-027>029-051000-
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-
353 AM MDT Thu Sep 4 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.

Moisture moving in from the west and southwest will bring scattered
to numerous showers and thunderstorms across the southern mountains,
with more isolated storms farther north along the I-70 corridor and
in the Uintas. Expect isolated to scattered showers with a few
embedded thunderstorms to persist in these areas through the
overnight. Otherwise, expect dry, warm conditions across the
northern areas.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Expect widespread showers and thunderstorms generally along and
south of a line from the Tavaputs to the Flat Tops Friday becoming
widespread across much of the region through the weekend. Look for
these showers and thunderstorms to decrease Monday, becoming more
isolated to scattered across the region through mid next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected today or tonight, however
spotters are encouraged to relay rainfall amounts or any observed
flooding to the National Weather Service in Grand Junction.

$$