haroon552 of this forum provided GPS Arduino code and Arduino Tipping bucket rain gauge code for modifying current version of "NTP_Time-synced_Web_Interface.ino." Additional code for development of rtc with NTP time setting was provided by rudy of "ESP8266 Community."
This version of the the new code has been named: "NTP_Time-synced_with_RTC_Web_Interface.ino."
Project runs on a "RobotDyn WiFi D1 R2" Development Board with 32MiB of memory. ESP8266-12 based WiFi enabled microprocessor unit on a Arduino-UNO footprint.
William