Flags flown from tall masts can be flown 24 hours if illuminated at night.
Flags flying from short poles have to be lowered at sunset.
If the U.S. flag is flown at night, it is supposed to be lighted.
THE US FLAG CAN BE FLOWN DURING THE DAY, ANYTIME. THE FLAG CAN ONLY BE FLOWN AT NIGHT IF IT IS PROPERLY LIGHTED.
Lighted
Lighted
All Day. It can be flown at night if a light is shined on it.
Lighted
The U.S. flag should be flown from dawn to dusk. If flown at night, it is to be illuminated.
If the U.S. flag is flown after dark, it should be lighted.
Generally, it is considered disrespectful to fly a flag, especially the U.S. flag, at night unless it is well lighted. Also, a damaged or frayed flag should not be flown if possible.
Have lights shining up at it
Yes it can you just put it outside and there is usually wind at night also. Therefore it is possible to fly the flag at night. (not saying its respectful or anything).
It should be flown with a spotlight hitting it. If it is raining or strange weather, its better to keep it inside, in a triangle fold.