Alert archive / Texas / Red Flag Warnings in 2021
Red Flag Warning 4, NWS San Angelo, TX
NWS San Angelo, TX issued this red flag warning at Dec 23, 2021, 1:40 PM CST for 10 counties in Texas. It took effect at Dec 24, 2021, 12:00 PM CST. It was in force for 6 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
- Dec 23, 2021, 1:40 PM CST (19:40 UTC)
- In effect from
- Dec 24, 2021, 12:00 PM CST
- Expired
- Dec 24, 2021, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS San Angelo, TX
Counties Callahan County, TX, Coke County, TX, Fisher County, TX, Haskell County, TX, Jones County, TX, Nolan County, TX, Shackelford County, TX, Sterling County, TX, Taylor County, TX, Throckmorton County, TX
The radar
The Dyess AFB radar (KDYX), 68 km from the middle of the area, began a volume at 19:46 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
Midland Regional, TX (KMAF), launched 12:00Z, 7.7 hours before the alert went out and 218 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
- 3485 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
733 WWUS84 KSJT 231940 RFWSJT URGENT - FIRE WEATHER MESSAGE National Weather Service San Angelo TX 140 PM CST Thu Dec 23 2021 TXZ049-054-098-113-240345- /O.UPG.KSJT.FW.A.0003.211224T1800Z-211225T0000Z/ /O.NEW.KSJT.FW.W.0004.211224T1800Z-211225T0000Z/ Fisher-Nolan-Haskell-Jones- 140 PM CST Thu Dec 23 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM CST FRIDAY FOR the western and northwestern Big Country... The National Weather Service in San Angelo has issued a Red Flag Warning, which is in effect from noon to 6 PM CST Friday. The Fire Weather Watch is no longer in effect. * Wind...15 TO 25 MPH WITH GUSTS OVER 30 MPH POSSIBLE * Humidity...15 TO 20 PERCENT * Fuels...EXTREMELY DRY * Impacts...WITH GUSTY WINDS...NEAR RECORD HIGH TEMPERATURES... AND LOW HUMIDITIES...ANY FIRES THAT DEVELOP CAN SPREAD RAPIDLY. OUTDOOR BURNING IS DISCOURAGED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will occur shortly. A combination of strong winds, low humidity and dry fuels will contribute to extreme fire behavior. && $$
3 follow-up statements
304 WWUS84 KSJT 240333 RFWSJT URGENT - FIRE WEATHER MESSAGE National Weather Service San Angelo TX 933 PM CST Thu Dec 23 2021 TXZ049-054-098-113-241400- /O.CON.KSJT.FW.W.0004.211224T1800Z-211225T0000Z/ Fisher-Nolan-Haskell-Jones- 933 PM CST Thu Dec 23 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 6 PM CST FRIDAY FOR THE WESTERN AND NORTHWESTERN BIG COUNTRY... * Wind...15 TO 25 mph with gusts over 30 mph possible * Humidity...15 to 20 percent * Fuels...Extremely dry * Impacts...With gusty winds...near record high temperatures...and low relative humidity values, any fires that develop will spread rapidly. Outdoor burning, and any outdoor activity that may produce flames or sparks is discouraged. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will occur shortly. A combination of strong winds, low humidity and dry fuels will contribute to extreme fire behavior. && $$
064 WWUS84 KSJT 240909 RFWSJT URGENT - FIRE WEATHER MESSAGE National Weather Service San Angelo TX 309 AM CST Fri Dec 24 2021 TXZ064-065-099-114-127-128-241715- /O.EXA.KSJT.FW.W.0004.211224T1800Z-211225T0000Z/ Sterling-Coke-Throckmorton-Shackelford-Taylor-Callahan- 309 AM CST Fri Dec 24 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR BIG COUNTRY AND NORTHERN CONCHO VALLEY FOR 20 FOOT WINDS OF 20 MPH OR MORE...RELATIVE HUMIDITIES OF 15 PERCENT OR LESS AND A HIGH FIRE DANGER... The National Weather Service in San Angelo has issued a Red Flag Warning, which is in effect from noon today to 6 PM CST this evening. * Wind...20 TO 25 mph with gusts over 30 mph possible * Humidity...15 to 20 percent * Fuels...Extremely dry * Impacts...With gusty winds...near record high temperatures... and low relative humidity values, any fires that develop will spread rapidly. Outdoor burning, and any outdoor activity that may produce flames or sparks is discouraged. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will occur shortly. A combination of strong winds, low humidity and dry fuels will contribute to extreme fire behavior. && $$ TXZ049-054-098-113-241715- /O.CON.KSJT.FW.W.0004.211224T1800Z-211225T0000Z/ Fisher-Nolan-Haskell-Jones- 309 AM CST Fri Dec 24 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR THE BIG COUNTRY FOR 20 FOOT WINDS OF 20 MPH OR MORE...RELATIVE HUMIDITIES OF 15 PERCENT OR LESS AND A HIGH FIRE DANGER... * Wind...20 TO 25 mph with gusts over 35 mph possible * Humidity...15 to 20 percent * Fuels...Extremely dry * Impacts...With gusty winds...near record high temperatures... and low relative humidity values, any fires that develop will spread rapidly. Outdoor burning, and any outdoor activity that may produce flames or sparks is discouraged. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will occur shortly. A combination of strong winds, low humidity and dry fuels will contribute to extreme fire behavior. && $$ 04
315 WWUS84 KSJT 242003 RFWSJT URGENT - FIRE WEATHER MESSAGE National Weather Service San Angelo TX 203 PM CST Fri Dec 24 2021 TXZ049-054-064-065-098-099-113-114-127-128-250000- /O.CON.KSJT.FW.W.0004.000000T0000Z-211225T0000Z/ Fisher-Nolan-Sterling-Coke-Haskell-Throckmorton-Jones-Shackelford- Taylor-Callahan- 203 PM CST Fri Dec 24 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR BIG COUNTRY AND NORTHERN CONCHO VALLEY FOR 20 FOOT WINDS OF 20 MPH OR MORE...RELATIVE HUMIDITIES OF 15 PERCENT OR LESS AND A HIGH FIRE DANGER... * Wind...20 TO 30 mph with gusts over 35 mph possible * Humidity...15 to 20 percent * Fuels...Extremely dry * Impacts...With gusty winds...near record high temperatures... and low relative humidity values, any fires that develop will spread rapidly. Outdoor burning, and any outdoor activity that may produce flames or sparks is discouraged. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now or will occur shortly. A combination of strong winds, low humidity and dry fuels will contribute to extreme fire behavior. && $$
Nearby
Red Flag Warnings in Texas, 2021Every red flag 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.