05 April 2021 (06 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Outflow boundary pushes into the Hill Country early 23:30, Bracken (~2,181,967 – ~455k of those to altitude) 0:46 Culebra&BanderaRd SmythCrossing 0:54, GrapeCreek FosterRd 0:56, NuecesRR 0:58, Leander NewBraunfels SanPedro 1:00, D’Hanis Bracketville 1:02, McNeil WellsBranch Howard 1:06, Wimberley SanMarcos SMCenterpoint Hubertus Randolph TX28 410&IH35 Crownridge 1:08, DavisBlowout BeeCaves BeeCliff Dittmar Buda Seguin 1:14, Frio Stuart 1:16, Temple Salado Congress Loyola 1:20, Chiroptorium Lockhart Luling SMRB 1:22, Huber Taylor 1:28, BeaverCreek 1:34, OldTunnel 1:42,
2021-04-06_UTC

04 April 2021 (05 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Culebra&BanderaRd 0:50, Hubertus Schertz Randolph Crownridge 0:54, Bracken SanPedro FairOaksRanch GrapeCreek FosterRd 0:58, Leander 1:00, Wimberley SanMarcos SMCenterpoint Seguin 1:02, McNeil 1:04, Howard 1:10, WellsBranch Congress SMRN 1:12, Temple 1:16, DavisBlowout 1:18, Chiroptorium MustangRidge Lockhart 1:20, UT 1:22 BeaverCreek Huber NLamar 1:24, D’Hanis 1:26, Frio 1:32, OldTunnel 1:40,
2021-04-05_UTC

03 April 2021 (04 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Diminished, late activity due to chilly conditions, Culebra&BanderaRd 0:36, 410&IH38 0:38, Leander SanMarcos SMCenterpoint Timberwood SanPedro 0:42, Wimberley NewBraunfels Hubertus Randolph Crownridge Seguin 0:48, FairOaksRanch 0:52, McNeil Bracken 0:56, Temple Salado Congress Lockhart SMRB 1:10, DavisBlowout Chirop 1:16, UT Loyola 1:18, NLamar ABIA D’Hanis Frio 1:24, OldTunnel 1:26, Huber Stuart 1:38,
2021-04-04_UTC

02 April 2021 (03 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Bracken (~763,444 – ~18.7% to altitude) D’Hanis SmythCrossing 0:42, McNeil Frio 0:46, Culebra&BanderaRd NuecesRR 0:48, NewBraunfels Seguin Nueces90 0:50, GrapeCreek 0:52, Leander 0:54, Wimberley SMCenterpoint TX28 SanPedro 0:56, Temple 1:00, SanMarcos 410&IH35 Randolph Crownridge FairOaksRanch FosterRd 1:02, Salado Loyola Congress BeeCave 1:08, Howard (~12,168) WellsBranch Dittmar MustangRidge Lockhart SMRB Hwy1572 1:10, DavisBlowout NLamar UT 1:14, Blanco 1:16, Taylor Milano ABIA Hwy71&1209 1:18, FtHood BeaverCreek Chiroptorium 1:28,
2021-04-03_UTC

1 April 2021 (02 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Chilly, windy evening, Frio 0:12, Nueces 0:36, Culebra&BanderaRd Crownridge 0:38, SmythCrossing 0:42, GrapeCreek FosterRd 0:46, SMCenterpoint Bracken 410&IH35 Randolph SanPedro 0:50, Seguin 0:54, McNeil Howard (only ~936) Wimberley SanMarcos 0:58, Temple WellsBranch Congress SMRB 1:04, Frio2 1:08, DavisBlowout Stuart 1:12, D’Hanis 1:20, Salado 1:24, DavisBlowout2 1:30, Chirop, bats leaving CanyonLake and heading for Chirop and DavisBlowout 1:32, BeaverCreek Huber 1:46,
2021-04-02_UTC

31 March 2021 (01 April 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
CenTex flights suppressed/diminished by cold N winds, Nueces SmythCrossing 0:12, Stuart 0:28, Ney Frio 0:32, Hwy1572 Dabny GrapeCreek 0:42, Bracken Culebra&BanderaRd 0:48, TX28 Randolph 410&IH35 SanPedro 0:48, McNeil Wimberley Bracketville Spofford Pinto EaglePass 0:56, Congress Buda SanMarcos SMCenterpoint Crownridge 1:00, WellsBranch Howard FosterRd Maverick 1:02, SanCarlos 1:12, SMRB 1:24,
2021-04-01_UTC

