Items of Interest
The National Weather Service has developed a new Web page full of information on the Monsoon. Real-time data, background information,
and stats on previous Monsoon seasons can all be found here.
Local Weather & Research Forecast Model
NWS Phoenix runs a local, high resolution version of the Weather & Research Forecast (WRF) model. The local WRF is based on the Global Forecast System (GFS) model, with nested domains of 12km and 4km. It is run twice per day out to a maximum of 84 hours. NWS Phoenix meteorologists use this high resolution model in creating aviation forecasts and determining thunderstorm potential during the monsoon.
Did you know heat is the number one weather-related killer in the United States? Learn about what types of
heat-related products the NWS Phoenix office issues, basic heat safety, statistics on heat-related deaths,
and statistics on just how hot the Sonora Desertis.
Access numerous different products the NWS issues both locally and nationally in one place.
NWS Phoenix issues a wide variety of products containing a great deal of weather information. This guide will help you identify what products are available and also give you quite a bit of information on what exactly the NWS is and how it operates.
During the monsoon, Arizona experiences more severe
weather than any other state! The most common
occurrences are Severe Thunderstorms, or Flash
Floods. On rare occasion, a severe storm may spawn
a tornado. To learn
much more about the various forms of severe weather,
and how to protect yourself from them, click the
This section could be labeled "Meteorological
or NWS Trivia"; you will find information
on a number of topics including NWS forecast terminology
and weather and climate statistics or records.
Weather History:Page 1 | Page 2
Check out some of the unique and interesting weather
events of the past that have comprised the weather
history of Arizona and the Phoenix Metro area.
Some of the cases include a look at tornadic supercells
near Prescott, as well as the damaging macroburst
of 1996 that brought 115 mph winds to the valley.
Tips, instructions and guidelines for surviving many common southern Arizona
weather hazards, such as thunderstorms, flash floods, tornadoes and heat
Arizona COOP Observing Program
For those of you who are interested in becoming
a COOP Observer, or just interesting in learning
a bit more about this important program, this
section was meant for you! Among other things,
you will find links to the National COOP web site
as well as to our COOP program manager.
Important legal information about accessing NWS
products on the Internet. Also, copyright information
about NWS forecasts, warnings, and other products.
Information about the Emergency Manager's Weather
A list of frequently asked questions and their
A handy glossary of weather terms.
The voice of the National Weather Service on the
airwaves. Find out how (and where) to tune into
The official definition of the NWS Mission Statement
can be found here, as well as information about
who the NWS is, and the duties the National Weather
A listing of SAME (Specific Area Message Encoding)
codes for Arizona & southeast California.
SAME codes can be used in specially equipped NOAA
Weather Radio receivers to alert you to watches
and warnings for specific geographic areas.
Storm Spotter Program
Information about the Arizona storm spotter network,
including spotter criteria and the radio nets.
In addition, you can find out when and where the
next spotter training sessions will be held!
View a map of Arizona & southeast California