RIVERSIDE (CNS) - Clouds kept temperatures from rising as much as expected throughout much of Riverside County today as high pressure responsible for the first heat wave of the year in the Inland Empire continued its march eastward out of region, the National Weather Service reported.It was 85 degrees in Idyllwild on Wednesday, tying a record for April 29 set there in 2004, according to weather service meteorologist James Brotherton. The mountain community hit 92 degrees on Tuesday, erasing a record set in 2007.Palm Springs was forecast to hit 108 degrees Wednesday as a high pressure system continued strengthening over the region, but high clouds tampered expectations, limiting the high to 103.An excessive heat warning for the Coachella Valley is in effect until 9 p.m. Thursday
