met alert tool (mat). introduction what is mat? –met alert tool (mat) monitors and alerts the user...
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![Page 1: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/1.jpg)
Met Alert Tool (MAT)
![Page 2: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/2.jpg)
Introduction
• What is MAT?– Met Alert Tool (MAT) monitors and alerts the
user to weather conditions exceeding thresholds (for example, lightning within a set distance, or wind speed exceeding a maximum).
• How is MAT started?– MAT can be run on the display node.– MAT can be run from the 4DWX Web Start
page.
![Page 3: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/3.jpg)
The GUI Parameter List – Each alert type
has a list of parameters that need to be set.
Alert Types List – The list of weather conditions that MAT can alert on.
Events List – An event is triggered when the conditions of an active alert are met. This list contains a record of all of the events that have occurred since the current instance of MAT was started.
Active Alerts List – An instance of an alert type, with specific values for the parameters.
![Page 4: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/4.jpg)
Weather AlertsCurrently MAT is configured to alert on many types of weather events:
Wind Precipitation Lightning Temperature
**If there are additional types of alerts that you would like to have added to MAT, please let us know.**
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Weather Alert Types
Wind
• Observed and Forecast High Wind Speed
• High Wind Gusts
• Wind Direction Shift
• Observed and Forecast High & Low Temperature
• Wind Chill
• WBGT
Temperature
Precipitation
•24-Hour Precipitation
•Total Precipitation
Lightning
•Lightning Box
•Lightning Circle
•Lightning Distance
![Page 6: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/6.jpg)
Adding an Active Alert
• Select the High Wind Gusts alert type from the alert types list.
• Set the parameters:– Select the Site Code dpg_s1 from the site
code list.– Enter 10 for the Threshold.– Set the Alert Severity Level to WARNING.
• Choose Add active alert from the Alerts menu, or click on the icon on the toolbar.
![Page 7: Met Alert Tool (MAT). Introduction What is MAT? –Met Alert Tool (MAT) monitors and alerts the user to weather conditions exceeding thresholds (for example,](https://reader035.vdocument.in/reader035/viewer/2022071807/56649e4b5503460f94b3ff30/html5/thumbnails/7.jpg)
Removing an Active Alert
• Select the active alert from the active alerts list.
• Choose Remove active alert from the Alerts menu, or click on the icon on the toolbar.
• Click Yes on the confirmation dialog to remove the alert.
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Email Notifications
• Choose User Preferences from the File menu, or click the icon on the toolbar.
• Click on the Email tab on the user preferences dialog.
• Check Enable email notifications.• Enter a valid email address into the text
field, and then click on the Add button.• Click OK.
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The Event Log File
• To set up an event log file, choose User Preferences from the File menu, or click the icon on the toolbar.
• Click on the Event File tab.• Check Enable event logging.• Enter the complete path to the log file
into the text field.• Click OK.
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Saving Active Alerts
• To save the active alerts to a file, choose Save Alerts from the File menu, or click on the icon on the toolbar.
• Enter a filename into the save dialog, and click Save.
• All of the alerts in the active alerts list will be saved to the file.
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Loading Active Alerts
• To load active alerts from a file, choose Load Alerts from the File menu, or click on the icon on the toolbar.
• Find the file in the open dialog, and click Open.
• The alerts in the file will be added to the active alerts list.
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More information
For more information, consult the online documentation:
http://www.4dwx.org/4dwx/documentation/online/mat/mat.html