Cloud Cover Drought Clear Skies Light Pollution Heat Wave Temperature Viewing Conditions Night Sky Viewing Humidity and Rainfall Impact on Air Quality Temperature Variations Santa Ana Winds Temperature Effects Wind Patterns Pollutant Dispersion Skywatching Rainfall and Thunderstorms Severe Weather Risks Upper Winds Visibility Flight Safety Rainy Weather Launch Weather Storms Fire Weather Conditions Greece Temperature Records
The annual display from Halley’s Comet debris winds down, with sporadic sightings expected until May 28 under ideal conditions.