Flood Advisory

Flood Advisory
National Weather Service Flagstaff AZ
302 PM MST Fri Sep 19 2025

AZC005-200200-
/O.NEW.KFGZ.FA.Y.0020.250919T2202Z-250920T0200Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Coconino AZ-
302 PM MST Fri Sep 19 2025

...FLOOD ADVISORY FOR THE HAVASU CREEK BASIN IN EFFECT UNTIL 7 PM
MST THIS EVENING...

* WHAT...Minor flooding along Cataract Creek and side canyons,
  including the campground, is expected.

* WHERE...A portion of north central Arizona, including the
  following county, Coconino.

* WHEN...Until 700 PM MST.

* IMPACTS...Minor flooding in creeks and normally dry washes is
  imminent or occurring.

* ADDITIONAL DETAILS...
  - At 258 PM MST, Doppler radar indicated heavy rain due to
    thunderstorms. Minor flooding is ongoing or expected to begin
    shortly in the advisory area.
  - This includes the following creeks, washes and rivers...
    Pasture Wash, Little Coyote Canyon, Forster Canyon and Havasu
    Creek.
  - Some locations that will experience flooding include...
    Little Navajo Falls, Mooney Falls, Beaver Falls, and Supai.
  - This includes the following swimming holes...
    All swimming holes on Havasu Creek near Supai.
  - Additional information is available at weather.gov/flagstaff.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Low water crossings and area trails will become dangerous in heavy
rain.

&&

LAT...LON 3631 11273 3627 11267 3621 11264 3624 11259
      3622 11254 3611 11263 3621 11271 3617 11274
      3615 11274 3612 11275 3620 11278 3627 11278
      3630 11279 3630 11277 3631 11276 3632 11276
      3633 11275


$$

NWS Flagstaff

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Grand Junction CO
329 AM MDT Fri Sep 19 2025

COZ001>014-017>023-UTZ022>025-027>029-201200-
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-
329 AM MDT Fri Sep 19 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 will continue to stream into the area and will allow some
showers and thunderstorms to form over southern portions of the
forecast area. The San Juans will be favored though by late evening,
some isolated convection may reach central portions of the forecast
area though coverage will be limited.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Afternoon and evening convection will continue through the weekend as
moisture continues to move into the region. Northern portions of the
forecast area look favored during this period. Monday may be a more
active day as more moisture moves in from the southwest and an upper
level disturbance moves in from the northwest. The next chance for
more widespread precip may occur as soon as Thursday.


.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$