bin/khatus_sensor_weather

   1 #! /bin/sh
   2
   3 set -e
   4
   5 weather_station_id="$1"
   6
   7 metar -d "$weather_station_id" 2>&1 \
   8 | awk '
   9     /METAR pattern not found in NOAA data/ {
  10         failures++
  11     }
  12
  13     /^Temperature/ {
  14         celsius = $3;
  15         fahrenheit = (celsius * (9 / 5)) + 32;
  16         temperature = fahrenheit
  17     }
  18
  19     END {
  20         if (failures > 0) {
  21             temperature = "--"
  22         }
  23         print temperature "°F"
  24     }'