National Weather Service United States Department of Commerce

Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

 

FORMAT DETAIL NWWS-OI NWWS-PID201


WMO Standard -
World
Meteorological
Organization
Handbook No. 306


NWS standardized format used
by Weather Forecast Offices
(WFOs) and National Centers
at product origination.


Not available.


WMO Standard Only


XMPP - eXtensible
messaging and
presence protocol


Current NWWS-OI XML Chatroom
format used for all text weather
products, alerts and warnings.


XMPP Only


Not available.


CAP v1.2  -
Common Alert
Protocol


Common Alert Protocol provides
a digital messaging capability for
specific NWS alerts and warnings
only. Future implementation
planned for Spring 2021.


Not available. 
Future implementation planned.

 


Not available. 
Future implementation planned.