This comes from the TRANSPORTATION CODE but it could be argued as a legal definition of nighttime. If you were charged, it would ultimately be up to a jury to decide whether you were allowed by law to act with lethal force.Sec. 541.401. MISCELLANEOUS TERMS. In this subtitle:
(1) "Daytime" means the period beginning one-half hour before sunrise and ending one-half hour after sunset.
...
(5) "Nighttime" means the period beginning one-half hour after sunset and ending one-half hour before sunrise.
Anyhow - a warning shot? I don't think that is covered anywhere but then I am new to this.