As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
3 HOURS INTO FLIGHT WXR FAIL ON BOTH CAPTAIN AND FO DISPLAY UNITS ILLUMINATED. IN TEST MODE PWS FAIL, WXR FAIL AND ANT ANNUNCIATED IN BOTH CAPTAIN AND FO DU'S. GROUNDED - YES. PERFORMED BITE PER B737-800 FIM 34-43-00 TASK 810-801. NO FAULT DISPLAYED.