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Bat Flight History

Flight Prediction Archive

Every evening's bat flight prediction at Congress Avenue Bridge, documented by Austin Bat Refuge staff.

All Posts

Tonight's Prediction →
Tuesday, June 24, 2025
Monday June 23, 2025
Flight: 8:54 pm Notes: ~18 mins after sunset, ~14% of the colony flew – some went 6 miles…
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Monday, June 23, 2025
Sunday June 22, 2025
Spotty storms streaming up from the SSE, outflow boundaries from […]
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Monday, June 23, 2025
Sunday June 22, 2025
Flight: 8:58 pm Notes: 22 minutes after sunset ~12% of the colony flew – some went 6 miles…
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Sunday, June 22, 2025
Saturday June 21, 2025
Storms streaming N over SanAntonio and Uvalde,Rucker 0:50, Bracken 0:54, […]
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Sunday, June 22, 2025
Saturday June 21, 2025
Flight: 8:58 pm Notes: ~23 minutes after sunset (7 mins before dark) only ~88.9k flew – some went…
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Saturday, June 21, 2025
Friday June 20, 2025
DavisBlowout 0:40, Rucker 0:46, Chiroptorium 0:50, Bracken 0:54, Frio 1:20, […]
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Saturday, June 21, 2025
Monday June 23, 2025
8:40 pm – 9:10 pm when conditions allow, i.e. when the atmosphere is stable, no pressure drops, no…
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Saturday, June 21, 2025
Friday June 20, 2025
Flight: 8:52 pm  Notes: ~17 minutes past sunset (well before dark) ~24% of the colony flew 10 miles…
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Friday, June 20, 2025
Thursday June 19, 2025
Outflow boundary early heading N from storms over CarrizoSprings, Rucker […]
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Friday, June 20, 2025
Thursday June 19, 2025
Flight: 8:52 pm  Notes: ~17 minutes past sunset (well before dark) ~24% of the colony flew 10 miles…
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