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IEM VTEC Product Browser

This application allows easy navigation of National Weather Service issued products with Valid Time Event Coding (VTEC).

13 Nov 2024 Update: The tool was updated to use non-hash link style URLs. A shim is in place to translate the old URLs to the new ones, so nothing should be broken (famous last words). This was done to allow the HTML5 History API to provide a better user experience.

Tab Functionality:
Above this section, you will notice six selectable tabs. Click on the tab to show the information.

  • Help: This page!
  • Event Info: Details of the selected event.
  • Text Data: The raw text product for this event.
  • Interactive Map: An interactive map showing the event and RADAR.
  • Storm Reports: Local Storm Reports.
  • List Events: List all events of the given phenomena, significance, year, and issuing office.

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This application is fully driven by IEM web services.

2025 [KEWX] AUSTIN/SAN_ANTONIO Dense Fog (FG) Advisory (Y) Number 7

Listing of Counties/Parishes/Zones Included in Product

RADAR Composite at Issuance Time

Storm Based Warning History

351 
WWUS74 KEWX 131217
NPWEWX

URGENT - WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
717 AM CDT Thu Mar 13 2025

TXZ209-220>225-131500-
/O.NEW.KEWX.FG.Y.0007.250313T1217Z-250313T1500Z/
Fayette-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-
Including the cities of Pleasanton, Cuero, Floresville,
Hallettsville, Gonzales, Karnes City, and La Grange
717 AM CDT Thu Mar 13 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Atascosa, De Witt, Fayette, Gonzales, Karnes, Lavaca, and 
  Wilson Counties.

* WHEN...Until 10 AM CDT this morning.

* IMPACTS...Hazardous driving conditions due to low visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your low beam headlights, and leave 
plenty of distance ahead of you.

&&

$$

RUNYEN
Permalink to 202503131217-KEWX-WWUS74-NPWEWX
351 
WWUS74 KEWX 131217
NPWEWX

URGENT - WEATHER MESSAGE
National Weather Service Austin/San Antonio TX
717 AM CDT Thu Mar 13 2025

TXZ209-220>225-131500-
/O.NEW.KEWX.FG.Y.0007.250313T1217Z-250313T1500Z/
Fayette-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-
Including the cities of Pleasanton, Cuero, Floresville,
Hallettsville, Gonzales, Karnes City, and La Grange
717 AM CDT Thu Mar 13 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Atascosa, De Witt, Fayette, Gonzales, Karnes, Lavaca, and 
  Wilson Counties.

* WHEN...Until 10 AM CDT this morning.

* IMPACTS...Hazardous driving conditions due to low visibility.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your low beam headlights, and leave 
plenty of distance ahead of you.

&&

$$

RUNYEN

All Storm Reports within Event Political Coverage

Storm Reports within Product Polygon

This table lists other events issued by the selected office for the selected year. Click on the row to select that event.