Alert archive / Texas / River Flood Warnings in 2021
River Flood Warning 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this river flood warning at May 1, 2021, 9:48 PM CDT for Karnes County, Wilson County, Texas. It took effect at May 2, 2021, 4:20 PM CDT. It was in force for 41 hr.
The area
The outline as issued.
The facts
- Issued
- May 1, 2021, 9:48 PM CDT (02:48 UTC)
- In effect from
- May 2, 2021, 4:20 PM CDT
- Expired
- May 4, 2021, 9:08 AM CDT
- In force
- 41 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Karnes County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 72 km from the middle of the area, began a volume at 02:50 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The river
Written for the forecast point San Antonio River near Floresville (FLVT2).
- Action stage
- 21 ft
- Minor stage
- 27 ft
- Moderate stage
- 33 ft
- Major stage
- 42 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 08183200, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.
The text
As transmitted.
845 WGUS44 KEWX 020248 FLWEWX BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Austin/San Antonio TX 948 PM CDT Sat May 1 2021 ...The National Weather Service in Austin/San Antonio TX has issued a Flood Warning for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including I-35, at Loop 13, Elmendorf, Floresville, near Falls City, Hwy 72 near Runge...Moderate flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued Sunday morning at 945 AM CDT. && TXC255-493-021500- /O.NEW.KEWX.FL.W.0004.210502T2120Z-210504T1100Z/ /FLVT2.1.ER.210502T2120Z.210503T1000Z.210503T2300Z.UU/ 948 PM CDT Sat May 1 2021 The National Weather Service in Austin/San Antonio has issued a * Flood Warning for the San Antonio River near Floresville. * From Sunday afternoon to Tuesday morning. * At 9:00 PM CDT Saturday the stage was 19.4 feet. * Flood stage is 27.0 feet. * Minor flooding is forecast. * Forecast...The river will rise above flood stage tomorrow afternoon to 28.7 feet early Monday morning. It will then fall below flood stage Monday evening. * Flood History...This crest compares to a previous crest of 29.2 feet on 11/01/2015. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ PLATT
6 follow-up statements
477 WGUS84 KEWX 020845 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 345 AM CDT Sun May 2 2021 ...The Flood Warning continues for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including I-35, at Loop 13, Elmendorf, Floresville, near Falls City, Hwy 72 nr Runge...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued this afternoon at 345 PM CDT. && TXC255-493-022045- /O.EXT.KEWX.FL.W.0004.210502T2200Z-210504T0700Z/ /FLVT2.1.ER.210502T2200Z.210503T1000Z.210503T1900Z.UU/ 345 AM CDT Sun May 2 2021 ...The Flood Warning is now in effect until early Tuesday morning... The Flood Warning continues for the San Antonio River near Floresville. * From this afternoon to late Monday night. * At 3:00 AM CDT Sunday the stage was 20.9 feet. * Flood stage is 27.0 feet. * Minor flooding is forecast. * Forecast...The river will rise above flood stage late this afternoon to 27.8 feet late tonight. It will then fall to 27.7 feet and begin rising again late tonight. It will rise to 27.8 feet tomorrow morning. It will then fall below flood stage tomorrow afternoon. * Flood History...This crest compares to a previous crest of 29.2 feet on 11/01/2015. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ HAMPSHIRE
227 WGUS84 KEWX 021340 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 840 AM CDT Sun May 2 2021 ...The Flood Warning continues for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including I-35, at Loop 13, Elmendorf, Floresville, near Falls City, Hwy 72 nr Runge...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued this evening at 845 PM CDT. && TXC255-493-030145- /O.CON.KEWX.FL.W.0004.210502T2200Z-210504T0700Z/ /FLVT2.1.ER.210502T2200Z.210503T1000Z.210503T1900Z.UU/ 840 AM CDT Sun May 2 2021 ...The Flood Warning remains in effect... The Flood Warning continues for the San Antonio River near Floresville. * From this afternoon to late Monday night. * At 8:00 AM CDT Sunday the stage was 23.1 feet. * Flood stage is 27.0 feet. * Minor flooding is forecast. * Forecast...The river will rise above flood stage late this afternoon and crest at 27.8 feet late tonight. It will then fall below flood stage tomorrow afternoon. * Flood History...This crest compares to a previous crest of 29.2 feet on 11/01/2015. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ CP
