Alert archive / Texas / Red Flag Warnings in 2019
Red Flag Warning 2, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this red flag warning at Apr 10, 2019, 4:25 AM CDT for Val Verde County, Texas. It took effect at Apr 10, 2019, 1:00 PM CDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 10, 2019, 4:25 AM CDT (09:25 UTC)
- In effect from
- Apr 10, 2019, 1:00 PM CDT
- Expired
- Apr 10, 2019, 9:42 PM CDT
- In force
- 9 hr
- Issued by
- NWS Austin/San Antonio, TX
County Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 109 km from the middle of the area, began a volume at 09:29 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 nearest sounding before it
Del Rio, TX (KDLF), launched 00:00Z, 9.4 hours before the alert went out and 66 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3834 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 160 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
032 WWUS84 KEWX 100925 CCA RFWEWX URGENT - FIRE WEATHER MESSAGE...CORRECTED National Weather Service Austin/San Antonio TX 425 AM CDT Wed Apr 10 2019 Corrected to clarify the timing of the event. ...Critical Fire Weather Conditions possible this afternoon through late tonight across Val Verde County... .Increasing southerly 20 foot winds can be expected across Val Verde county ahead of a Pacific cold front. With very dry air and hot temperatures also expected, critical fire weather conditions are possible during the afternoon and evening hours. Expect minimum humidities below 15 percent, with single digit humidities over the western half of the county. TXZ183-101730- /O.UPG.KEWX.FW.A.0002.190410T1800Z-190411T0300Z/ /O.NEW.KEWX.FW.W.0002.190410T1800Z-190411T0600Z/ Val Verde- 425 AM CDT Wed Apr 10 2019 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR VAL VERDE COUNTY... The National Weather Service in Austin/San Antonio has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 1 PM this afternoon to 1 AM CDT Thursday. * WINDS...Southwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...As low as 8 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
3 follow-up statements
198 WWUS84 KEWX 101627 RFWEWX URGENT - FIRE WEATHER MESSAGE National Weather Service Austin/San Antonio TX 1127 AM CDT Wed Apr 10 2019 ...Critical Fire Weather Conditions possible this afternoon through late tonight across Val Verde County... .Increasing southerly 20 foot winds can be expected across Val Verde County ahead of a Pacific cold front. With very dry air and hot temperatures also expected, critical fire weather conditions are possible during the afternoon and evening hours. Expect minimum humidities below 15 percent, with single digit humidities over the western half of the county. TXZ183-110600- /O.CON.KEWX.FW.W.0002.190410T1800Z-190411T0600Z/ Val Verde- 1127 AM CDT Wed Apr 10 2019 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON UNTIL 1 AM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR VAL VERDE COUNTY... * WINDS...Southwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...Widespread values below 15 percent. Values as low as 6 percent across the western portions of the county. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
316 WWUS84 KEWX 101940 RFWEWX URGENT - FIRE WEATHER MESSAGE National Weather Service Austin/San Antonio TX 240 PM CDT Wed Apr 10 2019 ...Critical Fire Weather Conditions possible this afternoon through late tonight and again Thursday morning through Thursday evening across Val Verde County... ...Hot, dry, and windy conditions will lead to critical fire weather conditions this afternoon and evening and again Thursday late morning through Thursday evening. Expect minimum humidities below 15 percent, with single digit humidities over the western half of the county, paired with strong winds... TXZ183-110700- /O.NEW.KEWX.FW.A.0003.190411T1600Z-190412T0100Z/ /O.CON.KEWX.FW.W.0002.000000T0000Z-190411T0600Z/ Val Verde- 240 PM CDT Wed Apr 10 2019 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 1 AM CDT THURSDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR VAL VERDE COUNTY... * WINDS...Southwest 10 to 20 mph with gusts up to 35 mph. * RELATIVE HUMIDITY...Widespread values below 15 percent. Values as low as 6 percent across the western portions of the county. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR VAL VERDE COUNTY... * WINDS...West 15 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...Widespread values between 8 and 15 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
629 WWUS84 KEWX 110242 RFWEWX URGENT - FIRE WEATHER MESSAGE National Weather Service Austin/San Antonio TX 942 PM CDT Wed Apr 10 2019 ...WINDS ACROSS VAL VERDE COUNTY HAVE WEAKENED AND CRITICAL FIRE WEATHER CONDITIONS ARE NOT EXPECTED TO CONTINUE TONIGHT... ...CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE ACROSS VAL VERDE COUNTY THURSDAY AFTERNOON... .Winds have decreased and relative humidity is rising across Val Verde County. We are canceling the Red Flag Warning for this evening. Hot, dry, and windy conditions will lead to critical fire weather conditions Thursday late morning through Thursday evening across Val Verde County. Expect minimum humidities below 15 percent, with single digit humidities over the western half of the county, paired with strong winds. TXZ183-111045- /O.CAN.KEWX.FW.W.0002.000000T0000Z-190411T0600Z/ /O.CON.KEWX.FW.A.0003.190411T1600Z-190412T0100Z/ Val Verde- 942 PM CDT Wed Apr 10 2019 ...RED FLAG WARNING IS CANCELLED FOR TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR VAL VERDE COUNTY... The National Weather Service in Austin/San Antonio has cancelled the Red Flag Warning for tonight. Winds will be around 10 mph and relative humidity will rise above 20%. ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY EVENING FOR LOW RELATIVE HUMIDITY AND STRONG WINDS FOR VAL VERDE COUNTY... * WINDS...West 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 3 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. * WINDS...West 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 3 percent. * IMPACTS...Any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 2:40 PM CDT | Fire Weather Watch | EWX | Val Verde | 13 hr |
Nearby
Red Flag Warnings in Texas, 2019Every red flag warning in 2019
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.