As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB OUT RECEIVED A WEATHER FAIL ALERT. SWITCHED TO SYSTEM 1 AND AFTER APPROXYMATELY 3 MINUTES, RECEIVED WEATHER FAIL ALERT FOR THE SECOND WEATHER SYSTEM. SYSTEM 2 WOULD NOT COME BACK. SYSTEM 1 INTERMITTENTLY CAME BACK, THEN FAILED AGAIN. ON APPROACH, HEARD LOUD THUNKS COMING FROM THE NOSE CONE AREA. REPLACED WEATHER RADER ANTENNA PEDESTAL MOUNT AND BOTH WEATHER RADAR OPS TESTED OK IAW MM 31-41-07-4.