More to explore:
The National Weather Service is using secret messages: "PLEASE PAY US" ... 500 AM AKDT FRI OCT 4 2013 http://forecast.weather.gov/product.php?site=NWS&issuedby=AFC&product=AFD&format=CI&version=3&glossary=1
NWS Anchorage office hid a secret message in their forecast discussion this AM about the government shutdown: (10/4/13)
National Weather Service forecasters in Alaska get over on their federal overlords, say "PLEASE PAY US"
The National Weather Service Has A Hidden Message For Congress. Well done, NWS, well done!
National Weather Service