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.

23:18:23 UTC

KIAD SIGMET
Washington Dulles International Airport
Washington, Virginia, USA
Convective SIGMET
Valid From
Jan-22 @ 21:55 UTC

Valid To
Jan-22 @ 23:55 UTC

Hazard
Convective

WSUS31 KKCI 222155 SIGE CONVECTIVE SIGMET...NONE OUTLOOK VALID 222355-230355 TS ARE NOT EXPD TO REQUIRE WST ISSUANCES.

Convective SIGMET
Valid From
Jan-22 @ 22:55 UTC

Valid To
Jan-23 @ 00:55 UTC

Hazard
Convective

WSUS31 KKCI 222255 SIGE CONVECTIVE SIGMET...NONE OUTLOOK VALID 230055-230455 TS ARE NOT EXPD.