Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

WMO Standard Format

Default NWS text format in use for over 25-years. Used in SBN/NOAAPORT product streams (Channels 101-108 and 201), over EMWIN (GOES platforms), and on weather.gov.
https://www.weather.gov/tg/headef

XMPP Header wrapped WMO Standard Format

Latest format since July 2015 for text weather information, alerts and warnings via NWWS-Open Interface. Here are some notes for developers;

https://xmpp.org/extensions/xep-0131.html

Common Alert Protocol (CAP V1.2) Format
Alerts and warnings only format; available over SBN/NOAAPORT Channels 101-108 and on weather.gov.

Format https://docs.oasis-open.org/emergency/cap/v1.2/CAP-v1.2.html

NWS Source https://alerts.weather.gov/ (NWWS FAQ #5 for NWS Message IDs)

WARNING: CAP v1.1 should not be used to activate local EAS equipment.

NWS also has the following XML feed formats for Alerts and Warnings;

ATOM Feed
https://alerts.weather.gov/

RSS Feed
https://www.weather.gov/rss

Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

NWS Formats