Automated Hydrologic Observation Sta Report (AHOS)
Issued by NWS Salt Lake City, UT

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SRUS85 KSLC 170820
RRASLC

Flash Flood Potential Rating
National Weather Service Salt Lake City UT
220 AM MDT Thu Sep 17 2026

           Flash Flood Potential Rating for Southern Utah

                                  ...TODAY...           ...FRIDAY...

Arches National Park                Probable              Probable

Bryce Canyon National Park          Possible              Possible

Canyonlands National Park           Probable              Probable

Capitol Reef National Park          Probable              Possible

Glen Canyon National Rec Area       Possible              Possible

Grand Staircase-Escalante East      Possible              Possible

Grand Staircase-Escalante West      Possible              Possible

Natural Bridges NM                  Possible              Probable

Grand Gulch                         Possible              Probable

San Rafael Swell                    Probable              Possible

Snow Canyon / Red Cliffs            Probable            Not Expected

Zion National Park                  Probable              Possible

*********************************************************************

Definitions:

Not Expected: Flash flooding is not expected.

Possible: Some slot canyons, dry washes, and small streams may
experience flash flooding.

Probable: Some slot canyons, dry washes, and small streams are
expected to experience flash flooding.

Expected: Many slot canyons, dry washes, and small streams are
expected to experience flash flooding.

$$

For more information from NOAA`S National Weather Service visit...
http://weather.gov/saltlakecity