CheckWX is a tool to help pilots better visualize weather data.  It is not intended as a substitute for an official pre-flight weather briefing.

09:15:41 UTC

KNUC SIGMET
San Clemente Island Nalf Airport
San Clemente Island, California, USA
Convective SIGMET
Valid From
Aug-25 @ 08:55 UTC

Valid To
Aug-25 @ 10:55 UTC

Hazard
Convective

WSUS33 KKCI 250855 SIGW CONVECTIVE SIGMET...NONE OUTLOOK VALID 251055-251455 TS ARE NOT EXPD TO REQUIRE WST ISSUANCES.