Bay Area/ San Jose/ Weather & Environment
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Published on July 10, 2023
Stay Safe During the Bay Area's Scorching Triple-Digit Heat Wave This Weekend, As Fire Risk Remains LowRendering

The San Francisco Bay Area is expected to experience a dangerous heat wave this weekend, with temperatures potentially hitting triple digits in some inland areas. However, despite the rising temperatures and dry conditions, the fire risk in the region is expected to remain relatively low due to favorable wind conditions.

Gradual warming is expected throughout the week, with temperatures peaking from Friday through Sunday, reported ABC7 News Meteorologist Drew Tuma. While the coast will remain more comfortable with temperatures in the 60s and 70s, inland areas could experience temperatures around 100 degrees during the weekend, according to the San Francisco Chronicle. The heat wave is expected to extend into next week, as the National Weather Service Meteorologist Dial Hoang told media.

Inland, the daytime relative humidity is expected to drop to low teens, elevating the fire danger level. Despite the elevated risk, experts do not anticipate widespread extreme fire risks, since wind conditions should remain mild. According to National Weather Service meteorologist Dalton Behringer, even if fires do break out, they are "not expecting any critical or extreme fire behavior."

This more optimistic fire outlook is due to the westerly winds coming off the Pacific Ocean, helping to prevent humidity levels from dropping too low. Behringer explained that the biggest fire weather concerns in California occur from strong and dry Diablo winds, which are more typical in late summer and fall, underscoring that such conditions are not expected during this current heat wave.

As the heat wave intensifies, vegetation around the Bay Area will continue to dry out, and residents are urged to exercise caution to avoid creating sparks during outdoor activities, reminding us that we all must be vigilant in doing our part to keep the region safe from wildfires with the knowledge of the devastation these fires can bring and how quickly they can spread, acting with awareness that our actions can help prevent such disasters, National Weather Service Meteorologist Dial Hoang said.

The marine layer, responsible for the recent cooler temperatures and cloudy skies over San Francisco, is expected to linger until Thursday, keeping the fog along the immediate coastline as the high pressure over the Bay Area compresses it below 1,000 feet. By the weekend, the marine layer is likely to recede further, allowing sunnier conditions to prevail over many parts of the region.

Those seeking relief from the sweltering heat can find respite along the coast, where temperatures are forecasted to remain in the mid-60s to low-70s during the weekend, suggested the NBC Bay Area meteorologist Dial Hoang. With the summer heat in full swing, it is essential for everyone to take necessary precautions to stay cool, hydrated, and safe during this heat wave, and to remain aware of the fire risks associated with these soaring temperatures, so together we can ensure the well-being of our communities and our beautiful Bay Area.