textproduct: San Diego
This forecast discussion was created in the public domain by the National Weather Service. It can be found in its original form here.
SYNOPSIS
High temperatures will slowly warm through Saturday to as much as 10 to 15 degrees above average for the valleys and inland coastal areas. There will be mostly weak offshore flow with periods of gusty east to northeast winds along and below the coastal slopes of the mountains for today and Friday with gusts to 35 to 45 mph with the winds weakening on Saturday. A little cooler for Sunday and Monday, then warmer for Wednesday and Thursday with periods of moderate or stronger offshore winds possible for next Wednesday and Thursday.
SHORT TERM (Today through Saturday)
High pressure aloft over southern California will bring a gradual warming trend through Saturday with Saturday high temperatures as much as 10 to 15 degrees above average for the valleys and inland coastal areas. High temperatures on Saturday will range from the 70s near the coast to the upper 70s to mid 80s for the valleys with the lower deserts around 80.
Weak offshore lower-level flow will prevail through Satursday with periods of east to northeast winds along and below the coastal slopes of the mountains. The stronger winds today will be near and below the Cajon pass with gusts to 35 to 45 mph with strengthening and expansion of those stronger winds to the east- flow prone areas on Friday. Winds will weaken on Saturday with the stronger gusts to 25 to 35 mph.
LONG TERM (Sunday through Wednesday)
Weakening high pressure aloft and weak onshore will spread cooling inland on Sunday into Monday, but with high temperaures on Monday still 5 to 10 degrees above average for the valleys. For the middle of next week, high pressure aloft will strengthen over California with potentially stronger northeast to easterly Santa Ana winds developing.
For Wednesday and Thursday of next week, ECMWF ensemble output has trended stronger with the winds for Campo with the NBM showing support for stronger winds greater below the Cajon Pass on Wednesday and in the San Diego County mountains on Thursday. High temperatures for next Wednesday could be 12 to 18 degrees above average for the coast and valleys.
AVIATION
291030Z...VFR conditions will continue today and tonight as high clouds clear. Local northeast wind gusts of 25-35 kts will continue in foothills below mountain passes and into adjacent valleys.
MARINE
No hazardous marine conditions are expected through Monday.
BEACHES
Elevated surf will combine with the high tide Friday morning to increase the risk of strong rip currents and minor tidal overflow.
SKYWARN
Skywarn activation is not requested. However weather spotters are encouraged to report significant weather conditions.
SGX WATCHES/WARNINGS/ADVISORIES
CA...None. PZ...None.
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