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Check your connection and the selected location. Use Retry or Refresh when shown.


Find answers about forecasts, time, and everyday tools.
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Enter a city in the Weather search box and choose the matching result. Check the state and country before selecting. If there are no results, try the city name alone and select the correct location from the list.
Open Weather →Use the °F / °C control on the Weather page. On World Time, use the temperature-unit control near Popular Cities. Check the displayed unit when comparing temperatures across pages.
Open Weather →No. You can search for a city manually. “Use my location” asks your browser for permission. If access was previously blocked, review the site’s location permission in browser settings, then try again.
Open Weather →Forecasts are model estimates for a location and may not capture conditions at your exact address. Check the selected city, units, and update time. Follow your official weather service for severe-weather warnings.
Open Weather →The Air Quality page uses the US AQI scale: higher values indicate more pollution. The category and activity guide provide context. Pollutant concentration cards use their own units and are not AQI scores.
Open Air Quality →The map shows a selected pollutant layer, such as PM2.5, while the main card shows US AQI. Their forecast times and scales may differ. Read the map legend and time label before comparing them.
Open Air Quality →Search for a city on World Time and choose a result to add its clock card. Use the × button on a card to remove it. Your World Time cities are saved in this browser and are independent of the five quick cities managed on the homepage and shared by Weather and Air Quality.
Open World Time →Use the 12 hour / 24 hour switch. In the Time Zone Converter, choose the source and destination cities, enter the source date and time, and select Convert Time. Daylight-saving changes can affect the difference on another date.
Open World Time →First check your device’s date and time settings and enable automatic time synchronization if appropriate. Verify the selected city and time zone. Clocks use your device’s clock and browser time-zone data.
Open World Time →Choose a city and use the date control on Sun & Moon. Check the selected location and date above the cards. Use the moon calendar’s month controls to explore other dates.
Open Sun & Moon →These are calculated times. Mountains, buildings, viewing elevation, and atmospheric conditions can affect visibility. Some locations and dates have no rise or set event; a missing event is not always a data error.
Open Sun & Moon →Use the checkboxes above the calendar to show or hide each item. Select the holiday country and month you want to view. The Month / Year buttons change the calendar layout.
Open Calendar →The main phase icons identify phase events on their dates. Hover or focus an icon for its description, or open it to visit Sun & Moon for more detail. Turning off Moon phases hides the icons.
Open Calendar →Holiday observance can vary by country, state, region, and employer. Check the displayed holiday scope and confirm your own schedule. A listed holiday does not automatically mean your workplace is closed.
Open Calendar →Timer counts down a duration, such as 10 minutes. Stopwatch measures elapsed time and records laps. Countdown to a Date counts toward an event at a selected date, time, and time zone. The three buttons near the top let you switch tools.
Open Timers →Select Start, then Lap each time you want to record a split. Pause stops timing; Resume continues. Export CSV downloads your lap results. Save the file before resetting or leaving the page if you want to keep those results.
Open Stopwatch →Choose a sound other than Silent, raise the timer volume and device volume, and use Test sound. Make sure the tab is not muted. Browsers may need a click before allowing sound, and sleep or background restrictions can delay an alarm.
Open Timers →Device sleep and browser suspension can delay alarms. Keep the page open and use Keep screen awake where supported. Wake lock and vibration depend on your browser and device. Use an independent alarm for essential reminders.
Open Timers →Set the event name, date, time, and time zone, then start the countdown. Share link includes the event details, so only share information you intend others to see. Add to calendar creates a calendar file. Any selected reminder is handled by your calendar app, not by email from SkyAndTime.
Open Countdown →It includes the ending date in the date range. In Business Days, that date counts as a workday only if it is not a weekend or an excluded holiday. Check this option before comparing results.
Open Calculators →Yes. Load a country and year, select the relevant holidays, and add any custom closure dates. Enable both sources to use them together. The summary shows which sources are active and how many unique weekday holidays apply. Duplicate dates are counted once.
Open Calculators →Select Remove on an added custom date, or Clear all custom dates. Clear entry empties the date field before you add it. To keep the list but stop using it, turn off the custom-holidays checkbox. Calculate again after changing your selections.
Open Calculators →Check your internet connection, wait briefly, and use Refresh or Retry where available. External services can be temporarily unavailable or rate-limited. Maps may be blocked by browser privacy settings or content blockers. Avoid reloading a running timer or stopwatch before saving what you need.
Open Contact page →Some settings are stored only in the current browser. Private browsing, clearing site data, changing devices, or using a different browser can remove or separate them. They are not currently synchronized through an account.
Open Contact page →Account registration, subscriptions, and payment processing are not connected yet. Current tools can be used without a SkyAndTime account. Account controls are interface previews.
Open Contact page →Use the Contact page for questions or privacy requests. Message delivery is not connected yet, and the form displays that submission is unavailable. It does not send or save your entries while unavailable.
Open Contact page →Check your connection and the selected location. Use Retry or Refresh when shown.
Check your device’s date and time, then confirm the city and time zone.
Try Test sound, check both volume controls, and keep the timer page open.
Visit Contact for support and privacy questions. Message submission is not available yet.