down to the gulf coast with record breaking temperatures in the triple digits. we are joined with the latest. jean, wow, sweltering. it seems coast to coast, everywhere you go, it s just really hot. you re going to sweat a lot. what s going on? tell us what s the difference between heat zone and heat wave? absolutely. well, the heat dome is the cause, and the heat wave is the effect. the dries in the jetstream is causing the temperatures to really soar across the middle of the country. where that jetstream rises all the way up southern canada, it produces high pressure which allows air to heat up. it s like a lid on the atmosphere. notice how cool it is in the northeast and pacific northwest. that s going to change as we work through the week because the heat dome will spread, and day after day of consecutive temperatures above normal,
super hot. sweltering is the better word, right. all right, allison chinchar, thank you so much. summer plans at pools or beaches could be in trouble. where people like to cool off with heat like this, and you want to know why, because there aren t enough life guards. the american life guard association says about a third of the nation s public pools will not open this summer because of staffing shortages. cnn s vanessa yurkevich looks at philadelphia s struggle to attract summer workers. reporter: had you ever been a life guard before? i was a life guard when i was 16. reporter: how long ago was that? i m 70 now. reporter: this summer, robin borlando is taking the plunge, getting back in the pool in the plunge to be a life guard, 54 years later. i want to do something to feel worthwhile, a purpose or something. reporter: she found-calling after she heard the philadelphia parks and recreation department
Rains in parts of Delhi on Friday brought in much-needed relief from the scorching heat as the drizzle and the breeze resulted in a dip in temperature.
could be a concern today, with the threat for localized flooding. other concerns we re looking at 52 million at risk for the threat for severe weather, widespread winds damage and winds gusting to 60 miles an hour, damaging hail as well, and we can t rule out the chance for a few tornadoes, where you see that orange, that is the likeliest spot, syracuse, philadelphia and baltimore and slight risk in the yellow, from the new england area down to parts of the mid atlantic and also the carolinas. and we do have a risk for severe weather in parts of the panhandle, and so including that, that is 62 million americans, rainfall forecast today, we could see rainfall rates may exceed an inch per hour, and that could lead to localized flash flooding and especially where you see the yellows and oranges and the threat moves into the plains tomorrow with five million at risk, north plat, omaha, into kansas city. it continues to be so, so hot, sweltering in the south. texas, you are in your ninth