Really FFS! 
Full NOTAM Text
A) EGTT B) 202603301900 (UTC) C) 202603312000 (UTC) E) GNSS(GPS) SIGNAL JAMMING. JAMMERS LOCATED PSN 513010N 0000727W (VICTORIA EMBANKMENT). ACTIVITY MAY AFFECT ACFT WI 10NM SFC TO 34600FT AMSL OR ABOVE (ALL DIRECTIONS). MAY ALSO AFFECT AIRBORNE ELECTRONIC SITUATIONAL AWARENESS DEVICES AND UAS CONTROL. GNSS(GPS) RECEIVERS MAY SUFFER INTERMITTENT / TOTAL FAILURE OR GIVE INCORRECT POSITION INFO. FOR INFO/CEASE JAMMING 07770 444022 OR 07880 503583 AR-2026-2454/03.
