Alert archive / Utah / Flash Flood Warnings in 2026

Flash Flood Warning 123, NWS Salt Lake City, UT

September 15, 2026Kane County, Utah

NWS Salt Lake City, UT issued this flash flood warning at Sep 15, 2026, 1:42 PM MDT for Kane County, Utah. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 15, 2026, 1:42 PM MDT (19:42 UTC)
Expired: Sep 15, 2026, 4:45 PM MDT
In force: 3 hr
Issued by: NWS Salt Lake City, UT
Area: Storm-based polygon
Damage threat: Considerable
Flood severity: None

County Kane County, UT

The radar

The Cedar City radar (KICX), 92 km from the middle of the area, began a volume at 19:46 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Salt Lake City, UT wrote its last area forecast discussion before this flash flood warning went out at Sep 15, 1:23 PM MDT, 19 minutes earlier.

Area forecast discussion, Sep 15, 1:23 PM MDT, 19 minutes before

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In the hours before

Special weather statement, Sep 15, 12:21 PM MDT, 1 hour 21 minutes before

Special Weather Statement
National Weather Service Salt Lake City UT
1221 PM MDT Tue Sep 15 2026

UTZ128-151900-
South Central Utah UT-
1221 PM MDT Tue Sep 15 2026

...A strong thunderstorm will impact portions of central Kane County
through 100 PM MDT
...

At 1220 PM MDT, Doppler radar was tracking a strong thunderstorm 9
miles north of Big Water, or 38 miles south of Escalante, moving
northeast at 20 mph.

HAZARD...Wind gusts of 50 to 55 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of central Kane
County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3713 11165 3715 11169 3720 11171 3717 11173
      3717 11176 3725 11182 3752 11146 3722 11122
      3721 11140 3719 11140 3718 11138 3710 11166
TIME...MOT...LOC 1820Z 240DEG 17KT 3721 11169

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...55 MPH

CRK

Special weather statement, Sep 15, 1:26 PM MDT, 16 minutes before

Special Weather Statement
National Weather Service Salt Lake City UT
126 PM MDT Tue Sep 15 2026

UTZ131-152000-
Glen Canyon Recreation Area/Lake Powell UT-
126 PM MDT Tue Sep 15 2026

...A strong thunderstorm will impact portions of southeastern Kane
County through 200 PM MDT
...

At 126 PM MDT, Doppler radar was tracking a strong thunderstorm 10
miles south of Big Water, or 49 miles east of Kanab, moving northeast
at 20 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of southeastern Kane
County.

This includes US Route 89 between mile markers 0 and 3.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3700 11166 3709 11158 3709 11155 3711 11155
      3700 11143
TIME...MOT...LOC 1926Z 236DEG 16KT 3692 11165

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

JAC

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 15, 11:58 AM MDT	Flood Watch	SLC	Beaver, Carbon, Duchesne, Emery, Garfield, Iron and 11 more	58 hr
Sep 15, 12:21 PM MDT	Special Weather Statement	SLC	Kane	39 min
Sep 15, 12:29 PM MDT	Severe Thunderstorm Warning	SLC	Kane	46 min
Sep 15, 12:35 PM MDT	Flash Flood Warning Considerable damage threat	SLC	Kane	3 hr
Sep 15, 1:26 PM MDT	Special Weather Statement	SLC	Kane	34 min
Sep 15, 1:58 PM MDT	Special Weather Statement	SLC		32 min
Sep 15, 4:41 PM MDT	Flash Flood Warning Considerable damage threat	SLC	Emery	4 hr
Sep 15, 5:24 PM MDT	Flash Flood Warning Considerable damage threat	SLC	Emery	3 hr

Nearby

Flash Flood Warnings in Utah, 2026 Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.