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  2. Citizen Weather Observer Program - Wikipedia

    en.wikipedia.org/wiki/Citizen_Weather_Observer...

    The Citizen Weather Observer Program is a program to collect surface weather observations from thousands of privately operated weather stations, into the FindU database, and forward it to the Meteorological Assimilation Data Ingest System (MADIS Archived 2009-03-12 at the Wayback Machine), operated by the National Oceanic and Atmospheric Administration (NOAA).

  3. SYNOP - Wikipedia

    en.wikipedia.org/wiki/SYNOP

    This is a code number from 0 to 4, with 0, 1 and 2 meaning data is included, and 3 and 4 indicating no precipitation data. i X is a code number indicating the manner of station operation, and the format used in group 7wwWW ; codes 1, 2 and 3 indicate a manned station, while codes 4 to 7 indicate an automatic station.

  4. List of weather records - Wikipedia

    en.wikipedia.org/wiki/List_of_weather_records

    The warmest day on record for the entire planet was 22 July 2024 when the highest global average temperature was recorded at 17.16 °C (62.89 °F). [20] The previous record was 17.09 °C (62.76 °F) set the day before on 21 July 2024. [20] The month of July 2023 was the hottest month on record globally. [21]

  5. Probability of precipitation - Wikipedia

    en.wikipedia.org/wiki/Probability_of_precipitation

    The hourly PoP is the probability that more than 0.01 inches (0.25 mm) of precipitation would occur if conditions like those in the given hour continued for twelve hours. It can be similar to the daily PoP and vary little, or it can vary dramatically. The daily PoP will be the average of the hourly PoP across the whole day.

  6. Rain gauge - Wikipedia

    en.wikipedia.org/wiki/Rain_gauge

    Rainfall character is decided by the total amount of rain that has fallen in a set period (usually 1 hour) by counting the number of pulses during that period. Algorithms may be applied to the data as a method of correcting the data for high-intensity rainfall. Tipping bucket rain gauge recorder Closeup of a tipping bucket rain gauge recorder chart

  7. Timeline of meteorology - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_meteorology

    1869 – The New York Meteorological Observatory opens, and begins to record wind, precipitation and temperature data. 1870 – The US Weather Bureau is founded. Data recorded in several Midwestern cities such as Chicago begins. 1870 – Benito Viñes becomes the head of the Meteorological Observatory at Belen in Havana, Cuba.

  8. Weather (Apple) - Wikipedia

    en.wikipedia.org/wiki/Weather_(Apple)

    Weather is a weather forecast app developed by Apple Inc., available on iOS since the release of the iPhone and iPhone OS 1 in 2007. [1] [2] It allows users to see the conditions, forecast, temperature, and other related metrics of the device's current location, as well as a number of other cities.

  9. United States rainfall climatology - Wikipedia

    en.wikipedia.org/wiki/United_States_rainfall...

    Average precipitation. The characteristics of United States rainfall climatology differ significantly across the United States and those under United States sovereignty. . Summer and early fall bring brief, but frequent thundershowers and tropical cyclones which create a wet summer and drier winter in the eastern Gulf and lower Eas