For the first time since its discovery, Comet ISON has approached the inner solar system. It is currently located just inside Jupiter's orbit and within six months should be at its closest location to
Comet ISON is nearing planet Earth. It is currently inside Jupiter's orbit getting close to the inner solar system. By late this year it could become the brightest object in the night sky.
The sun continues exploding energy as it reaches the forecast peak of the 11 year energy cycle this year. A weekend eruption caught on camera by a NASA satellite is the most powerful yet seen from the
The eruption occurred at 7:17 PM (Arizona time) on Sunday.
Sea-surface temperatures (SSTs) in the equatorial East Pacific Ocean remain average. What does that mean? There is no La Niña or El Niño brewing. La Niña is cooler than average temperatures in that area
Neutral conditions in East Pacific sea surface temperatures could mean it's a coin toss for a good or bad monsoon this year.
The National Weather Service office in Tucson has posted the schedule for the spring SKYWARN Spotters training. There are classes scheduled in April, May, and June for various locations across Southeast
Training classes are scheduled in April, May, and June for various locations across Southeast Arizona.
Because of the mild Arizona weather, allergies can be year-round with plants blooming even during the winter months. Tucson News Now Pollen Alert The University of Arizona Health Sciences Center has
The University of Arizona Health Sciences Center has a Pollen Calendar for Tucson and the surrounding desert.
The only team of scientists in Arizona bringing you weather on every show, every day is found in many places! On Radio: On Facebook: On Twitter: And, you can download the mobile app for weather her
Many sources, many places.
TUCSON, AZ (KOLD) - Monsoon storms are spotty with a half inch of rain falling in one location, and a mile away - nothing. Recording rainfall at one location just doesn't make sense. This is why Rainlog.org,
Join a network of your neighbors and report rain totals in your area.