my weather node cl tool

weather.js

#!/usr/local/bin/node

function showHelp(){
    console.log('+--------------------------------------------+');
    console.log('| > weather [-v] [-f]                        |');
    console.log('| -v - verbose                               |');
    console.log('| -f - forecast, not the current weather     |');
    console.log('+--------------------------------------------+');
}

function getCurrentWeather(isVerbose){
    req.get('http://api.wunderground.com/api/f1ce28a6eb208632/conditions/q/autoip.json',function(error, head, body){
        if (error) console.log(error);

        data = JSON.parse(body);

        data = data.current_observation;

        var msg = 'Currently ' + data.temp_f + '°F, ' + data.weather; 

        if (isVerbose){
            msg =  'City: ' + data.display_location.full + '\n' + 
                msg + '\n' + 
                'Winds ' + data.wind_string + '\n' + 
                data.relative_humidity + ' humidity' + '\n' +
                data.observation_time;
        }

        console.log(msg);
    });
}

function getForecast(isVerbose){
    req.get('http://api.wunderground.com/api/f1ce28a6eb208632/forecast/q/autoip.json',function(err, head,body){
        if (error) console.log(error);

        var data = JSON.parse(body);
        var days = null;
        var msg = '';

        if (isVerbose) {
            days = data.forecast.txt_forecast.forecastday;
            days.slice(1).forEach(function(day){
                msg += `----------------${day.title}--------------------\n`;
                msg += day.fcttext + '\n';
            });
        } else {
            days = data.forecast.simpleforecast.forecastday;
            days.slice(1).forEach(function(day){
                msg += `${day.date.weekday.slice(0,3)} | h:${day.high.fahrenheit} `;
                msg += `l:${day.low.fahrenheit} - ${day.conditions}\n`;
            });
        }

        process.stdout.write(msg);
    });
}

var argv = process.argv.slice(2);

if (argv.indexOf('-h') != -1 || argv.indexOf('-help') != -1) {
    showHelp();
    process.exit();
}

var req  = require('request');

var isVerbose  = (argv.indexOf('-v') != -1) ? true : false;
var isForecast = (argv.indexOf('-f') != -1) ?  true: false;

if (isForecast) {
    getForecast(isVerbose);
} else {
    getCurrentWeather(isVerbose);
}