National Weather Service

The Los Angeles region could get a little rain over the weekend, but it probably won't affect anyone's day plans, according to the National Weather Service. Clouds will start rolling in Friday night, with a 20% chance of showers and thunderstorms to follow overnight, the weather service said. "Really, nothing until after midnight," said NWS weather specialist Bonnie Bartling. Continue reading > > ALSO: Family finds, rescues man who plunged off cliff six days earlier Decision postponed, again, on Yellowstone snowmobile rule -- Matt Stevens, Los Angeles Times

A three-day warming trend should peak today, with temperatures possibly hitting 102 degrees in local valley areas, according to the National Weather Service. In Pasadena and the foothills, temperatures should hover in the high-90s. The high-pressure system behind the heat is expected to move on starting Friday, making way for a cooling trend through the weekend. Daytime highs will fall back into the 80s until early next week, according to the weather service. -- Jason Wells, Times Community News Photo: Skylines of Glendale and Los Angeles.

High pressure is expected to bring warmer weather and northeast winds up to 45 mph later this week, forecasters said. Above-normal temperatures may last through the weekend before the ridge of high pressure begins to weaken, the National Weather Service said. By Friday, temperatures in coastal and valley areas of Los Angeles and Ventura counties are expected to reach the mid 70s and could be slightly warmer on Saturday, the weather service said. Continue reading > > -- Robert J. Lopez, Los Angeles Times

Wind gusts up to 45 mph were reported in Los Angeles and Ventura counties as a cold front moved across the region Monday night, forecasters said. The winds were expected to weaken by Tuesday morning, but snow levels could fall as low as 3,000 feet and create problems for drivers along the Grapevine and California 14, the National Weather Service said. By Monday night, less than 2 inches of snow had been reported near the Tejon Pass on the Grapevine, the weather service said.

The low clouds and fog that dominated the landscape this morning should burn off into mostly sunny conditions and warmer temperatures heading into the weekend, according to the National Weather Service. On Saturday, the daytime high should reach into the mid- to high-70s, but then expect temperatures to drop significantly on Sunday into Monday as clouds return with a chance of rain, according to the weather service.

The heat wave that has gripped Southern California will continue for at least one more day, as the National Weather Service issued a heat advisory for large swaths of the region. Officials said temperatures in inland areas of Southern California could top 105 degrees on Monday. It is expected to be even hotter in desert areas, but cooler along the coast. The region has been suffering from hot weather for six days, but officials said a cool-down is expected to begin Tuesday.  L.A. NOW

Low clouds and an active marine layer should keep temperatures in check through the Labor Day weekend, with daytime highs ranging from the upper-80s to low-90s, according to the National Weather Service. Still, U.S. Forest Service recently raised the threat of fire in Angeles National Forest from "high" to "very high. " And starting Monday, a warming trend could push temperatures back into triple-digit territory, the weather service said.

A flash flood warning has been issued for La Crescenta, La Canada Flintridge and the surrounding foothills as potential for rain at 1 inch or more per hour until 4:45 p.m., according to the National Weather Service. Residents who live near the Station fire burn area were warned to be especially careful for possible flash flooding and mud flows. Small hail has already been reported in La Canada. -- Jason Wells, Times Community News Follow Jason Wells on Google+ and on Twitter: @JasonBretWells

With record-high temperatures expected across Southern California on Monday, the National Weather Service has issued a red-flag warning for several areas. The scorching temperatures, combined with gusty winds, single-digit humidity and dry vegetation could indicate high fire danger. The warning is in effect through 6 p.m Tuesday for the Santa Clarita Valley and the San Gabriel Mountains in Los Angeles and Ventura counties. The Angeles National Forest in L.A. County and Ventura County's Los Padres National Forest are also under red-flag warnings.

You know it's hot when hitting 90 degrees is considered a cooling trend, but that's what region has to look forward to Sunday evening, when a week of triple-degree heat is expected to start subsiding. For now, the National Weather Service has issued excessive heat warnings through 8 p.m. Friday night, because of the combination of high temperatures and relatively high humidity for the Southland -- 20% to 30%. In the Burbank-Glendale region, temperatures could hit 105 on Friday, and then 102 degrees on Saturday, according to the National Weather Service.