using System;

using CronExpressionDescriptor;

using Quartz;

​

string cronExpression = "0 */5 4 ? * Mon-Fri";

TimeZoneInfo cstZone = TimeZoneInfo.FindSystemTimeZoneById("Central Standard Time");

var descriptor = CronExpressionDescriptor.ExpressionDescriptor.GetDescription(cronExpression);

var cron = new Quartz.CronExpression(cronExpression);

cron.TimeZone = cstZone;

var nextRunTime = cron.GetNextValidTimeAfter(DateTimeOffset.UtcNow);

Console.WriteLine(descriptor);

Console.WriteLine(nextRunTime);

DateTime cstTime = TimeZoneInfo.ConvertTimeFromUtc(nextRunTime, cstZone);

Console.WriteLine(cstTime);