NOUS41 KWBC 252115

PNSWSH

 

Service Change Notice 11-13

National Weather Service Headquarters Washington DC

415 PM EDT Fri Feb 25 2011

 

To:       Subscribers:

          -Family of Services

          -NOAA Weather Wire Service

          -Emergency Managers Weather Information Network

          -NOAAPORT

          Other NWS Partners and NWS employees

 

From:     James E. Hoke

          Director Hydrometeorological Prediction Center

 

Subject:  Transition of NCEP HPC Probabilistic Quantitative
          Precipitation Forecasts From Experimental to
          Operational Effective April 5, 2011
 

Effective April 5, 2011, the National Centers for Environmental Prediction’s (NCEP) Hydrometeorological Prediction Center (HPC) will begin issuing probabilistic quantitative precipitation forecasts (PQPFs) over the continental U.S. in 6 hour increments out to 3 days. The PQPF forecasts provide information in two different forms: probabilities of exceeding a threshold and levels of precipitation amount associated with a given percentile in the distribution.

 

The PQPF products are available online at:

 

    http://www.hpc.ncep.noaa.gov/pqpf_6hr/conus_hpc_pqpf_6hr.php

 

If you have questions or feedback, please contact:

 

    Ed Danaher

    Chief, HPC Development and Training Branch

    Camp Springs, MD 20746

    (301) 763-8000, ext. 7354

    edwin.danaher@noaa.gov

 

National Service Change Notices are online at:

 

    http://www.weather.gov/os/notif.htm

 

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