01 January 2022 Local Date – (02 January 2022 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
CiboloSteele Crownridge 23:56, McNeil Congress ABIA 23:58, SanPedro SAJeffersonHS D’Hanis 0:04, McNeil (~231.2k – 38% to altitude) Howard NLamar 0:06, Blanco Camden Webb FM1572 0:08, FtHood Thorndale Leander OldTunnel (407.8k 20% to altitude – appear to forage “locally” before frontal passage) WellsBranch Buda Wimberley SanMarcos SchertzClemens TX28 Randolph Bulverde FairOaksRanch 0:12, MustangRidge Lockhart SMCenterpoint Timberwood Bracken Seguin 0:16, Salado GrapeCreek 0:18, Kyle Luling Gonzales SmythCrossing Rucker EaglePass 0:20, Stuart (tiny) 0:50,
2022-01-02_UTC

31 December 2021 Local Date – (01 January 2022 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
CiboloSteele 23:56, Wimberley SanMarcos BalconesHeights 0:00, GrapeCreek FosterRd 0:02, SchertzClemens SaladoCreekGreenway&NacadochesRd SanPedro FM1572 0:04, SMCenterpoint InterstatePlaza Bracken TX28 Randolph Timberwood Bulverde Crownridge Camden 0:10, McNeil WellsBranch NLamar Congress Lakeway 0:12, SmythCrossing 0:14, UT Loyola 0:18, CanyonLake Luling SMRB-Slayden 0:22, DHanis 0:24, Salado 0:26, EaglePass 0:28, OldTunnel 0:42,
2022-01-01_UTC

30 December 2021 Local Date – (31 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
CiboloSteele 23:50, McNeil WellsBranch Pinto 0:02, NewBraunfels Bracken Randolph SanPedro BalconesHeights SAJeffersonHS Crownridge TX24 0:04, Buda SanMarcos SMCenterpoint Seguin 0:08, Leander CedarPark NLamar UT 0:10, Wimberley Webb FM1572 0:12, Salado Howard Loyola Congress ABIA 0:16, GrapeCreek FosterRd 0:22, OldTunnel (much reduced) 0:34, Chiroptorium (tiny) 0:44, Stuart 0:52,
2021-12-31_UTC

29 December 2021 Local Date – (30 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
Winds swung around to the N about 2 pm, many bats used the tailwinds to migrate (~170k from Congress calculated from between MustangRidge and Lockhart on their way to Seguin), OldTunnel (~117.3k foraged locally – others migrated (~113.5k) starting later at 1:08 ) 23:02, Frio (tiny) 23:36, NuecesRR 23:40, WellsBranch 23:42, Crownridge 23:46, Howard SanPedro Pinto 23:48, McNeil 23:50, TX28 LeonSprings BalconesHeights Camden 23:52, NLamar ABIA Dittmar CiboloSteele Seguin EaglePass 23:56, UT 23:58, FtHood Leander CedarPark Congress MustangRidge SMCenterpoint InterstatePlaza Bracken Randolph SchertzCLemens Dabny 0:02, FosterRd 0:06, BeeCave Wimberley Luling 0:08, Gonzales D’Hanis SmythCrossing 0:10, Rucker 0:14, Salado Milano GrapeCreek 0:16, Thorndale 0:18, OldTunnel2 (migration of ~113.5k) 0:28,
2021-12-30_UTC

28 December 2021 Local Date – (29 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
Laughlin 23:42, SanPedro 23:50, CiboloSteele Crownridge BurbankHS 23:54, WellsBranch (~7.94k 0$ to altitude) Wimberley TX28 Camden Seguin 23:58, Kyle InterstatePlaza 0:02, Randolph GrapeCreek FosterRd 0:04, McNeil (~122.1k 20% to altitude) NLamar ABIA 0:06, SMCenterpoint FM1572 0:08, CedarPark Howard (~4.9k 1% to altitude) BeeCliff UT Loyola DuncanPark Congress Bracken Timberwood Luling Gonzales 0:12, SanMarcos CanyonLake 0:16, Salado Milano 0:20, OldTunnel 0:24, Frio D’Hanis 0:50,
2021-12-29_UTC

27 December 2021 Local Date – (28 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
SanPedro 23:48, Crownridge 23:52, Timberwood 23:54, CiboloSteele SAJeffersonHS Camden Seguin 23:56, Bracken TX28 PerrinBeitel&Wurzbach 0:04, McNeil (~85.8k – 23% to altitude) WellsBranch NLamar Webb FM1572 0:06, GrapeCreek FosterRd 0:08, SanMarcos SchmidtAve&IH35 Wimberley SMCenterpoint TX26 0:12, Leander Howard Lakeway BeeCliffs UT Loyola 0:14, Congress 0:16, Salado CanyonLake 0:20, ABIA 0:26, OldTunnel 0:30,
2021-12-28_UTC

26 December 2021 Local Date – (27 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
STARSoccerComplex 23:50, CiboloSteele SanPedro SAJeffersonHS Camden 23:54, Seguin 23:58, SanMarcos Bracken Crownridge Randolph 0:02, InterStatePlaza SchertzClemens TX28 0:04, McNeil WellsBranch Webb 0:08, Wimberley SMCenterpoint GrapeCreek FosterRd 0:10, CanyonLake 0:14, Salado NLamar UT Loyola Congress 0:16, Lakeway Lockhart Luling 0:22, OldTunnel (tiny) 0:38, Frio Stuart (both tiny) 0:58,
2021-12-27_UTC

25 December 2021 Local Date – (26 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
Bracken 23:38, OldTunnel (~239.2k headed to Bracken) 23:46, SanMarcos 23:52, CiboloSteele Crownridge Culebra&BanderaRd 23:54, Seguin 23:58, Bracken2 SanPedro Camden 0:02, CedarParkRecCenter GatewayCollegePrep McNeil (~168.5 – 25% to altitude) GrapeCreek FosterRd 0:04, Wimberley TX28 SchertzClemens Randolph Webb 0:06, CanyonLake SMCenterpoint 0:08, Congress 0:10, WellsBranch (~25,821 at WB & Howard combined) NLamar Loyola UT 0:12, Howard (~25,821 at Howard & WB combined) 0:18 Vanderpool 0:20, Temple Salado D’Hanis 0:26, Stuart 0:40, Fern 1:08,
2021-12-26_UTC

24 December 2021 Local Date – (25 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
Warmer weather allows bats from all over SA to leave buildings and check out Bracken, CiboloSteele 23:48, GrapeCreek 0:00, SchertzClemens Webb 0:06, FosterRd 0:08, SanMarcos CanyonLake Timberwood Bracken TX28 PerrinBeitel&Wurzbach Randolph 410&IH35 Camden 0:10, BeeCliffs 0:12, SanPedro BalconesHeights FtSam Seguin 0:14, Wimberley 0:16, OldTunnel Leander BeeCave UT Loyola 0:18, McNeil 0:26, Congress 0:32,
2021-12-25_UTC

23 December 2021 Local Date – (24 December 2021 UTC) – times are also UTC (subtract 6:08 hours for CST of flights)
CiboloSteele 23:54, SchertzClemens PerrinBeitel&Wurzbach 0:06, FtSam 0:10, Timberwood Bracken TX28 Randolph TX26 0:14, Loyola 0:16, UT ToroCanyon GrapeCreek FosterRd 0:22, FairOaksRanch 0:24, OldTunnel Culebra&BanderaRd BalconesHeights 0:28, Chiroptorium McNeil Duncan Congress 0:30, Seguin 0:32, Lackland (big flight headed back toward Bracken) 0:56,
2021-12-24_UTC