San Diego

Cool Thanksgiving then dry Santa Ana winds pick up

Cooler temperatures by Thanksgiving with reasonable energy Santa Ana winds Thursday night by Saturday. Critical fireplace climate circumstances anticipated.

SAN DIEGO — Wednesday afternoon excessive temperatures can be beneath seasonal norms.

  • Coastal highs 62°-68°, regular round 67°.
  • Inland highs 68°-71°, regular round 72°.
  • Mountain highs 55°-65°, regular round 56°.
  • Desert highs 71°-76°, regular round 73°.

At the seashores, water temperature is 57°-61° with a low rip present danger. Wave heights are 1′-3′ from a northwest swell and a small southwest swell. The UV index will peak at 4 (reasonable). 

Humidity within the County can be delicate. Coastal and inland areas will see dew factors 35°-55°. Mountain and desert dew factors can be 25°-40°.

Air high quality round San Diego County can be good to reasonable. Forecast AQI values are 40-55 with PM2.5 being the first pollutant.

A Fire Weather Watch has been issued for San Diego County inland and mountain areas from 9 PM Thursday till 2 PM Saturday. Winds 20-30 mph with gusts 40-50 mph are anticipated. Wind inclined places may see gusts as excessive as 60 mph. Relative humidity ranges will drop to beneath 10% Friday by Saturday. Winds can be weaker Sunday and Monday, however humidity stays very dry.

Temperatures will start to chill extra into Thanksgiving Thursday as a low stress trough digs into the Desert Southwest. Onshore stream will convey marine layer clouds again into the inland communities for the morning hours Thursday.

Cold excessive stress will construct within the Great Basin Thursday night, permitting a cool Santa Ana wind occasion to happen Thursday evening by Saturday. Winds may gust 55-60 mph in essentially the most wind inclined places. Winds can be pretty northerly Friday, then flip easterly Saturday. Easterly winds will favor San Diego County.

Slightly hotter circumstances going into the weekend underneath dry offshore stream. Critical fireplace climate circumstances are attainable through the Santa Ana wind occasion. Winds will keep offshore however weaken by Monday and humidity will stay very low. 


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