Alert archive / California / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 62, NWS Las Vegas, NV

September 28, 2026San Bernardino County, California

NWS Las Vegas, NV issued this severe thunderstorm warning at Sep 28, 2026, 1:29 PM PDT for San Bernardino County, California. It was in force for 46 min. 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 28, 2026, 1:29 PM PDT (20:29 UTC)
Expired
Sep 28, 2026, 2:15 PM PDT
In force
46 min
Issued by
NWS Las Vegas, NV
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County San Bernardino County, CA

The radar

The Edwards AFB radar (KEYX), 129 km from the middle of the area, began a volume at 20:29 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.

The office that day

Everything else NWS Las Vegas, NV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 28, 12:01 PM PDTFlash Flood Warning Considerable damage threatVEFLincoln3 hr
Sep 28, 2:31 PM PDTFlash Flood Warning Considerable damage threatVEFClark4 hr
Sep 28, 3:11 PM PDTFlash Flood Warning Considerable damage threatVEFClark3 hr
Sep 28, 3:33 PM PDTSevere Thunderstorm WarningVEFClark42 min
Sep 28, 4:22 PM PDTFlash Flood Warning Considerable damage threatVEFClark8 hr
Sep 28, 3:47 PM PDTSevere Thunderstorm WarningVEFMohave43 min
Sep 28, 3:56 PM PDTSevere Thunderstorm WarningVEFMohave49 min
Sep 28, 4:08 PM PDTFlash Flood Warning Considerable damage threatVEFMohave3 hr
Sep 28, 4:49 PM PDTFlash Flood Warning Considerable damage threatVEFMohave3 hr

Nearby

Severe Thunderstorm Warnings in California, 2026Every severe thunderstorm 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.