Active Weather Alerts
Special Weather Statement
Issued: 6:09 AM May. 20, 2026 – National Weather Service
...Strong thunderstorms will impact portions of Guadalupe, Karnes, central Atascosa, northwestern Lavaca, Wilson, Caldwell, south central Hays, DeWitt, south central Bastrop, Gonzales, southwestern Fayette, southeastern Bexar and southeastern Comal Counties through 215 AM CDT... At 108 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from 7 miles west of San Marcos to 7 miles southeast of Seguin to near Falls City to near Christine. Movement was east at 30 mph. HAZARD...Wind gusts up to 50 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... New Braunfels, San Marcos, Schertz, Seguin, Cibolo, Lockhart, Pleasanton, Cuero, Gonzales, Floresville, Yoakum, Luling, Kenedy, Karnes City, Poth, Yorktown, Shiner, Stockdale, Flatonia, and Moulton. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with these storms and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with these storms. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. && MAX HAIL SIZE...0.00 IN; MAX WIND GUST...50 MPH
Airport Weather Warning
Issued: 5:46 AM May. 20, 2026 – National Weather Service
...Airport Weather Warning for Lightning Within 5 Miles... .Onset/End Times... Now through 2:45 AM CDT .Lightning Rates Expected... FRQ .Other Threats/Remarks... Lightning expected primarily from now through 2:45 AM CDT. && FEW....Few=Less than 4 strikes per hour; OCNL...Occasional=4-15 strikes per hour; FRQ....Frequent=16 to 60 strikes per hour; CONS...Continuous=More than 60 strikes per hour
Flood Advisory
Issued: 4:12 AM May. 20, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 4 AM CDT WEDNESDAY... * WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of south central Texas, including the following counties, Bandera, Bexar, Comal, Kendall and Medina. * WHEN...Until 400 AM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Dangerous flows over low-water crossings. * ADDITIONAL DETAILS... - At 1111 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause small stream flooding. Up to 2 inches of rain have fallen. - Additional rainfall amounts up to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... San Antonio, Boerne, Comfort, Canyon Lake, Helotes, Fair Oaks Ranch, Bulverde, Shavano Park, Cross Mountain, Kronkosky State Natural Area, Walnut Grove, Nelson City, Kreutzberg, Welfare, Leon Springs, Pipe Creek, Government Canyon State Natural Area, The Dominion, Waring and Bandera Falls. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. &&
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