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  2. National Weather Service - Wikipedia

    en.wikipedia.org/wiki/National_Weather_Service

    Daily river forecasts are issued by the thirteen River Forecast Centers (RFCs) using hydrologic models based on rainfall, soil characteristics, precipitation forecasts, and several other variables. The first such center was founded on September 23, 1946. [ 38 ]

  3. Storm Prediction Center - Wikipedia

    en.wikipedia.org/wiki/Storm_Prediction_Center

    The outlooks issued are for Day 1, Day 2, and Days 3–8. The Day 1 product is issued at 4:00 a.m. Central Time and is updated at 1700Z, and is valid from 1200Z to 1200Z the following day. The Day 2 outlook is issued at 1000Z and is updated at 2000Z for the forecast period of 1200Z to 1200Z the following day.

  4. Preparations urged as much of U.S. braces for arctic blast ...

    www.aol.com/preparations-underway-much-u-braces...

    A winter weather alert was issued for Sunday and Monday, the New York City Emergency Management Department said. ... federal forecasters said. In fact, more than 212 million people, amounting to ...

  5. Weather Prediction Center - Wikipedia

    en.wikipedia.org/wiki/Weather_Prediction_Center

    These forecasts are for the contiguous United States (CONUS) and issued from September 15 to May 15 each cold season. Graphical forecasts are issued twice daily at 0900 UTC and 2100 UTC (4AM/PM EST respectively), although updates may be warranted by rapidly changing conditions.

  6. Hurricane Ernesto leaves half of Puerto Rico without power ...

    www.aol.com/tropical-storm-ernesto-unleashes...

    In a revised forecast issued earlier this month, the federal government called for an "extremely active" Atlantic hurricane season, one that could rank among the busiest on record.

  7. La Nina watch issued: What it means for the US - AOL

    www.aol.com/weather/la-nina-watch-issued-means...

    El Niño has been shaping the weather across North America all winter, but the tides are changing, and a major shift is on the horizon. On Thursday, NOAA issued a La Niña watch, explaining that ...

  8. Survey of Professional Forecasters - Wikipedia

    en.wikipedia.org/wiki/Survey_of_Professional...

    The Survey of Professional Forecasters (SPF) is a quarterly survey of macroeconomic forecasts for the economy of the United States issued by the Federal Reserve Bank of Philadelphia. It is the oldest such survey in the United States. The survey includes an "anxious index" that estimates the probability of a decline in real GDP. [1]

  9. List of National Weather Service Weather Forecast Offices

    en.wikipedia.org/wiki/List_of_National_Weather...

    Map of regions covered by the 122 Weather Forecast Offices. The National Weather Service operates 122 weather forecast offices. [1] [2] Each weather forecast office (WFO or NWSFO) has a geographic area of responsibility, also known as a county warning area, for issuing local public, marine, aviation, fire, and hydrology forecasts.