520 WGUS84 KEWX 030138 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 838 PM CDT Sun May 2 2021 ...The Flood Warning is extended for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including I-35, at Loop 13, Elmendorf, Floresville, near Falls City, Hwy 72 near Runge...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued Monday morning at 845 AM CDT. && TXC255-493-031345- /O.EXT.KEWX.FL.W.0004.000000T0000Z-210504T1215Z/ /FLVT2.1.ER.210502T1912Z.210503T0400Z.210504T0015Z.UU/ 838 PM CDT Sun May 2 2021 ...The Flood Warning is now in effect until Tuesday morning... The Flood Warning continues for the San Antonio River near Floresville. * Until Tuesday morning. * At 8:00 PM CDT Sunday the stage was 29.8 feet. * Flood stage is 27.0 feet. * Minor flooding is occurring and minor flooding is forecast. * Recent Activity...The maximum river stage in the 24 hours ending at 8:00 PM CDT Sunday was 29.8 feet. * Forecast...The river is expected to rise to a crest of 29.9 feet late this evening. It will then fall below flood stage tomorrow evening. * Flood History...This crest compares to a previous crest of 30.1 feet on 08/23/2016. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ PLATT
760 WGUS84 KEWX 031707 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 1207 PM CDT Mon May 3 2021 ...The Flood Warning is extended for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including Floresville...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued late tonight at 1215 AM CDT. && TXC255-493-040515- /O.EXT.KEWX.FL.W.0004.000000T0000Z-210504T1730Z/ /FLVT2.1.ER.210502T1912Z.210503T1245Z.210504T0530Z.UU/ 1207 PM CDT Mon May 3 2021 ...The Flood Warning is now in effect until early tomorrow afternoon... The Flood Warning continues for the San Antonio River near Floresville. * Until Tuesday afternoon. * At 11:00 AM CDT Monday the stage was 31.5 feet. * Flood stage is 27.0 feet. * Minor flooding is occurring and minor flooding is forecast. * Recent Activity...The maximum river stage in the 24 hours ending at 11:00 AM CDT Monday was 31.7 feet. * Forecast...The river is expected to fall below flood stage just after midnight tonight and continue falling to 7.0 feet early Saturday afternoon. * Impact...At 33.0 feet, Secondary roads near the floodplain may become flooded and impassable. Extensive flooding occurs in lowest portions of Floresville City Park. * Flood History...This crest compares to a previous crest of 30.1 feet on 08/23/2016. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ JS
722 WGUS84 KEWX 040240 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 940 PM CDT Mon May 3 2021 ...The Flood Warning continues for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. For the San Antonio River...including Floresville...Minor flooding is forecast. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. Most flood related deaths occur in automobiles. Do not attempt to cross water covered bridges, dips, or low water crossings. Never try to cross a flowing stream, even a small one, on foot. To escape rising water find another route over higher ground. Additional information is available at www.weather.gov. The next statement will be issued Tuesday morning at 945 AM CDT. && TXC255-493-041445- /O.CON.KEWX.FL.W.0004.000000T0000Z-210504T1730Z/ /FLVT2.1.ER.210502T1912Z.210503T1245Z.210504T0530Z.UU/ 940 PM CDT Mon May 3 2021 ...The Flood Warning remains in effect... The Flood Warning continues for the San Antonio River near Floresville. * Until Tuesday afternoon. * At 9:00 PM CDT Monday the stage was 29.9 feet. * Flood stage is 27.0 feet. * Minor flooding is occurring and minor flooding is forecast. * Forecast...The river will continue to fall and is expected to fall below flood stage just after midnight tonight. * Impact...At 33.0 feet, Secondary roads near the floodplain may become flooded and impassable. Extensive flooding occurs in lowest portions of Floresville City Park. * Flood History...This crest compares to a previous crest of 30.1 feet on 08/23/2016. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ CP
864 WGUS84 KEWX 041408 FLSEWX Flood Statement National Weather Service Austin/San Antonio TX 908 AM CDT Tue May 4 2021 ...The Flood Warning is cancelled for the following rivers in Texas... San Antonio River near Floresville affecting Karnes and Wilson Counties. TXC255-493-041515- /O.CAN.KEWX.FL.W.0004.000000T0000Z-210504T1408Z/ /FLVT2.1.ER.210502T1912Z.210503T1245Z.210504T1031Z.UU/ 908 AM CDT Tue May 4 2021 ...The Flood Warning for the San Antonio River near Floresville has been cancelled... The Flood Warning is cancelled for the San Antonio River near Floresville. * At 9:00 AM CDT Tuesday the stage was 24.9 feet. * Flood stage is 27.0 feet. * Forecast...The river is expected to fall to 7.5 feet late Sunday morning. && LAT...LON 2911 9820 2918 9813 2899 9803 2893 9811 $$ RUNYEN
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 7:09 PM CDT | Special Weather Statement | EWX | Blanco | 51 min |
| May 1, 7:51 PM CDT | Special Weather Statement | EWX | Frio | 39 min |
| May 1, 8:58 PM CDT | Areal Flood Advisory | EWX | Llano | 3 hr |
| May 1, 9:55 PM CDT | River Flood Warning | EWX | Karnes, Wilson | 22 hr |
| May 1, 10:18 PM CDT | Areal Flood Advisory | EWX | Burnet | 3 hr |
| May 2, 3:47 AM CDT | River Flood Warning | EWX | Blanco | 4 hr |
| May 2, 8:49 AM CDT | River Flood Warning | EWX | Goliad, Karnes | 4 days |
Nearby
River Flood Warnings in Texas, 2021Every river flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.