30 March 2021 (31 March 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Congress (early breakout) to meet approaching front 0:00, GrapeCreek early to meet front 0:12, Bracken FosterRd 0:28, Nueces 0:34, Culebra&BanderaRd Crownridge 0:36, Frio 0:38, SanPedro 0:42, McNeil (~173,563 – ~58k of those to altitude) FairOaksRanch Hwy1572 Spofford 0:44, Blanco Wimberley SMCenterpoint 410&IH35 Randollph 0:48, Howard (~5,700 – ~103 to altitude) Bracketville 0:52, Temple FtHood WellsBranch 0:58, Dittmar Buda Kyle Lockhart Seguin SMRB 1:02, DavisBlowout Taylor CongressMainFlight Floresville 1:06, Chiroptorium 1:08, Salado L:oyola 1:12, Frio2 1:16, Huber 1:26, Stuart 1:28, OldTunnel (first of the year) 1:34,
2021-03-31_UTC

29 March 2021 (30 March 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Stuart (~152,207 – ~21k to altitude) 0:16, NLamar 0:24, D’Hanis Frio SmythCrossing 0:26, Bracken (~1,248,614 – ~341k of those to altitude) Culebra&BanderaRd Crownridge 0:28, GrapeCreek 0:32, SanPedro 0:36, Nueces 0:38, FairOaksRanch 0:42, McNeil FosterRd 0:44, Blanco Wimberley 410&IH35 Randolph GovernmentCanyon 0:48, CedarPark BeeCave 0:50, SMCenterpoint Frio90 0:52, SanMarcos Hubertus 0:56, Temple WellsBranch (8,920 – ~1k to altitude) Howard (~5,016) Congress BeeCliff 0:58, Seguin Floresville SMRB 1:02, FtHood Chirop Lockhart 1:04, UT Loyola 1:12,
2021-03-30_UTC

28 March 2021 (29 March 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Frio (~47,899 – only~1.57k to altitude) 23:56, SMythCrossing 0:00, GrapeCreek 0:10, Lackland 0:20, StEdwards Nueces 0:22, Stuart 0:26, Culebra&BanderaRd Crownridge 0:36, Dittmar 0:38, Bracken Amistad 0:42, Blanco McNeil (~61,103 – only ~690 to altitude) BeeCliff Randolph 410&IH35 SanPedro 0:46, SMCenterpoint 0:48, Congress Wimberley D’Hanis EaglePass 0:50, Howard (~9,652 – ~59 to altitude) FosterRd 0:52, Seguin Maverick 0:54, DevilsRiver 0:56, Temple WellsBranch (~11,916) SanMarcos SMRB 1:00, Chirop (tiny) 1:14, Huber (first of the year) 1:18, Fern (first of the year) 2:00,
2021-03-29_UTC

27 March 2021 (28 March 2021 UTC) – times are also UTC (subtract 5:10 hours for CDT)
Bats along the IH35-corridor hunt insects pushed by perfectly timed Seabreeze front, D’Hanis SmythCrossing 23:30, Nueces 23:32, Frio90 GrapeCreek FosterRd 23:50, Amistad 23:56, Rucker 0:00, Dabny 0:10, DevilsRiver 0:16, Crownridge 0:24, McNeil Blanco Wimberley Spofford 0:28, Bracken (~1,748,483 – ~607k of those to altitude) Culebra&BanderaRd 0:32, Loyola Oracle Stuart 0:34, SMCenterpoint 0:36, DuncanPk Congress Hubertus 410&IH35 SanPedro 0:38, BeeCave 0:40, Dittmar 0:42, Howard (~8,069 – ~569 to altitude) 0:44, SanMarcos TX28 Randolph Seguin 0:46, WellsBranch (~8,624 – only ~400 to altitude) 0:52, Lockhart SMRB 1:02, Chiroptorium 1:06, Luling 1:12,
2021-03-28_UTC