| An atomic clock is the most accurate type of | | | | wind information like speed, direction, and gust. |
| timepiece in the world; it measures time according | | | | Weather symbols such as sunny, cloudy, fair, and |
| to vibrations within atoms. Some of the atomic | | | | rainy are displayed on the touch screen. Certain |
| clocks display weather conditions like temperature | | | | atomic clock models display air pressure history |
| and humidity in addition to showing the accurate | | | | graphs, which denote the progress of barometric |
| time. Atomic clocks with alarm capabilities and | | | | air pressure over a time interval. These weather |
| temperature and calendar displays are of great | | | | station atomic clocks can be connected to your |
| utility value while traveling. | | | | PC by means of the cable included, and all |
| Some atomic clocks with wireless capabilities | | | | collected weather data can be transferred to the |
| contain an indoor and an outdoor thermometer, | | | | computer. |
| hygrometer, and barometer. These clocks can | | | | Advanced atomic clocks that can even predict |
| measure indoor temperature, outdoor | | | | the probabilities of snowfall, fog, frost, tempest, |
| temperature, indoor relative humidity, outdoor | | | | strong winds or storms are now manufactured. |
| relative humidity, air pressure and pressure trend. | | | | The alarm systems in these can be set to any |
| A UV sensor is an optional accessory in these | | | | individual preference such as a low or high indoor |
| models. The sensor can detect ultraviolet light. An | | | | outdoor temperature alarm, low or high indoor |
| air-quality sensor is also an optional feature, which | | | | outdoor humidity alarm, or a low air pressure |
| measures and displays indoor air quality, including | | | | alarm. |
| particulars of pollen dust and other airborne | | | | These weather station units work on AC/DC |
| particles. | | | | power adapters or with battery backups. Most of |
| Atomic clocks with weather displays can be | | | | the atomic clocks can automatically set |
| wall-mounted or free standing. The interactive | | | | themselves to within one second of the official |
| menu on the screen allows you to access the | | | | government time shown by the atomic clock in |
| rainfall history for the last hour, the last | | | | Boulder, Colorado. This is possible through a radio |
| twenty-four hours, the previous week, or even | | | | signal from the standard time center. |
| the previous month. Some atomic clocks show | | | | |