Summer heat has arrived.

Today was a hot one across nearly all of the state. Coastal fog was relegated to far SoCal, so even coastal areas got up into the 70s and 80s. Today was the first 95 degree day in San Rafael, and the first 100+ degree day in the Central Valley. The thermometer reached 120 today in Death Valley. All in all, a pretty typical warm spell for CA. It will be hot for at least the next 48 hours before cooling down for the weekend. Inland, however, temps will remain above normal. The current GFS runs are indicating the potential for a massive ridge to build into CA from the SE by the end of week two, bringing very hot temperatures (add 5-10 degrees to today’s highs) and possibly some mid-level moisture from  a pre-monsoonal type surge. It’s that time of year again…

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