bay area weather

The unofficial start of summer kicked off with a hot day in the South Bay, which meant big crowds and big business at the beach in Santa Cruz.

The unofficial start of summer kicked off with a hot day in the South Bay, which meant big crowds and big business at the beach in Santa Cruz. Scott Budman reports.

A heat advisory will be in effect from noon to 9 p.m. in areas of the Bay Area due to triple-digit temperatures.

Plan on a continued rise in temps for Monday with a Spare the Air alert issued as well for unhealthy for sensitive groups levels of ground level zone for the inland East Bay. NBC Bay Area meteorologist Vianey Arana has your microclimate forecast.

With the hot temperatures and holiday weekend, fire crews are preparing for what could be a busy Memorial Day. Rob Mayeda and Thom Jensen report. .

Triple-digit temperatures forecasted this weekend in parts of the Bay Area and they arrive as the fire season gets underway and as thousands head out to holiday destinations. Rob Mayeda and Thom Jensen report.

Plan on a continued rise in temps for Monday with a Spare the Air alert issued as well for unhealthy for sensitive groups levels. Meteorologist Rob Mayeda has the details in your Microclimate Forecast.

After patchy areas of low clouds, fog and mist clear we’ll see the beginning of a warming trend starting Sunday that could be breaking record highs by Memorial Day Monday. Meteorologist Rob Mayeda has the details in your Microclimate Forecast.

The extra-long weekend is bringing in some extra-hot temperatures for North and East Bay residents, with the National Weather Service issuing a heat advisory for Memorial Day.

A warming trend starting Sunday could be breaking record highs by Memorial Day. Meteorologist Rob Mayeda has more.

Chief Meteorologist Jeff Ranieri tracks summer-like heat for Memorial Day in your Microclimate Forecast.

Near triple-digit heat is expected to return to parts of the Bay Area just in time for the unofficial start of summer.

Meteorologist Kari Hall has an update on a mild start to the weekend with heat building for Memorial Day holiday.

Strong winds wreaked havoc across the Bay Area late Wednesday and into Thursday morning, toppling trees and causing some damage and delays for drivers. Kari Hall and Cierra Johnson report.

Strong winds wreaked havoc across the Bay Area late Wednesday and into Thursday morning, toppling trees and causing some damage and delays for drivers.

The red flag warning already in effect over the weekend for parts of the Bay Area was extended until Tuesday evening, the National Weather Service confirmed.

The red flag warning in effect over the weekend for parts of the Bay Area was extended until Tuesday evening, the National Weather Service Kari Hall and Bob Redell report.

The continued hot, dry and breezy conditions are prompting an extension of red flag warnings across large portions of the Bay Area. Sergio Quintana reports.

Warmer temps, increasing north wind into Monday will make for more challenging weather conditions and high fire danger especially inland and along the hills. Meteorologist Rob Mayeda has the latest microclimate forecast.