for a look at how hot it will get, let's bring in cbs bay area meteorologist paul hagan. evening, paul. >> jay become a good evening. early jump on summer in the southeast united states, temperatures in the 90s and 100s. 104 in sacramento, 109. record-tying degrees in las vegas. short of record territory in phoenix topping 110 degrees and well into the 90s for denver and albuquerque, even up to 140 degrees in el paso. now it is not surprising that this could part of the country's hot. what is surprising it is this hot, this early in the season, that has prompted excessive heat warnings and heat advisories that extend from california and arizona into nevada and then eastward into texas, and there is a fingerprint of climate change associated with this. a metric called the climate shift index quantifies how much more likely and extreme weather event like this heat wave is due to the influence of climate change, 2-5 times more likely for this particular event, this kind of heat this early in the season essentially cooks the vegetation and increases the wildfire threat, but j