Hailstorms are infrequent everywhere, but especially so in the south.
Thunderstorms, averaging nearly one hundred in the year, and violent hailstorms, occur in summer, being most severe in the interior.
Snow is seen once or twice in a generation; violent hailstorms occur.
Light hailstorms are not uncommon, but tornadoes are unknown in the state.
Destructive hailstorms, again, though rare, are not unknown in Egypt, while the locusts are definitely stated to have been brought by a strong east wind.
Violent hailstorms, which do great damage, sometimes follow periods of drought.