National Weather Service Warnings for Flash Floods and Debris Flows Alex Tardy - Meteorologist Weather.Gov Building a Weather-Ready Nation
Warning Notification Flash Flood Watch – potential for FEMA alert app heavy rain exceeding thresholds today or tonight Flash Flood Warning – heavy rain is occurring or imminent and flooding is expected along with possible debris flow for “defined area” Threshold for rainfall (rate per hour) would be met and burn scar would be mentioned in Flash Flood Warning if affected Building a Weather-Ready Nation W th /S Di
TV and radio EAS alerts Wireless emergency alerts Building a Weather-Ready Nation
NWS Warning polygon Wireless Emergency Alert in polygon Building a Weather-Ready Nation
Monitoring weather from the Emergency Operations Center and NWS NWS San Diego Building a Weather-Ready Nation
Rain showers on Weather Radar Showers came in late Wednesday evening October 3 (Orange County) Building a Weather-Ready Nation
Rainfall from Showers Building a Weather-Ready Nation
https://www.wrh.noaa.gov/sgx/kml/holyfire.php Building a Weather-Ready Nation
National Weather Service Flash Floods and Debris Flows Building a Weather-Ready Nation
Cranston Fire Scar Burn assessment USGS and USFS report Building a Weather-Ready Nation
Rainfall can be localized Monsoon thunderstorm Building a Weather-Ready Nation
Rainfall Distribution Radar estimated (no gauges) Building a Weather-Ready Nation
Flash Flood monitoring Basin level for each drainage Building a Weather-Ready Nation
Force and depth of flash flood debris flow Building a Weather-Ready Nation
Atmospheric River BIG storms Jet Stream highest moisture in yellow and red Building a Weather-Ready Nation
Winter Storm Rainfall is widespread but localized heavy This type of “embedded rainfall” can cause high rain rates and debris flows Building a Weather-Ready Nation
TADD program Partnering with Caltrans Weather.Gov http://www.nws.noaa.gov/os/water/tadd/ Building a Weather-Ready Nation
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